Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 87, NWS Tulsa, OK

April 29, 2016Latimer County, LeFlore County, Pushmataha County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 29, 2016, 3:49 PM CDT for Latimer County, LeFlore County, Pushmataha County, Oklahoma. It was in force for 23 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 29, 2016, 3:49 PM CDT (20:49 UTC)
Expired: Apr 29, 2016, 4:12 PM CDT
In force: 23 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Latimer County, OK, LeFlore County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 100 km from the middle of the area, began a volume at 20:52 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 29, 1:57 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 8.8 hours before the alert went out and 227 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: 123 J/kg
Mixed-layer CIN: -903 J/kg
Mixed-layer LCL: 632 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 239 m²/s²
0-3 km storm-relative helicity: 348 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 9.0

Open this sounding in Storm Lab

The text

As transmitted.

774 
WUUS54 KTSA 292049
SVRTSA
OKC077-079-127-292130-
/O.NEW.KTSA.SV.W.0087.160429T2049Z-160429T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
349 PM CDT FRI APR 29 2016

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN LE FLORE COUNTY IN SOUTHEASTERN OKLAHOMA...
  SOUTHEASTERN LATIMER COUNTY IN SOUTHEASTERN OKLAHOMA...
  NORTHEASTERN PUSHMATAHA COUNTY IN SOUTHEASTERN OKLAHOMA...

* UNTIL 430 PM CDT

* AT 349 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 4 MILES EAST OF
  NASHOBA...MOVING NORTHEAST AT 55 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IN OR NEAR THE PATH INCLUDE...
  TALIHINA...                       FANSHAWE...
  ALBION...                         WHITESBORO...
  TALIMENA STATE PARK...            SUMMERFIELD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR SOUTHEASTERN
OKLAHOMA.

LAT...LON 3452 9525 3498 9495 3483 9468 3450 9498
      3450 9505 3443 9505 3438 9509
TIME...MOT...LOC 2049Z 212DEG 48KT 3450 9514 

HAIL...1.00IN
WIND...60MPH
 
$$

2 follow-up statements

900 
WWUS54 KTSA 292102
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
402 PM CDT FRI APR 29 2016

OKC077-292111-
/O.CAN.KTSA.SV.W.0087.000000T0000Z-160429T2130Z/
LATIMER OK-
402 PM CDT FRI APR 29 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LATIMER COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR SOUTHEASTERN
OKLAHOMA.

LAT...LON 3466 9508 3468 9507 3468 9506 3470 9506
      3494 9497 3494 9493 3497 9493 3483 9468
      3451 9498 3451 9504 3450 9505
TIME...MOT...LOC 2101Z 222DEG 46KT 3461 9500 

$$

OKC079-127-292130-
/O.CON.KTSA.SV.W.0087.000000T0000Z-160429T2130Z/
LE FLORE OK-PUSHMATAHA OK-
402 PM CDT FRI APR 29 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM CDT
FOR SOUTHWESTERN LE FLORE AND NORTHEASTERN PUSHMATAHA COUNTIES...

AT 401 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES SOUTHEAST OF
ALBION...MOVING NORTHEAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IN OR NEAR THE PATH INCLUDE...
FANSHAWE...                       WHITESBORO...
TALIMENA STATE PARK...            SUMMERFIELD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR SOUTHEASTERN
OKLAHOMA.

LAT...LON 3466 9508 3468 9507 3468 9506 3470 9506
      3494 9497 3494 9493 3497 9493 3483 9468
      3451 9498 3451 9504 3450 9505
TIME...MOT...LOC 2101Z 222DEG 46KT 3461 9500 

HAIL...1.00IN
WIND...60MPH
 
$$

077 
WWUS54 KTSA 292112
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
412 PM CDT FRI APR 29 2016

OKC079-127-292122-
/O.CAN.KTSA.SV.W.0087.000000T0000Z-160429T2130Z/
LE FLORE OK-PUSHMATAHA OK-
412 PM CDT FRI APR 29 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN LE FLORE AND
NORTHEASTERN PUSHMATAHA COUNTIES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER SMALL HAIL AND
GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR SOUTHEASTERN
OKLAHOMA.

LAT...LON 3466 9508 3468 9507 3468 9506 3470 9506
      3494 9497 3494 9493 3497 9493 3483 9468
      3451 9498 3451 9504 3450 9505
TIME...MOT...LOC 2111Z 212DEG 48KT 3474 9490 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 29, 3:14 AM CDT	Severe Thunderstorm Warning	TSA	Choctaw	31 min
Apr 29, 3:45 AM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Pushmataha	45 min
Apr 29, 4:26 AM CDT	Special Weather Statement	TSA	McIntosh	34 min
Apr 29, 4:28 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore, Pushmataha	47 min
Apr 29, 6:22 AM CDT	Areal Flood Advisory	TSA	Latimer, LeFlore, Pittsburg, Pushmataha	3 hr
Apr 29, 8:46 AM CDT	River Flood Advisory	TSA	Pushmataha	37 hr
Apr 29, 2:09 PM CDT	Special Weather Statement	TSA	Osage	51 min
Apr 29, 2:27 PM CDT	Severe Thunderstorm Warning	TSA	Osage	33 min
Apr 29, 3:07 PM CDT	Special Weather Statement	TSA	Pawnee	23 min
Apr 29, 3:21 PM CDT	Special Weather Statement	TSA	LeFlore	24 min
Apr 29, 3:46 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Sequoyah	44 min
Apr 29, 3:57 PM CDT	Special Weather Statement	TSA	Osage	33 min
Apr 29, 4:12 PM CDT	Special Weather Statement	TSA	Pushmataha	33 min
Apr 29, 4:41 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Sequoyah	49 min
Apr 29, 4:43 PM CDT	Special Weather Statement	TSA	Tulsa	32 min
Apr 29, 4:46 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Pushmataha	29 min
Apr 29, 5:04 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	22 min
Apr 29, 5:06 PM CDT	Special Weather Statement	TSA	Okmulgee	24 min
Apr 29, 5:18 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okmulgee	42 min
Apr 29, 5:34 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Rogers, Tulsa	25 min
Apr 29, 5:35 PM CDT	Special Weather Statement	TSA	Pushmataha	25 min
Apr 29, 5:41 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, LeFlore, Sequoyah	20 min
Apr 29, 5:48 PM CDT	Special Weather Statement	TSA	Ottawa	27 min
Apr 29, 5:49 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Muskogee, Okmulgee, Rogers, Wagoner	41 min
Apr 29, 6:02 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee	43 min
Apr 29, 6:18 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers, Wagoner	19 min
Apr 29, 6:30 PM CDT	Special Weather Statement	TSA	Craig	15 min
Apr 29, 6:35 PM CDT	Special Weather Statement	TSA	Cherokee	25 min
Apr 29, 6:37 PM CDT	Tornado Warning	TSA	Okfuskee	38 min
Apr 29, 6:44 PM CDT	Special Weather Statement	TSA	Craig	31 min
Apr 29, 6:59 PM CDT	Severe Thunderstorm Warning	TSA	Okmulgee	31 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2016 Every severe thunderstorm warning in 2016

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.