Alert archive / Oklahoma / Tornado Warnings in 2014

Tornado Warning 6, NWS Tulsa, OK

September 1, 2014Craig County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Sep 1, 2014, 6:53 PM CDT for Craig County, Oklahoma. It was in force for 37 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: Sep 1, 2014, 6:53 PM CDT (23:53 UTC)
Expired: Sep 1, 2014, 7:30 PM CDT
In force: 37 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Craig County, OK

The radar

The Tulsa radar (KINX), 97 km from the middle of the area, began a volume at 23:52 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
Sep 1, 3:33 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.9 hours before the alert went out and 115 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 959 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: -344 m²/s²
0-3 km storm-relative helicity: -142 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

979 
WFUS54 KTSA 012353
TORTSA
OKC035-020030-
/O.NEW.KTSA.TO.W.0006.140901T2353Z-140902T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
653 PM CDT MON SEP 1 2014

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CRAIG COUNTY IN NORTHEAST OKLAHOMA...

* UNTIL 730 PM CDT

* AT 652 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 10 MILES SOUTH OF EDNA...AND MOVING EAST AT 20
  MPH.

  HAZARD...TORNADO.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* LOCATIONS IN OR NEAR THE PATH INCLUDE...HOLLOW AND WELCH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3699 9501 3699 9504 3698 9503 3697 9504
      3695 9500 3685 9501 3686 9537 3696 9539
      3701 9505 3700 9501
TIME...MOT...LOC 2353Z 270DEG 18KT 3692 9528

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

LACY

1 follow-up statement

748 
WWUS54 KTSA 020007
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
707 PM CDT MON SEP 1 2014

OKC035-020030-
/O.CON.KTSA.TO.W.0006.000000T0000Z-140902T0030Z/
CRAIG OK-
707 PM CDT MON SEP 1 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN CRAIG COUNTY
UNTIL 730 PM CDT...

AT 705 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 9 MILES SOUTHEAST OF EDNA...AND MOVING EAST AT 20 MPH.

HAZARD...TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

LOCATIONS IN OR NEAR THE PATH INCLUDE...WELCH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3700 9501 3699 9501 3699 9504 3698 9503
      3697 9504 3694 9500 3685 9501 3689 9534
      3697 9533 3701 9506
TIME...MOT...LOC 0007Z 270DEG 18KT 3694 9526

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

LACY

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 1, 3:08 AM CDT	Special Weather Statement	TSA	Nowata	52 min
Sep 1, 3:32 AM CDT	Special Weather Statement	TSA	Craig, Ottawa	43 min
Sep 1, 5:45 PM CDT	Special Weather Statement	TSA	Nowata	30 min
Sep 1, 6:01 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata	44 min
Sep 1, 6:40 PM CDT	Special Weather Statement	TSA	Craig	35 min
Sep 1, 6:56 PM CDT	Severe Thunderstorm Warning	TSA	Craig	49 min

Nearby

Tornado Warnings in Oklahoma, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.