Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 252, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Apr 9, 2008, 6:17 PM CDT for Hughes County, Oklahoma. It was in force for 28 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
- Apr 9, 2008, 6:17 PM CDT (23:17 UTC)
- Expired
- Apr 9, 2008, 6:45 PM CDT
- In force
- 28 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
County Hughes County, OK
The radar
The Norman radar (KTLX), 111 km from the middle of the area, began a volume at 23:20 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 9, 5:38 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 11.3 hours before the alert went out and 121 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
- 1422 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 169 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS54 KOUN 092317
SVROUN
OKC063-092345-
/O.NEW.KOUN.SV.W.0252.080409T2317Z-080409T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORMAN OK
617 PM CDT WED APR 9 2008
THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN HUGHES COUNTY IN SOUTHEAST OKLAHOMA...
* UNTIL 645 PM CDT
* AT 617 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 5 MILES NORTH OF LAMAR...MOVING EAST AT 55 MPH.
HAIL UP TO THE SIZE OF GOLFBALLS AND WINDS OF 65 MPH ARE LIKELY.
* LOCATIONS IN THE WARNING INCLUDE DUSTIN...LAMAR AND WETUMKA.
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH NO ADVANCE WARNING.
MOVE IMMEDIATELY TO A STORM SHELTER... BASEMENT OR STURDY BUILDING IF
A TORNADO IS SIGHTED.
LAT...LON 3528 9597 3516 9596 3514 9600 3509 9604
3505 9606 3504 9616 3525 9630 3531 9619
3530 9599
TIME...MOT...LOC 2317Z 248DEG 48KT 3517 9614
$$
301 follow-up statement
000
WWUS54 KOUN 092336
SVSOUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
636 PM CDT WED APR 9 2008
OKC063-092346-
/O.EXP.KOUN.SV.W.0252.000000T0000Z-080409T2345Z/
HUGHES OK-
636 PM CDT WED APR 9 2008
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HUGHES COUNTY
EXPIRES AT 645 PM CDT...
THE STORM HAS MOVED OUT OF THE AREA. THEREFORE THE SEVERE
THUNDERSTORM WARNING FOR NORTHEASTERN HUGHES COUNTY HAS BEEN
CANCELLED.
LAT...LON 3528 9597 3516 9596 3514 9600 3509 9604
3505 9606 3504 9616 3525 9630 3531 9619
3530 9599
TIME...MOT...LOC 2336Z 248DEG 48KT 3526 9585
$$
30The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 3:59 AM CDT | Flood Watch | OUN | Atoka, Bryan, Caddo, Canadian, Carter, Cleveland and 25 more | 33 hr |
| Apr 9, 12:07 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Kiowa, Tillman | 38 min |
| Apr 9, 12:28 PM CDT | Severe Thunderstorm Warning | OUN | Tillman | 47 min |
| Apr 9, 4:50 PM CDT | Severe Thunderstorm Warning | OUN | Garvin, McClain, Pontotoc, Pottawatomie, Seminole | 40 min |
| Apr 9, 5:24 PM CDT | Severe Thunderstorm Warning | OUN | Hughes, Pottawatomie, Seminole | 51 min |
| Apr 9, 6:09 PM CDT | Flash Flood Warning | OUN | Seminole | 3 hr |
| Apr 9, 6:16 PM CDT | Severe Thunderstorm Warning | OUN | Hughes, Seminole | 44 min |
| Apr 9, 6:23 PM CDT | Flash Flood Warning | OUN | Hughes | 3 hr |
| Apr 9, 6:31 PM CDT | Severe Thunderstorm Warning | OUN | Pontotoc, Seminole | 44 min |
| Apr 9, 6:53 PM CDT | Tornado Warning | OUN | Hughes, Pontotoc | 37 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2008Every severe thunderstorm warning in 2008
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.