FGUS63 KMSR 252046 ESGM19 MISSISSIPPI RIVER FROM DUBUQUE..IOWA TO GREGORY LANDING..MISSOURI LONG-RANGE PROBABILISTIC OUTLOOK NATIONAL WEATHER SERVICE NORTH CENTRAL RIVER FORECAST CENTER TWIN CITIES/CHANHASSEN MN 345 PM CDT WED MAR 25 2026 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: 03/30/2026 - 06/28/2026 : 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 -------- ----- ----- ----- : ---- ---- ---- ---- ---- ---- :Mississippi River DLDI4 16.0 17.0 20.5 12 48 8 35 <5 11 DBQI4 17.0 18.0 21.5 14 53 12 47 <5 13 BLVI4 17.0 18.0 20.0 8 34 7 28 <5 11 FLTI2 16.0 18.0 20.0 13 52 7 32 <5 12 CMMI4 17.0 18.5 20.5 12 46 8 32 <5 12 LECI4 11.0 12.0 13.5 13 52 8 35 <5 17 RCKI2 15.0 16.0 18.0 22 60 15 52 7 25 ILNI2 15.0 16.0 18.0 21 59 14 47 7 25 MUSI4 16.0 18.0 20.0 22 62 14 47 7 25 NBOI2 15.0 16.5 18.5 25 65 15 54 8 28 KHBI2 14.0 15.5 17.0 32 65 15 51 6 24 GLDI2 10.0 12.0 14.0 34 67 14 46 5 22 BRLI4 15.0 16.5 18.0 28 64 15 48 5 24 EOKI4 16.0 17.5 19.0 9 32 5 18 <5 11 GGYM7 15.0 18.0 25.0 35 67 12 44 <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 0330 Z DH12 /DC2603252045/DVD90/HGVFZXT/HGVFZX9/HGVFZXH .B1 /HGVFZX5/HGVFZXG/HGVFZX1/HGVFZXF : : Chance of Exceeding Stages (ft) at Specific Locations : Valid Period: 03/30/2026 - 06/28/2026 : : 95% 90% 75% 50% 25% 10% 5% : --- --- --- --- --- --- --- :Mississippi River DLDI4 12.4/ 12.4/ 12.4/ 12.4/ 14.1/ 16.6/ 19.2 DBQI4 14.2/ 14.2/ 14.2/ 14.3/ 16.1/ 18.4/ 21.0 BLVI4 13.0/ 13.0/ 13.0/ 13.0/ 14.3/ 16.4/ 18.3 FLTI2 12.6/ 12.6/ 12.6/ 12.8/ 14.5/ 16.8/ 19.0 CMMI4 13.6/ 13.6/ 13.6/ 13.8/ 15.1/ 17.4/ 19.6 LECI4 8.9/ 8.9/ 8.9/ 9.1/ 10.1/ 11.7/ 13.4 RCKI2 12.0/ 12.0/ 12.0/ 12.2/ 14.5/ 16.8/ 19.1 ILNI2 11.6/ 11.6/ 11.6/ 12.0/ 13.9/ 16.3/ 19.2 MUSI4 13.0/ 13.0/ 13.1/ 13.5/ 15.5/ 18.3/ 21.1 NBOI2 12.9/ 12.9/ 12.9/ 13.3/ 15.0/ 17.3/ 20.2 KHBI2 11.9/ 11.9/ 11.9/ 12.5/ 14.6/ 16.7/ 17.8 GLDI2 7.8/ 7.8/ 7.8/ 8.6/ 10.8/ 13.1/ 14.5 BRLI4 12.9/ 12.9/ 12.9/ 13.7/ 15.4/ 17.5/ 18.7 EOKI4 9.3/ 9.3/ 9.4/ 10.9/ 12.9/ 15.7/ 18.3 GGYM7 10.9/ 11.0/ 11.4/ 13.9/ 15.9/ 18.5/ 21.0 .END IN TABLE 3 BELOW...THE 95 THROUGH 5 PERCENT COLUMNS INDICATE THE PROBABILITY OF FALLING BELOW THE LISTED FLOW LEVELS (KCFS) FOR THE VALID TIME PERIOD. :...TABLE 3--NONEXCEEDANCE PROBABILITIES... .B MSR 0330 Z DH12 /DC2603252045/DVD90/QIVFZNT/QIVFZN9/QIVFZNH .B1 /QIVFZN5/QIVFZNG/QIVFZN1/QIVFZNF : : Chance of Falling Below Flows (kcfs) at Specific Locations : Valid Period: 03/30/2026 - 06/28/2026 : : 95% 90% 75% 50% 25% 10% 5% : --- --- --- --- --- --- --- :Mississippi River DLDI4 75.1/ 60.0/ 44.0/ 34.1/ 27.0/ 21.7/ 20.7 DBQI4 75.1/ 60.0/ 44.0/ 34.1/ 27.0/ 21.7/ 20.7 BLVI4 76.2/ 60.9/ 45.3/ 34.5/ 27.4/ 22.1/ 20.9 FLTI2 78.2/ 63.3/ 47.3/ 36.1/ 29.2/ 23.5/ 21.9 CMMI4 78.2/ 63.3/ 47.3/ 36.1/ 29.2/ 23.5/ 21.9 LECI4 80.5/ 69.0/ 49.4/ 37.9/ 30.6/ 24.7/ 22.9 RCKI2 86.7/ 76.7/ 53.9/ 42.6/ 34.7/ 27.4/ 25.6 ILNI2 89.2/ 79.5/ 57.8/ 44.7/ 36.2/ 28.4/ 26.7 MUSI4 89.2/ 79.5/ 57.8/ 44.7/ 36.2/ 28.4/ 26.7 NBOI2 89.9/ 79.8/ 58.4/ 44.8/ 36.3/ 28.4/ 26.8 KHBI2 97.5/ 91.1/ 65.0/ 51.4/ 41.1/ 31.2/ 30.0 GLDI2 98.5/ 92.5/ 65.7/ 51.6/ 41.1/ 31.2/ 30.0 BRLI4 99.6/ 92.9/ 66.2/ 52.0/ 41.5/ 31.4/ 30.1 EOKI4 98.6/ 95.2/ 70.4/ 54.0/ 39.6/ 28.9/ 26.2 GGYM7 103.8/ 99.9/ 79.4/ 60.7/ 45.2/ 32.4/ 29.2 .END :Long-range probabilistic outlooks are issued near the end of :the month throughout the year. $$