National Weather Service United States Department of Commerce
 

Visit this site for the narrative of the 2021 Spring Flood Outlook

Federal Partner Briefing Slides 

 
Ensemble Streamflow 90-day Hydrologic Outlook for Forecast Points in the Missouri River Basin
 

These graphics represent the general probabilities of exceeding minor, moderate, and major flood levels based on ensemble streamflow prediction analysis.  The long-range probabilistic outlook contains forecast values that are calculated using multiple season scenarios from 30 or more years of climatological data including current conditions of the river, snow cover, and soil moisture.  Go to WFO AHPS pages to view more detailed probabilistic information for each river location.

Click here for detailed explanation of the graphics.

  

Probabilities of exceeding MAJOR Flood Levels (click on specific points to view forecasts)

 

Probabilities of Exceeding MODERATE Flood Levels (click on specific points to view forecasts

 

Probabilities of Exceeding MINOR Flood Levels (click on specific points to view forecasts)

 

 


 

Difference between conditional and historical probabilities for MAJOR flooding

(conditional minus historical)

 

Difference between conditional and historical probabilities for MODERATE flooding

(conditional minus historical)

 

Difference between conditional and historical probabilities for MINOR flooding

(conditional minus historical)

 

ESG Text Products

ESGMOM - 90 day

ESGKSR

ESGBBL

ESGBGH - 90 day

ESGBGH - WY

ESGELK - 90 day

ESGELK - WY

ESGGRA

ESGJAM - 90 day

ESGJAM - WY

ESGLDT - 90 day

ESGLDT - WY

ESGLRP

ESGLSH

ESGLUP - 90 day

ESGLUP - WY

ESGMDC

ESGMDT - 90 day

ESGMDT - WY

ESGMIL - 90 day

ESGMIL - WY

ESGNPL - 90 day

ESGNPL - WY

ESGOSG

ESGSIO - 90 day

ESGSIO - WY

ESGSPL - 90 day

ESGSPL - WY

ESGUDT - 90 day

ESGUDT - WY

ESGUMO - 90 day

ESGUMO - WY

ESGMTA

ESGMTB

ESGURP

ESGUSH

ESGYEL - 90 day

ESGYEL - WY