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Network of weather stations installed along roads
A road weather information system (RWIS) comprises remote automatic weather stations (AWSs) – often technically referred to as environmental sensor stations
Road weather information system
Road_weather_information_system
Automated sensor suites
of automated weather stations that have somewhat subtle but important differences. These include the automated weather observing system (AWOS) and the
Automated airport weather station
Automated_airport_weather_station
Automatic weather station Remote Automated Weather Stations (RAWS) Automated Surface Observing System (ASOS) NEXRAD radar Global Sea Level Observing System SST
List_of_weather_instruments
High-altitude balloon to which meteorological instruments are attached
satellite measurements and weather balloon observations are often used side by side in modern climate monitoring systems. Weather balloons are also used as
Weather_balloon
Advanced application
parking guidance and information systems and Road Weather Information Systems. A major application is providing real-time information to passengers, such
Intelligent transportation system
Intelligent_transportation_system
Floating instrument package that collects weather and ocean data
Weather buoys are instruments which collect weather and ocean data within the world's oceans, as well as aid during emergency response to chemical spills
Weather_buoy
high-quality data needed for use in numerical weather prediction and climatology, however. Road Weather Information System (RWIS) may likewise be self-powered and
Remote Automated Weather Station
Remote_Automated_Weather_Station
Aircraft digital message communication system
interfaces with flight management systems (FMS), acting as the communication system for flight plans and weather information to be sent from the ground to
ACARS
Meteorological instrument
A dropsonde is an expendable weather reconnaissance device created by the National Center for Atmospheric Research (NCAR), designed to be dropped from
Dropsonde
Network of weather stations based in the United States
Reporting System (APRS) stations. As of September 2026[update], more than 13,000 stations worldwide report regularly to the network. The Citizen Weather Observer
Citizen Weather Observer Program
Citizen_Weather_Observer_Program
Aircrews that fly into tropical cyclones to gather weather data
accurate wind speed data, information needed to accurately predict hurricane development and movement. The Air Force Reserve 53rd Weather Reconnaissance Squadron
Hurricane_hunters
Firsthand aeronautical condition report
message identifier "UA" is used when the PIREP contains non-hazardous weather information. If the PIREP contains a report of a tornado, funnel cloud, waterspout
Pilot_report
which LLWAS-II sites weather exposure justified upgrade to a weather radar (Terminal Doppler Weather Radar (TDWR) or Weather Systems Processor (WSP)) an
Low-level windshear alert system
Low-level_windshear_alert_system
Scientific study of the atmosphere focusing on weather forecasting
Earth's atmosphere and short-term atmospheric phenomena (i.e., weather), with a focus on weather forecasting. It has applications in the military, aviation
Meteorology
Component of an enhanced tsunami warning system
"for the creation and use of a new moored buoy system to provide accurate and timely warning information on tsunamis". In the wake of the 2004 Indian Ocean
Deep-ocean Assessment and Reporting of Tsunamis
Deep-ocean_Assessment_and_Reporting_of_Tsunamis
Meteorological instrument
An automatic weather station (AWS) is an automated version of the traditional weather station, either to save human labor or to enable measurements from
Automatic_weather_station
Ship used to aid weather forecasting
of meteorological and climatological data in Earth system science. The idea of a stationary weather ship was proposed as early as 1921 by Météo-France
Weather_ship
The Global Atmosphere Watch (GAW) is a worldwide system established by the World Meteorological Organization – a United Nations agency – to monitor trends
Global_Atmosphere_Watch
Radar used to locate and monitor meteorological conditions
A weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its
Weather_radar
Network of weather and environment monitoring stations
particular users, such as soil temperature or road conditions (the latter notable in Road Weather Information System (RWIS) networks). The distinguishing features
Mesonet
Doppler weather radar system
Terminal Doppler Weather Radar (TDWR) is a Doppler weather radar system with a three-dimensional "pencil beam" used primarily for the detection of hazardous
Terminal Doppler Weather Radar
Terminal_Doppler_Weather_Radar
Weather observation network in Oklahoma
and private agencies to create the Oklahoma Mesonet. This system collects weather information (e.g., wind speed, rainfall, temperature) every 5 minutes
Oklahoma_Mesonet
Network of snowpack sensors
SNOTEL is an automated system of snowpack and related climate sensors operated by the Natural Resources Conservation Service (NRCS) of the United States
SNOTEL
ICAO Meteorological Information Exchange Model (IWXXM) is a format for reporting weather information in XML/GML. IWXXM includes XML/GML-based representations
IWXXM
Norwegian weather ship
MS Polarfront was a Norwegian weather ship located in the North Atlantic Ocean. It was the last remaining weather ship in the world, maintained by the
MS_Polarfront
Format for weather reports used in aviation
reporting weather information. A METAR weather report is predominantly used by aircraft pilots, and by meteorologists, who use aggregated METAR information to
METAR
Application of science and technology
Weather forecasting or weather prediction is the application of science and technology to predict the conditions of the atmosphere for a given location
Weather_forecasting
International oceanographic observation program
System (GTS). The GTS is operated by the World Meteorological Organisation, or WMO, specifically for the purpose of sharing data needed for weather forecasting
Argo_(oceanography)
Collection of weather data from otherwise inacessible areas
Weather reconnaissance is the acquisition of weather data used for research and planning. Typically the term reconnaissance refers to observing weather
Weather_reconnaissance
Bridge in North Charleston, Charleston
from drivers. The lawsuit was settled by mandating that a road weather information system (RWIS) be included in the bridge project. The RWIS was designed
Don_N._Holt_Bridge
Program to measure global sea levels
if the mains power supply is interrupted by severe weather. The Global Sea Level Observing System does not compete with Deep-ocean Assessment and Reporting
Global Sea Level Observing System
Global_Sea_Level_Observing_System
System to capture, manage, and present geographic data
A geographic information system (GIS) consists of integrated computer hardware and software that store, manage, analyze, edit, output, and visualize geographic
Geographic_information_system
System of moored observation buoys
better understand climatic events in the Tropical Atlantic and to improve weather forecasting and climate research worldwide. Climatic and oceanic events
Prediction and Research Moored Array in the Atlantic
Prediction_and_Research_Moored_Array_in_the_Atlantic
Meteorological Agency (JMA) used for gathering regional weather data and verifying forecast performance. The system began operating on 1 November 1974, and currently
Automated Meteorological Data Acquisition System
Automated_Meteorological_Data_Acquisition_System
Water temperature close to the ocean's surface
Niño[broken anchor] phenomenon. Weather satellites have been available to determine sea surface temperature information since 1967, with the first global
Sea_surface_temperature
Fundamental data used for weather forecasts
of summary weather and sometimes water level information. Reverend John Campanius Holm is credited with taking the first systematic weather observations
Surface_weather_observation
Weather monitoring system
weather monitoring system that consists of an in situ atmospheric sensor mounted on commercial aircraft for data gathering. It collects information similar
TAMDAR
US citizen science program
is a citizen weather observer network run by the U.S. National Weather Service (NWS) and National Centers for Environmental Information (NCEI). Over 8
Cooperative_Observer_Program
weather sensors used aboard ships when they arrive in port, such as barometers and thermometers. An Automatic Voluntary Observing Ships (AVOS) System
Voluntary observing ship program
Voluntary_observing_ship_program
Intelligent transportation system domain
Traffic signal monitoring and control Automated warning systems Road Weather Information System (RWIS) monitoring Highway advisory radio Urban traffic
Advanced traffic management system
Advanced_traffic_management_system
Automated airport weather station and Terminal Doppler Weather Radar Mesonet and Oklahoma Mesonet Road Weather Information System National Data Buoy
List of infrastructure in the United States
List_of_infrastructure_in_the_United_States
Public transport information delivery method
passenger information system, or passenger information display system, is an automated system for supplying users of public transport with information about
Passenger_information_system
Monsoon data gathering system
Telecommunications System using the Service Argos Satellite Relay System. From there, it is distributed to agencies that require that information, such as weather centers
Research Moored Array for African-Asian-Australian Monsoon Analysis and Prediction
Research_Moored_Array_for_African-Asian-Australian_Monsoon_Analysis_and_Prediction
Meteorological observation network along the coast of the United States
National Weather Service (NWS), which is part of National Oceanic and Atmospheric Administration (NOAA), and data is ingested into numerical weather prediction
Coastal-Marine Automated Network
Coastal-Marine_Automated_Network
lane control Congestion Detection Automated Warning System (AWS) Road Weather Information Systems (RWIS) / Environmental Sensor Stations (ESS) Dynamic
IRIS (transportation software)
IRIS_(transportation_software)
Network of weather radars operated by the NWS
WSR-88D (Weather Surveillance Radar, 1988, Doppler), commonly known as NEXRAD (Next Generation Radar), is a high-resolution S-band Doppler weather radar
NEXRAD
Computerized units used to generate local weather information over The Weather Channel
and other weather information, including weather advisories and warnings, into TWC's national programming. The primary purpose of WeatherStar units is
WeatherStar
Automotive telematics service
doing so, road conditions can not be shared unless the tracking system is activated. Reports will then be limited to VICS information only. Road conditions
Internavi
Weather forecasting application
tracking information. In summer 2008, Green had the idea to use the animated location tracker built into Flightwise to make a stand-alone weather forecasting
MyRadar
Weather event in the United States
of severe weather forecast. As of March 16, at least three fatalities have been confirmed as a result of the winter weather side of the system, and at least
March 2026 North American blizzard
March_2026_North_American_blizzard
The following is a list of weather events that occurred on Earth in the year 2026. A weak La Niña event evolved to ENSO-neutral in early 2026, but by
Weather_of_2026
by the traffic management centres. Relevant information may include locations of incidents, weather and road conditions, optimal routes, recommended speeds
Advanced traveller information system
Advanced_traveller_information_system
Unusual, severe or unseasonal weather
global weather systems can lead to increased frequency or intensity of extreme weather events. Climate change might make some extreme weather events more
Extreme_weather
Civilian command facility for the Federal Emergency Management Agency
Operations Plan). Mount Weather is the location of a control station for the FEMA National Radio System (FNARS), a high frequency radio system connecting most
Mount Weather Emergency Operations Center
Mount_Weather_Emergency_Operations_Center
Type of weather map
II. Surface weather analyses have special symbols that show frontal systems, cloud cover, precipitation, or other important information. For example
Surface_weather_analysis
Category 4 Pacific hurricane and typhoon in 2026
National Weather Service. Wikimedia Commons has media related to Hurricane Nolo (2026). The NHC's advisory archive on Hurricane Nolo General Information of
Hurricane_Nolo
Communication of road conditions
Traffic reporting is the near real-time distribution of information about road conditions such as traffic congestion, detours, and traffic collisions.
Traffic_reporting
Government department
pieces of equipment 7 ferries 53 garages 5 scale houses 44 Road Weather Information Systems and highway cameras Manages the Dangerous Goods Transportation
Nova Scotia Department of Public Works
Nova_Scotia_Department_of_Public_Works
Wind, tornado, and flooding event in the United States
convective system and brief tornadoes. Concerns over the predictability of the incoming system prompted a rare 19z sounding from National Weather Service
Severe weather sequence of July 13–16, 2024
Severe_weather_sequence_of_July_13–16,_2024
European intergovernmental weather computation organisation based in the UK
damaging severe weather. ECMWF's core mission is to: Produce numerical weather forecasts and monitor planetary systems that influence weather Carry out scientific
European Centre for Medium-Range Weather Forecasts
European_Centre_for_Medium-Range_Weather_Forecasts
Type of public warning issued in the United States
County Sheriffs Office Relayed by National Weather Service Duluth MN 1231 AM CST Tue Feb 22 2022 ...ROAD CLOSURE IN NORTHERN ASHLAND COUNTY... The following
Local_area_emergency
Traffic information telephone hotline in North America
Traveler Information System provides real-time traffic information, including congestion, construction, lane closures, road conditions and severe weather information
5-1-1
Type of emergency alert issued in the United States
contaminated water supply, active shooting, unexpected weather events that lead to deteriorated road conditions, a major accident, or an imminent or in-progress
Civil_danger_warning
Technology for delivering traffic and travel information to motor vehicle drivers
includes traffic incidents information, traffic speeds, parking availability, weather, road closures, etc. Various brands of GPS systems using the Galactio software
Traffic_message_channel
The following is a list of weather events that occurred on Earth in the year 2025. Several weather events which had a significant impact were blizzards
Weather_of_2025
Tornado outbreak in early March 2026
Time for consistency. National Centers for Environmental Information; Various National Weather Service offices (June 2026). "Storm Events Database: Tornadoes
Tornado outbreak of March 5–7, 2026
Tornado_outbreak_of_March_5–7,_2026
Mountain in California, United States
mountain ranges that obstruct weather radar, even government broadcasts, thereby leaving blind spots in the weather prediction system. As a consequence, television
Mount_Vaca
Mountain pass and archaeological site in Colorado, USA
Passport in Time. "Moffat Road 2016". Passport in Time. "Rollins Pass Summary Report". Geographic Names Information System. Retrieved February 1, 2022
Rollins_Pass
Severe weather-related terminology used by the Meteorological Service of Canada
article primarily describes various weather warnings, and their criteria. Related weather scales and general weather terms are also addressed in this article
Severe weather terminology (Canada)
Severe_weather_terminology_(Canada)
Table of weather elements
time zones so that the information on the map should accurately represent the weather at a given time. A standardized time system was first used to coordinate
Weather_map
American TV channel
The Weather Channel (TWC) is an American pay television channel owned by Weather Group, LLC, a subsidiary of Allen Media Group. The channel's headquarters
The_Weather_Channel
Weather event in the United States
Prediction Center forecasted a tornado-driven moderate risk for severe weather on March 10, covering portions of central and eastern Illinois and northwestern
Tornado outbreak of March 10–12, 2026
Tornado_outbreak_of_March_10–12,_2026
2023 severe weather outbreak in the Southern U.S
Hartselle, Alabama. The slow-moving storm system then stalled the following day, producing more severe weather and tornadoes across portions of Alabama
Tornado outbreak of March 24–27, 2023
Tornado_outbreak_of_March_24–27,_2023
2021 tornado in Illinois, U.S.
risk area. Two rounds of severe weather were forecasted, with one being an afternoon mesoscale convective vortex system that had moved through Missouri
2021 Naperville–Woodridge tornado
2021_Naperville–Woodridge_tornado
Tornado in Kansas, U.S.
Motter, Sarah (February 9, 2025). "New bill would update Kansas' weather alert system in light of recent failures". KCTV. CBS. Retrieved September 9, 2025
2024_Westmoreland_tornado
information services (can include meteorological weather information), RDS-TMC, TPEG (over HTTP or digital broadcast such as DAB), navigation system testing
GEWI
American weather forecasting company
the analysis and delivery of real-time weather, agricultural, energy, and international trade markets information. As of 2018 the company has approximately
DTN_(company)
Weather prediction using mathematical models of the atmosphere and oceans
countries worldwide, using current weather observations relayed from radiosondes, weather satellites and other observing systems as inputs. Mathematical models
Numerical_weather_prediction
Alert issued by a meteorological agency
A weather warning or weather alert is issued by a meteorological agency to warn citizens of approaching dangerous weather. A weather watch, on the other
Weather_warning
Weatherproofing a building; protecting it from harsh weather
(WAPTAC) The WAP System for Identifying and Reviewing New Technologies and Techniques Weatherization Information Portal Home Energy Weatherization Articles https://www
Weatherization
World Geodetic System 1984 location coordinates from the United States Geographic Names Information System except as noted. Trail Ridge Road (U.S. Highway
List of mountain passes in Colorado
List_of_mountain_passes_in_Colorado
Process of planning the maintenance and repair of roadway networks
future pavement deterioration due to traffic and weather, and recommend maintenance and repairs to the road's pavement based on the type and age of the pavement
Pavement_management
Historical network of Eurasian trade routes
The Silk Road was a network of Asian trade routes active from the second century BCE until the mid-15th century. Spanning over 6,400 km (4,000 mi) on land
Silk_Road
Terminology used by the National Weather Service to describe severe weather in the US
This article describes severe weather terminology used by the National Weather Service (NWS) in the United States, a government agency operating within
Severe weather terminology (United States)
Severe_weather_terminology_(United_States)
international weather information - although in recent years, the channel has also incorporated entertainment-based programs related to weather on its schedule
History of The Weather Channel
History_of_The_Weather_Channel
Any kind of device or material used on a road surface to convey official information
Road surface marking is any kind of device or material that is used on a road surface in order to convey official information; they are commonly placed
Road_surface_marking
United States historic place
to: Going-to-the-Sun Road Glacier National Park official website Going-to-the-Sun-Road Information and Transit System Current road status Archived December
Going-to-the-Sun_Road
Tornado outbreak in the United States
by tornadoes and other weather-related impacts across eight states. Additional non-tornadic impacts associated with the system involved damaging straight-line
Tornado outbreak of March 14–16, 2025
Tornado_outbreak_of_March_14–16,_2025
2013 EF3 tornado in Oklahoma, U.S.
recorded, peaking at 2.6 miles across. The storm was part of a larger weather system that produced dozens of tornadoes over the preceding days. The tornado
2013_El_Reno_tornado
Emergency alert in the United States
PART OF THIS TEST. FOR MORE INFORMATION... PLEASE GO TO SOCOPSA.ORG OR CALL 2-1-1. THIS HAS BEEN A TEST OF THE NOAA WEATHER RADIO... IN SUPPORT OF SONOMA
Civil_emergency_message
American left-wing militant organization (1969–1977)
The Weather Underground was an American Marxist militant organization active from 1969 until 1977. Originally known as the Weathermen, or simply Weatherman
Weather_Underground
Adoption of the metric system in Canada
metric system. A federal program, coordinated by the Metric Commission, began in 1970 and during the following decade converted weather reporting, road signs
Metrication_in_Canada
MAFOR A North American system used in the transmission of marine weather forecasts to compress large amounts of information about meteorological and
Glossary_of_meteorology
Global weather activity of 2007 profiles the major worldwide weather events, including blizzards, ice storms, tornadoes, tropical cyclones, and other
Weather_of_2007
Mountain pass in the Great Smoky Mountains
Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved November 28, 2014. "Newfound Gap Road Byway"
Newfound_Gap
Major worldwide weather events in calendar year 2006
Global weather activity of 2006 profiles the major worldwide weather events, including blizzards, ice storms, tropical cyclones, tornadoes, and other
Weather_of_2006
A large and robust storm system, unofficially named Winter Storm Finn by The Weather Channel, brought widespread impacts to much of the contiguous United
January 8–10, 2024 North American storm complex
January_8–10,_2024_North_American_storm_complex
Fleet of truck-mounted weather radars
topography impacts weather systems making it the first international deployment for CSWR. In the 2000s, the Center for Severe Weather Research was featured
Doppler_on_Wheels
North American winter storm in 2025
2025, a significant and expansive winter weather event, unofficially nicknamed Winter Storm Blair by the Weather Channel and media outlets, or often known
January 5–6, 2025 United States blizzard
January_5–6,_2025_United_States_blizzard
Dangerous meteorological phenomena
these weather events and their formation requirements is used to develop models to predict the most frequent and possible locations. This information is
Severe_weather
travel, tourism, insurance
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
ROAD WEATHER-INFORMATION-SYSTEM
travel, tourism, insurance