Alert archive / Iowa / River Flood Warnings in 2015
River Flood Warning 13, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this river flood warning at Nov 19, 2015, 6:33 PM CST for Clay County, Iowa. It was in force for 47 hr.
The area
The outline as issued.
The facts
- Issued
- Nov 19, 2015, 6:33 PM CST (00:33 UTC)
- Expired
- Nov 21, 2015, 6:00 PM CST
- In force
- 47 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- Minor
County Clay County, IA
The radar
The Sioux Falls radar (KFSD), 142 km from the middle of the area, began a volume at 00:32 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 Little Sioux River at Spencer (SPWI4).
- Action stage
- 9 ft
- Minor stage
- 10 ft
- Moderate stage
- 14 ft
- Major stage
- 16 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record, 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, in the capitals the NWS used until 2016.
098
WGUS43 KFSD 200033
FLWFSD
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
633 PM CST THU NOV 19 2015
...The National Weather Service in Sioux Falls has issued a flood
warning for the following rivers in Iowa...
Little Sioux River At Spencer
Little Sioux River At Linn Grove
.The following river forecasts include forecast precipitation through
tonight. Any additional future rains could affect the crest
forecasts.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Safety message...Do not drive cars through flooded areas. the water
depth and road condition may be unsafe.
Additional information is available at
http://www.water.weather.gov/ahps2/index.php?wfo=fsd
Stay tuned for further updates by listening to NOAA weather radio...
or your local radio and TV stations.
The next scheduled statement will be issued tomorrow morning.
&&
IAC041-210433-
/O.NEW.KFSD.FL.W.0013.151120T0033Z-151122T0000Z/
/SPWI4.1.ER.151119T1845Z.151120T0600Z.151121T0000Z.NO/
633 PM CST THU NOV 19 2015
The National Weather Service in Sioux Falls has issued a
* Flood Warning for
The Little Sioux River At Spencer.
* until Saturday evening.
* At 01PM Thursday the stage was 10.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 10.0 feet.
* Forecast...The river will crest near 10.2 feet by Friday November
20. The river will fall below flood stage Friday November 20.
* At stages near 10.0 feet...The right bank overflows, and minor
flooding of the Spencer city park and some rural agricultural areas
begins.
&&
LAT...LON 4315 9518 4315 9512 4315 9505 4299 9503
4302 9510 4310 9510
$$
IAC021-041-210433-
/O.NEW.KFSD.FL.W.0014.151120T1800Z-151122T1800Z/
/LNNI4.1.ER.151120T1800Z.151120T1800Z.151121T1800Z.NO/
633 PM CST THU NOV 19 2015
The National Weather Service in Sioux Falls has issued a
* Flood Warning for
The Little Sioux River At Linn Grove.
* from Friday afternoon to Sunday afternoon.
* At 06PM Thursday the stage was 17.9 feet.
* Minor flooding is forecast.
* Flood stage is 18.0 feet.
* Forecast...The river will crest near 18.2 feet by Saturday
November 21. The river will fall below flood stage by Sunday
November 22.
* At stages near 18.5 feet...The city park in Sioux Rapids is
flooded.
&&
LAT...LON 4302 9510 4299 9503 4287 9512 4288 9536
4296 9543 4293 9520
$$
&&
LOCATION FLOOD LATEST OBSERVED MAXIMUM FORECAST
STAGE STAGE TIME STAGE TIME
LITTLE SIOUX RIVER
SPWI4 10.0 10.03 Thu 1 PM 10.2 Fri 12 AM
LNNI4 18.0 17.91 Thu 6 PM 18.2 Sat 06 AM2 follow-up statements
820
WGUS83 KFSD 201559
FLSFSD
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
959 AM CST FRI NOV 20 2015
...The Flood Warning continues for the following rivers in Iowa...
Little Sioux River At Spencer
Little Sioux River At Linn Grove
.The following river forecasts include forecast precipitation through
tonight. Any additional future rains could affect the crest
forecasts.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Safety message...Do not drive cars through flooded areas. the water
depth and road condition may be unsafe.
Additional information is available at
http://www.water.weather.gov/ahps2/index.php?wfo=fsd
Stay tuned for further updates by listening to NOAA weather radio...
or your local radio and TV stations.
The next scheduled statement will be issued tomorrow morning.
&&
IAC041-211959-
/O.EXT.KFSD.FL.W.0013.000000T0000Z-151122T0900Z/
/SPWI4.1.ER.151119T1845Z.151120T1800Z.151121T0900Z.NO/
959 AM CST FRI NOV 20 2015
The Flood Warning continues for
The Little Sioux River At Spencer.
* until late Saturday night.
* At 09AM Friday the stage was 10.2 feet.
* Flood stage is 10.0 feet.
* Recent activity...The river rose above flood stage on Thursday
November 19.
* Forecast...The river will crest near 10.3 feet by Friday and then
fall below flood stage Saturday morning.
* At stages near 10.0 feet...The right bank overflows, and minor
flooding of the Spencer city park and some rural agricultural areas
begins.
&&
LAT...LON 4315 9518 4315 9512 4315 9505 4299 9503
4302 9510 4310 9510
$$
IAC021-041-211959-
/O.EXT.KFSD.FL.W.0014.151120T1556Z-151124T1200Z/
/LNNI4.1.ER.151120T0906Z.151121T1800Z.151123T1200Z.NO/
959 AM CST FRI NOV 20 2015
...Flood Warning extended until 6 AM Tuesday...
The Flood Warning continues for
The Little Sioux River At Linn Grove.
* until Tuesday morning.
* At 09AM Friday the stage was 18.1 feet.
* Flood stage is 18.0 feet.
* Recent activity...The river rose above flood stage on Friday
November 20.
* Forecast...The river will crest near 18.3 feet by Saturday November
21. The river will fall below flood stage Monday November 23.
* At stages near 18.5 feet...The city park in Sioux Rapids is
flooded.
&&
LAT...LON 4302 9510 4299 9503 4287 9512 4288 9536
4296 9543 4293 9520
$$
&&
LOCATION FLOOD LATEST OBSERVED MAXIMUM FORECAST
STAGE STAGE TIME STAGE TIME
LITTLE SIOUX RIVER
SPWI4 10.0 10.22 Fri 9 AM 10.3 Fri 12 PM
LNNI4 18.0 18.07 Fri 9 AM 18.3 Sat 12 PM
MG129
WGUS83 KFSD 211326
FLSFSD
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
726 AM CST SAT NOV 21 2015
...The Flood Warning is cancelled for the following rivers in Iowa...
Little Sioux River At Spencer
.The following river forecasts include forecast precipitation through
tonight. Any additional future rains could affect the crest
forecasts.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Safety message...Do not drive cars through flooded areas. the water
depth and road condition may be unsafe.
Additional information is available at
http://www.water.weather.gov/ahps2/index.php?wfo=fsd
Stay tuned for further updates by listening to NOAA weather radio...
or your local radio and TV stations.
This is the last statement for the Little Sioux River at Spencer.
&&
IAC041-211356-
/O.CAN.KFSD.FL.W.0013.000000T0000Z-151122T0900Z/
/SPWI4.1.ER.151119T1845Z.151120T1615Z.151121T0548Z.NO/
726 AM CST SAT NOV 21 2015
The Flood Warning is cancelled for
The Little Sioux River At Spencer.
* At 06AM Saturday the stage was 9.8 feet.
* Flood stage is 10.0 feet.
* Recent activity...The river rose above flood stage on Thursday
November 19.
* Recent activity...The river fell below flood stage at 12 AM
Saturday.
* Forecast...The river will continue to fall to 9.1 feet by 6 AM
Sunday.
* At stages near 9.5 feet...The lower left bank overflows and very
minor flooding of low lands begins.
&&
LAT...LON 4315 9518 4315 9512 4315 9505 4299 9503
4302 9510 4310 9510
$$
&&
LOCATION FLOOD LATEST OBSERVED MAXIMUM FORECAST RECENT OBSERVED
STAGE STAGE TIME STAGE TIME CREST TIME
LITTLE SIOUX RIVER
SPWI4 10.0 9.75 Sat 6 AM 9.7 Sat 12 PM 10.2 Fri Nov 20The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 19, 6:33 PM CST | River Flood Warning | FSD | Buena Vista, Clay | 5 days |
Nearby
River Flood Warnings in Iowa, 2015Every river flood warning in 2015
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.