Alert archive / Oklahoma / Tornado Warnings in 1999

Tornado Warning 30, NWS Tulsa, OK

April 26, 1999Pushmataha County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Apr 26, 1999, 9:24 PM CDT for Pushmataha County, Oklahoma. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Apr 26, 1999, 9:24 PM CDT (02:24 UTC)
Expired
Apr 26, 1999, 10:15 PM CDT
In force
51 min
Issued by
NWS Tulsa, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Pushmataha County, OK

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 26, 3:30 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.4 hours before the alert went out and 219 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, Norman, OK at 00:00Z on 1999-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 978 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, Norman, OK at 00:00Z on 1999-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 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
978 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1097 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

999 
WFUS54 KTSA 270227 RRA
TORTUL
OKC127-270315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
924 PM CDT MON APR 26 1999

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
  CENTRAL AND SOUTHERN PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 1015 PM CDT

* AT 924 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH 
STRONG   ROTATION 6 MILES WEST OF CLOUDY. MOVING EAST SOUTHEAST AT 
20 MPH...THIS  DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...  CLOUDY

IF YOU ARE IN OR NEAR THE PATH OF THIS STORM...TAKE COVER NOW IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS

MOTORISTS IN THE PATH OF THIS STORM SHOULD ABANDON VEHICLES FOR MORE
SUBSTANTIAL SHELTER TAKE COVER IN A NEARBY STURDY BUILDING. AS A
LAST RESORT...TAKE COVER IN A DITCH OR CULVERT. PROTECT YOUR HEAD AND
BODY FROM FLYING DEBRIS

NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS - TAKE COVER NOW IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A
SAFE PLACE

IN ADDITION TO THE THREAT OF A TORNADO...LARGE HAIL AND DAMAGING
STRAIGHT LINE WINDS CAN BE EXPECTED WITH THIS STORM. GO TO A SAFE
PLACE NOW

LAT...LON 3441 9540 3427 9553 3413 9516 3417 9496

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this tornado warning went out at Apr 26, 9:10 PM CDT, 14 minutes earlier.

Area forecast discussion, Apr 26, 9:10 PM CDT, 14 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
910 PM CDT MON APR 26 1999

WILL WAIT FOR WATCH TO EXPIRE AT 10 PM TO SEND UPDATED ZONES.  WILL
TAKE OUT THE MENTION OF SEVERE...BUT MAY HANG ON TO SLIGHT CHANCE
POPS AS THERE STILL ARE A FEW STORMS ROTATING SOUTHEAST AROUND THE
BACKSIDE OF THE UPPER LOW SEEN IN SOUTHEAST KANSAS IN WATOR VAPOR
IMAGERY.  LOW TEMPERATURES LOOK O.K. EXCEPT AT MLC WHERE IT HAS
RAINED.  IF SKY CLEARS FOR A WHILE THE MENTION OF PATCHY FOG LOOKS
GOOD AS TEMP-DEW POINT SPREADS ARE NOT MUCH AND WIND WILL BE LIGHT.

.TUL...
AR...NONE.
OK...NONE.

ABBAS

In the hours before

Local storm report, Apr 26, 4:48 PM CDT, 4 hours 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
448 PM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1255 PM    VINITA                    OK    FLOOD
04/26/99   CRAIG                           SEVERAL RURAL ROADS
                                           SOUTH OF VINITA CLOSED
                                           DUE TO HIGH WATER
Local storm report, Apr 26, 5:35 PM CDT, 3 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
535 PM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0200 PM    COUNTY WIDE               OK    FLOOD
04/26/99   CRAIG                           COUNTY ROADS THROUGHOUT
                                           CRAIG COUNTY CLOSED DUE
                                           TOP HIGH WATER.

0200 PM    BIG CABIN                 OK    FLOOD
04/26/99   CRAIG                           HIGHWAY 69 NORTH OF BIG
                                           CABIN HAD WATER
                                           COVERING ROAD.

0200 PM    MIAMI                     OK    FLOOD
04/26/99   OTTAWA                          NUMEROUS ROADS IN THE
                                           CITY OF MIAMI CLOSED
                                           DUE TO HIGH WATER.
Local storm report, Apr 26, 5:35 PM CDT, 3 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
535 PM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0200 PM    COUNTY WIDE               OK    FLOOD
04/26/99   CRAIG                           COUNTY ROADS THROUGHOUT
                                           CRAIG COUNTY CLOSED DUE
                                           TOP HIGH WATER.

0200 PM    BIG CABIN                 OK    FLOOD
04/26/99   CRAIG                           HIGHWAY 69 NORTH OF BIG
                                           CABIN HAD WATER
                                           COVERING ROAD.

0200 PM    MIAMI                     OK    FLOOD
04/26/99   OTTAWA                          NUMEROUS ROADS IN THE
                                           CITY OF MIAMI CLOSED
                                           DUE TO HIGH WATER.
Local storm report, Apr 26, 6:42 PM CDT, 2 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
642 PM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1100 AM    7 N MC ALESTER            OK    FLOOD
04/26/99   PITTSBURG                       COUNTY ROAD FLOODED.

1106 AM    WILBURTON                 OK    WIND DAMAGE
04/26/99   LATIMER                         TREES DOWN IN WILBURTON.

1110 AM    BIXBY                     OK    WIND DAMAGE
04/26/99   TULSA                           MOBILE HOME FLIPPED
                                           NEAR 181ST STREET AND
                                           YALE

1118 AM    TULSA                     OK    WIND DAMAGE
04/26/99   TULSA                           TIN BUILDING DAMAGED
                                           NEAR YALE AND DAWSON.

1151 AM    BIXBY                     OK    58 MPH TSTM GUST
04/26/99   TULSA

1200 PM    HITCHITA                  OK    FLOOD
04/26/99   MCINTOSH                        LOW WATER CROSSING
                                           FLOODED NEAR HITCHITA.

1245 PM    MULDROW                   OK    60 MPH TSTM GUST
04/26/99   SEQUOYAH

0100 PM    5 S MANSFIELD             AR    WIND DAMAGE
04/26/99   SEBASTIAN                       TREE LIMBS DOWN

0145 PM    ALTUS                     AR    60 MPH TSTM GUST
04/26/99   FRANKLIN

0200 PM    PRYOR                     OK    FLOOD
04/26/99   MAYES                           OLD AIRPORT ROAD NORTH
                                           OF PRYOR FLOODED.

0200 PM    COUNTY WIDE               OK    FLOOD
04/26/99   NOWATA                          SEVERAL COUNTY ROADS
                                           CLOSED THROUGHOUT
                                           NOWATA COUNTY.
Local storm report, Apr 26, 6:42 PM CDT, 2 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
642 PM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1100 AM    7 N MC ALESTER            OK    FLOOD
04/26/99   PITTSBURG                       COUNTY ROAD FLOODED.

1106 AM    WILBURTON                 OK    WIND DAMAGE
04/26/99   LATIMER                         TREES DOWN IN WILBURTON.

1110 AM    BIXBY                     OK    WIND DAMAGE
04/26/99   TULSA                           MOBILE HOME FLIPPED
                                           NEAR 181ST STREET AND
                                           YALE

1118 AM    TULSA                     OK    WIND DAMAGE
04/26/99   TULSA                           TIN BUILDING DAMAGED
                                           NEAR YALE AND DAWSON.

1151 AM    BIXBY                     OK    58 MPH TSTM GUST
04/26/99   TULSA

1200 PM    HITCHITA                  OK    FLOOD
04/26/99   MCINTOSH                        LOW WATER CROSSING
                                           FLOODED NEAR HITCHITA.

1245 PM    MULDROW                   OK    60 MPH TSTM GUST
04/26/99   SEQUOYAH

0100 PM    5 S MANSFIELD             AR    WIND DAMAGE
04/26/99   SEBASTIAN                       TREE LIMBS DOWN

0145 PM    ALTUS                     AR    60 MPH TSTM GUST
04/26/99   FRANKLIN

0200 PM    PRYOR                     OK    FLOOD
04/26/99   MAYES                           OLD AIRPORT ROAD NORTH
                                           OF PRYOR FLOODED.

0200 PM    COUNTY WIDE               OK    FLOOD
04/26/99   NOWATA                          SEVERAL COUNTY ROADS
                                           CLOSED THROUGHOUT
                                           NOWATA COUNTY.
Local storm report, Apr 26, 7:17 PM CDT, 2 hours 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
717 PM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0700  PM   ASHLAND                   OK    .75 INCH HAIL
04/26/99   PITTSBURG

0713  PM   KIOWA                     OK    .88 INCH HAIL
04/26/99   PITTSBURG

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 7:10 PM CDTSevere Thunderstorm WarningTSAPittsburg50 min
Apr 26, 7:44 PM CDTSevere Thunderstorm WarningTSALatimer, Pushmataha46 min
Apr 26, 8:30 PM CDTSevere Thunderstorm WarningTSAPushmataha45 min
Apr 26, 9:14 PM CDTSevere Thunderstorm WarningTSAPushmataha46 min

Nearby

Tornado Warnings in Oklahoma, 1999Every tornado warning in 1999Tornadoes in 1999

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.