Alert archive / Oklahoma / Special Weather Statements in 2021
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Jan 25, 2021, 6:21 AM CST for Choctaw County, Oklahoma. It was in force for 54 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
- Jan 25, 2021, 6:21 AM CST (12:21 UTC)
- Expired
- Jan 25, 2021, 7:15 AM CST
- In force
- 54 min
- Issued by
- NWS Tulsa, OK
County Choctaw County, OK
The radar
The Western Arkansas radar (KSRX), 152 km from the middle of the area, began a volume at 12:23 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
Shreveport, LA (KSHV), launched 12:00Z, 0.4 hours before the alert went out and 228 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
- 964 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 548 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 424 m²/s²
- 0-3 km storm-relative helicity
- 543 m²/s²
- Significant tornado parameter
- 2.9
- Supercell composite
- 8.7
The text
As transmitted.
860
WWUS84 KTSA 251221
SPSTSA
Special Weather Statement
National Weather Service Tulsa OK
621 AM CST Mon Jan 25 2021
OKZ049-053-075-076-251315-
Choctaw OK-Latimer OK-Pushmataha OK-Le Flore OK-
621 AM CST Mon Jan 25 2021
...SIGNIFICANT WEATHER ADVISORY FOR EASTERN PUSHMATAHA...SOUTH
CENTRAL LATIMER...EASTERN CHOCTAW AND SOUTHERN LE FLORE COUNTIES
UNTIL 715 AM CST...
At 621 AM CST, strong thunderstorms were located along a line
extending from 2 miles northwest of Albion to 7 miles southwest of
Goodland. Movement was northeast at 60 mph.
Penny size hail and winds in excess of 40 mph will be possible with
these storms.
Locations in or near the path include...
Hugo... Fort Towson...
Sawyer... Rattan...
Albion... Octavia...
Big Cedar... Hugo Lake State Park...
Kiamichi... Whitesboro...
Goodland... Messer...
Raymond Gary State Park... Nashoba...
Oleta... Muse...
Cloudy... Grant...
Ord... Fallon...
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.
These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
&&
LAT...LON 3388 9554 3393 9556 3394 9560 3390 9568
3472 9515 3487 9445 3451 9447 3450 9505
3425 9505 3424 9515 3394 9516 3396 9523
3389 9526 3390 9526 3391 9527 3387 9529
TIME...MOT...LOC 1221Z 244DEG 50KT 3469 9512 3390 9563
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 2:21 AM CST | Areal Flood Advisory | TSA | Adair, Cherokee | 5 hr |
| Jan 25, 3:53 AM CST | Special Weather Statement | TSA | McIntosh, Pittsburg | 37 min |
| Jan 25, 4:31 AM CST | Special Weather Statement | TSA | Haskell | 44 min |
| Jan 25, 4:41 AM CST | Areal Flood Advisory | TSA | Cherokee, McIntosh, Muskogee, Sequoyah, Wagoner | 3 hr |
| Jan 25, 5:14 AM CST | Special Weather Statement | TSA | Adair, Sequoyah | 46 min |
| Jan 25, 5:19 AM CST | Areal Flood Advisory | TSA | Delaware | 3 hr |
| Jan 25, 5:29 AM CST | Special Weather Statement | TSA | Haskell, Latimer, Pittsburg | 46 min |
| Jan 25, 5:39 AM CST | Special Weather Statement | TSA | Choctaw | 36 min |
| Jan 25, 6:06 AM CST | Special Weather Statement | TSA | Latimer, LeFlore, Sequoyah | 39 min |
| Jan 25, 11:12 AM CST | River Flood Advisory | TSA | Cherokee, Delaware | 19 hr |
| Jan 25, 11:12 AM CST | River Flood Advisory | TSA | Adair, Cherokee, Delaware | 21 hr |
| Jan 25, 11:12 AM CST | River Flood Advisory | TSA | Cherokee | 41 hr |
| Jan 25, 6:39 AM CST | Special Weather Statement | TSA | Crawford, Franklin, Sebastian | 51 min |
| Jan 25, 7:28 AM CST | Special Weather Statement | TSA | Crawford | 32 min |
| Jan 25, 8:49 AM CST | Special Weather Statement | TSA | Madison | 41 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.