National Weather Service United States Department of Commerce



Current Hydrology Discussion


Additional Resources

Current Watches and Warnings

   Flash Flood Watch  
   Flash Flood Warning  
   Flash Flood Statement  
   Areal Flood Warning  

   Hydrologic Outlook  
   Flood Watch  
   Flood Warning  
   Flood Statement  
   Flood Advisory

Current and Forecast River Stages


Significant River Flood Outlook for the Missouri River Basin


Current Radar Imagery

1 Hour Precipitation Storm Total Precipitation
National Radar Map

Rainfall Forecasts

Day 3
Excessive Rainfall Outlook
Excessive Rainfall Outlook
Excessive Rainfall Outlook
Day 3

Antecedent Conditions - Past Rainfall, Snow Cover, and Soil Moisture

Click each image to view an interactive map for that element.
Snow Water Equivalent


April 25 Snow Depth - Click For Latest Image Soil Moisture



Montana Watersheds Snowpack with Non-Exceedence Projections Montana SNOTEL Current Snow Water Equicalent (SWE) % of Normal

Drought Information

Current Drought Conditions For Montana

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Drought Outlook

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Climate Outlook

CPC 6 to 10 Day Precip Outlooks CPC 6 to 10 Day Precip Outlooks
CPC 8 to 14 Day Precip Outlooks CPC 8 to 14 Day Temperature Outlooks