Alert archive / Oklahoma / Special Weather Statements in 2021

Special Weather Statement, NWS Tulsa, OK

March 22, 2021Craig County, Nowata County, Rogers County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Mar 22, 2021, 11:19 PM CDT for Craig County, Nowata County, Rogers County, Oklahoma. It was in force for 26 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 22, 2021, 11:19 PM CDT (04:19 UTC)
Expired
Mar 22, 2021, 11:45 PM CDT
In force
26 min
Issued by
NWS Tulsa, OK

Counties Craig County, OK, Nowata County, OK, Rogers County, OK

The radar

The Tulsa radar (KINX), 66 km from the middle of the area, began a volume at 04:20 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

Springfield, MO (KSGF), launched 00:00Z, 4.3 hours before the alert went out and 140 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, Springfield, MO at 00:00Z on 2021-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Springfield, MO at 00:00Z on 2021-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1539 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

565 
WWUS84 KTSA 230419
SPSTSA

Special Weather Statement
National Weather Service Tulsa OK
1119 PM CDT Mon Mar 22 2021
 
OKZ056-057-061-062-230445-
Craig OK-Rogers OK-Nowata OK-Mayes OK-
1119 PM CDT Mon Mar 22 2021

...SIGNIFICANT WEATHER ADVISORY FOR CRAIG...NORTHEASTERN ROGERS...
NORTHWESTERN MAYES AND NOWATA COUNTIES UNTIL 1145 PM CDT...

At 1118 PM CDT, a line of strong thunderstorms was reported along a
line extending from 3 miles southwest of Lenapah to 3 miles southwest
of New Alluwe to 2 miles northwest of Claremore. Movement was
northeast at 45 mph.

Winds in excess of 40 mph will be possible with these storms.

Locations in or near the path include...
Claremore...                      Vinita...
Nowata...                         Chelsea...
Adair...                          Welch...
Ketchum...                        Delaware...
Foyil...                          Bluejacket...
Lenapah...                        Big Cabin...
New Alluwe...                     Watova...
White Oak...                      Hollow...
Centrailia...                     Pyramid Corners...
Bushyhead...                      Centralia...

This includes Interstate 44 between mile markers 259 and 290.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3691 9508 3652 9501 3629 9566 3649 9566
      3682 9576 3700 9540 3700 9520
TIME...MOT...LOC 0418Z 216DEG 37KT 3683 9569 3657 9553 3634 9564 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 22, 9:18 PM CDTSpecial Weather StatementTSAOkfuskee27 min
Mar 22, 9:20 PM CDTSpecial Weather StatementTSAPittsburg25 min
Mar 22, 10:01 PM CDTSpecial Weather StatementTSATulsa29 min
Mar 22, 10:35 PM CDTSpecial Weather StatementTSAPushmataha55 min
Mar 22, 10:48 PM CDTSpecial Weather StatementTSACherokee, Haskell, Muskogee, Wagoner42 min
Mar 22, 11:30 PM CDTSpecial Weather StatementTSAAdair, Cherokee, Delaware, Mayes, Sequoyah60 min
Mar 23, 3:05 AM CDTSpecial Weather StatementTSAOsage, Pawnee55 min
Mar 23, 3:23 AM CDTSpecial Weather StatementTSACreek52 min

Nearby

Special Weather Statements in Oklahoma, 2021Every special weather statement in 2021

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.