Alert archive / Nebraska / Flash Flood Warnings in 2007
Flash Flood Warning 21, NWS North Platte, NE
NWS North Platte, NE issued this flash flood warning at May 29, 2007, 10:26 PM CDT for Custer County, Nebraska. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 29, 2007, 10:26 PM CDT (03:26 UTC)
- Expired
- May 30, 2007, 4:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Custer County, NE
The radar
The North Platte radar (KLNX), 94 km from the middle of the area, began a volume at 03:29 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 nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 3.4 hours before the alert went out and 280 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 8 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 1209 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- -7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KLBF 300328 FFWLBF NEC041-300930- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 1026 PM CDT TUE MAY 29 2007 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * FLASH FLOOD WARNING FOR... CUSTER COUNTY IN CENTRAL NEBRASKA... THIS INCLUDES THE CITIES OF...BROKEN BOW...ARNOLD... * UNTIL 430 AM CDT WEDNESDAY * AT 1018 PM CDT...FLASH FLOODING REMAINS A THREAT OVER THE WARNED AREA. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ARCADIA DIVERSION DAM STATE WILDLIFE MANAGEMENT AREA...VICTORIA SPRINGS STATE RECREATION AREA...WESTERVILLE...WEISSERT...SARGENT... MILBURN...MERNA...GATES...COMSTOCK AND ANSELMO ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOVE TO HIGHER GROUND. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. LAT...LON 4105 10021 4106 9922 4173 9922 4173 10025 $$ KAR
2 follow-up statements
000 WGUS73 KLBF 300741 FFSLBF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 240 AM CDT WED MAY 30 2007 NEC041-300930- CUSTER NE- 240 AM CDT WED MAY 30 2007 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 430 AM CDT FOR CUSTER COUNTY... AT 238 AM CDT...THE STORMS THAT PROMPTED THE WARNING HAD MOVED OUT OF CUSTER COUNTY. ONLY ISOLATED THUNDERSHOWERS ARE EXPECTED NOW. HOWEVER...THE DRAINAGE FROM THE STORMS THAT WERE IN THE AREA WILL PROBABLY CONTINUE UNTIL AT LEAST 430 AM CDT. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ARCADIA DIVERSION DAM STATE WILDLIFE MANAGEMENT AREA...VICTORIA SPRINGS STATE RECREATION AREA...WESTERVILLE...WEISSERT...SARGENT...MILBURN... MERNA...GATES...COMSTOCK...BROKEN BOW...ARNOLD AND ANSELMO DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOVE TO HIGHER GROUND. LAT...LON 4105 10021 4106 9922 4173 9922 4173 10025 $$ SPRINGER
000 WGUS73 KLBF 300931 FFSLBF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 424 AM CDT WED MAY 30 2007 NEC041-300934- CUSTER NE- 424 AM CDT WED MAY 30 2007 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 430 AM CDT(330 AM MDT) FOR CUSTER COUNTY... HEAVY RAIN HAD ENDED IN CUSTER COUNTY. HOWEVER...PATCHES OF MODERATE RAIN ARE STILL POSSIBLE AND THE DRAINAGE FROM THE OVERNIGHT HEAVY RAINFALL WILL CONTINUE FOR AT ONE TO THREE HOURS. LAT...LON 4105 10021 4106 9922 4173 9922 4173 10025 $$ SPRINGER
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 7:28 PM CDT | Flash Flood Warning | LBF | Lincoln | 4 hr |
| May 29, 8:24 PM CDT | Flash Flood Warning | LBF | Garfield, Wheeler | 6 hr |
| May 29, 10:34 PM CDT | Flash Flood Warning | LBF | Frontier, Hayes | 6 hr |
| May 29, 11:20 PM CDT | Flash Flood Warning | LBF | Lincoln | 6 hr |
Nearby
Flash Flood Warnings in Nebraska, 2007Every flash flood warning in 2007
Sources
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.