Alert archive / Nebraska / Flash Flood Warnings in 1990

Flash Flood Warning 10, NWS North Platte, NE

June 15, 1990Boone County, Nebraska

NWS North Platte, NE issued this flash flood warning at Jun 15, 1990, 11:15 PM CDT for Boone County, Nebraska. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 15, 1990, 11:15 PM CDT (04:15 UTC)
Expired
Jun 16, 1990, 2:15 AM CDT
In force
3 hr
Issued by
NWS North Platte, NE
Area
Whole counties

County Boone 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, 4.3 hours before the alert went out and 148 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°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 KOFK 160415
FFWOFK
NEC011-141-119-139-037-167-179-039-160715-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE NORFOLK NE
1115 PM CDT FRI JUN 15 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 215 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE NORTHEAST PART OF NEBRASKA
      BOONE...PLATTE...MADISON...PIERCE...COLFAX...STANTON...
      WAYNE...CUMING

A 1115 PM CDT RADAR AND SATELITE INDICATED VERY HEAVY RAIN ACROSS
MUCH OF NORTHEAST NEBRASKA.  AT NORFOLK NEARLY AN INCH OF RAIN
HAS FALLEN IN A HALF HOUR.  CREEKS ARE RAPIDLY RISING OUT OF THEIR
BANKS THROUGHOUT THE REGION.
MORE HEAVY RAIN IS MOVING IN FROM THE WEST...AND WILL BE MOVING
ACROSS NORTHEAST NEBRASKA AFTER THE CURRENT ROUND OF HEAVY RAIN
DECREASES.

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.

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 RISING.

 A SEVERE THUNDERSTORM WATCH IS ALSO IN EFFECT UNTIL 1 AM CDT

 DK

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, 9:35 PM CDT, 1 hour 40 minutes before
NEZ006-007-012-016-017 160315-

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

AT 930 PM CDT THUNDERSTORMS THAT PASSED 3 MILES NORTH OF MCCOOK NEBRASKA
AND 6 MILES NORTH OF MCCOOK NEBRASKA OR 53 MILES SOUTH OF NORTH PLATTE,
NEBRASKA REPORTS OF POWER LINES DOWN AND PULLED OUT OF THE GROUND.
SHED DESTROYED. GOLF BALL SIZE HAIL THIS EVENING.

AT 9.25 PM CDT REPORT AT OCONTO NEBRASKA IN SOUTH CENTRAL CUSTER COUNTY
OR 40 MILES EAST OF NORTH PLATTE OF RAINFALL OF 2.35 INCHES.

ACH
Special weather statement, Jun 15, 10:01 PM CDT, 1 hour 14 minutes before
NEZ006-007-012-016-017 160315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
955 PM CDT FRI JUN 15 1990

AT 955 PM CDT SEVERE THUNDERSTORMS WARNING FOR NORTHERN ARTHUR
COUNTY AND SOUTHERN GRANT COUNTY IS NO LONGER IN EFFECT.
THE THUNDERSTORMS HAVE WEAKEN AND IS NOT LONGER SEVERE.

AT 9.42 PM CDT REPORTS FROM MCCOOK NEBRASKA AREA OF FARM DAMAGE 4 MILES
NORTH NORTHEAST OF MCCOOK. 2 MOBILE HOMES AND 1 RESIDENTIAL HOUSE
DAMAGED 39 MILES NORTH OF MCCOOK, NEBRASKA WHICH IS 53 MILES SOUTH
OF NORTH PLATTE NE.

ACH
Special weather statement, Jun 15, 10:36 PM CDT, 39 minutes before
NEZ006-007-160420-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1030 PM CDT FRI JUN 15 1990

AT 1025 PM CDT THUNDERSTORMS WERE MOVING ACROSS PORTIONS OF NORTH
CENTAL NEBRASKA. AN AREA OF THUNDERSTORM WAS LOCATED FROM 35 MILES
NORTHWEST OF NORTH PLATTE IN PERKINS COUNTY TO 60 MILES NORTH OF
NORTH PLATTE IN THOMAS COUNTY.

ANOTHER AREA OF THUNDERSTORMS WAS 30 MILES WEST TO 30 MILES NORTH
OF BROKEN BOW WHICH IS 49 MILES EAST NObRTHEAST OF NORTH PLATTE.

THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 40 MPH.

THE THUNDERSTORMS WILL LIKELY PRODUCE BREIF PERIODS OF HEAVY RAIN,
GUSTY WINDS AND POSSIBLY SMALL HAIL.

ABBAS
Special weather statement, Jun 15, 11:06 PM CDT, 9 minutes before
NEZ012-160500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1100 PM CDT FRI JUN 15 1990

AT 1050 PM CDT THUNDERSTORMS HAD REDEVELOPED OVER EASTERN KEITH AND
WESTERN LINCOLN COUNTIES IN SOUTHWEST NEBRASKA. THE THUNDERSTORMS WERE
LOCATED FROM 5 MILES WEST OF SUTHERLAND WHICH IS 20 MILES WEST OF NORTH
PLATTE TO 10 MILES NORTHEAST OF KEYSTONE WHICH IS 41 MILES WEST NORTHWEST
OF NORTH PLATTE.

THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 30 MPH.

THE THUNDERSTORMS WILL LIKELY PRODUCE BREIF PERIODS OF HEAVY RAIN,
GUSTY WINDS AND POSSIBLY SMALL HAIL.

ABBAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:09 PM CDTTornado WarningLBFHitchcock36 min
Jun 15, 7:16 PM CDTSevere Thunderstorm WarningLBFLincoln59 min
Jun 15, 7:34 PM CDTTornado WarningLBFFrontier, Hayes26 min
Jun 15, 7:56 PM CDTSevere Thunderstorm WarningLBFLincoln64 min
Jun 15, 8:05 PM CDTTornado WarningLBFFrontier, Red Willow25 min
Jun 15, 8:37 PM CDTTornado WarningLBFFrontier38 min
Jun 15, 9:23 PM CDTSevere Thunderstorm WarningLBFArthur, Grant67 min
Jun 15, 11:15 PM CDTFlash Flood WarningLBFColfax, Cuming, Platte, Stanton3 hr
Jun 15, 11:15 PM CDTFlash Flood WarningLBFMadison, Pierce, Wayne3 hr
Jun 16, 2:12 AM CDTFlash Flood WarningLBFColfax, Cuming, Platte, Stanton3 hr
Jun 16, 2:12 AM CDTFlash Flood WarningLBFMadison, Pierce, Wayne3 hr
Jun 16, 2:12 AM CDTFlash Flood WarningLBFBoone3 hr
Jun 16, 4:11 PM CDTSevere Thunderstorm WarningLBFCedar, Knox34 min
Jun 16, 4:19 PM CDTSevere Thunderstorm WarningLBFBoyd, Holt56 min
Jun 16, 4:44 PM CDTTornado WarningLBFBoyd, Holt31 min
Jun 16, 5:17 PM CDTTornado WarningLBFBoyd, Holt, Knox28 min
Jun 16, 5:45 PM CDTTornado WarningLBFKnox30 min

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.