Flash Flood Warning 49, NWS Omaha, NE

Issued

Sep 16, 2016, 1:40 AM CDT (06:40 UTC)

Expired

Sep 16, 2016, 4:45 AM CDT

In force

3 hr

Issued by

NWS Omaha, NE

Area

Storm-based polygon

Flood severity

None

Counties Harrison County, IA, Monona County, IA, Pottawattamie County, IA, Shelby County, IA, Burt County, NE, Washington County, NE

The Omaha radar (KOAX), 79 km from the middle of the area, began a volume at 06:42 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.

344 
WGUS53 KOAX 160640
FFWOAX
IAC085-133-155-165-NEC021-177-160945-
/O.NEW.KOAX.FF.W.0049.160916T0640Z-160916T0945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
140 AM CDT FRI SEP 16 2016

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SHELBY COUNTY IN SOUTHWESTERN IOWA...
  HARRISON COUNTY IN SOUTHWESTERN IOWA...
  SOUTHEASTERN MONONA COUNTY IN WEST CENTRAL IOWA...
  NORTHEASTERN POTTAWATTAMIE COUNTY IN SOUTHWESTERN IOWA...
  SOUTHEASTERN BURT COUNTY IN EAST CENTRAL NEBRASKA...
  NORTHEASTERN WASHINGTON COUNTY IN EAST CENTRAL NEBRASKA...

* UNTIL 445 AM CDT.

* AT 139 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. 2 TO 3 INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  HARLAN...LOGAN...OAKLAND...AVOCA...UNDERWOOD...WALNUT...SHELBY...
  MINDEN...EARLING...MONDAMIN...IRWIN...PERSIA...DEFIANCE...MODALE...
  PISGAH...MOORHEAD...WOODBINE...DUNLAP...NEOLA AND PANAMA.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 52 AND 89.
 INTERSTATE 29 BETWEEN MILE MARKERS 82 AND 92.
 INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 20 AND 48.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 4150 9508 4150 9516 4125 9515 4124 9516
      4140 9576 4161 9564 4161 9602 4167 9615
      4196 9592 4194 9567 4186 9567 4186 9510

$$

KG

209 
WGUS73 KOAX 160942
FFSOAX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
442 AM CDT FRI SEP 16 2016

IAC085-133-155-165-NEC021-177-160951-
/O.EXP.KOAX.FF.W.0049.000000T0000Z-160916T0945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SHELBY IA-HARRISON IA-MONONA IA-POTTAWATTAMIE IA-BURT NE-
WASHINGTON NE-
442 AM CDT FRI SEP 16 2016

...THE FLASH FLOOD WARNING FOR SHELBY...HARRISON...SOUTHEASTERN
MONONA...NORTHEASTERN POTTAWATTAMIE...SOUTHEASTERN BURT AND
NORTHEASTERN WASHINGTON COUNTIES WILL EXPIRE AT 445 AM CDT...

THE HEAVY RAIN THAT FELL THURSDAY EVENING AND EARLY FRIDAY MORNING
AND PROMPTED THE FLASH FLOOD WARNING HAS ENDED...AND FLOOD WATERS
HAVE RECEDED. FLOODING IS NO LONGER EXPECTED TO POSE A THREAT.
PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 4150 9508 4150 9516 4125 9515 4124 9516
      4140 9576 4161 9564 4161 9602 4167 9615
      4196 9592 4194 9567 4186 9567 4186 9510

$$

DERGAN

Flash Flood Warnings in Iowa, 2016Flash Flood Warnings in Nebraska, 2016Every flash flood warning in 2016

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.