Alert archive / Oklahoma / Harper County / 2011
Weather alerts in Harper County, Oklahoma, May 2011
38 weather alerts in May 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 38
- Warnings
- 7
- Watches
- 9
- Advisories
- 5
- Busiest day
- May 29, 20117 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 2, 2:54 AM CDT | Frost Advisory | OUN | 30 hr |
| May 3, 3:37 AM CDT | Fire Weather Watch | OUN | 29 hr |
| May 3, 2:52 PM CDT | Red Flag Warning | OUN | 29 hr |
| May 6, 2:48 PM CDT | Fire Weather Watch | OUN | 37 hr |
| May 8, 3:56 AM CDT | Fire Weather Watch | OUN | 24 hr |
| May 8, 3:56 AM CDT | Red Flag Warning | OUN | 17 hr |
| May 9, 4:19 AM CDT | Fire Weather Watch | OUN | 17 hr |
| May 9, 4:19 AM CDT | Red Flag Warning | OUN | 16 hr |
| May 9, 9:11 PM CDT | Red Flag Warning | OUN | 19 hr |
| May 10, 1:37 PM CDT | Special Weather Statement | OUN | 38 min |
| May 11, 7:30 AM CDT | Mesoscale Discussion | SPC | 60 min |
| May 11, 1:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| May 11, 6:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| May 18, 3:48 PM CDT | Tornado Watch | SPC | 3 hr |
| May 18, 6:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| May 19, 12:30 PM CDT | Mesoscale Discussion | SPC | 30 min |
| May 19, 12:46 PM CDT | Tornado Watch | SPC | 9 hr |
| May 19, 3:17 PM CDT | Severe Thunderstorm Warning | OUN | 43 min |
| May 19, 3:44 PM CDT | Mesoscale Discussion | SPC | 61 min |
| May 20, 1:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 20, 2:32 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 20, 6:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| May 23, 3:36 PM CDT | Fire Weather Watch | OUN | 13 hr |
| May 24, 4:27 AM CDT | Red Flag Warning | OUN | 18 hr |
| May 24, 3:15 PM CDT | Wind Advisory | OUN | 6 hr |
| May 25, 1:49 AM CDT | Wind Advisory | OUN | 17 hr |
| May 25, 2:01 AM CDT | Special Weather Statement | OUN | 59 min |
| May 25, 3:09 AM CDT | Special Weather Statement | OUN | 51 min |
| May 29, 3:38 AM CDT | Wind Advisory | OUN | 15 hr |
| May 29, 3:10 PM CDT | Mesoscale Discussion | SPC | 95 min |
| May 29, 4:26 PM CDT | Special Weather Statement | OUN | 19 min |
| May 29, 4:46 PM CDT | Severe Thunderstorm Warning | OUN | 74 min |
| May 29, 4:48 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 29, 6:15 PM CDT | Special Weather Statement | OUN | 15 min |
| May 29, 6:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| May 29, 7:10 PM CDT | Wind Advisory | OUN | 29 hr |
| May 30, 11:39 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 31, 12:24 AM CDT | Special Weather Statement | OUN | 36 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 2 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 11 |
| Special Weather Statement | 6 |
| Cold | |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 4 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 5 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.