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
1039 AM CDT Tue Jul 21 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                 2026-07-21 14:31 UTC
DES Des Moines R Basin                 2026-07-21 14:18 UTC
GND Grand, Muskegon/White Basins, MI   2026-07-21 12:33 UTC
ILO Mainstem Illinois R                2026-07-21 13:22 UTC
M10 Miss. R - Lake City, MN-L&D 10     2026-07-21 14:59 UTC
M19 Miss. R - L&D 11-Gregory Landing   2026-07-21 15:04 UTC
MIS Miss. R - L&D 20 to Chester, IL    2026-07-21 15:10 UTC
NLM Northern Lower Michigan rivers     2026-07-21 13:10 UTC
RCK Rock R Basin                       2026-07-21 15:00 UTC
RDW Mississippi R abv Red Wing, MN     2026-07-21 13:31 UTC
TIA Misc Iowa Tribs to Miss. R         2026-07-21 13:25 UTC
UPM Upper Michigan Peninsula rivers    2026-07-21 13:46 UTC

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

No forecast points in the NCRFC forecast area are forecast to rise
above Flood Stage.

Sites with forecasts below flood stage but above a
user-defined threshold (FS=Flood Stage):
                                                                 MAX
RVF NWSLI    Station name/river                             FS   FCST
TIA CFXI4 Colfax - S Skunk R                              18.0   15.0

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

...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
AESI4    DH1100/PPDRZ  3.95 : Ames 5SE - WWTP                     IA
IASR29   DH1300/PPDRZ  3.93 : Ames 2W                             IA
IAPK97   DH1200/PPDRZ  3.91 : Ankeny 2NNE                         IA
IADL32   DH1124/PPDRZ  3.87 : Clive 5WNW                          IA
AMW      DH1153/PPDRZ  3.80 : Ames Muni Arpt                      IA

Top daily precipitation reports greater than zero from Illinois:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
ILHN01   DH1200/PPDRZ  1.52 : Dallas City 3SSE                    IL
ILRI24   DH1200/PPDRZ  1.35 : Taylor Ridge 1N                     IL
BTYI2    DH1100/PPDRZ  1.34 : Bentley                             IL
ILMCD07  DH1200/PPDRZ  1.33 : Colchester 4NE                      IL
ILNI2    DH1000/PPDRZ  1.21 : Illinois City L&D 16                IL

Top daily precipitation reports greater than zero from Indiana:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
INSN43   DH1200/PPDRZ  0.42 : Hudson 6WNW                         IN
KXNI3    DH1200/PPDRZ  0.38 : Knox WWTP                           IN
INPT18   DH1210/PPDRZ  0.38 : Hebron 4NE                          IN
INSN03   DH1100/PPDRZ  0.30 : Hudson 5N                           IN
INML06   DH1000/PPDRZ  0.29 : Plymouth 2WSW                       IN

Top daily precipitation reports greater than zero from Michigan:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
P53      DH1156/PPDRZ  3.03 : Minising Lakeshore                  MI
MIAG08   DH1100/PPDRZ  2.52 : Au Train 8NW                        MI
PRKM4    DH1200/PPDRG  2.37 : Munising 2NE /RAWS/                 MI
BAGM4    DH1200/PPDRZ  1.86 : Baraga 7NW                          MI
NWFM4    DH1200/PPDRZ  1.67 : Traverse City 9NNW - NW Michigan Re MI

Top daily precipitation reports greater than zero from Minnesota:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
GMDM5    DH1030/PPDRZ  2.00 : Grand Meadow                        MN
MNMW06   DH1200/PPDRZ  1.85 : Ostrander 5WNW                      MN
ALBM5    DH1300/PPDRZ  1.67 : Albert Lea 3SE                      MN
GDVM5    DH1200/PPDRG  1.58 : Gordonsville 1W                     MN
MNOL27   DH1200/PPDRZ  1.49 : Stewartville 5W                     MN

Top daily precipitation reports greater than zero from Missouri:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
MOBU03   DH1320/PPDRZ  0.87 : Poplar Bluff 4WNW                   MO
DXTM7    DH1200/PPDRZ  0.63 : Dexter                              MO
MOFSA103 DH1200/PPDRZ  0.58 : Edina 2E                            MO
MOFSA199 DH1200/PPDRZ  0.58 : Memphis                             MO
MMPM7    DH1200/PPDRZ  0.46 : Memphis                             MO

Top daily precipitation reports greater than zero from North Dakota:
LID      OBTIME/SHEF  VALUE   NAME / DETAIL                     STATE
JCSN8    DH1200/PPDRG  0.59 : Upham 2N - J Clark Salyer (RAWS)    ND
NDGF14   DH1200/PPDRZ  0.18 : Grand Forks 3SSE                    ND
0177N8   DH1200/PPDRZ  0.15 : Maida 5S                            ND
GFK      DH1153/PPDRZ  0.14 : Grand Forks 4W - Intl Aprt          ND
GRFN8    DH1215/PPDRZ  0.12 : Grand Forks - Nws / U Of North Dako 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
LANW3    DH1300/PPDRZ  1.11 : Lancaster 4WSW - Exp Farm           WI
ASTW3    DH1100/PPDRZ  0.98 : Athelstane 2E                       WI
WUEW3    DH1200/PPDRG  0.94 : Wausaukee 1NW /RAWS/                WI
WIGT13   DH1200/PPDRZ  0.88 : Patch Grove                         WI
EPMW3    DH1230/PPDRZ  0.87 : Ephraim-1NE-WWTP                    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


$$