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Storm Events Database
Event Details
| Event | Hail |
| Magnitude | 1.75 in. |
| State | OKLAHOMA |
| County/Area | MCCLAIN |
| WFO | OUN |
| Begin Date | 04/22/2011 17:18:00 CST-6 |
| Begin Range | 3 |
| Begin Azimuth | S |
| Begin Location | PURCELL |
| Begin Lat/Lon | 34.97/-97.37 |
| End Date | 04/22/2011 17:18:00 CST-6 |
| Deaths Direct/Indirect | 0/0 (fatality details below, when available...) |
| Injuries Direct/Indirect | 0/0 |
| Property Damage | 0.00K |
| Crop Damage | 0.00K |
| Episode Narrative | A cold front moved slowly southeast before stalling near the I-44 corridor. A dry line stretched just ahead of the front, lying from near Lawton southward into northern Texas, with warm, moist air present ahead of it. By early evening, thunderstorms had developed ahead of these boundaries, just south and east of the Oklahoma City metro area. Large hail was reported with several of the thunderstorms. The development of the low-level jet added to the already sufficient wind shear for supercell thunderstorms, but also aided the low-level rotation in some of the thunderstorms. A couple of short-lived tornadoes were reported over Garvin and McClain counties, with some damage reported. The storms continued to develop through the evening hours, with many of them moving over the same areas. The drought that was in place was helped by the welcome rainfall, although a few areas reported brief flash-flooding. |
| Event Narrative | The hail was reported near Highway 74. |
All events for this episode:
| Location | County/Zone | St. | Date | Time | T.Z. | Type | Mag | Dth | Inj | PrD | CrD |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Totals: | 0 | 0 | 18.00K | 0.00K | |||||||
| PRAGUE | LINCOLN CO. | OK | 04/22/2011 | 16:45 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| MAYSVILLE | GARVIN CO. | OK | 04/22/2011 | 17:06 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| TECUMSEH | POTTAWATOMIE CO. | OK | 04/22/2011 | 17:15 | CST-6 | Hail | 1.25 in. | 0 | 0 | 0.00K | 0.00K |
| PURCELL | MCCLAIN CO. | OK | 04/22/2011 | 17:18 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| PAOLI | GARVIN CO. | OK | 04/22/2011 | 17:21 | CST-6 | Hail | 1.50 in. | 0 | 0 | 0.00K | 0.00K |
| DALE | POTTAWATOMIE CO. | OK | 04/22/2011 | 17:38 | CST-6 | Hail | 1.25 in. | 0 | 0 | 0.00K | 0.00K |
| TECUMSEH | POTTAWATOMIE CO. | OK | 04/22/2011 | 17:40 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| TECUMSEH | POTTAWATOMIE CO. | OK | 04/22/2011 | 17:40 | CST-6 | Hail | 2.75 in. | 0 | 0 | 0.00K | 0.00K |
| PINK | POTTAWATOMIE CO. | OK | 04/22/2011 | 17:42 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| PAOLI | GARVIN CO. | OK | 04/22/2011 | 17:46 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| PINK | POTTAWATOMIE CO. | OK | 04/22/2011 | 17:50 | CST-6 | Hail | 2.00 in. | 0 | 0 | 0.00K | 0.00K |
| TECUMSEH | POTTAWATOMIE CO. | OK | 04/22/2011 | 18:04 | CST-6 | Hail | 1.25 in. | 0 | 0 | 0.00K | 0.00K |
| HASTINGS | JEFFERSON CO. | OK | 04/22/2011 | 18:10 | CST-6 | Hail | 1.75 in. | 0 | 0 | 5.00K | 0.00K |
| HASTINGS | JEFFERSON CO. | OK | 04/22/2011 | 18:15 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| LINDSAY | GARVIN CO. | OK | 04/22/2011 | 18:30 | CST-6 | Hail | 2.75 in. | 0 | 0 | 0.00K | 0.00K |
| LINDSAY | GARVIN CO. | OK | 04/22/2011 | 18:39 | CST-6 | Hail | 2.75 in. | 0 | 0 | 0.00K | 0.00K |
| BYARS | MCCLAIN CO. | OK | 04/22/2011 | 18:45 | CST-6 | Tornado | EF0 | 0 | 0 | 0.00K | 0.00K |
| COX CITY | GRADY CO. | OK | 04/22/2011 | 18:55 | CST-6 | Hail | 2.75 in. | 0 | 0 | 5.00K | 0.00K |
| LINDSAY | GARVIN CO. | OK | 04/22/2011 | 18:55 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| BYARS | MCCLAIN CO. | OK | 04/22/2011 | 18:59 | CST-6 | Tornado | EF1 | 0 | 0 | 5.00K | 0.00K |
| STRATFORD | GARVIN CO. | OK | 04/22/2011 | 19:02 | CST-6 | Tornado | EF0 | 0 | 0 | 0.00K | 0.00K |
| BRAY | STEPHENS CO. | OK | 04/22/2011 | 19:11 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| BRAY | STEPHENS CO. | OK | 04/22/2011 | 19:23 | CST-6 | Hail | 2.50 in. | 0 | 0 | 0.00K | 0.00K |
| STRATFORD | GARVIN CO. | OK | 04/22/2011 | 19:28 | CST-6 | Thunderstorm Wind | 61 kts. EG | 0 | 0 | 3.00K | 0.00K |
| COOKIETOWN | COTTON CO. | OK | 04/22/2011 | 19:45 | CST-6 | Hail | 2.00 in. | 0 | 0 | 0.00K | 0.00K |
| RYAN | JEFFERSON CO. | OK | 04/22/2011 | 19:45 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| WALTERS | COTTON CO. | OK | 04/22/2011 | 20:05 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| COOKIETOWN | COTTON CO. | OK | 04/22/2011 | 20:07 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| LINDSAY | GARVIN CO. | OK | 04/22/2011 | 20:09 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| BRAY | STEPHENS CO. | OK | 04/22/2011 | 20:09 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| COX CITY | GRADY CO. | OK | 04/22/2011 | 20:10 | CST-6 | Hail | 0.75 in. | 0 | 0 | 0.00K | 0.00K |
| DUNCAN | STEPHENS CO. | OK | 04/22/2011 | 20:13 | CST-6 | Hail | 1.25 in. | 0 | 0 | 0.00K | 0.00K |
| SULPHUR | MURRAY CO. | OK | 04/22/2011 | 20:20 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| DUNCAN | STEPHENS CO. | OK | 04/22/2011 | 20:20 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| WALTERS | COTTON CO. | OK | 04/22/2011 | 20:22 | CST-6 | Hail | 1.50 in. | 0 | 0 | 0.00K | 0.00K |
| WALTERS | COTTON CO. | OK | 04/22/2011 | 20:26 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| WALTERS | COTTON CO. | OK | 04/22/2011 | 20:30 | CST-6 | Hail | 2.75 in. | 0 | 0 | 0.00K | 0.00K |
| CORUM | STEPHENS CO. | OK | 04/22/2011 | 20:36 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| ELMORE CITY | GARVIN CO. | OK | 04/22/2011 | 20:36 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| CORUM | STEPHENS CO. | OK | 04/22/2011 | 21:13 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| WYNNEWOOD | GARVIN CO. | OK | 04/22/2011 | 21:15 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| WAURIKA LAKE DAM | JEFFERSON CO. | OK | 04/22/2011 | 21:40 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| COOKIETOWN | COTTON CO. | OK | 04/22/2011 | 21:45 | CST-6 | Hail | 0.75 in. | 0 | 0 | 0.00K | 0.00K |
| WALTERS ARPT | COTTON CO. | OK | 04/22/2011 | 21:45 | CST-6 | Flash Flood | 0 | 0 | 0.00K | 0.00K | |
| COALGATE | COAL CO. | OK | 04/22/2011 | 22:00 | CST-6 | Hail | 0.88 in. | 0 | 0 | 0.00K | 0.00K |
| WALTERS | COTTON CO. | OK | 04/22/2011 | 22:01 | CST-6 | Hail | 1.25 in. | 0 | 0 | 0.00K | 0.00K |
| VANOSS | PONTOTOC CO. | OK | 04/22/2011 | 22:15 | CST-6 | Hail | 1.25 in. | 0 | 0 | 0.00K | 0.00K |
| VANOSS | PONTOTOC CO. | OK | 04/22/2011 | 22:15 | CST-6 | Thunderstorm Wind | 52 kts. EG | 0 | 0 | 0.00K | 0.00K |
| GERONIMO | COMANCHE CO. | OK | 04/22/2011 | 22:30 | CST-6 | Hail | 2.00 in. | 0 | 0 | 0.00K | 0.00K |
| PAOLI | GARVIN CO. | OK | 04/22/2011 | 22:30 | CST-6 | Hail | 1.00 in. | 0 | 0 | 0.00K | 0.00K |
| BYARS | MCCLAIN CO. | OK | 04/22/2011 | 23:23 | CST-6 | Hail | 2.00 in. | 0 | 0 | 0.00K | 0.00K |
| MARLOW | STEPHENS CO. | OK | 04/22/2011 | 23:40 | CST-6 | Hail | 1.75 in. | 0 | 0 | 0.00K | 0.00K |
| Totals: | 0 | 0 | 18.00K | 0.00K |


