Alert archive / Oklahoma / Special Weather Statements in 2021
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Mar 25, 2021, 12:09 AM CDT for Haskell County, LeFlore County, Sequoyah County, Oklahoma. It was in force for 36 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 25, 2021, 12:09 AM CDT (05:09 UTC)
- Expired
- Mar 25, 2021, 12:45 AM CDT
- In force
- 36 min
- Issued by
- NWS Tulsa, OK
Counties Haskell County, OK, LeFlore County, OK, Sequoyah County, OK
The radar
The Western Arkansas radar (KSRX), 64 km from the middle of the area, began a volume at 05:10 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, 5.2 hours before the alert went out and 214 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
- 1550 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 353 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
972
WWUS84 KTSA 250509
SPSTSA
Special Weather Statement
National Weather Service Tulsa OK
1209 AM CDT Thu Mar 25 2021
OKZ068-070>072-074>076-250545-
Haskell OK-Muskogee OK-Latimer OK-Sequoyah OK-Cherokee OK-
Le Flore OK-McIntosh OK-
1209 AM CDT Thu Mar 25 2021
...SIGNIFICANT WEATHER ADVISORY FOR HASKELL...EAST CENTRAL
MCINTOSH...WESTERN SEQUOYAH...EASTERN LATIMER...CENTRAL LE FLORE...
SOUTH CENTRAL CHEROKEE AND SOUTHEASTERN MUSKOGEE COUNTIES UNTIL 1245
AM CDT...
At 1209 AM CDT, strong thunderstorms were located along a line
extending from 3 miles northwest of Porum to near Lequire to 2 miles
west of Talihina. Movement was northeast at 55 mph.
Penny size hail and wind gusts up to 50 mph will be possible with
these storms.
Locations in or near the path include...
Sallisaw... Poteau...
Stigler... Spiro...
Warner... Vian...
Panama... Talihina...
Wister... Gore...
Howe... Porum...
Webbers Falls... Keota...
Red Oak... Mccurtain...
Bokoshe... Fanshawe...
Whitefield... Gans...
This includes Interstate 40 in Oklahoma between mile markers 276 and
316.
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 3500 9525 3537 9548 3572 9493 3543 9464
3490 9459 3468 9518
TIME...MOT...LOC 0509Z 224DEG 47KT 3539 9531 3509 9512 3475 9508
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 9:13 PM CDT | Special Weather Statement | TSA | Haskell | 47 min |
| Mar 24, 10:48 PM CDT | Special Weather Statement | TSA | Pittsburg | 42 min |
| Mar 24, 11:27 PM CDT | Special Weather Statement | TSA | Haskell, Latimer, Pittsburg | 48 min |
| Mar 25, 12:42 AM CDT | Special Weather Statement | TSA | Sequoyah | 48 min |
| Mar 25, 5:47 PM CDT | River Flood Advisory | TSA | Muskogee | 26 hr |
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.