Alert archive / Oklahoma / Tornado Warnings in 2002

Tornado Warning 2, NWS Tulsa, OK

April 16, 2002Pushmataha County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Apr 16, 2002, 9:31 PM CDT for Pushmataha County, Oklahoma. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 16, 2002, 9:31 PM CDT (02:31 UTC)
Expired: Apr 16, 2002, 10:15 PM CDT
In force: 44 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 162 km from the middle of the area, began a volume at 02:34 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

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

Issued	Product	Office	Lasted
Apr 16, 7:45 PM CDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.5 hours before the alert went out and 174 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1660 J/kg
Mixed-layer CIN: -114 J/kg
Mixed-layer LCL: 1179 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 253 m²/s²
0-3 km storm-relative helicity: 336 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 7.7

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 170231
TORTUL
OKC127-170315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
929 PM CDT TUE APR 16 2002

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
  WESTERN PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 1015 PM CDT

* AT 929 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH
  STRONG ROTATION 11 MILES NORTHWEST OF MOYERS...MOVING EAST AT 20
  MPH. THIS DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...MOYERS AND
  KOSOMA.

ANOTHER SEVERE THUNDERSTORM WAS STILL LOCATED IN NORTHWEST 
PUSHMATAHA COUNTY...AROUND 6 MILES WEST OF DUNBAR. THE MAIN THREAT 
WITH THIS STORM WILL BE LARGE HAIL TO THE SIZE OF QUARTERS. THIS 
STORM IS MOVING NORTHEAST AROUND 15 MILES AN HOUR. 

IN ADDITION VERY HEAVY RAINFALL IS OCCURRING WITH THESE STORMS. 
LOCALIZED FLASH FLOODING MAY ALSO DEVELOP. 

IF YOU ARE NEAR THE PATH OF THESE STORMS...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

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

LAT...LON 3437 9600 3424 9584 3430 9557 3459 9557
          3459 9566

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 16, 8:43 PM CDT	Tornado Warning	TSA	Pushmataha	47 min
Apr 16, 9:40 PM CDT	Flash Flood Warning	TSA	Pushmataha	2 hr

Nearby

Tornado Warnings in Oklahoma, 2002 Every tornado warning in 2002 Tornadoes in 2002

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; radar from the NEXRAD Level II archive.