Alert archive / Nebraska / Flash Flood Warnings in 1990

Flash Flood Warning 5, NWS Omaha, NE

June 15, 1990Gage County, Jefferson County, Nebraska

NWS Omaha, NE issued this flash flood warning at Jun 15, 1990, 9:51 PM CDT for Gage County, Jefferson County, Nebraska. It was in force for 94 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1990, 9:51 PM CDT (02:51 UTC)
Expired
Jun 15, 1990, 11:25 PM CDT
In force
94 min
Issued by
NWS Omaha, NE
Area
Whole counties

Counties Gage County, NE, Jefferson 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

Omaha, NE (KOAX), launched 00:00Z, 2.9 hours before the alert went out and 131 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 1990-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1990-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3621 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
66 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 KLNK 160251
FFWLNK
NEC095-067-160600-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE LINCOLN NE
951 PM CDT FRI JUN 15 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 100 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHEAST PART OF NEBRASKA
      JEFFERSON...GAGE...CITY OF BEATRICE...CITY OF FAIRBURY

AT 930 PM CDT HEAVY RAIN MOVED INTO JEFFERSON COUNTY AND THE TOWN
OF FAIRBURY. THUNDERSTORMS WITH HEAVY RAIN ARE MOVING INTO
SOUTHEAST NEBRASKA FROM NORTHERN KANSAS. THESE STORMS WILL ALSO
MOVE INTO GAGE COUNTY AND WITH THE STREAMS AND RIVERS ALREADY OUT
OF THEIR BANKS THE ADDITIONAL HEAVY RAIN WILL CAUSE FLASH FLOODING
IN JEFFERSON AND GAGE COUNTIES.

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 CR*OSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED IMMEDIATELY.
MOVE TO HIGHER GROUND.

 JB

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 15, 7:58 PM CDT, 1 hour 53 minutes before
NEZ003-007-008-160130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORFOLK NE
755 PM CDT FRI JUN 15 1990

...THUNDERSTORMS DEVELOPING AND MOVING ACROSS PARTS OF NORTH CENTRAL
NEBRASKA EARLY THIS EVENING...
...TORNADO WATCH IN EFFECT FOR PARTS OF NORTH CENTRAL NEBRASKA UNTIL
11 PM CDT...

AT 750 PM CDT RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS
DEVELOPING FROM THE NEBRASKA-SOUTH DAKOTA BORDER NORTH OF SPINGVIEW...
OR ABOUT 25 MILES NORTH OF AINSWORTH TO NEAR BROKEN BOW IN CENTRAL
NEBRASKA.  THE STORMS WITH THE HEAVIEST RAIN WERE LOCATED SEVERAL
MILES NORTHEAST AND SOUTHEAST OF AINSWORTH MOVING NORTHEAST AT 20 MPH.

IF YOU LIVE IN NORTH CENTRAL NEBRASKA YOU SHOULD KEEP IN T;OUCH WITH
CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND
POSSIBLE WARNINGS.
KLEFFMAN
Special weather statement, Jun 15, 8:30 PM CDT, 1 hour 21 minutes before
NEZALL-160600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA NE
830 PM CDT FRI JUN 15 1990

...SEVERE WEATHER WATCHES OVER MOST OF NEBRASKA THIS EVENING...
...THREAT OF FLASH FLOODING CONTINUES...

TORNADO AND SEVERE THUNDERSTORM WATCHES ARE CURRENTLY IN EFFECT FOR
ALL BUT EXTREME EAST AND NORTH CENTRAL NEBRASKA.

A FLASH FLOOD WATCH CONTINUES FOR EASTERN NEBRASKA FOR THE REST OF
TONIGHT.  THE LARGE AREA OF STRONG THUNDERSTORMS MOVING INTO EASTERN
NEBRASKA FROM THE SOUTHWEST CARRIES A VERY SERIOUS THREAT OF FLASH
FLOODING...AND COULD ALSO RESULT IN MORE RIVER FLOODING.  THE
GROUND IS ALREADY SATURATED IN EASTERN NEBRASKA...AND MOST STREAMS
ARE ALREADY RUNNING HIGH.  FURTHER HEAVY RAIN WILL RAPIDLY RESULT
IN FLASH FLOODING.

PEOPLE ON LOW GROUND NEAR STREAMS SHOULD BE PREPARED TO EVACUATE
ON SHORT NOTICE.  MOTORISTS...DO NOT ATTEMPT TO CROSS RUNNING WATER
ON ROADS.  REMEMBER THAT THE HEAVIEST RAINFALL IN EASTERN NEBRASKA
FREQUENTLY OCCURS BETWEEN MIDNIGHT AND DAWN.

HEAVY RAIN WOULD ALSO RESULT IN MORE FLOODING ALONG THE ELKHORN...
LITTLE BLUE...AND BIG BLUE RIVERS AND THEIR TRIBUTARIES.

STAY TUNED TO RADIO...TV...OR NOAA WEATHER RADIO FOR UPDATES ON
THIS DANGEROUS WEATHER SITUATION.

POLLACK
Special weather statement, Jun 15, 9:17 PM CDT, 34 minutes before
NEZALL-160600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA NE
915 PM CDT FRI JUN 15 1990

...TORNADO WATCH CANCELLED SOUTHWEST CORNER OF NEBRASKA...
...TORNADO WATCH EXPIRES IN THE PANHANDLE...

THE TORNADO WATCH HAS BEEN ALLOWED TO EXPIRE IN THE NEBRASKA
PANHANDLE.  THE TORNADO WATCH HAS ALSO BEEN CANCELLED FOR
KEITH...PERKINS...LINCOLN...CHASE...HAYES...DUNDY...AND
HITCHCOCK COUNTIES OF SOUTHWEST NEBRASKA.  SEVERE WEATHER IS
NO LONGER A THREAT IN THESE AREAS.

SEVERE THUNDERSTORM OR TORNADO WARNINGS CONTINUE FOR MUCH OF
CENTRAL AND EASTERN NEBRASKA THIS EVENING.  A FLASH FLOOD WATCH
CONTINUES IN THE EAST ALL NIGHT.  STRONG THUNDERSTORMS MOVING
INTO THESE AREAS POSE A SERIOUS THREAT FOR BOTH SEVERE WEATHER
AND FLASH FLOODING.

STAY TUNED FOR LATER STATEMENTS AND WARNINGS.

POLLACK
Special weather statement, Jun 15, 9:33 PM CDT, 18 minutes before
NEZ003-004-008-009-160130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORFOLK NE
930 PM CDT FRI JUN 15 1990

...SHOWERS AND THUNDERSTORMS BEGINNING TO MOVE INTO NORTHEAST
NEBRASKA EARLY TONIGHT...
...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PARTS OF NORTHEAST
NEBRASKA UNTIL 100 AM CDT...

AT 930 PM CDT NORFOLK RADAR INDICATED AN AREA OF SHOWERS EXTENDING FROM
THE O'NEILL AREA SOUTH THROUGH GRAND ISLAND.  THUNDERSTORMS...SOME
STRONG...WERE LOCATED ABOUT 50 MILES NORTH OF GRAND ISLAND...AND WERE
MOVING TO THE EAST-NORTHEAST AT ABOUT 25 MPH.  THESE STORMS WILL
BE MOVING THROUGH THE ALBION AREA AND SOUTHERN BOONE COUNTY BY 10 PM...
AND ON INTO THE COLUMBUS AREA AND PLATTE COUNTY BETWEEN 10 AND 11 PM.

THESE STORMS WILL CONTAIN HEAVY RAIN...AND POSSIBLY HAIL AND STRONG
GUSTY WINDS AS THEY MOVE EAST ACROSS SOUTHERN BOONE AND MOST OF PLATTE
COUNTY DURING THE NEXT FEW HOURS.                DK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 3:15 AM CDTFlash Flood WarningOAXBurt, Dodge, Washington3 hr

Nearby

Flash Flood Warnings in Nebraska, 1990Every flash flood warning in 1990

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.