Alert archive / Nebraska / Flash Flood Warnings in 2007
Flash Flood Warning 41, NWS North Platte, NE
NWS North Platte, NE issued this flash flood warning at Jun 13, 2007, 6:55 AM MDT for Chase County, Keith County, Perkins County, Nebraska. It was in force for 2 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
- Jun 13, 2007, 6:55 AM MDT (12:55 UTC)
- Expired
- Jun 13, 2007, 9:00 AM MDT
- In force
- 2 hr
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Chase County, NE, Keith County, NE, Perkins County, NE
The radar
The North Platte radar (KLNX), 153 km from the middle of the area, began a volume at 12:55 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
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 0.9 hours before the alert went out and 95 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
- 17 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 746 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 83 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 131257
FFWLBF
NEC029-101-135-131500-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
655 AM MDT WED JUN 13 2007
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CHASE COUNTY IN SOUTHWEST NEBRASKA...
THIS INCLUDES THE CITY OF IMPERIAL...
KEITH COUNTY IN SOUTHWEST NEBRASKA...
THIS INCLUDES THE CITY OF OGALLALA...
PERKINS COUNTY IN SOUTHWEST NEBRASKA...
THIS INCLUDES THE CITY OF GRANT...
* UNTIL 900 AM MDT
* AT 650 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
NEARLY STATIONARY OF MODERATE TO HEAVY RAIN. THIS AREA OF RAIN WAS
PRODUCING RAINFALL RATES OF 1/2 TO 3/4 OF AN INCH PER HOUR.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO OTTER CREEK
CAMPGROUND...EAGLE GULCH CAMPGROUND...LAKE VIEW CAMPGROUND...
LEMOYNE AND KEYSTONE
RAINFALL AMOUNTS OF 1 TO 1 AND 1/2 INCHES ARE LIKELY IN THE WARNED
AREA.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.
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.
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NORTH
PLATTE.
LAT...LON 4054 10200 4036 10187 4036 10158 4067 10135
4139 10126 4133 10202
$$
CDC1 follow-up statement
000
WGUS73 KLBF 131321
FFSLBF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
820 AM CDT WED JUN 13 2007
NEC029-101-135-131500-
PERKINS NE-CHASE NE-KEITH NE-
720 AM MDT WED JUN 13 2007
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM MDT FOR
KEITH...CHASE AND PERKINS COUNTIES...
AT 715 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
NEARLY STATIONARY AREA OF MODERATE TO HEAVY RAIN. THIS AREA OF RAIN
WAS PRODUCING RAINFALL RATES OF 1/2 TO 3/4 OF AN INCH PER HOUR.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WILD HORSE
SPRING...OTTER CREEK CAMPGROUND...EAGLE GULCH CAMPGROUND...LAKE VIEW
CAMPGROUND...SARBEN...ROSCOE...PAXTON...OGALLALA...MADRID...
LEMOYNE...KEYSTONE...GRANT...ELSIE...BRULE AND BRANDON
RAINFALL AMOUNTS OF 1 TO 1 AND 1/2 INCHES ARE LIKELY IN THE WARNED
AREA.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
LAT...LON 4054 10200 4036 10187 4036 10158 4067 10135
4139 10126 4133 10202
$$
CDCThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 12:16 AM MDT | Flash Flood Warning | LBF | Perkins | 89 min |
| Jun 13, 12:37 AM MDT | Flash Flood Warning | LBF | Keith | 83 min |
| Jun 13, 2:00 AM MDT | Flash Flood Warning | LBF | Keith | 60 min |
| Jun 13, 2:56 AM MDT | Flash Flood Warning | LBF | Holt, Wheeler | 3 hr |
| Jun 13, 8:40 AM MDT | Flash Flood Warning | LBF | Chase, Keith, Lincoln, Perkins | 6 hr |
| Jun 13, 2:40 PM MDT | Flash Flood Warning | LBF | Chase | 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.