Alert archive / Nebraska / Flash Flood Warnings in 1992

Flash Flood Warning 3, NWS Hastings, NE

August 4, 1992Howard County, Nebraska

NWS Hastings, NE issued this flash flood warning at Aug 4, 1992, 7:23 PM CDT for Howard County, Nebraska. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
Aug 4, 1992, 7:23 PM CDT (00:23 UTC)
Expired
Aug 4, 1992, 8:15 PM CDT
In force
52 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Howard County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.4 hours before the alert went out and 175 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 1992-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1198 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 1992-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.1939587897Sfc1 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
1198 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
1079 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.8
Supercell composite
3.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRI 050023
FFWGRI
NEC093-050115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE GRAND ISLAND NE
723 PM CDT TUE AUG 4 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY

   IN THE CENTRAL PART OF NEBRASKA
      HOWARD

A FLASH FLOOD WARNING IS IN EFFECT UNTIL 8 PM CDT FOR A LARGE PART OF
HOWARD COUNTY ALONG AND NEAR THE NORTH LOUP RIVER FROM COTESFIELD TO
NORTH OF ST PAUL AND THE SOUTH LOUP RIVER FROM DANNEBROG TO THE
CONFLUENCE OF THE LOUP RIVER...AND EAST TO PALMER.  THE SPRING CREEK
RIVER BASIN NORTH OF ST PAUL IS ALSO INCLUDED IN THIS WARNING.
NUMEROUS COUNTY ROADS ARE UNDERWATER FROM ELBA TO COTESFIELD AND FARM
PONDS WERE OVERFLOWING.  2.40 INCHES OF RAIN WERE REPORTED AT ELBA.

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 S-WEEP
AWAY IF THE WATER IS FLOWING SWIFTLY.

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

Local storm report, Aug 4, 2:05 PM CDT, 5 hours 18 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
203 PM CST TUE AUG 4 1992

150 PM CDT   ORD   VALLEY CO   GOLFBALL SIZE HAIL
                               50 TO 70 MPH WINDS
                               VERY HEAVY RAIN.

BW
Local storm report, Aug 4, 2:23 PM CDT, 5 hours before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
220 PM CST TUE AUG 4 1992

212 PM CDT   NORTH LOUP VALLEY CO   PEA TO MARBLE SIZE HAIL
                                    60 TO 70 MPH WINDS
       t                             VERY HEAVY RAIN.
200-210 PM CDT   ORD 8S  VALLEY CO  PEA SIZE HAIL COVERING GROUND
                                    BRANCHES DOWN
                                    VERY HEAVY RAIN.
Local storm report, Aug 4, 2:26 PM CDT, 4 hours 57 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
220 PM CST TUE AUG 4 1992

212 PM CDT   NORTH LOUP VALLEY CO   PEA TO MARBLE SIZE HAIL
                                    60 TO 70 MPH WINDS
                                    VERY HEAVY RAIN.
200-210 PM CDT   ORD 8S  VALLEY CO  PEA SIZE HAIL COVERING GROUND
                                    BRANCHES DOWN
                                    VERY HEAVY RAIN.
212 PM CDT   ORD   VALLEY CO        LETTING UP
                                    PEA TO MARBLE SIZE HAIL
                                    STRONG WIND...CORN CROP DOWN
                                    1.62 INCHES OF RAIN.
215 PM CDT SCOTIA   GREELEY CO      VERY HEAVY RAIN
                                    WIND 60 TO 70 MPH.
217 PM CDT SCOTIA   GREELEY CO     VERY HEAVY RAIN
                                    PEA SIZE HAIL
                                    WIND 40 TO 50 MPH.
BW
Local storm report, Aug 4, 2:59 PM CDT, 4 hours 24 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
300 PM CST TUE AUG 4 1992

230 PM CDT   SCOTIA GREELEY CO      PEA SIZE HAIL
                                    30 TO 35 MPH WINDS
                                    VERY HEAVY RAIN...1.20 INCHS SO FAR.
254 PM CDT   FARWELL
             AND ELBA HOWARD CO     PEA SIZE HAIL
                                    WIND 50 TO 65 MPH
                                    VERY HEAVY RAIN.
BW
Local storm report, Aug 4, 3:42 PM CDT, 3 hours 41 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
335 PM CST TUE AUG 4 1992

305 PM CDT   CAIRO HALL CO           MARBLE SIZE HAIL
                                     HIGH WINDS
332 PM CDT   W GRAND ISLAND/HALL CO  MARBEL SIZE HAIL
                                     VERY HIGH WINDS
                                      VERY HEAVY RAIN.
335 PM CDT   NE GRAND ISLAND        VERY HEAVY RAIN
                                    WINDOWS BROKEN
                                    .90 INCHES OF RAIN IN 09 MINUTES
                                     WATER OVER CURBS.
B
Local storm report, Aug 4, 4:11 PM CDT, 3 hours 12 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
405 PM CST TUE AUG 4 1992

335 PM CDT   W GRAND ISLAND/HALL CO  3/4 INCH HAIL
                                     HIGHWAYS 30/281

340 PM CDT  CAIRO 4E/HALL CO         1.00 INCH OF RAIN IN 10 MINUTES.

350 PM CDT  PHILLIPS 11/2SE/HAMILTON  WIND 30-40 MPH
                                      VISIBILITY NEAR ZERO IN RW+

355 PM CDT  TRUMBULL/CLAY CO         PEA SIZE HAIL
                                     30 TO 40 MPH WIND

328-358 CDT GRAND ISLAND/HALL       1.42 INCHES OF RAIN.

BW

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 8:07 PM CDTSevere Thunderstorm WarningGIDHoward, Merrick53 min
Aug 4, 8:15 PM CDTSevere Thunderstorm WarningGIDDawson45 min
Aug 4, 8:22 PM CDTSevere Thunderstorm WarningGIDHall, Hamilton53 min
Aug 4, 8:54 PM CDTFlash Flood WarningGIDHall, Howard, Merrick3 hr
Aug 4, 8:54 PM CDTFlash Flood WarningGIDHamilton3 hr
Aug 4, 9:06 PM CDTSevere Thunderstorm WarningGIDBuffalo, Kearney, Phelps54 min
Aug 4, 9:55 PM CDTSevere Thunderstorm WarningGIDFranklin, Harlan50 min
Aug 4, 9:58 PM CDTFlash Flood WarningGIDClay, Fillmore4 hr

Nearby

Flash Flood Warnings in Nebraska, 1992Every flash flood warning in 1992

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.