Alert archive / Oklahoma / Flash Flood Warnings in 1989
Flash Flood Warning 9, NWS Amarillo, TX
NWS Amarillo, TX issued this flash flood warning at Jun 10, 1989, 11:22 PM CDT for Beaver County, Oklahoma. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 10, 1989, 11:22 PM CDT (04:22 UTC)
- Expired
- Jun 11, 1989, 1:30 AM CDT
- In force
- 2 hr
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County Beaver County, OK
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
Dodge City, (KDDC), launched 00:00Z, 4.4 hours before the alert went out and 124 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
- 2178 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1071 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KAMA 110423
FFWAMA
OKC007-110630-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
1122 PM CDT JUN 10 1989
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 130 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN THE OKLAHOMA PANHANDLE
...WEST AND CENTRAL BEAVER
THE SHERIFF'S OFFICE IN BEAVER COUNTY REPORTED WATER BEGINNING TO
COVER MANY ROADS IN THE WESTERN AND CENTRAL PARTS OF THE COUNTY. THREE
INCHES OF RAIN HAS BEEN REPORTED IN BALKO THIS EVENING WITH THE
THUNDERSTORM ACTIVITY. THE THUNDERSTORMS ARE SLOWLY DIMINISHING IN
INTENSITY..BUT RAIN SHOULD CONTINUE FOR THE NEXT SEVERAL HOURS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
SCWhat 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 10, 5:51 PM CDT, 5 hours 31 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 545 PM CDT SAT JUN 10 1989 ...A TORNADO WATCH UNTIL 1100 PM FOR THE TEXAS PANHANDLE AND EASTERN NEW MEXICO... AT 535 PM CDT THUNDERSTORMS WITH VERY HEAVY RAIN WERE INDICATED ACROSS EAST CENTRAL NEW MEXIO AND THE SOUTHERN PORTION OF THE TEXAS SOUTH PLAINS. BRIEF PERIODS OF HEAVY RAIN...GUSTY WINDS...DANGEROUS LIGHTNING AND SMALL HAIL CAN BE EXPECTED AS THESE THUNDERSTORMS PASS. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO/TV STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Jun 10, 6:54 PM CDT, 4 hours 28 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 645 PM CDT SAT JUN 10 1989 ...A TORNADO WATCH UNTIL 1100 PM FOR THE TEXAS PANHANDLE AND EASTERN NEW MEXICO... AT 635 PM CDT THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUED ACROSS EASTERN NEW MEXIO AND THE SOUTHERN PORTION OF THE TEXAS SOUTH PLAINS. THE STRONGEST ACTIVITY WAS JUST SOUTH OF ROSEBUD NEW MEXICO AND EAST OF LUBBOCK IN DICKENS COUNTY. MOVEMENT WAS EAST NORTHEAST AROUND 20 MILES AN HOUR. PERSONS IN THE PATH OF THESE THUNDERSTORMS CAN EXPECT BRIEF PERIODS OF HEAVY RAIN...DANGEROUS LIGHTNING...STRONG GUSTY WIND AND SMALL HAIL. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO/TV STATIONS FOWR LATER STATEMENTS AND POSSIBLE WARNINGS.
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 9:22 PM CDT | Severe Thunderstorm Warning | AMA | Beaver | 68 min |
| Jun 10, 10:36 PM CDT | Severe Thunderstorm Warning | AMA | Beaver | 69 min |
| Jun 10, 10:41 PM CDT | Severe Thunderstorm Warning | AMA | Texas | 64 min |
Nearby
Flash Flood Warnings in Oklahoma, 1989Every flash flood warning in 1989
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.