Alert archive / Nebraska / Flash Flood Warnings in 2003

Flash Flood Warning 1, NWS North Platte, NE

June 16, 2003Chase County, Hayes County, Nebraska

NWS North Platte, NE issued this flash flood warning at Jun 16, 2003, 10:34 PM MDT for Chase County, Hayes County, Nebraska. It was in force for 3 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
Jun 16, 2003, 10:34 PM MDT (04:34 UTC)
Expired
Jun 17, 2003, 1:30 AM MDT
In force
3 hr
Issued by
NWS North Platte, NE
Area
Counties, with a storm outline in the text

Counties Chase County, NE, Hayes County, NE

The radar

The Goodland radar (KGLD), 134 km from the middle of the area, began a volume at 04:34 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 00:00Z, 4.6 hours before the alert went out and 100 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, N. Platte/Lee Bi, NE at 00:00Z on 2003-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 872 joules per kilogram.LCLEL10008507005003002001001 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, N. Platte/Lee Bi, NE at 00:00Z on 2003-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
872 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
2104 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KLBF 170438
FFWLBF
NEC029-085-170730-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1034 PM MDT MON JUN 16 2003

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WESTERN HAYES COUNTY IN SOUTHWEST NEBRASKA
  CHASE COUNTY IN SOUTHWEST NEBRASKA

* UNTIL 130 AM MDT(230 AM CDT)

* AT 1033 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN 6 MILES NORTH OF WAUNETA...OR ABOUT 13 MILES       
  EAST OF IMPERIAL...MOVING NORTHEAST AT 5 MPH. THE OBSERVATION      
  STATION INDICATED NEARLY 2 1/2 INCHES ON THE WEST EDGE OF THE      
  HEAVIEST RAIN AREA. RADAR ESTIMATES OF 3 TO 4 INCHES ARE INDICATED 
  AS WELL.

* LOCATIONS IN THE WARNING INCLUDE CHAMPION...ENDERS AND HAMLET.     
  ALSO...RAPID RISES ARE LIKELY ON SPRING AND STINKING WATER CREEKS. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. DO NOT DRIVE THROUGH FLOWING WATER. NEARLY HALF OF ALL
FLOOD FATALITIES ARE VEHICLE RELATED. AS LITTLE AS 6 INCHES OF WATER
MAY CAUSE YOU TO LOSE CONTROL OF YOUR VEHICLE. TWO FEET OF RUSHING
WATER CAN CARRY AWAY MOST VEHICLES INCLUDING SPORT UTILITY VEHICLES
AND PICKUPS.

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. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.

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

LAT...LON 4069 10190 4036 10187 4037 10092 4069 10101

$$
SPRINGER
1 follow-up statement
000 
WSUS73 KLBF 170611
FFSLBF
NEC029-085-170800-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1203 AM MDT TUE JUN 17 2003

..A FLASH FLOOD WARNING CONTINUES FOR WESTERN HAYES AND CHASE
COUNTIES UNTIL 200 AM MDT(300 AM CDT)...

* AT 1258 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED 
  TO INDICATE RAINFALL...HEAVY AT TIMES...ACROSS EASTERN CHASE AND
  WESTERN HAYES COUNTY. THE HEAVIEST RAINFALL WAS LOCATED A MILE
  NORTHEAST OF WAUNETA WITH UP TO AN INCH PER HOUR. THE CLUSTER OF
  SHOWERS HAD WEAKENED OVER THE WARNING AREA...HOWEVER INCREASED
  RAINFALL FURTHER NORTH WILL CONTINUE TO INCREASE RUNOFF WITH SMALL
  STREAMS AND CREEKS TO SEE INCREASED FLOWS WITH WATER LIKELY MOVING 
  INTO LOW LYING AREAS...AND STANDING WATER TO INCREASE AS RAINFALL  
  CONTINUES. THE CLUSTER OF SHOWERS AND THUNDERSTORMS WILL MOVE 
  LITTLE THROUGH 230 AM CDT (130 AM MDT)...WITH THE THREAT FOR FLASH
  FLOODING TO CONTINUE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL TELEVISION AND RADIO
STATIONS FOR THE LATEST WEATHER INFORMATION.

$$

KECK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 1:41 AM MDTFlash Flood WarningLBFChase, Hayes, Lincoln, Perkins4 hr

Nearby

Flash Flood Warnings in Nebraska, 2003Every flash flood warning in 2003

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.