Hydrometeorological Discussion
Issued by NWS North Central River Forecast Center

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Hydrometeorological Forecast Discussion
NWS North Central River Forecast Center Twin Cities/Chanhassen MN
1146 AM CDT Tue Sep 29 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                 2026-09-29 14:38 UTC
DES Des Moines R Basin                 2026-09-29 14:39 UTC
GND Grand, Muskegon/White Basins, MI   2026-09-29 13:21 UTC
ILO Mainstem Illinois R                2026-09-29 13:22 UTC
ILO Mainstem Illinois R                2026-09-29 14:59 UTC
KDF Illinois R tribs abv LaSalle, IL   2026-09-29 13:18 UTC
M10 Miss. R - Lake City, MN-L&D 10     2026-09-29 14:11 UTC
M19 Miss. R - L&D 11-Gregory Landing   2026-09-29 15:15 UTC
MIS Miss. R - L&D 20 to Chester, IL    2026-09-29 15:39 UTC
NLM Northern Lower Michigan rivers     2026-09-29 13:21 UTC
RCK Rock R Basin                       2026-09-29 13:50 UTC
RDW Mississippi R abv Red Wing, MN     2026-09-29 13:55 UTC
TIA Misc Iowa Tribs to Miss. R         2026-09-29 14:26 UTC
TMN Red R tribs in Minnesota           2026-09-29 14:08 UTC
UPM Upper Michigan Peninsula rivers    2026-09-29 14:52 UTC

=====================================================================

Sites with forecasts above moderate flood level (FS=Flood Stage):
                                                                 MAX
RVF NWSLI    Station name/river                             FS   FCST
TIA DEWI4 De Witt - 4S - Wapsipinicon R                   11.0   12.0

Sites with forecasts above flood stage (FS):
                                                                 MAX
RVF NWSLI    Station name/river                             FS   FCST
KDF RUSI2 Russell - Des Plaines R                          7.0    7.4

Sites with forecasts below flood stage but above a
user-defined threshold (FS=Flood Stage):
                                                                 MAX
RVF NWSLI    Station name/river                             FS   FCST
CIW OKVI4 Oakville - Iowa R                               11.0    8.4
DES DEMI4 Des Moines - Fleur Dr - Raccoon R               12.0    8.0
TMN CRKM5 Crookston - Red Lake R                          15.0   13.2

=====================================================================

...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
IACT08   DH1130/PPDRZ 0.001 : Elkader 7WSW                        IA
HPTI4    DH1200/PPDRZ 0.001 : Hampton - KLMJ Radio                IA
MIW      DH1153/PPDRZ 0.001 : Marshalltown Muni Arpt              IA
WSHI4    DH1200/PPDRZ 0.001 : Washington                          IA
CWI      DH1156/PPDRZ 0.001 : Clinton Muni Arpt                   IA

Top daily precipitation reports greater than zero from Illinois:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
WHTI2    DH1200/PPDRZ 0.001 : Lisle - Morton Arboretum            IL
ILMCH33  DH1200/PPDRZ 0.001 : Woodstock 4SW                       IL

Top daily precipitation reports greater than zero from Indiana:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
INSJ64   DH1100/PPDRZ 0.001 : Mishawaka 2E                        IN

Top daily precipitation reports greater than zero from Michigan:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
MBL      DH1156/PPDRZ 0.001 : Manistee - Blacker Arpt             MI
RQB      DH1155/PPDRZ 0.001 : Big Rapids 2NW - Roben-Hood Arpt    MI
IRS      DH1155/PPDRZ 0.001 : Sturgis 2NW - Kirsch Muni Arpt      MI
MNM      DH1157/PPDRZ 0.001 : Menominee - Marinette Twin Cnty Arp MI
MCD      DH1155/PPDRZ 0.001 : Mackinac Island 1NW - Arpt          MI

Top daily precipitation reports greater than zero from Minnesota:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
MNPK13   DH1130/PPDRZ  2.85 : Crookston 1ENE                      MN
MNNR01   DH1300/PPDRZ  2.49 : Twin Valley                         MN
MNPG04   DH1200/PPDRZ  2.10 : Thief River Falls                   MN
MWRM5    DH1200/PPDRG  1.96 : Mahnomen 1SE                        MN
MNPK22   DH1200/PPDRZ  1.87 : East Grand Forks 5N                 MN

Top daily precipitation reports greater than zero from Missouri:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
MMPM7    DH1200/PPDRZ 0.001 : Memphis                             MO

Top daily precipitation reports greater than zero from North Dakota:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
NDBR02   DH1200/PPDRZ  6.57 : Valley City 2NW                     ND
0326N8   DH1200/PPDRZ  5.60 : Dazey 5ENE                          ND
BLDN8    DH1300/PPDRZ  5.47 : Valley City 9NW-Baldhill Dam        ND
4604N8   DH1200/PPDRZ  5.03 : Page 2WSW                           ND
NDBR06   DH1200/PPDRZ  4.43 : Valley City 3SSE                    ND

Top daily precipitation reports greater than zero from South Dakota:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
SDGT01   DH1400/PPDRZ  0.31 : Milbank 4SSW                        SD
SDRB09   DH1400/PPDRZ  0.28 : Wilmot 8NNE                         SD
SDRB04   DH1200/PPDRZ  0.23 : Sisseton 10ENE                      SD
MLBS2    DH1230/PPDRZ  0.23 : Milbank WWTP                        SD
SDRB01   DH1200/PPDRZ  0.22 : Sisseton 4W                         SD

Top daily precipitation reports greater than zero from Wisconsin:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
BGTW3    DH1100/PPDRZ 0.001 : Burlington                          WI
WISK25   DH1200/PPDRZ 0.001 : Wonewoc 2SSW                        WI
CMY      DH1155/PPDRZ 0.001 : Sparta 4ENE - Fort McCoy Arpt       WI
MTW      DH1156/PPDRZ 0.001 : Manitowoc - Manitowoc Cnty Arpt     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


$$