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High Impact Precipitation Monitoring

This page offers some useful links for monitoring high impact precipitation across the United States.

 

High impact, excessive U.S. rainfall forecasts from the NWS

1-day (Discussion) 2-day 3-day

Storm Prediction Center (SPC) Radar Loop and Severe Weather Treat

SPC Radar Loop


SPC Heavy Rain Mesoscale Analysis

Precipitable Water
SPC Precipitable Water

850mb Moisture Transport SPC 850mb Moisture Transport

Upwind Propogation VectorSPC Upwind Propogation Vector

Precip. Potential Placement


Current Flash Flood Warnings in the U.S.

Current Flash Flood Watches in the U.S.


NOAA Satellite Precipitation Estimate (SPENES) Text Messages & Graphics


STAR Satellite Rainfall Estimates – Hydro-Estimator – Contiguous United States

One Hour Estimated Precipitation

3 Hour Estimated Precipitation

6 Hour Estimated Precipitation

Hydro-Estimator – ContiguousUnited States


Hydrometeorological Prediction Center Quantitative Precipitation Forecasts

24-hour Total
Update (0 to 6 Hrs)
Day 1: First Six Hours (6-12 Hrs)
Day 1: Second Six Hours (12-18 Hrs)
Day 1: Third Six Hours (18-24 Hrs)
Day 1: Fourth Six Hours (24-30 Hrs)

 Model QPFs

NSSL WRF 4 km grid 36 h Total Precipitation (mm)


NSSL Heavy Rain Threat (experimental)

Density of points exceeding QPF 1 in./h during 12-18 UTC
Density of points exceeding QPF 1 in./h during 18-00 UTC
Density of points exceeding QPF 1 in./h during 00-06 UTC
Density of points exceeding QPF 1 in./h during 06-12 UTC
Density of 24h (12-12 UTC) QPF exceeding 3 in.
Density of 24h (12-12 UTC) QPF exceeding 5 in.

3-14 Day U.S. Hazards Assessment – Precipitation


U.S. Flood Potential Maps (NASA)

Flood Model (1)

CREST Model

GFS + 24 hr Model

GEOS5 + 24 hr Model

1 Day Rain Accumulation (35 mm threshold)