Alert archive / Nebraska / Flash Flood Warnings in 1992

Flash Flood Warning 9, NWS Omaha, NE

July 25, 1992Saline County, Nebraska

NWS Omaha, NE issued this flash flood warning at Jul 25, 1992, 12:11 AM CDT for Saline County, Nebraska. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 25, 1992, 12:11 AM CDT (05:11 UTC)
Expired
Jul 25, 1992, 3:00 AM CDT
In force
3 hr
Issued by
NWS Omaha, NE
Area
Whole counties

County Saline County, NE

The nearest sounding before it

Omaha, NE (KOVN), launched 00:00Z, 5.2 hours before the alert went out and 110 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 1992-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 44 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, Omaha, NE at 00:00Z on 1992-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.193958Sfc1 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
44 J/kg
Mixed-layer CIN
-240 J/kg
Mixed-layer LCL
791 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
235 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLNK 250511
FFWLNK
NEC151-109-097-250800-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE LINCOLN NE
1211 AM CDT SAT JUL 25 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 300 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHEAST PART OF NEBRASKA
      SALINE...SOUTHERN LANCASTER...JOHNSON

AT 1207 AM MODERATE TO HEAVY RAIN CONTINUED ACROSS SOUTHEAST
NEBRASKA FROM THAYER COUNTY EAST ALONG THE KANSAS/NEBRASKA BORDER.
FLOODING CREEKS AND FLOODED ROADS HAD BEGUN TO RECEDE BUT THE
POSSIBLY FOR FLASH FLOODING CONTINUES TO EXIST FOR THE NEXT FEW
HOURS.

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.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
TO ESCAPE RISING WATER MOVE TO HIGHER GROUND.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED IMMEDIATELY.
MOVE TO HIGHER GROUND.

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

 DUIN

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 24, 7:44 PM CDT, 4 hours 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA NE
745 PM CDT FRI JUL 24 1992

TORNADO WATCH 678 IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES
IN NEBRASKA...

...ZONE 1...
BOX BUTTE       DDAWES           SHERIDAN        SIOUX

ANDERSON
Special weather statement, Jul 24, 8:10 PM CDT, 4 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA NE
810 PM CDT FRI JUL 24 1992

SEVERE THUNDERSTORM WATCH NUMBER 677 IS NO LONGER IN EFFECT FOR THE
FOLLOWING COUNTIES IN NEBRASKA.

...ZONE 13...
DAWSON

...ZONE 17...
FRONTIER       RED WILLOW      GOSPER       FURNAS

FOBERT
Special weather statement, Jul 24, 8:25 PM CDT, 3 hours 46 minutes before
NEZ010-020-250230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA NE
824 PM CDT FRI JUL 24 1992

...FLASH FLOOD WARNING FOR NEMAHA AND OTOE COUNTIES UNTIL MIDNIGHT...
...SEVERE THUNDERSTORM WATCH FOR PARTS OF SOUTHEAST NEBRASKA UNTIL
   11 PM CDT...

AT 815 PM CDT SHOWERS AND THUNDERSTORMS CONTINUED ACROSS SOUTHEAST
NEBRASKA AND SOUTHWEST IOWA.  THESE STORMS EXTENDED FROM THE HASTINGS
AREA TO SOUTH OF LINCOLN WITH MORE SCATTERED STORMS NEAR THE OMAHA
METROPOLITAN AREA.  THE STRONGEST STORMS WERE LOCATED NEAR FAIRMONT...
OR 85 MILES SOUTHWEST OF OMAHA.  THESE STORMS WERE MOVING TO THE
NORTHEAST AT 20 MPH.

SEVERAL REPORTS OF FLOODING WERE NOTED NEAR CRETE...OR 55 MILE MILES
tSOUTHWEST OF OMAHA.

PERSONS DRIVING IN THESE AREAS SHOULD USE CAUTION AND DO NOT ATTEMPT TO
DRIVE OVER A ROAD COVERED BY WATER.

ZAPOTOCNY
Special weather statement, Jul 24, 9:02 PM CDT, 3 hours 9 minutes before
NEZ015-019-250300-

SPECIAL WEATHER STATEMENT FOR SOUTHEAST NEBRASKA
NATIONAL WEATHER SERVICE LINCOLN NE
900 PM CDT FRI JUL 24 1992

...FLASH FLOOD WARNING UNTIL 1215 AM CDT FOR SOUTHERN LANCASTER AND
   JOHNSON COUNTY...AND SALINE COUNTY...
...SEVERE THUNDERSTORM WATCH UNTIL 11 PM CDT...

AT 850 PM THUNDERSTORMS WERE IN SALINE COUNTY 5 MILES SOUTH OF
DORCHESTER.  TWO THUNDERSTORMS WERE ALSO IN CENTRAL FILLMORE AND
NORTHERN THAYER COUNTY FROM FAIRMONT SOUTH TO CARLETON.  THESE
STORMS WERE MOVING EAST AT 20 MPH.  THEY CONTAINED HEAVY RAIN
AND WILL CONTRIBUTE TO FLOODING ALREADY OCURRING IN SALINE
COUNTY...PARTICULARLY NEAR THE TOWNS OF CRETE DORCHESTER AND
WILBER.

LISTEN FOR LATER STEMENTS AND POSSIBLE WARNINGS THIS EVENING.
BYRNE
Special weather statement, Jul 24, 11:10 PM CDT, 1 hour 1 minute before
NEZ010-014-015-017>020-250600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA NE
1100 PM CDT FRI JUL 24 1992

...SEVERE THUNDERSTORM WATCH EXPIRED...
...FLASH FLOOD WATCH CONTINUES FOR SOUTH CENTRAL AND SOUTHEAST
   NEBRASKA UNTIL 4 AM CDT...

SEVERE THUNDERSTORM WATCH NUMBER 677 HAS EXPIRED.  HOWEVER...A FLASH
FLOOD WATCH CONTINUES UNTIL 4 AM CDT SATURDAY MORNING FOR MUCH OF THE
SAME AREA IN SOUTH CENTRAL AND SOUTHEAST NEBRASKA.  THE THUNDERSTORMS
ARE NOT EXPECTED TO PRODUCE SEVERE WEATHER...ALTHOUGH THEY WILL LIKELY
BRING HEAVY RAIN AND FLASH FLOODING THROUGH THE NIGHT.

ANDERSON
Special weather statement, Jul 24, 11:13 PM CDT, 58 minutes before
NEZ015-019-250415-

SPECIAL WEATHER STATEMENT FOR SOUTHEAST NEBRASKA
NATIONAL WEATHER SERVICE LINCOLN NE
1115 PM CDT FRI JUL 24 1992

...SEVERE THUNDERSTORM WATCH FOR SOUTHEAST NEBRASKA HAS EXPIRED...

AT 1105 PM SCATTERED STRONG THUNDERSTORMS WERE FROM THE NEBRASKA
KANSAS BORDER NORTH TO JUST SOUTH OF LINCOLN.  THESE STORMS MAY
PRODUCE STRONG GUSTY WINDS...DANGEROUS LIGHTNING...AND VERY HEAVY
DOWNPOURS.  THESE STORMS ARE MOVING TO THE EAST AT 20 MLPH.

THESE PARTICULAR STORMS HAVE A HISTORY OF FLOODING IN SOUTHEAST
NEBRASKA...HOWEVER THRERE IS NO LONGER A THREAT OF SEVERE WEATHER
ASSOCIATED WITH THESE STORMS.

LISTEN FOR LATER STEMENTS AND POSSIBLE WARNINGS THIS EVENING.
ZELL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 7:55 PM CDTFlash Flood WarningOAXNemaha, Otoe4 hr
Jul 24, 8:06 PM CDTFlash Flood WarningOAXJohnson, Lancaster4 hr
Jul 24, 8:06 PM CDTFlash Flood WarningOAXSaline4 hr
Jul 24, 8:14 PM CDTSevere Thunderstorm WarningOAXSaline, Seward59 min
Jul 24, 9:08 PM CDTFlash Flood WarningOAXSaline3 hr
Jul 24, 10:52 PM CDTFlash Flood WarningOAXGage, Jefferson4 hr
Jul 25, 12:11 AM CDTFlash Flood WarningOAXJohnson, Lancaster3 hr
Jul 25, 1:34 AM CDTFlash Flood WarningOAXPawnee3 hr
Jul 25, 4:28 PM CDTFlash Flood WarningOAXDodge3 hr
Jul 25, 5:33 PM CDTFlash Flood WarningOAXRichardson4 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.