• Current Hydrologic Conditions from NOAA's Hydrologic Information Center - flood summary, river/streamflow conditions, drought, soil moisture conditions, snow conditions, water supply outlooks, meteorological outlooks.

• Flash Flood - Flash floods can strike any time and any place with little or no warning. In mountainous or flat terrain, distant rain may be channeled into gullies and ravines, turning a quiet streamside campsite or wash into a rampaging torrent in minutes.

• North Central River Forecast Center Flash Flood Guidance - Terminology - Flash Flood Watch - Indicates that flash flooding is a possibility in or close to the watch area. Those in the affected area are urged to be ready to take action if a flash flood warning is issued or flooding is observed.

• Natural Hazards - With Safety Rules For Tornadoes, Hurricanes, Floods, Flash Floods, Thunderstorms/Lightning, Winter Storms WATCH: Severe weather is possible within the designated watch area.

• National Weather Service Low-Water Crossing Flood Safety Video - The NWS, as a public service, provides a video (at nominal cost) to disseminate motorist safety information. The video points out the possibility of dangerous highway conditions occurring as a result of flooding or flash flooding that are often the cause of motorist fatalities and provides rules for safe operation of vehicles under these conditions.

• Sea Grant HazNet - Floods - National Sea Grant Coastal Hazards Network Home page

• Flash Flood Tip Sheet - NWS Brownsville - Flash Flood Tip Sheet. Precipitation In The Nation. Ever wonder how the National Weather Service forecasts precipitation-related events across the country? The Hydrometeorological Prediction Center (HPC) interagency disaster survey team led by NOAA found that complex river characteristics and limitations in current National Weather Service flood forecast methods were the primary cause of changes in forecasts of the flood crest at Grand Forks, N.D.,