Alert archive / Nebraska / Flash Flood Warnings in 1988

Flash Flood Warning 2, NWS North Platte, NE

July 14, 1988Hitchcock County, Red Willow County, Nebraska

NWS North Platte, NE issued this flash flood warning at Jul 14, 1988, 9:35 PM CDT for Hitchcock County, Red Willow County, Nebraska. It was in force for 115 min.

The area

The counties it named.

The facts

Issued
Jul 14, 1988, 9:35 PM CDT (02:35 UTC)
Expired
Jul 14, 1988, 11:30 PM CDT
In force
115 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties Hitchcock County, NE, Red Willow County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.6 hours before the alert went out and 107 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 1988-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1556 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 1988-07-15The 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
1556 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
2669 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
31 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 
TTAA00 KLBF 150235
FFWLBF
NEC029-057-145-085-087-150430-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE NORTH PLATTE NE
935 PM CDT THU JUL 14 1988

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 1130 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHWEST PART OF NEBRASKA
      SOUTHERN CHASE...DUNDY...RED-WILLOW...SOUTHERN HAYES...
      HITCHCOCK

AT (920 PM CDT RADAR INDICATED INTENSE THUNDERSTORMS OVER A LARGE
PART OF SOUTHWEST NEBASKA.  THESE THUNDERSTORMS ARE CONTINUING TO
DEVELOP ALONG FRENCHMAN CREEK OF SOUTHWEST NEBRASKA WHICH MAY
PRODUCE RAPID RISES ALONG THIS CREEK AND OTHER STREAMS IN THE AREA.
THESE THUNDERSTORMS HAVE SHOWN LITTLE MOVEMENT AND EXTREMELY HEAVY
RAINS ARE EXPECTED IN SOME AREAS.

A FLASH FLOOD WARNING MEANS FLOODING IS OCCURRING OR IS IMMINENT.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
ON FOOT...NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE.
TO ESCAPE RISING WATER MOVE TO HIGHER GROUND.

IT IS IMPORTANT TO KNOW WHERE YOU ARE IN RELATION TO STREAMS...
RIVERS...OR CREEKS THAT CAN BECOME DEADLY WHEN SWOLLEN BY HEAVY
RAIN.  CAMPERS SHOULD AVOID CAMPING ALONG STREAMS OR CREEKS WHEN
HEAVY RAIN THREATENS.

 MONSON 0233Z

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 14, 5:43 PM CDT, 3 hours 52 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
541 PM CDT THU JUL 14 1988

...INTENSE THUNDERSTORMS WERE OVER SOUTHWEST PORTION OF NEBRASKA...

AT 538 PM CDT AN AREA OF INTENSE THUNDERSTORMS WERE OVER HITCHCOCK AND
HAYES COUNTIES IN NEBRASKA...THE STRONGEST STORM WAS OVER HAYES CENTER
WHICH IS 26 MILES NORTHWEST OF MCCOOK NEBRASKA. AT THIS TIME THE STORM
HAS LITTLE MOVEMENT TO IT.

THIS AREA OF STORMS COULD PRODUCES LOCAL HEAV%Y RAINFALL...STRONG WINDS
...AND SMALL HAIL.

HORN
Special weather statement, Jul 14, 7:05 PM CDT, 2 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
700 PM CDT THU JUL 14 1988

...INTENSE THUNDERSTORMS WERE OVER SOUTHWEST PORTION OF NEBRASKA...

AT 653 PM CDT MCCOOK POLICE DEPARTMENT REPORTED 1/4 TO 1/2 INCH HAIL
AT PALISADE NEBRASKA IN HAYES COUNTY...WHICH IS 25 MILES WEST-NORTHWEST
OF MCCOOK NEBRASKA...ALSO REPORTED HEAVY RAINFALL AND STRONG WINDS.
STORM WAS MOVING NORTHEAST AT 20 MPH.

THIS STORMS MAY PRODUCES LOCAL HEAVY R{AINFALL...STRONG WINDS...
AND SMALL HAIL.

HORN
Special weather statement, Jul 14, 7:06 PM CDT, 2 hours 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
700 PM CDT THU JUL 14 1988

...INTENSE THUNDERSTORMS WERE OVER SOUTHWEST PORTION OF NEBRASKA...

AT 653 PM CDT MCCOOK POLICE DEPARTMENT REPORTED 1/4 TO 1/2 INCH HAIL
AT PALISADE NEBRASKA IN HAYES COUNTY...WHICH IS 25 MILES WEST-NORTHWEST
OF MCCOOK NEBRASKA...ALSO REPORTED HEAVY RAINFALL AND STRONG WINDS.
STORM WAS MOVING NORTHEAST AT 20 MPH.

THIS STORM MAY PRODUCES LOCAL HEAV|Y RAINFALL...STRONG WINDS...
AND SMALL HAIL.

HORN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 9:35 PM CDTFlash Flood WarningLBFChase, Dundy, Hayes115 min
Jul 14, 9:42 PM CDTTornado WarningLBFHayes, Hitchcock33 min

Nearby

Flash Flood Warnings in Nebraska, 1988Every flash flood warning in 1988

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.