Alert archive / Oklahoma / Special Weather Statements in 2021
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Mar 23, 2021, 3:23 AM CDT for Creek 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 23, 2021, 3:23 AM CDT (08:23 UTC)
- Expired
- Mar 23, 2021, 4:15 AM CDT
- In force
- 52 min
- Issued by
- NWS Tulsa, OK
County Creek County, OK
The radar
The Norman radar (KTLX), 75 km from the middle of the area, began a volume at 08:23 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, 8.4 hours before the alert went out and 284 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.
- 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
The text
As transmitted.
082
WWUS84 KTSA 230823
SPSTSA
Special Weather Statement
National Weather Service Tulsa OK
323 AM CDT Tue Mar 23 2021
OKZ064-065-230915-
Okfuskee OK-Creek OK-
323 AM CDT Tue Mar 23 2021
...SIGNIFICANT WEATHER ADVISORY FOR WESTERN CREEK AND NORTHWESTERN
OKFUSKEE COUNTIES UNTIL 415 AM CDT...
At 323 AM CDT, strong thunderstorms were located along a line
extending from 4 miles southeast of Avery to 7 miles north of Prague
to 5 miles northwest of St. Louis. Movement was northeast at 30 mph.
Penny size hail and winds in excess of 40 mph will be possible with
these storms.
Locations in or near the path include...
Bristow... Drumright...
Boley... Depew...
Paden... Castle...
Shamrock... Welty...
Silver City... Milfay...
Mason...
This includes Interstate 44 between mile markers 178 and 195.
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 3601 9662 3617 9643 3616 9642 3565 9625
3538 9644 3546 9644 3546 9647 3543 9650
3543 9652 3546 9654 3544 9657 3543 9656
3542 9656 3541 9654 3539 9654 3541 9658
3540 9662
TIME...MOT...LOC 0823Z 217DEG 27KT 3584 9670 3560 9666 3513 9692
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 9:18 PM CDT | Special Weather Statement | TSA | Okfuskee | 27 min |
| Mar 22, 9:20 PM CDT | Special Weather Statement | TSA | Pittsburg | 25 min |
| Mar 22, 10:01 PM CDT | Special Weather Statement | TSA | Tulsa | 29 min |
| Mar 22, 10:35 PM CDT | Special Weather Statement | TSA | Pushmataha | 55 min |
| Mar 22, 10:48 PM CDT | Special Weather Statement | TSA | Cherokee, Haskell, Muskogee, Wagoner | 42 min |
| Mar 22, 11:19 PM CDT | Special Weather Statement | TSA | Craig, Nowata, Rogers | 26 min |
| Mar 22, 11:30 PM CDT | Special Weather Statement | TSA | Adair, Cherokee, Delaware, Mayes, Sequoyah | 60 min |
| Mar 23, 3:05 AM CDT | Special Weather Statement | TSA | Osage, Pawnee | 55 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.