Alert archive / Nebraska / Flash Flood Warnings in 2005

Flash Flood Warning 2, NWS North Platte, NE

April 19, 2005Wheeler County, Nebraska

NWS North Platte, NE issued this flash flood warning at Apr 19, 2005, 11:00 PM CDT for Wheeler 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 outline as issued.

The facts

Issued
Apr 19, 2005, 11:00 PM CDT (04:00 UTC)
Expired
Apr 20, 2005, 5:00 AM CDT
In force
6 hr
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), 170 km from the middle of the area, began a volume at 04:04 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, 4.0 hours before the alert went out and 189 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-pSkew-T log-p diagram, Omaha, NE at 00:00Z on 2005-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1217 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 00:00Z on 2005-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1217 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
1628 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KLBF 200403
FFWLBF
NEC183-201000-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1100 PM CDT TUE APR 19 2005

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

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

* UNTIL 500 AM CDT

* AT 1059 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR            
  INDICATED FLASH FLOODING FROM NUMEROUS THUNDERSTORM OVER THE       
  WARNED AREA.

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

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...HIGHWAY 281 AND OTHER COUNTRY ROADS.

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 4174 9871 4175 9830 4207 9831 4200 9858

$$

KAR
2 follow-up statements
000 
WGUS73 KLBF 200605
FFSLBF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1254 AM CDT WED APR 20 2005

NEC183-201000-
WHEELER NE-
1254 AM CDT WED APR 20 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 500 AM CDT FOR WHEELER
COUNTY...

AT 1253 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A LINE OF THUNDERSTORMS WHICH WILL PRODUCE ADDITIONAL FLASH 
FLOODING.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 29 
MILES NORTHWEST OF BARTLETT TO 38 MILES SOUTHWEST OF 
ERICSON...MOVING EAST AT 30 MPH.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL MAY CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...HIGHWAYS 281 AND HIGHWAY 70...COUNTY ROADS...AS 
WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

JUST PRIOR TO MIDNIGHT...RAINFALL IN EXCESS OF 3 INCHES FELL IN 
BARTLETT. WATER WAS REPORTED OVER HIGHWAY 281 SOUTH OF BARTLETT JUST 
BEFORE MIDNIGHT AS WELL AN UNSPECIFIED NUMBER OF WASHED OUT OR 
FLOODED COUNTY ROADS SOUTHEAST OF BARTLETT. WATER WAS ALSO REPORTED 
IN A BASEMENT IN BARTLETT WHERE ELECTRICITY NEEDED TO BE SHUT OFF.

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.

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

LAT...LON 4174 9871 4175 9830 4207 9831 4200 9858

$$

KAR
000 
WGUS73 KLBF 201007
FFSLBF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
503 AM CDT WED APR 20 2005

NEC183-201013-
WHEELER NE-
503 AM CDT WED APR 20 2005

...THE FLASH FLOOD WARNING FOR WHEELER COUNTY EXPIRES AT 500 AM
CDT...

THE FLASH FLOOD WARNING FOR WHEELER COUNTY WAS ALLOWED TO EXPIRE AT 
5 AM CDT. THE THREAT FOR FLASH FLOODING HAS ENDED ACROSS WHEELER 
COUNTY. HOWEVER A FLOOD WATCH HAS BEEN ISSUED FOR TONIGHT AND 
THURSDAY FOR WHEELER COUNTY. THE POTENTIAL EXISTS FOR VERY HEAVY 
RAIN TONIGHT.

IF FLOODING WAS OBSERVED...CONTACT LOCAL LAW ENFORCEMENT AND HAVE 
THEM RELAY THE REPORT TO THE NATIONAL WEATHER SERVICE IN NORTH 
PLATTE. 

LAT...LON 4174 9871 4175 9830 4207 9831 4200 9858

$$

BUTTLER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 7:00 PM CDTSevere Thunderstorm WarningLBFGarden, Grant30 min
Apr 19, 7:27 PM CDTSevere Thunderstorm WarningLBFGrant63 min
Apr 19, 7:28 PM CDTSevere Thunderstorm WarningLBFGarden62 min
Apr 19, 7:43 PM CDTSevere Thunderstorm WarningLBFCherry62 min
Apr 19, 7:47 PM CDTSevere Thunderstorm WarningLBFArthur58 min
Apr 19, 8:09 PM CDTTornado WarningLBFCherry51 min
Apr 19, 8:28 PM CDTSevere Thunderstorm WarningLBFGrant32 min
Apr 19, 8:51 PM CDTSevere Thunderstorm WarningLBFHooker54 min
Apr 19, 9:00 PM CDTSevere Thunderstorm WarningLBFGrant30 min
Apr 19, 9:03 PM CDTSevere Thunderstorm WarningLBFMcPherson42 min
Apr 19, 9:04 PM CDTSevere Thunderstorm WarningLBFCherry56 min
Apr 19, 9:12 PM CDTSevere Thunderstorm WarningLBFWheeler48 min
Apr 19, 9:26 PM CDTSevere Thunderstorm WarningLBFKeith34 min
Apr 19, 9:35 PM CDTSevere Thunderstorm WarningLBFThomas25 min
Apr 19, 9:42 PM CDTSevere Thunderstorm WarningLBFMcPherson48 min
Apr 19, 9:42 PM CDTSevere Thunderstorm WarningLBFHooker33 min
Apr 19, 9:49 PM CDTSevere Thunderstorm WarningLBFLincoln41 min
Apr 19, 9:52 PM CDTSevere Thunderstorm WarningLBFThomas54 min
Apr 19, 9:55 PM CDTSevere Thunderstorm WarningLBFWheeler50 min
Apr 19, 9:59 PM CDTSevere Thunderstorm WarningLBFKeith31 min
Apr 19, 10:00 PM CDTSevere Thunderstorm WarningLBFCherry60 min
Apr 19, 10:29 PM CDTSevere Thunderstorm WarningLBFLincoln46 min
Apr 19, 10:37 PM CDTSevere Thunderstorm WarningLBFMcPherson38 min
Apr 19, 10:43 PM CDTSevere Thunderstorm WarningLBFWheeler47 min
Apr 19, 10:58 PM CDTSevere Thunderstorm WarningLBFCherry47 min
Apr 19, 11:05 PM CDTSevere Thunderstorm WarningLBFLogan55 min
Apr 19, 11:12 PM CDTSevere Thunderstorm WarningLBFLincoln48 min

Nearby

Flash Flood Warnings in Nebraska, 2005Every 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.