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Extended Streamflow Guidance
Issued by NWS
Issued by NWS
Versions:
1
517 FGUS63 KMSR 210256 ESGMEN MENOMINEE RIVER BASIN LONG-RANGE PROBABILISTIC OUTLOOK NATIONAL WEATHER SERVICE NORTH CENTRAL RIVER FORECAST CENTER TWIN CITIES/CHANHASSEN MN 956 PM CDT TUE AUG 20 2024 IN TABLE 1 BELOW...THE CURRENT (CS) AND HISTORICAL (HS) OR NORMAL PROBABILITIES OF EXCEEDING MINOR...MODERATE...AND MAJOR FLOOD STAGES ARE LISTED FOR THE VALID TIME PERIOD. CS VALUES INDICATE THE PROBABILITY OF REACHING A FLOOD CATEGORY BASED ON CURRENT CONDITIONS. HS VALUES INDICATE THE PROBABILITY OF REACHING A FLOOD CATEGORY BASED ON HISTORICAL OR NORMAL CONDITIONS. WHEN THE VALUE OF CS IS MORE THAN HS...THE PROBABILITY OF EXCEEDING THAT LEVEL IS HIGHER THAN NORMAL. WHEN THE VALUE OF CS IS LESS THAN HS...THE PROBABILITY OF EXCEEDING THAT LEVEL IS LOWER THAN NORMAL. :...TABLE 1--PROBABILITIES FOR MINOR...MODERATE AND MAJOR FLOODING... VALID PERIOD: 08/26/2024 - 11/24/2024 : CURRENT AND HISTORICAL CHANCES : OF EXCEEDING FLOOD CATEGORIES : AS A PERCENTAGE(%) CATEGORICAL : FLOOD STAGES (FT) : MINOR MODERATE MAJOR LOCATION MINOR MOD MAJOR : CS HS CS HS CS HS -------- ----- ----- ----- : ---- ---- ---- ---- ---- ---- :Michigamme River WLKM4 9.0 10.0 12.0 <5 <5 <5 <5 <5 <5 :Paint River CRYM4 7.0 8.0 9.5 <5 <5 <5 <5 <5 <5 :Menominee River FLOW3 9.0 11.0 13.0 <5 <5 <5 <5 <5 <5 NIAW3 13.0 15.0 16.0 <5 <5 <5 <5 <5 <5 VLCM4 15.0 17.0 19.0 <5 <5 <5 <5 <5 <5 MCAW3 15.0 18.0 19.0 <5 7 <5 <5 <5 <5 LEGEND CS = CONDITIONAL SIMULATION (CURRENT OUTLOOK) HS = HISTORICAL SIMULATION FT = FEET IN TABLE 2 BELOW...THE 95 THROUGH 5 PERCENT COLUMNS INDICATE THE PROBABILITY OF EXCEEDING THE LISTED STAGE LEVELS (FT) FOR THE VALID TIME PERIOD. :...TABLE 2--EXCEEDANCE PROBABILITIES... .B MSR 0826 Z DH12 /DC2408210256/DVD90/HGVFZXT/HGVFZX9/HGVFZXH .B1 /HGVFZX5/HGVFZXG/HGVFZX1/HGVFZXF : : Chance of Exceeding Stages (ft) at Specific Locations : Valid Period: 08/26/2024 - 11/24/2024 : : 95% 90% 75% 50% 25% 10% 5% : --- --- --- --- --- --- --- :Michigamme River WLKM4 2.9/ 3.1/ 3.4/ 4.0/ 4.8/ 5.3/ 6.1 :Paint River CRYM4 2.6/ 2.8/ 3.2/ 4.0/ 4.5/ 5.1/ 5.3 :Menominee River FLOW3 3.6/ 4.0/ 4.5/ 5.3/ 6.4/ 7.5/ 7.7 NIAW3 5.6/ 6.1/ 6.8/ 7.9/ 9.1/ 10.7/ 11.0 VLCM4 5.6/ 6.0/ 6.9/ 7.9/ 10.0/ 11.8/ 12.3 MCAW3 9.3/ 9.6/ 10.4/ 11.3/ 12.8/ 14.0/ 14.5 .END IN TABLE 3 BELOW...THE 95 THROUGH 5 PERCENT COLUMNS INDICATE THE PROBABILITY OF FALLING BELOW THE LISTED STAGE LEVELS (FT) FOR THE VALID TIME PERIOD. :...TABLE 3--NONEXCEEDANCE PROBABILITIES... .B MSR 0826 Z DH12 /DC2408210256/DVD90/HGVFZNT/HGVFZN9/HGVFZNH .B1 /HGVFZN5/HGVFZNG/HGVFZN1/HGVFZNF : : Chance of Falling Below Stages (ft) at Specific Locations : Valid Period: 08/26/2024 - 11/24/2024 : : 95% 90% 75% 50% 25% 10% 5% : --- --- --- --- --- --- --- :Michigamme River WLKM4 2.8/ 2.8/ 2.8/ 2.8/ 2.7/ 2.6/ 2.6 :Paint River CRYM4 2.3/ 2.3/ 2.2/ 2.2/ 2.1/ 2.1/ 2.0 :Menominee River FLOW3 3.1/ 2.9/ 2.8/ 2.7/ 2.6/ 2.6/ 2.6 NIAW3 5.4/ 5.3/ 5.0/ 4.7/ 4.6/ 4.5/ 4.5 VLCM4 5.4/ 5.3/ 5.2/ 5.0/ 4.9/ 4.8/ 4.8 MCAW3 9.2/ 9.2/ 9.0/ 8.8/ 8.7/ 8.7/ 8.7 .END :Long-range probabilistic outlooks are issued near the end of :the month throughout the year. $$