Alert archive / Nebraska / Flash Flood Warnings in 2005

Flash Flood Warning 19, NWS North Platte, NE

July 12, 2005Wheeler County, Nebraska

NWS North Platte, NE issued this flash flood warning at Jul 12, 2005, 5:01 AM CDT for Wheeler County, Nebraska. It was in force for 119 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 12, 2005, 5:01 AM CDT (10:01 UTC)
Expired: Jul 12, 2005, 7:00 AM CDT
In force: 119 min
Issued by: NWS North Platte, NE
Area: Counties, with a storm outline in the text

County Wheeler County, NE

The radar

The North Platte radar (KLNX), 171 km from the middle of the area, began a volume at 10:02 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, 10.0 hours before the alert went out and 192 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 820 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 1792 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 78 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS53 KLBF 121004
FFWLBF
NEC183-121200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
501 AM CDT TUE JUL 12 2005

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WHEELER COUNTY IN NORTH CENTRAL NEBRASKA

* UNTIL 700 AM CDT

* AT 457 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
2 TO 3 INCHES OF RAINFALL FROM THUNDERSTORMS ALONG AND EAST OF 
HIGHWAY 281 INCLUDING MOST OF EASTERN AND CENTRAL WHEELER COUNTY AND 
HIGHWAY 70.

* THE STORM PRODUCING FLASH FLOODING WILL OTHERWISE REMAIN OVER
  MAINLY RURAL AREAS OF THE INDICATED COUNTY.

ADDITIONAL RAINFALL AMOUNTS OF 1  TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA THROUGH 7 AM CDT. RAINFALL SHOULD END BY 7 AM.

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.

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 4198 9867 4185 9854 4179 9855 4174 9830
      4196 9829 4199 9830 4208 9850 4208 9857
      4204 9857 4206 9867

$$

CDC

2 follow-up statements

000 
WGUS73 KLBF 121103
FFSLBF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
559 AM CDT TUE JUL 12 2005

NEC183-121200-
WHEELER NE-
559 AM CDT TUE JUL 12 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 700 AM CDT FOR WHEELER
COUNTY...

AT 554 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS PRODUCING FLASH FLOODING OVER SOUTHEAST 
WHEELER COUNTY WITH RAINFALL RATES OVER 1 INCH PER HOUR AND TOTAL 
RAINFALL OF 2 TO 4 INCHES.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BARTLETT.

THE HEAVY RAIN HAS ENDED OVER ALL BUT SOUTHEAST WHEELER COUNTY.
ADDITIONAL RAINFALL 1 INCH IS POSSIBLE OVER SOUTHEAST WHEELER COUNTY 
BEFORE THE RAIN ENDS SOMETIME AROUND 7 AM CDT.

RADAR INDICATES THE HEAVIEST RAINFALL HAS FALLEN EAST OF HIGHWAY 281 
AND SOUTH OF HIGHWAY 70. 

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.

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 4198 9867 4185 9854 4179 9855 4174 9830
      4196 9829 4199 9830 4208 9850 4208 9857
      4204 9857 4206 9867

$$

CDC

000 
WGUS73 KLBF 121147
FFSLBF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
643 AM CDT TUE JUL 12 2005

NEC183-121200-
WHEELER NE-
643 AM CDT TUE JUL 12 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 700 AM CDT FOR WHEELER
COUNTY...

AT 635 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE 
RAIN HAS ENDED ACROSS THE WARNED AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BARTLETT. 
THE HEAVIEST RAIN FELL ACROSS AREAS EAST OF HIGHWAY 281 AND SOUTH OF 
HIGHWAY 70. RADAR INDICATES 3 TO 4 INCHES OF RAINFALL THERE.

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.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NORTH
PLATTE.

LAT...LON 4198 9867 4185 9854 4179 9855 4174 9830
      4196 9829 4199 9830 4208 9850 4208 9857
      4204 9857 4206 9867

$$

CDC

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 11, 7:41 PM CDT	Severe Thunderstorm Warning	LBF	Garden	34 min
Jul 11, 8:16 PM CDT	Severe Thunderstorm Warning	LBF	Garden	44 min
Jul 11, 8:56 PM CDT	Severe Thunderstorm Warning	LBF	Garden	36 min

Nearby

Flash Flood Warnings in Nebraska, 2005 Every flash flood warning in 2005

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.