Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 21, NWS Norman, OK

March 27, 1989Custer County, Washita County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Mar 27, 1989, 5:05 PM CST for Custer County, Washita County, Oklahoma. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Mar 27, 1989, 5:05 PM CST (23:05 UTC)
Expired
Mar 27, 1989, 6:00 PM CST
In force
55 min
Issued by
NWS Norman, OK
Area
Whole counties

Counties Custer County, OK, Washita 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

Ok Cty/Will Rgrs, OK (KOKC), launched 12:00Z, 11.1 hours before the alert went out and 127 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, Ok Cty/Will Rgrs, OK at 12:00Z on 1989-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 105 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, Ok Cty/Will Rgrs, OK at 12:00Z on 1989-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 158 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
105 J/kg
Mixed-layer CIN
-260 J/kg
Mixed-layer LCL
879 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
158 m²/s²
0-3 km storm-relative helicity
225 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KOKC 272304
SVROKC
OKC039-149-280000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
505 PM CST MON MAR 27 1989
 
THE NATIONAL WEATHER SERVICE IN OKLAHOMA CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CST
FOR THE FOLLOWING OKLAHOMA LOCATIONS...
 
IN NORTHWEST OKLAHOMA
 
   ...CUSTER COUNTY
 
IN SOUTHWEST OKLAHOMA
 
   ...NORTHERN WASHITA COUNTY
 
AT 4:58 PM CST RADAR INDICATED AN AREA OF SEVERE THUNDERSTORMS ALONG
THE WASHITA - CUSTER COUNTY LINE. GOLFBALL SIZE HAIL HAS BEEN REPORTED
FROM THESE STORMS IN FOSS.  THE COMMUNITIES OF FOSS AND STAFFORD ARE
IN THE PATH OF THESE STORMS.
 
A TORNADO WATCH IS ALSO 
IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Mar 27, 12:05 PM CST, 5 hours before
THE OKLAHOMA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
1200 NOON CST MON MAR 27 1989

...REFER TO TORNADO WATCH NUMBER 51 VALID UNTIL 500 PM...

OTHERWISE THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS OVER
SOUTHERN OKLAHOMA GENERALLY SOUTH OF A LINE FROM 30 MILES NORTHWEST
OF SAYRE TO EDMOND TO THE RED RIVER SOUTHEAST OF HUGO. THERE IS A
SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE REMAINDER OF OKLAHOMA
WITH THE EXCEPTION OF CIMARRON AND TEXAS COUNTIES OF THE PANHANDLE.

VERY MOIST AND RELATIVELY UNSTABLE AIR REMAINS IN PLACE OVER OKLAHOMA
FOLLOWING LAST NIGHTS THUNDERSTORMS. THE DEEP MOIST LAYER HAS BEEN
PULLED NORTHWARD INTO THE SOUTHERN PLAINS BY A STRONG UPPER LEVEL
TROUGH OF LOW PRESSURE THAT WAS LOCATED OVER WESTERN NEW MEXICO THIS
MORNING.

AT MID MORNING A WARM FRONT STRETCHED IN AN EAST TO WEST LINE ALONG
THE RED RIVER FROM NEAR CHILDRESS TEXAS TO SOUTHEAST OKLAHOMA WHILE
THE DRY LINE EXTENDED FROM THE CENTRAL OKLAHOMA PANHANDLE TO NEAR
THE SOUTHEAST CORNER OF NEW MEXICO. HEAVY THUNDERSTORMS HAD DEVELOPED
BY LATE MORNING IN THE EASTERN PART OF THE TEXAS PANHANDLE.

THIS AFTERNOON AND TONIGHT THE WARM FRONT IS FORECAST TO MOVE SLOWLY
NORTHWARD INTO SOUTHERN OKLAHOMA...WHILE ALOFT THE ATMOSPHERE COOLS
SLIGHTLY AS THE DEEP TROUGH TO THE WEST INCHES CLOSER...THESE TWO
DEVELOPMENTS ARE EXPECTED TO RESULT IN EXTREMELY UNSTABLE CONDITIONS
THIS AFTERNOON...ESPECIALLY IN SOUTHWEST AND SOUTH CENTRAL OKLAHOMA.
IT IS LIKELY THAT THUNDERSTORMS WHICH MOVE NORTHWARD INTO THIS UNSTABLE
AIR WILL INTENSIFY RAPIDLY THIS AFTERNOON.

SPOTTER NETWORKS AND ALL EMERGENCY MANAGEMENT AGENCIES ARE URGED TO
MAINTAIN A HIGH STATE OF READINESS THIS AFTERNOON AND TONIGHT. PERSONS
IN OR NEAR THE TORNADO WATCH AREA...AND INDEED PERSONS IN ALL SECTIONS
OF THE STATE SHOULD KEEP INFORMED OF THE LATEST STATEMENTS AND
WARNINGS CONCERNING THIS POTENTIALLY DANGEROUS SEVERE WEATHER
SITUATION.
Special weather statement, Mar 27, 12:25 PM CST, 4 hours 40 minutes before
NATIONAL WEATHER SERVICE WICHITA FALLS TX
1225 PM CST MON MAR 27 1989

A TORNADO WATCH CONTINUES IN EFFECT UNTIL 5 PM FOR A PORTION OF
NORTHWEST TEXAS WHICH INCLUDES THE COUNTIES OF HARDEMAN..FOARD..
KNOX AND WILBARGER. AT 1215 PM RADAR INDICATED THAT A LARGE AREA
OF SHOWERS AND THUNDERSTORMS WERE NORTH OF THE RED RIVER IN WESTERN
OKLAHOMA.

HAIL HAS BEEN REPORTED WITH SOME OF THE THUNDERSTORMS IN WESTERN
OKLAHOMA AND ALL THUNDERSTORMS THAT DEVELOP THIS AFTERNOON COULD
CAUSE HEAVY RAIN..HAIL AND GUSTY WINDS AND TORNADO ACTIVITY IS
POSSIBLE.

A FEW THUNDERSTORMS ALSO CONTINUE IN THE TEXAS PANHANDLE AND EXTEND
SOUTHWARD TO SOUTH OF LUBBOCK.

PERSONS SHOULD CONTINUE TO MONITOR THE NATIONAL WEATHER SERVICE
RADIO AND NEWS MEDIA TO KEEP INFORMED ON THE THUNDERSTORMS THAT
ARE EXPECTED TO DEVELOP THIS AFTERNOON ACROSS NORTH TEXAS AND
SOUTHERN OKLAHOMA.
Special weather statement, Mar 27, 2:17 PM CST, 2 hours 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA FALLS TX
215 PM CST MON MAR 27 1989

A TORNADO WATCH CONTINUES IN EFFECT UNTIL 5 PM FOR A PORTION OF
NORTHWEST TEXAS WHICH INCLUDES THE COUNTIES OF HARDEMAN..FOARD..
KNOX AND WILBARGER. AT 2 PM RADAR INDICATED A LARGE AREA OF
SHOWERS AND THUNDERSTORMS OVER THE WESTERN THIRD OF OKLAHOMA. ACTIVITY
GENERALLY TO THE WEST OF A LINE FROM WEST OF PONCA CITY..20
EAST OF HOBART..VERNON TEXAS TO WEST OF SNYDER.

A TORNADO WAS REPORTED JUST WEST OF MANGUM IN SOUTHWESTERN OKLAHOMA
BETWEEM 115 AMD 130 PM. LARGE HAIL HAS ALSO BEEN REPORTED WITH THE
THUNDERSTORMS IN WESTERN OKLAHOMA.

A FEW SHOWERS AND THUNDERSTORMS ARE BEGINNING TO DEVELOP OVER
NORTHWEST TEXAS. DUE TO THE VERY MOIST AND UNSTABLE AIR TODAY ALL
THUNDERSTORMS HAVE THE CAPABILITY OF PRODUCING LARGE HAIL..HEAVY
RAIN..STRONG WINDS AND POSSIBLE TORNADOES.

KEEP TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS.
Local storm report, Mar 27, 2:38 PM CST, 2 hours 27 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
240 PM  CST MON MAR 27 1989

TIME      COUNTY          EVENT

1222 PM   ELLIS           60 MPH WIND AT GAGE
1227 PM   WOODWARD        HIGH WINDS DAMAGED MOBILE HOMES 1 MILE WEST
                          OF WOODWARD. ROOFS ALSO BLOWN OFF HOUSES IN
                          THE SAME AREA.
1240 PM   HARMON          3/4 INCH DIAMETER HAIL IN VINSON
115 PM    GREER           SMALL TORNADO TOUCHED DOWN 4 1/2 MILES WEST
                          OF MANGUM
120 PM    GREER           SMALL TORNADO TOUCHED DOWN AGAIN 8 MILES WEST
                          AND TWO MILES NORTH OF MANGUM. A BARN WAS
                          DESTROYED 72 MILES EAST AND 1/2 MILE NORTH OF
                          REED.
125 PM    WOODS           HIGH WINDS BLEW DOWN TREE LIMBS UP TO 8
                          INCHES IN DIAMETER 16 MILES WEST AND 4 MILES
                          SOUTH OF ALVA.
Special weather statement, Mar 27, 3:33 PM CST, 1 hour 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA FALLS TX
330 PM CST MON MAR 27 1989

A TORNADO WATCH HAS BEEN ISSUED UNTIL 9 PM FOR...ARCHER...HARDEMAN...
MONTAGUE...YOUNG...BAYLOR...CLAY...JACK...FOARD...WILBARGER...KNOX...
AND WICHITA COUNTIES.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND
SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.

AT 330 PM RADAR SHOWS THUNDERSTORMS FROM NEAR CHILDRESS TO WEMST OF
BENJAMIN. OTHER SHOWERS AND THUNDERSTORMS WERE IN SOUTHWEST OKLAHOMA
AND EAST AND SOUTH OF BOWIE. MOVEMENT WAS NORTH AT 25 MPH.

KEEP TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS ON THIS
POTENTIALLY DANGEROUS WEATHER SITUATION.
Special weather statement, Mar 27, 4:36 PM CST, 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA FALLS TX
435 PM CST MON MAR 27 1989

...A TORNADO WATCH IS IN EFFECT FOR WICHITA AND THE SURROUNDING
COUNTIES UNTIL 9 PM...EXCEPT FOR JACK AND YOUNG COUNTIES FOR WHICH A
TORNADO WATCH IS IN EFFECT UNTIL 11 PM...

AT 425 PM THE WICHITA FALLS RADAR SHOWED VERY STRONG THUNDERSTORMS
BEGINNING TO DEVELOP OVER WESTERN PORTIONS OF HARDEMAN...FOARD AND
KNOX COUNTIES.

THE STRONGEST STORMS IN THIS AREA WERE LOCATED 8 MILES WEST SOUTHWEST
OF CROWELL AND 10 MILES WEST OF BENJAMIN.

A SEVERE THUNDERSTORM WAS LOCATED TO THE WEST OF THESE STORMS IN NORTHERN
KING COUNTY.

ALL THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 25 MPH.
RESIDENTS ACROSS THIS PORTION OF NORTH TEXAS SHOULD BE AWARE OF
THIS POTENTIALLY DANGEROUS WEATHER SITUATION AND BE READY TO TAKE
QUICK ACTION SHOULD A WARNING BE ISSUED OR IF SEVERE WEATHER IS
SIGHTED.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS AND
POSSIBLE WARNINGS.

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 27, 12:21 PM CSTSevere Thunderstorm WarningOUNEllis, Harper, Woodward69 min
Mar 27, 12:30 PM CSTSevere Thunderstorm WarningOUNGreer, Harmon45 min
Mar 27, 12:47 PM CSTSevere Thunderstorm WarningOUNDewey, Woodward43 min
Mar 27, 12:47 PM CSTSevere Thunderstorm WarningOUNCuster43 min
Mar 27, 1:05 PM CSTSevere Thunderstorm WarningOUNBeckham, Greer55 min
Mar 27, 1:15 PM CSTSevere Thunderstorm WarningOUNWoods45 min
Mar 27, 1:18 PM CSTTornado WarningOUNGreer42 min
Mar 27, 1:48 PM CSTTornado WarningOUNBeckham, Greer42 min
Mar 27, 2:22 PM CSTTornado WarningOUNBeckham, Custer, Washita38 min
Mar 27, 2:49 PM CSTSevere Thunderstorm WarningOUNBlaine, Custer41 min
Mar 27, 3:37 PM CSTSevere Thunderstorm WarningOUNBlaine, Custer, Dewey53 min
Mar 27, 4:31 PM CSTSevere Thunderstorm WarningOUNBlaine, Custer59 min
Mar 27, 4:31 PM CSTSevere Thunderstorm WarningOUNMajor59 min
Mar 27, 5:21 PM CSTSevere Thunderstorm WarningOUNHarmon, Jackson69 min
Mar 27, 5:49 PM CSTSevere Thunderstorm WarningOUNBlaine41 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1989Every severe thunderstorm 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.