Precipitation Data

Missouri Basin River Forecast Center

Past Precipitation

Significant River Flood Outlooks

• Missouri Basin Significant River Flood Outlook
• National Significant River Flood Outlook

Radar Data (Estimated Precipitation Amounts)

• Current Radar Images:
• Glasgow
• Billings
• Great Falls
• Bismarck
• Rapid City
• Riverton
• One Hour Radar Precipitation Estimates:
• Glasgow
• Billings
• Great Falls
• Bismarck
• Rapid City
• Riverton
• Storm Total Radar Precipitation Estimates:
• Glasgow
• Billings
• Great Falls
• Bismarck
• Rapid City
• Riverton

Actual Precipitation Amounts

• National 24-hour Observed Precipitation Graphic (mapped by points)
• National 24-hour Observed Precipitation Gridded Graphic (mapped by contours)
• Montana State Temperature and Precipitation Table
• Wyoming State Temperature and Precipitation Table

Snowfall Data

• Montana Snotel Data
• Western United States Snotel Data
• U.S. Snow Monitoring
• Various Western U.S. Snow Data

Forecast Precipitation

Miscellaneous Forecasts from HPC

• National Quantitative Precipitation Forecasts:
• National QPF Interactive Browser
• National QPF Discussion
• Excessive Rainfall Forecasts:
• Winter Weather Forecasts

Drought Assessment

• U.S. Drought Monitor (from University of Nebraska)
• Seasonal Drought Outlook (from CPC)
• NOAAs Drought Information Center
• Palmer Drought Index (from CPC)
• Soil Moisture (from CPC)
• U.S. Drought Ending Precipitation (from NCDC)
• Crop Moisture Index (from CPC)

Precipitation Climatology

• Average Annual Precipitation Map for Montana
• Precipitation Climate Maps
• Precipitation Frequency for the Western United States
• Western Regional Climate Center
• National Climatic Data Center