Alert archive / Nebraska / Flash Flood Warnings in 1993

Flash Flood Warning 2, NWS Hastings, NE

June 6, 1993Buffalo County, Nebraska

NWS Hastings, NE issued this flash flood warning at Jun 6, 1993, 11:05 PM CDT for Buffalo County, Nebraska. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 6, 1993, 11:05 PM CDT (04:05 UTC)
Expired
Jun 7, 1993, 2:00 AM CDT
In force
3 hr
Issued by
NWS Hastings, NE
Area
Whole counties

County Buffalo County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.1 hours before the alert went out and 132 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 1993-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2293 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 1993-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 378 square meters per square second.19395878Sfc1 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
2293 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
600 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
378 m²/s²
0-3 km storm-relative helicity
640 m²/s²
Significant tornado parameter
6.9
Supercell composite
33.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRI 070405
FFWGRI
NEC019-070700-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1105 PM CDT SUN JUN 6 1993

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 200 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY

   IN THE SOUTH CENTRAL PART OF NEBRASKA
      BUFFALO

BETWEEN 1000 AND 1100 PM CDT...THE THUNDERSTORM COMPLEX THAT HAS BEEN
POSITIONED OVER WESTERN BUFFALO COUNTY...10 TO 15 MILES NORTHWEST
OF THE CITY OF KEARNEY...HAS PRODUCED TORRENTIAL RAINS...RESULTING
IN 4 TO 6 INCHES OF RAIN IN ONE HOUR.  4 INCHES OF RAIN WAS REPORTED
IN THE TOWN OF OVERTON...AND RADAR INDICATES UP TO 6 INCHES OF RAIN
HAS FALLEN IN PARTS OF BUFFALO COUNTY.   MANY STREETS IN BUFFALO
COUNTY WILL LIKELY FLOOD...AND SMALL STREAMS AND RIVERS MAY OVERFLOW
THEIR BANKS FOR A BRIEF TIME.

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR HAS
BEEN REPORTED.  RESIDENTS SHOULD TAKE IMMEDIATE PRECAUTIONS.  DO NOT
ATTEMPT TO CROSS SWIFTLY FLOWING WATERS BY FOOT OR AUTO.

DO NOT ATTEMPT TO DRIVE OVER A ROAD COVERED BY WATER.  THE ROAD
COULD BE WASHED OUT UNDER THE WATER OR YOUR CAR COULD BE SWEEP
AWAY IF THE WATER IS FLOWING SWIFTLY.

 NIETFELD

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, Jun 6, 6:50 PM CDT, 4 hours 15 minutes before
NEZ008-013>015-017>019-070045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
650 PM CDT SUN JUN 06 1993

...THUNDERSTORMS WERE DEVELOPING RAPIDLY ACROSS SOUTHWEST AND WEST
CENTRAL NEBRASKA...

AT 650 PM THUNDERSTORMS CONTINUED TO DEVELOPE RAPIDLY FROM THE
HOLDREGE AREA...NORTHWEST TO JUST EAST OF THE NORTH PLATTE AREA.
SOME CONTAINED HEAVY RAIN.

THEY WERE MOVING TO THE NORTHEAST AT 45MPH.  THEY ARE EXPECTED TO
CONTINUE TO DEVELOPE RAPIDLY ACROSS CENTRAL NEBRASKA DURING THE
NEXT SEVERAL HOURS.  VERY HEAVY RAIN IS POSSIBLE ACROSS CENTRAL
NEBRASKA TONIGHT.

DER
Local storm report, Jun 6, 10:20 PM CDT, 45 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1020 PM CDT SUN JUN 6 1993

TIME/CDT    LOCATION /EVENT
1018 PM     BUFFALO COUNTY...AMHERST REPORTS BASEBALL SIZE HAIL
            AMHERST IS 12 MILES WEST NORTHWEST OF KEARNEY
DDN

NEY.
DGS

ORT FROM GOODLAND WEATHER SERVICE.
DGS
Local storm report, Jun 6, 10:20 PM CDT, 45 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1020 PM CDT SUN JUN 6 1993

TIME/CDT    LOCATION /EVENT
1018 PM     BUFFALO COUNTY...AMHERST REPORTS BASEBALL SIZE HAIL
            AMHERST IS 12 MILES WEST NORTHWEST OF KEARNEY
DDN

NEY.
DGS

ORT FROM GOODLAND WEATHER SERVICE.
DGS
Local storm report, Jun 6, 11:02 PM CDT, 3 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1102 PM CDT SUN JUN 6 1993

TIME/CDT    LOCATION /EVENT
1059 PM     BUFFALO COUNTY...PLEASANTON MARBLE TO GOLFBALL SIZE
            HAIL...AND 1/2 MILE EAST OF HAZARD MARBLE SIZE HAIL.
DGS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 7:59 PM CDTTornado WarningGIDGosper, Phelps26 min
Jun 6, 7:59 PM CDTTornado WarningGIDDawson46 min
Jun 6, 8:38 PM CDTTornado WarningGIDBuffalo, Dawson52 min
Jun 6, 9:18 PM CDTTornado WarningGIDBuffalo42 min
Jun 6, 10:01 PM CDTTornado WarningGIDBuffalo44 min
Jun 6, 10:14 PM CDTTornado WarningGIDDawson46 min
Jun 6, 10:45 PM CDTTornado WarningGIDBuffalo45 min
Jun 6, 11:30 PM CDTTornado WarningGIDBuffalo, Hall45 min
Jun 6, 11:42 PM CDTTornado WarningGIDHoward, Sherman48 min
Jun 7, 12:19 AM CDTTornado WarningGIDHoward, Merrick, Nance41 min
Jun 7, 12:19 AM CDTTornado WarningGIDSherman41 min
Jun 7, 1:01 AM CDTTornado WarningGIDNance44 min
Jun 7, 1:45 AM CDTTornado WarningGIDNance15 min

Nearby

Flash Flood Warnings in Nebraska, 1993Every flash flood warning in 1993

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.