Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 99, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Apr 11, 2009, 9:10 PM CDT for Cotton County, Jefferson County, Oklahoma; Clay County, Texas. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 11, 2009, 9:10 PM CDT (02:10 UTC)
- Expired
- Apr 11, 2009, 9:45 PM CDT
- In force
- 35 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
Counties Cotton County, OK, Jefferson County, OK, Clay County, TX
The radar
The Altus AFB radar (KFDR), 84 km from the middle of the area, began a volume at 02:13 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 office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 11, 8:35 PM CDT | Severe Thunderstorm Warning | OUN | Harmon | 25 min |
| Apr 11, 8:47 PM CDT | Severe Thunderstorm Warning | OUN | Garvin, Stephens | 28 min |
| Apr 11, 9:00 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Tillman | 30 min |
| Apr 12, 4:36 PM CDT | Severe Thunderstorm Warning | OUN | Harmon | 39 min |
| Apr 12, 5:11 PM CDT | Severe Thunderstorm Warning | OUN | Harmon, Jackson | 49 min |
| Apr 12, 5:22 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Tillman | 38 min |
| Apr 12, 5:29 PM CDT | Severe Thunderstorm Warning | OUN | Beckham, Washita | 61 min |
| Apr 12, 5:54 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Tillman | 40 min |
| Apr 12, 6:13 PM CDT | Severe Thunderstorm Warning | OUN | Jefferson | 31 min |
| Apr 11, 8:31 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Clay, Wichita | 29 min |
| Apr 11, 8:34 PM CDT | Severe Thunderstorm Warning | OUN | Wilbarger | 26 min |
| Apr 12, 4:30 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Wichita | 45 min |
| Apr 12, 5:02 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Clay, Wichita | 43 min |
| Apr 12, 5:39 PM CDT | Severe Thunderstorm Warning | OUN | Clay | 51 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2009Severe Thunderstorm Warnings in Texas, 2009Every severe thunderstorm warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.