Colorado State University
Real-Time Weather Data
Precip. Sys. Research Group
Colorado State University
Real-Time Weather Data
Precip. Sys. Research Group
Colorado State University
Real-Time Weather Data
Precipitation Systems Research Group
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Numerical model guidance: High-Resolution Rapid Refresh (HRRR)

The current HRRR run was initialized at 1500 UTC Thursday June 12 2025.

HRRR total accumulated precipitation
HRRR total accumulated precipitation
HRRR total accumulated precipitation (central US)
HRRR total accumulated precipitation (central US)
HRRR simulated reflectivity at 1000 m AGL (click image for animation)
HRRR simulated reflectivity at 1000 m AGL (click image for animation)
HRRR simulated reflectivity at 1000 m AGL, central US (click image for animation)
HRRR simulated reflectivity at 1000 m AGL, central US (click image for animation)
HRRR 6-h precipitation
HRRR 6-h precipitation
HRRR 6-h precipitation
HRRR 6-h precipitation
HRRR 1-h precipitation
HRRR 1-h precipitation
HRRR 1-h precipitation
HRRR 1-h precipitation
HRRR MLCAPE (click image for animation)
HRRR MLCAPE (click image for animation)
HRRR MLCAPE (click image for animation)
HRRR MLCAPE (click image for animation)
HRRR 2-m temperature (click image for animation)
HRRR 2-m temperature (click image for animation)
HRRR 2-m temperature (click image for animation)
HRRR 2-m temperature (click image for animation)
HRRR 2-m dewpoint (click image for animation)
HRRR 2-m dewpoint (click image for animation)
HRRR 2-m dewpoint (click image for animation)
HRRR 2-m dewpoint (click image for animation)
HRRR precipitable water (click image for animation)
HRRR precipitable water (click image for animation)
HRRR precipitable water (click image for animation)
HRRR precipitable water (click image for animation)
HRRR hourly maximum 2--5-km updraft helicity (click image for animation)
HRRR hourly maximum 2--5-km updraft helicity (click image for animation)
HRRR hourly maximum 2--5-km updraft helicity, central US (click image for animation)
HRRR hourly maximum 2--5-km updraft helicity, central US (click image for animation)
HRRR accumulated maximum 2--5-km updraft helicity (click image for animation)
HRRR accumulated maximum 2--5-km updraft helicity (click image for animation)
HRRR accumulated maximum 2--5-km updraft helicity, central US (click image for animation)
HRRR accumulated maximum 2--5-km updraft helicity, central US (click image for animation)
HRRR 10-m wind speed (click image for animation)
HRRR 10-m wind speed (click image for animation)
HRRR 10-m wind speed (click image for animation)
HRRR 10-m wind speed (click image for animation)
HRRR hourly maximum 10-m wind speed (click image for animation)
HRRR hourly maximum 10-m wind speed (click image for animation)
HRRR hourly maximum 10-m wind speed (click image for animation)
HRRR hourly maximum 10-m wind speed (click image for animation)
HRRR run-maximum 10-m wind speed (click image for animation)
HRRR run-maximum 10-m wind speed (click image for animation)
HRRR run-maximum 10-m wind speed (click image for animation)
HRRR run-maximum 10-m wind speed (click image for animation)
HRRR precipitation type (click image for animation)
HRRR precipitation type (click image for animation)
HRRR precipitation type (click image for animation)
HRRR precipitation type (click image for animation)

Time series for the most recent HRRR run that goes to 48 h

Forecast hourly precipitation time series at Fort Collins
Forecast accumulated precipitation time series at Fort Collins
2-m temperature and dewpoint time series at Fort Collins
10-m wind speed time series at Fort Collins



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DISCLAIMER: The images and data on this site are intended for meteorological education and research purposes and, although they should generally be up to date, are not monitored at all times. Do not use for making decisions where money or lives are at stake. For official forecasts and warnings, visit the National Weather Service.

Walter Scott, Jr.
College of Engineering
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Fort Collins, Colorado 80523 USA

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