Alert archive / Nebraska / Flash Flood Warnings in 1990
Flash Flood Warning 2, NWS Omaha, NE
NWS Omaha, NE issued this flash flood warning at Jun 15, 1990, 12:57 AM CDT for Burt County, Nebraska. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 15, 1990, 12:57 AM CDT (05:57 UTC)
- Expired
- Jun 15, 1990, 5:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Omaha, NE
- Area
- Whole counties
County Burt 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, 6.0 hours before the alert went out and 59 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3606 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 209 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KOMA 150557
FFWOMA
NEC021-151000-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE OMAHA NE
1257 AM CDT FRI JUN 15 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 500 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE EAST CENTRAL PART OF NEBRASKA
BURT
AT 1252 PM CDT...FLASH FLOODING WAS REPORTED IN BURT COUNTY BY
THE BURT COUNTY SHERIFF/S OFFICE. NEBRASKA HIGHWAY 32 WAS
CLOSED DUE TO FLOOD WATERS. LOW LAND FLOODING WAS ALSO IN PROGRESS
ALONG THE LOGAN AND BELL CREEKS. ADDITIONAL HEAVY RAIN IS LIKELY
IN BURT COUNTY TONIGHT AND IT WILL PRODUCE MORE FLASH FLOODING.
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 BY AUTO.
DO NOT ATTEMPT TO DRIVE OVER A ROAD COVERED BY WATER. THE ROAD
COULD BE WASHED OUT UNDER THE WATER SURFACE.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, 12:25 AM CDT, 32 minutes before
NEZ005-011-016-150900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA NE 1220 AM CDT FRI JUN 15 1990 ...TORNADO WATCH NO LONGER IN EFFECT FOR NEBRASKA PANHANDLE... TORNADO WATCH NUMBER 465 HAS BEEN CANCELLED FOR THE CENTRAL AND SOUTHERN NEBRASKA PANHANDLE. IT REMAINS IN EFFECT FOR FOUR COUNTIES IN SOUTHWEST NEBRASKA ... CHASE..DUNDY..HAYES..AND HITCHCOCK ... UNTIL IT EXPIRES AT MIDNIGHT MDT...1 AM CDT. STRONG THUNDERSTORMS IN NORTHEAST COLORADO STILL POSE SOME THREAT AS THEY MOVE TOWARD SOUTHWEST NEBRASKA. COSTANTINOU
The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 8:12 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Jefferson, Saline | 63 min |
| Jun 14, 10:57 PM CDT | Severe Thunderstorm Warning | OAX | Dodge, Saunders | 48 min |
| Jun 14, 11:01 PM CDT | Severe Thunderstorm Warning | OAX | Butler | 29 min |
| Jun 14, 11:02 PM CDT | Severe Thunderstorm Warning | OAX | Butler | 28 min |
| Jun 15, 12:07 AM CDT | Flash Flood Warning | OAX | Dodge | 4 hr |
| Jun 15, 1:35 AM CDT | Flash Flood Warning | OAX | Washington | 4 hr |
| Jun 15, 5:31 AM CDT | Flash Flood Warning | OAX | Gage, Jefferson, Saline | 3 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.