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Flood Watch 0021
Issued by the Des Moines Forecast Office

Action Issued Starts Expiration
New 2025-07-29 20:45:50 2025-07-31 20:12:00 2025-08-03 11:31:00
Time Extended 2025-07-30 11:15:04 2025-07-31 13:00:00 2025-08-03 03:24:00


Action: New
Issued At: 2025-07-29 20:45:50

876 
WGUS63 KDMX 300145
FFADMX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Des Moines IA
845 PM CDT Tue Jul 29 2025

...The National Weather Service in Des Moines IA has issued a Flood 
Watch for the following rivers in Iowa...

  Iowa River near Tama Hwy E49 affecting Poweshiek and Tama 
  Counties.

  Iowa River at Marshalltown affecting Marshall County.

  Cedar River at Waterloo affecting Black Hawk county.

  Black Hawk Creek at Hudson affecting Black Hawk county.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For the latest waterway observations and forecasts refer to 
weather.gov/desmoines/water.

River forecasts include observed precipitation plus forecast 
precipitation over the next 24 hours.



&&

IAZ050-062-301645-
/O.NEW.KDMX.FL.A.0018.250731T1200Z-000000T0000Z/
/TMAI4.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
845 PM CDT Tue Jul 29 2025

...FLOOD WATCH IN EFFECT FROM THURSDAY MORNING UNTIL FURTHER 
NOTICE...

* WHAT...Flooding is possible.

* WHERE...The Iowa River near Tama Hwy E49, or from Timber Creek 
  near Le Grand to Salt Creek near Belle Plaine.

* WHEN...From Thursday morning until further notice.

* IMPACTS...At 13.4 feet, Water affects portions of 340th St at H 
  Ave.

* ADDITIONAL DETAILS...
  - At 8:00 PM CDT Tuesday the stage was 11.5 feet.
  - Forecast...Flood stage may be reached Thursday morning.
  - Flood stage is 12.5 feet.


&&

LAT...LON 4197 9277 4208 9277 4192 9230 4181 9230

$$

IAZ039-301645-
/O.NEW.KDMX.FL.A.0019.250731T1300Z-250802T0300Z/
/HUDI4.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
845 PM CDT Tue Jul 29 2025

...FLOOD WATCH IN EFFECT FROM THURSDAY MORNING TO LATE FRIDAY 
EVENING...

* WHAT...Flooding is possible.

* WHERE...The Black Hawk Creek at Hudson, or from the Black 
  Hawk-Grundy County line to the Cedar River in Waterloo.

* WHEN...From Thursday morning to late Friday evening.

* IMPACTS...At 15.0 feet, Water affects Iowa 58 as well as Fletcher 
  Ave in Waterloo.

* ADDITIONAL DETAILS...
  - At 7:45 PM CDT Tuesday the stage was 8.7 feet.
  - Forecast...Flood stage may be reached Thursday morning.
  - Flood stage is 14.0 feet.


&&

LAT...LON 4248 9228 4235 9247 4235 9253 4242 9253
      4253 9238

$$

IAZ049-301645-
/O.NEW.KDMX.FL.A.0020.250801T0000Z-250802T1800Z/
/MIWI4.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
845 PM CDT Tue Jul 29 2025

...FLOOD WATCH IN EFFECT FROM THURSDAY EVENING TO EARLY SATURDAY 
AFTERNOON...

* WHAT...Flooding is possible.

* WHERE...The Iowa River at Marshalltown, or from Minerva Creek near 
  Albion to Timber Creek near Le Grand.

* WHEN...From Thursday evening to early Saturday afternoon.

* IMPACTS...At 19.0 feet, Water affects Iowa 14 north of the river 
  as well as Iowa 330 south of Albion.

* ADDITIONAL DETAILS...
  - At 8:00 PM CDT Tuesday the stage was 15.7 feet.
  - Forecast...Flood stage may be reached Thursday evening.
  - Flood stage is 19.0 feet.


&&

LAT...LON 4204 9297 4212 9308 4214 9302 4208 9277
      4197 9277

$$

IAZ039-301645-
/O.NEW.KDMX.FL.A.0021.250801T0112Z-250803T1631Z/
/ALOI4.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
845 PM CDT Tue Jul 29 2025

...FLOOD WATCH IN EFFECT FROM THURSDAY EVENING TO LATE SUNDAY 
MORNING...

* WHAT...Flooding is possible.

* WHERE...The Cedar River at Waterloo, or from the Waterloo-Cedar 
  Falls city limits to Spring Creek near La Porte City.

* WHEN...From Thursday evening to late Sunday morning.

* IMPACTS...At 13.0 feet, Many storm sewers are closed along Black 
  Hawk Creek and the Cedar River. The Fletcher Ave levee gates are 
  closed.

* ADDITIONAL DETAILS...
  - At 8:00 PM CDT Tuesday the stage was 9.8 feet.
  - Forecast...Flood stage may be reached Thursday evening.
  - Flood stage is 13.0 feet.


&&

LAT...LON 4256 9238 4238 9207 4230 9207 4230 9222
      4240 9230 4249 9247

$$

Hahn


Action: Time Extended
Issued At: 2025-07-30 11:15:04

013 
WGUS63 KDMX 301614
FFADMX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Des Moines IA
1114 AM CDT Wed Jul 30 2025

...The Flood Watch continues for the following rivers in Iowa...

  Cedar River at Waterloo affecting Black Hawk county.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For the latest waterway observations and forecasts refer to 
weather.gov/desmoines/water.

River forecasts include observed precipitation plus forecast 
precipitation over the next 24 hours.



&&

IAZ039-310715-
/O.EXT.KDMX.FL.A.0021.250731T1800Z-250803T0824Z/
/ALOI4.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1114 AM CDT Wed Jul 30 2025

...FLOOD WATCH NOW IN EFFECT FROM THURSDAY AFTERNOON TO EARLY SUNDAY 
MORNING...

* WHAT...Flooding is possible.

* WHERE...The Cedar River at Waterloo, or from the Waterloo-Cedar 
  Falls city limits to Spring Creek near La Porte City.

* WHEN...From Thursday afternoon to early Sunday morning.

* IMPACTS...At 13.0 feet, Many storm sewers are closed along Black 
  Hawk Creek and the Cedar River. The Fletcher Ave levee gates are 
  closed.

* ADDITIONAL DETAILS...
  - At 9:00 AM CDT Wednesday the stage was 10.3 feet.
  - Forecast...Flood stage may be reached early tomorrow
    afternoon.
  - Flood stage is 13.0 feet.


&&

LAT...LON 4256 9238 4238 9207 4230 9207 4230 9222
      4240 9230 4249 9247

$$

Jimenez



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