Alert archive / Oklahoma / Special Weather Statements in 2019

Special Weather Statement, NWS Tulsa, OK

March 13, 2019Pawnee County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Mar 13, 2019, 2:08 AM CDT for Pawnee County, Oklahoma. It was in force for 52 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
Mar 13, 2019, 2:08 AM CDT (07:08 UTC)
Expired
Mar 13, 2019, 3:00 AM CDT
In force
52 min
Issued by
NWS Tulsa, OK

County Pawnee County, OK

The radar

The Vance AFB radar (KVNX), 109 km from the middle of the area, began a volume at 07:07 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 nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 7.1 hours before the alert went out and 157 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 2019-03-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2019-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 308 square meters per square second.1939587897117Sfc1 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
1 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
449 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
308 m²/s²
0-3 km storm-relative helicity
271 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

225 
WWUS84 KTSA 130708
SPSTSA

Special Weather Statement
National Weather Service Tulsa OK
208 AM CDT WED MAR 13 2019
 
OKZ054-059-130800-
Osage OK-Pawnee OK-
208 AM CDT WED MAR 13 2019

...SIGNIFICANT WEATHER ADVISORY FOR WEST CENTRAL OSAGE AND
NORTHWESTERN PAWNEE COUNTIES UNTIL 300 AM CDT...

At 208 AM CDT, a strong thunderstorm was located 4 miles southwest of
Morrison, moving northeast at 55 mph.

Dime size hail and wind gusts up to 50 mph will be possible with this
storm.

Locations in or near the path include...
Pawnee...                         Fairfax...
Ralston...                        Burbank...
Sooner Lake...                    Southern Kaw Lake...
Apperson...                       

LAT...LON 3669 9706 3670 9705 3668 9694 3675 9689
      3674 9683 3677 9682 3679 9675 3667 9637
      3625 9688 3625 9692 3633 9693 3634 9703
      3651 9703 3653 9698 3655 9690 3658 9689
      3660 9692 3658 9698 3659 9705 3660 9704
TIME...MOT...LOC 0708Z 217DEG 49KT 3625 9706 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 13, 1:10 AM CDTHigh Wind WarningTSACraig, Creek, Nowata, Okfuskee, Okmulgee, Pawnee and 3 more14 hr
Mar 13, 6:05 AM CDTSevere Thunderstorm WarningTSAChoctaw, Pushmataha40 min
Mar 13, 6:40 AM CDTSpecial Weather StatementTSAChoctaw, Latimer, Pittsburg, Pushmataha50 min
Mar 13, 6:59 AM CDTSpecial Weather StatementTSALeFlore31 min
Mar 13, 7:30 AM CDTSpecial Weather StatementTSAHaskell, Latimer, LeFlore, Pittsburg, Pushmataha, Sequoyah60 min
Mar 13, 8:28 AM CDTSpecial Weather StatementTSAHaskell, LeFlore, Sequoyah62 min

Nearby

Special Weather Statements in Oklahoma, 2019Every special weather statement in 2019

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.