Alert archive / Oklahoma / Special Weather Statements in 2021
Special Weather Statement, NWS Norman, OK
NWS Norman, OK issued this special weather statement at Oct 15, 2021, 3:13 AM CDT for Hughes County, Oklahoma. It was in force for 47 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
- Oct 15, 2021, 3:13 AM CDT (08:13 UTC)
- Expired
- Oct 15, 2021, 4:00 AM CDT
- In force
- 47 min
- Issued by
- NWS Norman, OK
- Hail
- 0.50 in
- Wind
- 40
County Hughes County, OK
The radar
The Norman radar (KTLX), 110 km from the middle of the area, began a volume at 08:14 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, 8.2 hours before the alert went out and 119 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
- 421 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 1034 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.5
The text
As transmitted.
543
WWUS84 KOUN 150813
SPSOUN
Special Weather Statement
National Weather Service Norman OK
313 AM CDT Fri Oct 15 2021
OKZ032-150900-
Hughes OK-
313 AM CDT Fri Oct 15 2021
...Strong thunderstorms will impact portions of northern Hughes
County through 400 AM CDT...
At 312 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 4 miles south of Weleetka to near Yeager to 4
miles southwest of Holdenville. Movement was east at 35 mph.
HAZARD...Wind gusts of 40 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Holdenville, Wetumka, Dustin, Lamar, Horntown, Yeager and Spaulding.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Severe weather is not expected and no warnings are anticipated at
this time.
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3514 9601 3512 9601 3512 9603 3509 9606
3506 9607 3505 9609 3498 9609 3496 9611
3501 9649 3529 9632 3529 9598 3515 9598
TIME...MOT...LOC 0812Z 265DEG 30KT 3528 9616 3516 9634 3504 9647
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH
$$
11The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 14, 10:42 PM CDT | Special Weather Statement | OUN | Canadian | 33 min |
| Oct 14, 11:04 PM CDT | Special Weather Statement | OUN | Kiowa | 26 min |
| Oct 14, 11:17 PM CDT | Special Weather Statement | OUN | Canadian | 28 min |
| Oct 14, 11:45 PM CDT | Severe Thunderstorm Warning | OUN | Canadian, Cleveland, Grady, McClain, Oklahoma | 45 min |
| Oct 15, 12:12 AM CDT | Severe Thunderstorm Warning | OUN | Cleveland, McClain, Oklahoma | 48 min |
| Oct 15, 12:33 AM CDT | Special Weather Statement | OUN | Cleveland | 27 min |
| Oct 15, 12:43 AM CDT | Areal Flood Advisory | OUN | Canadian, Cleveland, Grady, McClain, Oklahoma | 3 hr |
| Oct 15, 12:46 AM CDT | Special Weather Statement | OUN | Grady | 29 min |
| Oct 15, 12:54 AM CDT | Severe Thunderstorm Warning | OUN | Lincoln, Oklahoma, Pottawatomie | 51 min |
| Oct 15, 1:09 AM CDT | Special Weather Statement | OUN | Cleveland, McClain | 36 min |
| Oct 15, 1:39 AM CDT | Severe Thunderstorm Warning | OUN | Cleveland, Lincoln, Pottawatomie, Seminole | 51 min |
| Oct 15, 2:30 AM CDT | Special Weather Statement | OUN | Seminole | 45 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.