Alert archive / Iowa / River Flood Warnings in 2017
River Flood Warning 2, NWS Des Moines, IA
NWS Des Moines, IA issued this river flood warning at Feb 23, 2017, 8:33 PM CST for Black Hawk County, Iowa. It took effect at Feb 26, 2017, 3:00 AM CST. It was in force for 63 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 23, 2017, 8:33 PM CST (02:33 UTC)
- In effect from
- Feb 26, 2017, 3:00 AM CST
- Expired
- Feb 28, 2017, 6:00 PM CST
- In force
- 63 hr
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Flood severity
- Minor
County Black Hawk County, IA
The radar
The Des Moines radar (KDMX), 144 km from the middle of the area, began a volume at 02:33 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Cedar River at Waterloo (ALOI4). The gauge peaked at 11.42 ft at Feb 24, 2017, 4:00 AM CST.
- Action stage
- 8.5 ft
- Minor stage
- 13 ft
- Moderate stage
- 19 ft
- Major stage
- 21 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05464000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
522
WGUS83 KDMX 240233
FLSDMX
Flood Statement
National Weather Service Des Moines IA
833 PM CST Thu Feb 23 2017
...The Flood Warning has been extended for all or portions of the
following rivers in Iowa...Cedar River...
Affecting the following counties in Iowa...Black Hawk
River forecasts include observed precipitation...as well as expected
precipitation over the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you encounter a flooded area...turn around and find an alternate
route. Turn around...do not drown.
More information...including impact statements and crest histories
is available on the Web at... www.weather.gov/desmoines. Click on
the Rivers and Lakes link.
&&
IAC013-250233-
/O.EXT.KDMX.FL.W.0001.000000T0000Z-170303T0000Z/
/CEDI4.2.RS.170222T1435Z.170226T1800Z.170302T0000Z.NO/
833 PM CST Thu Feb 23 2017
...Flood Warning now in effect until Wednesday evening...
The Flood Warning continues for
The Cedar River at Cedar Falls...or From the West Fork Cedar
River...to the Cedar Falls-Waterloo city limits.
* Until Wednesday evening.
* At 7:45 PM Thursday the stage was 89.8 feet...or 1.8 feet above
Flood Stage.
* Flood Stage is 88.0 feet.
* Minor flooding is occurring and Moderate flooding is forecast.
* Forecast...rise to 91.3 feet...or 3.3 feet above Flood Stage...
midday Sunday. Then begin falling and go below Flood Stage
Wednesday evening.
* Impact...At 91.2 feet...Water covers portions of Lake Street.
&&
LAT...LON 4256 9238 4251 9245 4258 9255 4262 9255
4262 9241 4256 9238
$$
IAC013-250233-
/O.NEW.KDMX.FL.W.0002.170226T0900Z-170301T0000Z/
/ALOI4.1.ER.170226T0900Z.170226T1800Z.170228T0000Z.NO/
833 PM CST Thu Feb 23 2017
* Until Monday evening.
* At 8:00 PM Thursday the stage was 11.3 feet...or 1.7 feet below
Flood Stage.
* Flood Stage is 13.0 feet.
* No flooding is occurring and Minor flooding is forecast.
* Forecast...rise to Flood Stage early Sunday morning. Continue
rising to 13.3 feet...or 0.3 feet above Flood Stage...midday
Sunday. Then begin falling and go below Flood Stage Monday
evening.
* Impact...At 13.0 feet...Many storm sewers are closed along Black
Hawk Creek and the Cedar River. The Fletcher Avenue levee gates
are closed.
&&
LAT...LON 4256 9238 4238 9207 4230 9207 4230 9222
4251 9245 4256 9238
$$3 follow-up statements
178
WGUS43 KDMX 240644
FLWDMX
Bulletin - Immediate Broadcast Requested
Flood Warning
National Weather Service Des Moines IA
1244 AM CST Fri Feb 24 2017
...Forecast flooding severity has increased for all or portions of
the following rivers in Iowa...Cedar River...
Affecting the following counties in Iowa...Black Hawk
River forecasts include observed precipitation...as well as expected
precipitation over the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you encounter a flooded area...turn around and find an alternate
route. Turn around...do not drown.
More information...including impact statements and crest histories
is available on the Web at... www.weather.gov/desmoines. Click on
the Rivers and Lakes link.
&&
IAC013-250644-
/O.CON.KDMX.FL.W.0002.170226T0900Z-170301T0000Z/
/ALOI4.1.ER.170226T0900Z.170226T1800Z.170228T0000Z.NO/
1244 AM CST Fri Feb 24 2017
The Flood Warning continues for
The Cedar River at Waterloo...or From the Waterloo-Cedar Falls city
limits...to Spring Creek near La Porte City.
* Until Monday evening.
* At 12:00 AM Friday the stage was 11.3 feet...or 1.7 feet below
Flood Stage.
* Flood Stage is 13.0 feet.
* No flooding is occurring and Minor flooding is forecast.
* Forecast...rise to Flood Stage early Sunday morning. Continue
rising to 13.3 feet...or 0.3 feet above Flood Stage...midday
Sunday. Then begin falling and go below Flood Stage Monday
evening.
* Impact...At 13.0 feet...Many storm sewers are closed along Black
Hawk Creek and the Cedar River. The Fletcher Avenue levee gates
are closed.
&&
LAT...LON 4256 9238 4238 9207 4230 9207 4230 9222
4251 9245 4256 9238
$$349
WGUS83 KDMX 241040
FLSDMX
Flood Statement
National Weather Service Des Moines IA
440 AM CST Fri Feb 24 2017
...The Flood Warning continues for all or portions of the following
rivers in Iowa...Cedar River...
Affecting the following counties in Iowa...Black Hawk
River forecasts include observed precipitation...as well as expected
precipitation over the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you encounter a flooded area...turn around and find an alternate
route. Turn around...do not drown.
More information...including impact statements and crest histories
is available on the Web at... www.weather.gov/desmoines. Click on
the Rivers and Lakes link.
&&
IAC013-251040-
/O.CON.KDMX.FL.W.0001.000000T0000Z-170303T0000Z/
/CEDI4.2.RS.170222T1435Z.170226T1800Z.170302T0000Z.NO/
440 AM CST Fri Feb 24 2017
...Flood Warning remains in effect until Wednesday evening...
The Flood Warning continues for
The Cedar River at Cedar Falls...or From the West Fork Cedar
River...to the Cedar Falls-Waterloo city limits.
* Until Wednesday evening.
* At 3:45 AM Friday the stage was 89.9 feet...or 1.9 feet above
Flood Stage.
* Flood Stage is 88.0 feet.
* Minor flooding is occurring and Moderate flooding is forecast.
* Forecast...rise to 91.3 feet...or 3.3 feet above Flood Stage...
midday Sunday. Then begin falling and go below Flood Stage
Wednesday evening.
* Impact...At 91.2 feet...Water covers portions of Lake Street.
&&
LAT...LON 4256 9238 4251 9245 4258 9255 4262 9255
4262 9241 4256 9238
$$
IAC013-251040-
/O.CON.KDMX.FL.W.0002.170226T0900Z-170301T0000Z/
/ALOI4.1.ER.170226T0900Z.170226T1800Z.170228T0000Z.NO/
440 AM CST Fri Feb 24 2017
...Flood Warning remains in effect until Monday evening...
The Flood Warning continues for
The Cedar River at Waterloo...or From the Waterloo-Cedar Falls city
limits...to Spring Creek near La Porte City.
* Until Monday evening.
* At 4:00 AM Friday the stage was 11.4 feet...or 1.6 feet below
Flood Stage.
* Flood Stage is 13.0 feet.
* No flooding is occurring and Minor flooding is forecast.
* Forecast...rise to Flood Stage early Sunday morning. Continue
rising to 13.3 feet...or 0.3 feet above Flood Stage...midday
Sunday. Then begin falling and go below Flood Stage Monday
evening.
* Impact...At 13.0 feet...Many storm sewers are closed along Black
Hawk Creek and the Cedar River. The Fletcher Avenue levee gates
are closed.
&&
LAT...LON 4256 9238 4238 9207 4230 9207 4230 9222
4251 9245 4256 9238
$$
Small395
WGUS83 KDMX 241656
FLSDMX
Flood Statement
National Weather Service Des Moines IA
1056 AM CST Fri Feb 24 2017
...The Flood Warning has been cancelled for all or portions of the
following rivers in Iowa...Cedar River...
Affecting the following counties in Iowa...Black Hawk
River forecasts include observed precipitation...as well as expected
precipitation over the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you encounter a flooded area...turn around and find an alternate
route. Turn around...do not drown.
More information...including impact statements and crest histories
is available on the Web at... www.weather.gov/desmoines. Click on
the Rivers and Lakes link.
&&
IAC013-241726-
/O.CAN.KDMX.FL.W.0002.000000T0000Z-170301T0000Z/
/ALOI4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1056 AM CST Fri Feb 24 2017
...Flood Warning is cancelled...
The Flood Warning is cancelled for
The Cedar River at Waterloo...or From the Waterloo-Cedar Falls city
limits...to Spring Creek near La Porte City.
* At 10:00 AM Friday the stage was 11.4 feet...or 1.6 feet below
Flood Stage.
* Forecast...crested below Flood Stage at 11.4 feet. fall to 11.2
feet Saturday morning.
* Impact...At 10.0 feet...Storm sewers are closed behind the Cattle
Congress.
&&
LAT...LON 4256 9238 4238 9207 4230 9207 4230 9222
4251 9245 4256 9238
$$The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 23, 10:52 PM CST | Special Weather Statement | DMX | Hamilton | 23 min |
| Feb 23, 11:14 PM CST | Special Weather Statement | DMX | Cass | 46 min |
| Feb 23, 11:22 PM CST | Severe Thunderstorm Warning | DMX | Adair, Cass, Guthrie | 23 min |
Nearby
River Flood Warnings in Iowa, 2017Every river flood warning in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.