Hydrometeorological Forecast Discussion
NWS North Central River Forecast Center Twin Cities/Chanhassen MN
1141 AM CDT Mon Apr 20 2026
River forecasts routinely incorporate 24 hours of QPF from
April 1 to September 30 and 48 hours from October 1 to March 31.
See http://www.weather.gov/ncrfc/LMI_QPF_NcrfcCurrentQpf
...Forecast Activity...
RVF forecasts issued today. Issue times are in UTC.
Subtract 6 hrs for CST, 5 hrs for CDT/EST, 4 hrs for EDT.
RVF Forecast Group description Issue Time
CIW Cedar/Iowa R Basin 2026-04-20 15:57 UTC
DES Des Moines R Basin 2026-04-20 14:56 UTC
EWS Ern Wisconsin Basins to Lk MI 2026-04-20 13:52 UTC
GND Grand, Muskegon/White Basins, MI 2026-04-20 13:48 UTC
ILO Mainstem Illinois R 2026-04-20 16:20 UTC
KDF Illinois R tribs abv LaSalle, IL 2026-04-20 15:51 UTC
KSJ Kalamazoo/St Joseph Bsns-MI & IN 2026-04-20 13:41 UTC
M10 Miss. R - Lake City, MN-L&D 10 2026-04-20 15:37 UTC
M19 Miss. R - L&D 11-Gregory Landing 2026-04-20 15:31 UTC
MEC Meramec R Basin 2026-04-20 14:42 UTC
NLM Northern Lower Michigan rivers 2026-04-20 13:25 UTC
RCK Rock R Basin 2026-04-20 15:45 UTC
RDW Mississippi R abv Red Wing, MN 2026-04-20 14:45 UTC
RED Red R of the North mainstem 2026-04-20 13:32 UTC
SMS Southeastern Michigan Streams 2026-04-20 13:13 UTC
SMW Saginaw Basin in MI 2026-04-20 12:53 UTC
SSL Illinois R tribs blo LaSalle, IL 2026-04-20 14:49 UTC
TIA Misc Iowa Tribs to Miss. R 2026-04-20 14:03 UTC
TMO NE Missouri Tribs to Miss. R 2026-04-20 14:18 UTC
UPM Upper Michigan Peninsula rivers 2026-04-20 13:35 UTC
WIS Wisconsin R Basin 2026-04-20 14:27 UTC
Sites with forecasts above major flood level (FS=Flood Stage):
MAX
RVF NWSLI Station name/river FS FCST
EWS NEWW3 New London - 2SE - Wolf R 9.0 11.7
GND BDGM4 Bridgeton - Muskegon R 13.0 17.1
KDF NMSW3 New Munster - 2N - Fox R 11.0 14.8
KDF AFBI2 Algonquin - Fox R TW 9.5 12.2
RCK MLII2 Moline - Rock R 12.0 14.0
Sites with forecasts above moderate flood level (FS=Flood Stage):
MAX
RVF NWSLI Station name/river FS FCST
EWS SHIW3 Shiocton - Wolf R 11.0 14.4
GND EVRM4 Evart - Muskegon R 12.0 13.9
GND NEWM4 Newaygo - Bridge St - Muskegon R 11.0 14.7
ILO HAVI2 Havana - Illinois R 14.0 17.0
KDF RUSI2 Russell - Des Plaines R 7.0 9.4
KDF GUNI2 Gurnee - 3SW - Des Plaines R 7.0 10.5
KDF LDRI2 Lincolnshire - Des Plaines R 12.5 15.2
KDF DSPI2 Des Plaines - 2N - Des Plaines R 15.0 18.0
M19 RCKI2 Rock Island - L&D 15 - Mississippi R 15.0 16.0
M19 NBOI2 New Boston - 4NW - L&D 17 / Mississippi R 15.0 17.2
M19 KHBI2 Keithsburg - Mississippi R 14.0 15.9
M19 GLDI2 Gladstone - 4WNW - L&D 18 / Mississippi R 10.0 12.6
M19 BRLI4 Burlington - Mississippi R 15.0 17.3
NLM SHRM4 Sherman - 1N - Manistee R 15.0 16.5
RCK WATW3 Watertown - WWTP - Rock R 5.5 6.2
RCK JFFW3 Jefferson - Rock R 10.0 12.2
RCK FATW3 Fort Atkinson - WWTP & Rock R 16.0 17.4
RCK SIRI2 Shirland - Pecatonica R 12.0 14.1
RCK ROKI2 Rockton - Rock R 10.0 12.2
RCK LATI2 Latham Park - Rock R 9.0 11.4
RCK BYRI2 Byron - Rock R 13.0 14.7
RCK JOSI2 Joslin - Rock R 12.0 16.0
TIA DEWI4 De Witt - 4S - Wapsipinicon R 11.0 12.4
WIS NCAW3 Necedah - Yellow R 15.0 16.9
WIS PORW3 Portage - 1SE - WWTP / Wisconsin R 17.0 18.7
Sites with forecasts above flood stage (FS):
MAX
RVF NWSLI Station name/river FS FCST
CIW CNEI4 Conesville - 4NE - Cedar R 13.0 13.1
CIW MROI4 Marengo - Iowa R 15.0 15.5
EWS PCNW3 Princeton - Fox R 9.5 9.5
EWS BERW3 Berlin - Fox R 13.0 13.4
GND MRPM4 Maple Rapids - Maple R 9.0 9.2
GND IONM4 Ionia - Grand R 21.0 21.0
GND LWLM4 Lowell - Grand R 15.0 15.5
GND HSTM4 Hastings - 3SE - Thornapple R 7.0 7.0
GND GDRM4 Grand Rapids - Grand R 18.0 18.0
GND CROM4 Croton - Croton Dam - Muskegon R 9.0 10.7
ILO SRDI2 Utica - Starved Rock L&D 6 -Illinois R 450.0 452.2
ILO LSLI2 La Salle - 1S - Illinois R 20.0 21.3
ILO PIAI2 Peoria - Boat Yard - Illinois R 18.0 18.4
ILO BEAI2 Beardstown - Illinois R 14.0 17.0
ILO HARI2 Hardin - Illinois R 25.0 26.6
KDF LEMI2 Lemont - 1NW - Des Plaines R 10.0 10.4
KDF WKEW3 Waukesha - Fox R 6.0 6.6
KDF MNGI2 Montgomery - Fox R 13.5 13.6
KSJ VCKM4 Vicksburg - 2E - Portage R 5.0 5.3
KSJ TRVM4 Three Rivers - WWTP & St Joseph R 7.0 8.7
KSJ CPEI3 Cosperville - N Br Elkhart R 6.0 6.3
KSJ SBNI3 South Bend - WWTP - St Joseph R 5.5 5.6
M19 CMMI4 Camanche - Mississippi R 17.0 17.0
M19 ILNI2 Illinois City - L&D 16 - Mississippi R 15.0 15.8
M19 MUSI4 Muscatine - Mississippi R 16.0 17.5
M19 GGYM7 Gregory Landing - Mississippi R 15.0 16.1
MEC ARNM7 Arnold - 1N - Meramec R 24.0 25.3
RCK MILW3 Milford - Crawfish R 7.0 8.5
RCK AFTW3 Afton - 5SW - WWTP & Rock R 9.0 11.0
RCK FEEI2 Freeport - WWTP - Pecatonica R 13.0 13.3
RCK BROW3 Brodhead - WWTP & Sugar R 5.0 5.5
RCK PRYI2 Perryville - 2SW - Kishwaukee R 12.0 12.2
RCK CMOI2 Como - Rock R 12.5 13.4
SMW SAGM4 Saginaw - No 3 - Saginaw R 17.0 18.0
SSL CLMI2 Colmar - 1SSW - La Moine R 20.0 20.3
UPM ALSM4 Alston - 5SE - Sturgeon R 8.0 9.7
UPM GNNM4 Gwinn - 1N - E Br Escanaba R 7.0 7.9
UPM HUMM4 Humboldt - MI Br Escanaba R 6.5 6.5
WIS MUSW3 Muscoda - 1NE - WWTP & Wisconsin R 9.0 9.5
Sites with forecasts below flood stage but above a
user-defined threshold (FS=Flood Stage):
MAX
RVF NWSLI Station name/river FS FCST
CIW CEBI4 Cedar Bluff - Cedar River 16.0 12.5
CIW WAPI4 Wapello - Iowa R 21.0 20.5
CIW OKVI4 Oakville - Iowa R 11.0 10.8
EWS OCTW3 Oconto - 5SW - Oconto R 9.0 8.2
EWS LGLW3 Langlade - Wolf R 11.5 9.8
EWS APLW3 Appleton - Fox R 8.4 7.5
EWS SEBW3 Sheboygan - Sheboygan R 8.0 6.2
EWS RAYW3 Raymond - Root R Canal 9.0 7.0
EWS CEDW3 Cedarburg - 3SE - Milwaukee R 11.0 10.9
GND ETNM4 Eaton Rapids - Grand R 6.0 5.0
GND WMSM4 Williamston - 3E - Red Cedar R 9.0 7.3
GND ELNM4 East Lansing - Red Cedar R 7.0 6.9
GND HHTM4 Holt - 2E - Sycamore Cr 8.0 7.2
GND LNSM4 Lansing - No 2 - Grand R 11.0 10.3
GND EAGM4 Eagle - 2NNE - Looking Glass R 7.0 6.2
GND SMYM4 Smyrna - Flat R 8.5 6.2
GND CLDM4 Caledonia - 2NE - Thornapple R 10.0 9.3
GND ADAM4 Ada - Grand R 20.0 19.7
GND SCTM4 Scottville - Pere Marquette R 5.5 5.4
GND WHTM4 Whitehall - 7NE - White R 6.0 5.7
ILO OTWI2 Ottawa - Illinois R 463.0 461.8
ILO HNYI2 Henry - Illinois R 23.0 22.0
ILO PRAI2 Peoria - L&D 7 - Illinois R 447.0 445.7
ILO NLGI2 La Grange - L&D 8 - Illinois R 23.0 21.3
ILO MROI2 Meredosia - Pwr Plant - Illinois R 17.0 15.4
ILO VALI2 Valley City - Illinois R 14.0 13.5
KDF RVFI2 River Forest - Des Plaines River 16.0 14.0
KDF RVRI2 Riverside - Des Plaines R 7.5 7.0
KDF DAYI2 Dayton - Fox R 12.0 11.1
KDF SLBI3 Shelby - Kankakee R 10.5 10.1
KSJ CMSM4 Comstock - Kalamazoo R 9.0 8.6
KSJ RCMM4 New Richmond - Kalamazoo R 17.0 16.4
KSJ EKMI3 Elkhart - Public Works - St Joseph R 24.0 23.1
KSJ NILM4 Niles - WWTP - St Joseph R 11.0 10.5
M10 GENW3 Genoa - L&D 8 - Mississippi R 631.0 627.0
M10 LYNW3 Lynxville - L&D 9 - Mississippi R 625.0 621.6
M10 MCGI4 McGregor - No. 2 - Mississippi R 16.0 15.4
M10 GTTI4 Guttenberg - L&D 10 - Mississippi R 15.0 14.0
M19 DBQI4 Dubuque - No.2 - Mississippi R 17.0 16.4
M19 FLTI2 Fulton - L&D 13 - Mississippi R 16.0 15.0
M19 LECI4 Le Claire - L&D 14/Mississippi R 11.0 10.4
M19 EOKI4 Keokuk - L&D 19 - Mississippi R 16.0 14.9
MEC VLLM7 Valley Park - Meramec R 18.0 11.9
NLM RDOM4 Red Oak - 3S - Au Sable R 7.0 6.0
RCK MTNW3 Martintown - 2E & Pecatonica R 13.5 13.3
RCK RABI2 Rockford - Auburn St-Rock R 6.0 5.4
RCK BVDI2 Belvidere - WWTP - Kishwaukee R 9.0 7.7
RCK DXRI2 Dixon - Rock River 16.0 15.9
SMS HMGM4 Hamburg - 1N - Huron R 7.0 6.9
SMS ANNM4 Ann Arbor - Huron R 16.0 14.7
SMS MONM4 Monroe - WTP - Rvr Raisin 9.0 8.0
SMW MPTM4 Mount Pleasant - 3NE - Chippewa R 8.0 7.6
SMW ALMM4 Alma - Pine R 8.0 7.6
SMW MIDM4 Midland - No 2 - Tittabawassee R 24.0 19.8
SMW OWOM4 Owosso - 2NW - WWTP / Shiawassee R 7.0 6.7
SSL RIPI2 Ripley - La Moine R 22.0 18.0
TMO OMNM7 Old Monroe - Cuivre R 24.0 22.9
UPM HRVM4 Harvey - Chocolay R 10.0 9.5
WIS GALW3 Galesville - 5SE - Black R 12.0 10.7
WIS ROTW3 Rothschild - Wisconsin R 25.0 18.0
WIS RSPW3 Rock Springs - Baraboo R 18.5 16.7
WIS BABW3 Baraboo - 2E - Baraboo R 16.0 14.5
...Past Precipitation...
Observation times are in UTC.
Subtract 6 hrs for CST, 5 hrs for CDT/EST, 4 hrs for EDT.
=====================================================================
Top daily precipitation reports greater than zero from Iowa:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
DCHI4 DH1200/PPDRG 0.03 : Dorchester Hwy 76 IA
IAWH01 DH1252/PPDRZ 0.03 : Decorah 8ENE IA
IAAL07 DH1200/PPDRZ 0.02 : Harpers Ferry 6SSW IA
SANI4 DH1130/PPDRZ 0.01 : St Ansgar IA
IACT08 DH1130/PPDRZ 0.01 : Elkader 7WSW IA
Top daily precipitation reports greater than zero from Illinois:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
ILDK29 DH1200/PPDRZ 0.08 : Earlville 5NNE IL
ILKD34 DH1200/PPDRZ 0.07 : Plainfield 5SW IL
ILWL16 DH1200/PPDRZ 0.06 : Homer Glen 1ENE IL
ILCK253 DH1200/PPDRZ 0.06 : Midlothian IL
ILDK38 DH1100/PPDRZ 0.06 : Cortland IL
Top daily precipitation reports greater than zero from Indiana:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
INPT98 DH1200/PPDRZ 0.07 : Valparaiso 1NNW IN
INLK119 DH1200/PPDRZ 0.06 : Hobart 2SE IN
INPT117 DH1200/PPDRZ 0.06 : Valparaiso 6SSW IN
INPT03 DH1100/PPDRZ 0.06 : Valparaiso 2WSW IN
INLK63 DH1200/PPDRZ 0.05 : Gary 5ENE IN
Top daily precipitation reports greater than zero from Michigan:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
MIMB09 DH1200/PPDRZ 0.15 : New Baltimore MI
AGCM4 DH1200/PPDRZ 0.11 : Algonac WWTP MI
LEXM4 DH1115/PPDRZ 0.10 : Lexington WTP MI
LPEM4 DH1330/PPDRZ 0.09 : Lapeer 2W MI
LPRM4 DH1130/PPDRZ 0.08 : Lapeer WWTP MI
Top daily precipitation reports greater than zero from Minnesota:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
MNBW02 DH1000/PPDRZ 0.05 : New Ulm 1NW MN
MNMW03 DH1300/PPDRZ 0.05 : Austin 2ENE MN
GMDM5 DH1030/PPDRZ 0.05 : Grand Meadow MN
MNMW11 DH1200/PPDRZ 0.05 : Austin 2WSW MN
MNWC08 DH1007/PPDRZ 0.04 : Waseca 2N MN
No measureable precipitation reported within the NCRFC area
of Missouri during the last 24 hours.
Top daily precipitation reports greater than zero from North Dakota:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
GFK DH1153/PPDRZ 0.001 : Grand Forks 4W - Intl Aprt ND
No measureable precipitation reported within the NCRFC area
of South Dakota during the last 24 hours.
Top daily precipitation reports greater than zero from Wisconsin:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
JANW3 DH1200/PPDRZ 0.02 : Janesville 1E WI
DLEW3 DH1200/PPDRG 0.01 : Dodgeville 4N /RAWS/ WI
LYNW3 DH1100/PPDRZ 0.01 : Lynxville L&D 9 WI
BLTW3 DH1200/PPDRZ 0.01 : Beloit WI
NGLW3 DH1200/PPDRZ 0.01 : New Glarus 1SW WI
See http://www.weather.gov/ncrfc/LMI_QCPCPN for all reports.
For additional and more in-depth information concerning river
forecasts, precipitation and all hydrometeorological information
in the NCRFC area of responsibility, please refer to the NCRFC
web page at: http://www.weather.gov/ncrfc
