Hydrometeorological Discussion
Issued by NWS North Central River Forecast Center
Issued by NWS North Central River Forecast Center
398
AGUS73 KMSR 191649
HMDMSR
Hydrometeorological Forecast Discussion
NWS North Central River Forecast Center Twin Cities/Chanhassen MN
1149 AM CDT Tue Aug 19 2025
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
CAL Little Calumet R Basin 2025-08-19 14:53 UTC
CIW Cedar/Iowa R Basin 2025-08-19 14:24 UTC
CIW Cedar/Iowa R Basin 2025-08-19 14:35 UTC
DES Des Moines R Basin 2025-08-19 14:29 UTC
GND Grand, Muskegon/White Basins, MI 2025-08-19 13:58 UTC
ILO Mainstem Illinois R 2025-08-19 15:50 UTC
KDF Illinois R tribs abv LaSalle, IL 2025-08-19 15:15 UTC
M10 Miss. R - Lake City, MN-L&D 10 2025-08-19 15:49 UTC
M10 Miss. R - Lake City, MN-L&D 10 2025-08-19 15:57 UTC
M19 Miss. R - L&D 11-Gregory Landing 2025-08-19 16:03 UTC
MIN Minnesota R abv Shakopee, MN 2025-08-19 15:07 UTC
MIS Miss. R - L&D 20 to Chester, IL 2025-08-19 16:06 UTC
NLM Northern Lower Michigan rivers 2025-08-19 13:57 UTC
RCK Rock R Basin 2025-08-19 14:06 UTC
RDW Mississippi R abv Red Wing, MN 2025-08-19 14:30 UTC
TIA Misc Iowa Tribs to Miss. R 2025-08-19 14:04 UTC
UPM Upper Michigan Peninsula rivers 2025-08-19 13:56 UTC
WIS Wisconsin R Basin 2025-08-19 15:12 UTC
=====================================================================
Sites with forecasts above moderate flood level (FS=Flood Stage):
MAX
RVF NWSLI Station name/river FS FCST
CIW CCYI4 Charles City - No. 2 - Cedar R 12.0 15.0
MIN MVOM5 Montevideo - Minnesota R 14.0 16.3
MIN MTNM5 Morton - 1SW - Minnesota R 21.0 24.9
Sites with forecasts above flood stage (FS):
MAX
RVF NWSLI Station name/river FS FCST
CIW TRCM5 Austin - 3NW - Turtle Cr 10.5 10.8
CIW MCWI4 Mason City - Winnebago R 10.0 10.9
CIW SHRI4 Shell Rock - Shell Rock R 12.0 12.7
CIW CEDI4 Cedar Falls - Cedar R 89.0 91.1
CIW CIDI4 Cedar Rapids - No. 2 - Cedar R 12.0 12.1
CIW CNEI4 Conesville - 4NE - Cedar R 13.0 13.9
KDF BOLI2 Bollingbrook - E Br Du Page R 20.0 20.3
KDF SORI2 Shorewood - Du Page R 15.0 16.2
KDF NMSW3 New Munster - 2N - Fox R 11.0 11.3
M10 DCHI4 Dorchester - 4S - Hwy 76 / Upper Iowa R 14.0 14.2
M10 SPLI4 Spillville - Turkey R 9.0 9.8
M10 EKDI4 Elkader - 1SE - Turkey R 12.0 14.4
MIN GTEM5 Granite Falls - Minnesota R 885.0 885.8
MIN RWDM5 Redwood Falls - 3SW - Redwood R 6.0 6.8
MIN NULM5 New Ulm - 2S - Minnesota R 800.0 801.4
MIN SPFM5 Springfield - 4SW @ Cottonwood R 22.0 25.9
MIN NWUM5 New Ulm - 2S - Cottonwood R 11.0 11.5
MIN HENM5 Henderson - Minnesota R 732.0 733.1
MIN JDNM5 Jordan - Minnesota R 25.0 26.5
WIS DDGW3 Dodge - Trempealeau R 10.5 10.5
WIS VIOW3 Viola - Kickapoo R 14.0 14.1
Sites with forecasts below flood stage but above a
user-defined threshold (FS=Flood Stage):
MAX
RVF NWSLI Station name/river FS FCST
CAL THNI2 Thornton - Thorn Cr 9.0 8.9
CAL SHLI2 South Holland - Little Calumet R 16.0 13.2
CIW LANM5 Lansing - Cedar R 18.0 16.3
CIW JANI4 Janesville - Cedar R 13.0 10.9
CIW ALOI4 Waterloo - Cedar R 13.0 12.9
CIW PLOI4 Palo - Cedar R 12.5 12.0
CIW CEBI4 Cedar Bluff - Cedar River 16.0 14.8
CIW WAPI4 Wapello - Iowa R 21.0 20.1
CIW OKVI4 Oakville - Iowa R 11.0 10.1
DES AGNI4 Algona - 1NNW - E Fk Des Moines R 17.0 15.8
DES HBTI4 Humboldt - WTP - Des Moines R 10.0 7.4
KDF LEMI2 Lemont - 1NW - Des Plaines R 10.0 9.8
KDF NDRI2 Plainfield - Du Page R 12.0 11.2
KDF WKEW3 Waukesha - Fox R 6.0 5.3
M10 HOUM5 Houston - 1N - Root R 15.0 14.2
M10 GRBI4 Garber - Turkey R 17.0 16.3
M10 GENW3 Genoa - L&D 8 - Mississippi R 631.0 626.5
MIN MNKM5 Mankato - Minnesota R 22.0 20.0
MIS LUSM7 Louisiana - WTP-(Pool 24 CP)-Mississippi R 15.0 14.3
MIS CLKM7 Clarksville - L&D 24 - Mississippi R 25.0 23.5
RCK WATW3 Watertown - WWTP - Rock R 5.5 4.1
RCK AFTW3 Afton - 5SW - WWTP & Rock R 9.0 8.0
RCK CLIW3 Clinton - WWTP-Turtle Cr 8.0 6.6
RCK BCHW3 Blanchardville - 2S- E Br Pecatonica R 11.0 9.1
RCK LATI2 Latham Park - Rock R 9.0 7.6
RCK BYRI2 Byron - Rock R 13.0 9.5
RDW SAVM5 Savage - Minnesota R 702.0 701.4
RDW NRFM5 Northfield - 2nd St - Cannon R 897.0 895.5
TIA DEWI4 De Witt - 4S - Wapsipinicon R 11.0 10.8
WIS ARCW3 Arcadia - Trempealeau R 8.0 6.9
WIS PORW3 Portage - 1SE - WWTP / Wisconsin R 17.0 12.9
WIS REAW3 Readstown - Kickapoo R 11.0 10.6
WIS SOGW3 Soldiers Grove - Kickapoo R 13.0 12.3
WIS GMIW3 Gays Mills - WWTP - Kickapoo R 13.0 12.4
=====================================================================
...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
IAWH01 DH1316/PPDRZ 2.08 : Decorah 8ENE IA
IAWH05 DH1200/PPDRZ 1.98 : Decorah 5SE IA
ELMI4 DH1200/PPDRZ 1.60 : Elma IA
CCY DH1200/PPDRZ 1.48 : Charles City Muni Arpt IA
IONI4 DH1200/PPDRZ 1.44 : Ionia 2W IA
Top daily precipitation reports greater than zero from Illinois:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
PAWI2 DH1200/PPDRZ 5.86 : Paw Paw 2S IL
ILWL131 DH1100/PPDRZ 4.26 : Homer Glen 1NNE IL
ILCK306 DH1200/PPDRZ 3.99 : Oak Forest 1N IL
ILWL16 DH1200/PPDRZ 3.85 : Homer Glen 1ENE IL
LNSI2 DH1200/PPDRZ 3.80 : Lansing IL
Top daily precipitation reports greater than zero from Indiana:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
INPT157 DH1055/PPDRZ 5.00 : Portage 2NNW IN
INLK63 DH1200/PPDRZ 4.96 : Gary 5ENE IN
INLP73 DH1151/PPDRZ 4.54 : Mill Creek 2NNE IN
INSJ76 DH1200/PPDRZ 3.93 : South Bend 4SSW IN
INLK89 DH1100/PPDRZ 3.75 : Hammond 1SSW IN
Top daily precipitation reports greater than zero from Michigan:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
MIMG26 DH1100/PPDRZ 3.48 : Muskegon 2SSW MI
MIPI01 DH1200/PPDRZ 2.47 : Rogers City MI
MKG DH1155/PPDRZ 2.23 : Muskegon Cnty Arpt MI
MIMG19 DH1145/PPDRZ 2.00 : North Muskegon 2NW MI
MIOW49 DH1100/PPDRZ 1.59 : Holland 4NW MI
Top daily precipitation reports greater than zero from Minnesota:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
MMLM5 DH1300/PPDRZ 1.94 : Marshall WWTP MN
MNOL42 DH1100/PPDRZ 1.80 : Rochester 2WSW MN
MNCN36 DH1200/PPDRZ 1.71 : Cloquet 3ENE MN
MML DH1156/PPDRZ 1.59 : Marshall Muni Arpt MN
MOAM5 DH1200/PPDRG 1.50 : Mora MN
Top daily precipitation reports greater than zero from Missouri:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
MOFR33 DH1200/PPDRZ 0.29 : Washington 3ESE MO
DARM7 DH1200/PPDRZ 0.27 : Dardenne MO
MOFSA173 DH1200/PPDRZ 0.18 : New London 1SSW MO
MOSL79 DH1200/PPDRZ 0.08 : Maryland Heights 1ESE MO
VNDM7 DH1000/PPDRZ 0.08 : Vandalia WTP MO
Top daily precipitation reports greater than zero from North Dakota:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
2056N8 DH1200/PPDRZ 0.49 : Buffalo 1SSW ND
NDTR05 DH1200/PPDRZ 0.45 : Mayville 4SSE ND
0164N8 DH1200/PPDRZ 0.43 : Arthur 2W ND
NDRC14 DH1200/PPDRZ 0.35 : Wahpeton 1SSE ND
SNGN8 DH1200/PPDRG 0.33 : Lisbon 18E-Sheyenne Natl Grasslands ND
Top daily precipitation reports greater than zero from South Dakota:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
SDRB01 DH1200/PPDRZ 0.03 : Sisseton 4W SD
Top daily precipitation reports greater than zero from Wisconsin:
LID OBTIME/SHEF VALUE NAME / DETAIL STATE
WIVR02 DH1200/PPDRZ 2.34 : Viroqua 1ESE WI
WIRK23 DH1200/PPDRZ 2.34 : Edgerton 3E WI
WIWW38 DH1200/PPDRZ 2.25 : Fontana WI
BLTW3 DH1030/PPDRZ 2.23 : Beloit WI
WIWW13 DH1100/PPDRZ 2.20 : Mukwonago 3SW 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
$$