Alert archive / Arkansas / Carroll County
Weather alerts in Carroll County, Arkansas, 2017
174 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Carroll County and its neighbors
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 174
- Warnings
- 53
- Watches
- 31
- Advisories
- 25
- Busiest month
- April53 alerts
- Busiest day
- April 29, 201720 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 1 tornado warnings covering Carroll County in 2017 had a tornado report inside them; 0 of 1 tornado reports fell inside a warning.
Carroll County, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 1 | 0% | |
| Severe thunderstorm warnings | 34 | 15 | 56% | 8 | 88% | 31 min |
| Flash flood warnings | 8 | 5 | 38% | 0 |
Each office's whole area, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Tulsa, OK: tornado warnings | 47 | 17 | 64% | 39 | 74% | 13 min |
| NWS Tulsa, OK: severe thunderstorm warnings | 469 | 232 | 51% | 556 | 83% | 25 min |
| NWS Tulsa, OK: flash flood warnings | 53 | 28 | 47% | 76 | 82% | 152 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 |
|---|---|---|---|
| Jan 2, 7:34 PM CST | Dense Fog Advisory | TSA | 14 hr |
| Jan 10, 1:10 AM CST | Wind Advisory | TSA | 8 hr |
| Jan 11, 3:08 AM CST | Wind Advisory | TSA | 15 hr |
| Jan 12, 3:20 PM CST | Freezing Rain Advisory | TSA | 21 hr |
| Jan 13, 5:46 PM CST | Dense Fog Advisory | TSA | 10 hr |
| Jan 15, 1:40 AM CST | Dense Fog Advisory | TSA | 13 hr |
| Jan 18, 4:41 AM CST | Dense Fog Advisory | TSA | 5 hr |
| Feb 9, 3:11 PM CST | Fire Weather Watch | TSA | 12 hr |
| Feb 10, 3:07 AM CST | Red Flag Warning | TSA | 16 hr |
| Feb 21, 9:25 PM CST | Dense Fog Advisory | TSA | 13 hr |
| Feb 28, 1:46 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 28, 3:40 PM CST | Tornado Watch | SPC | 6 hr |
| Feb 28, 9:04 PM CST | Tornado Watch | SPC | 7 hr |
| Feb 28, 10:46 PM CST | Mesoscale Discussion | SPC | 119 min |
| Mar 1, 1:27 PM CST | Red Flag Warning | TSA | 6 hr |
| Mar 3, 3:42 PM CST | Fire Weather Watch | TSA | 12 hr |
| Mar 4, 3:27 AM CST | Red Flag Warning | TSA | 16 hr |
| Mar 6, 9:00 AM CST | Wind Advisory | TSA | 12 hr |
| Mar 6, 2:50 PM CST | Mesoscale Discussion | SPC | 85 min |
| Mar 6, 6:02 PM CST | Mesoscale Discussion | SPC | 58 min |
| Mar 6, 6:51 PM CST | Tornado Watch | SPC | 8 hr |
| Mar 6, 8:10 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Mar 6, 9:16 PM CST | Mesoscale Discussion | SPC | 119 min |
| Mar 6, 11:24 PM CST | Severe Thunderstorm Warning | TSA | 66 min |
| Mar 7, 12:28 AM CST | Severe Thunderstorm Warning | TSA | 47 min |
| Mar 9, 1:04 PM CST | Mesoscale Discussion | SPC | 86 min |
| Mar 9, 3:52 PM CST | Severe Thunderstorm Watch | SPC | 7 hr |
| Mar 9, 5:36 PM CST | Mesoscale Discussion | SPC | 84 min |
| Mar 9, 7:24 PM CST | Severe Thunderstorm Warning | TSA | 66 min |
| Mar 9, 8:02 PM CST | Severe Thunderstorm Warning | TSA | 58 min |
| Mar 9, 8:30 PM CST | Severe Thunderstorm Warning | TSA | 30 min |
| Mar 11, 1:22 PM CST | Winter Weather Advisory | TSA | 6 hr |
| Mar 17, 8:45 PM CDT | Special Weather Statement | TSA | 45 min |
| Mar 21, 6:58 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 21, 10:42 PM CDT | Special Weather Statement | TSA | 33 min |
| Mar 24, 3:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Mar 24, 5:04 PM CDT | Special Weather Statement | TSA | 41 min |
| Mar 24, 6:14 PM CDT | Special Weather Statement | TSA | 46 min |
| Mar 24, 6:54 PM CDT | Special Weather Statement | TSA | 51 min |
| Mar 24, 7:13 PM CDT | Severe Thunderstorm Warning | TSA | 47 min |
| Mar 24, 7:44 PM CDT | Severe Thunderstorm Warning | TSA | 31 min |
| Mar 24, 9:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Mar 29, 2:51 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 29, 4:17 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 4, 1:48 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 4, 2:31 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Apr 4, 6:34 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Apr 4, 7:58 PM CDT | Severe Thunderstorm Warning | TSA | 62 min |
| Apr 4, 8:29 PM CDT | Severe Thunderstorm Warning | TSA | 61 min |
| Apr 4, 9:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Apr 5, 3:13 AM CDT | Wind Advisory | TSA | 16 hr |
| Apr 6, 12:57 PM CDT | Frost Advisory | TSA | 20 hr |
| Apr 16, 8:55 AM CDT | Special Weather Statement | TSA | 35 min |
| Apr 19, 3:40 PM CDT | Flood Watch | TSA | 56 hr |
| Apr 21, 2:24 PM CDT | Areal Flood Advisory | TSA | 111 min |
| Apr 21, 3:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 25, 10:35 PM CDT | Flash Flood Watch | TSA | 14 hr |
| Apr 25, 10:51 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Apr 25, 11:27 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 26, 12:39 AM CDT | Severe Thunderstorm Warning | TSA | 51 min |
| Apr 26, 1:18 AM CDT | Severe Thunderstorm Warning | TSA | 42 min |
| Apr 26, 1:42 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 26, 1:45 AM CDT | Severe Thunderstorm Warning | TSA | 30 min |
| Apr 26, 5:57 AM CDT | Areal Flood Advisory | TSA | 2 hr |
| Apr 26, 6:00 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 26, 7:29 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 26, 7:46 AM CDT | Flash Flood Warning | TSA | 3 hr |
| Apr 26, 10:37 AM CDT | Areal Flood Warning | TSA | 3 hr |
| Apr 27, 3:39 AM CDT | Flash Flood Watch | TSA | 3 days |
| Apr 27, 5:38 AM CDT | Dense Fog Advisory | TSA | 3 hr |
| Apr 28, 11:01 AM CDT | River Flood Warning | TSA | 57 hr |
| Apr 28, 6:28 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 28, 9:43 PM CDT | Severe Thunderstorm Warning | TSA | 47 min |
| Apr 28, 10:01 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Apr 28, 10:53 PM CDT | Severe Thunderstorm Warning | TSA | 23 min |
| Apr 28, 11:11 PM CDT | Special Weather Statement | TSA | 34 min |
| Apr 28, 11:33 PM CDT | Flash Flood Warning | TSA | 6 hr |
| Apr 28, 11:34 PM CDT | Severe Thunderstorm Warning | TSA | 26 min |
| Apr 28, 11:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Apr 29, 12:41 AM CDT | Special Weather Statement | TSA | 34 min |
| Apr 29, 1:02 AM CDT | Severe Thunderstorm Warning | TSA | 43 min |
| Apr 29, 1:45 AM CDT | Severe Thunderstorm Warning | TSA | 15 min |
| Apr 29, 1:49 AM CDT | Severe Thunderstorm Warning | TSA | 41 min |
| Apr 29, 2:22 AM CDT | Severe Thunderstorm Warning | TSA | 38 min |
| Apr 29, 2:57 AM CDT | Severe Thunderstorm Warning | TSA | 33 min |
| Apr 29, 3:39 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Apr 29, 5:21 AM CDT | Areal Flood Warning | TSA | 6 hr |
| Apr 29, 6:10 AM CDT | Severe Thunderstorm Warning | TSA | 35 min |
| Apr 29, 1:07 PM CDT | Flash Flood Warning | TSA | 6 hr |
| Apr 29, 1:47 PM CDT | Flash Flood Warning | TSA | 6 hr |
| Apr 29, 5:36 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 29, 6:19 PM CDT | Flash Flood Warning | TSA | 10 hr |
| Apr 29, 9:29 PM CDT | Special Weather Statement | TSA | 31 min |
| Apr 29, 9:36 PM CDT | Flash Flood Warning | TSA | 12 hr |
| Apr 30, 4:04 AM CDT | Areal Flood Warning | TSA | 60 hr |
| Apr 30, 4:11 AM CDT | Wind Advisory | TSA | 17 hr |
| Apr 30, 9:25 AM CDT | Flash Flood Warning | TSA | 26 hr |
| May 2, 4:09 AM CDT | Flash Flood Watch | TSA | 40 hr |
| May 3, 10:04 AM CDT | Special Weather Statement | TSA | 26 min |
| May 11, 1:17 AM CDT | Special Weather Statement | TSA | 43 min |
| May 11, 10:00 AM CDT | Severe Thunderstorm Warning | TSA | 30 min |
| May 11, 10:29 AM CDT | Severe Thunderstorm Warning | TSA | 31 min |
| May 11, 10:53 AM CDT | Flash Flood Watch | TSA | 11 hr |
| May 11, 12:56 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 11, 2:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| May 11, 5:49 PM CDT | Mesoscale Discussion | SPC | 56 min |
| May 18, 1:13 PM CDT | Flash Flood Watch | TSA | 42 hr |
| May 18, 9:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 18, 10:58 PM CDT | Tornado Watch | SPC | 6 hr |
| May 18, 11:48 PM CDT | Mesoscale Discussion | SPC | 57 min |
| May 19, 12:08 AM CDT | Severe Thunderstorm Warning | TSA | 67 min |
| May 19, 12:13 AM CDT | Tornado Warning | TSA | 47 min |
| May 19, 2:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| May 19, 3:26 PM CDT | Tornado Watch | SPC | 11 hr |
| May 19, 3:47 PM CDT | Special Weather Statement | TSA | 28 min |
| May 19, 6:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 19, 9:16 PM CDT | Mesoscale Discussion | SPC | 59 min |
| May 19, 9:42 PM CDT | Tornado Watch | SPC | 7 hr |
| May 19, 11:03 PM CDT | Flash Flood Warning | TSA | 6 hr |
| May 19, 11:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| May 27, 12:06 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 27, 12:24 AM CDT | Severe Thunderstorm Warning | TSA | 66 min |
| May 27, 2:04 AM CDT | Mesoscale Discussion | SPC | 116 min |
| May 27, 2:47 PM CDT | Flood Watch | TSA | 14 hr |
| May 27, 4:01 PM CDT | Tornado Watch | SPC | 10 hr |
| May 27, 9:24 PM CDT | Severe Thunderstorm Warning | TSA | 66 min |
| May 27, 9:32 PM CDT | Areal Flood Advisory | TSA | 5 hr |
| May 28, 12:06 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 28, 4:08 AM CDT | Special Weather Statement | TSA | 37 min |
| May 31, 6:04 PM CDT | Special Weather Statement | TSA | 41 min |
| Jun 15, 9:51 AM CDT | Special Weather Statement | TSA | 24 min |
| Jun 15, 11:45 PM CDT | Special Weather Statement | TSA | 45 min |
| Jun 17, 5:15 AM CDT | Special Weather Statement | TSA | 60 min |
| Jun 17, 5:31 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 23, 12:22 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 23, 12:58 PM CDT | Special Weather Statement | TSA | 62 min |
| Jun 30, 2:42 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 30, 6:30 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 2, 7:26 PM CDT | Special Weather Statement | TSA | 49 min |
| Jul 2, 8:14 PM CDT | Areal Flood Advisory | TSA | 3 hr |
| Jul 2, 8:14 PM CDT | Special Weather Statement | TSA | 31 min |
| Jul 8, 12:08 AM CDT | Severe Thunderstorm Warning | TSA | 37 min |
| Jul 8, 12:36 AM CDT | Severe Thunderstorm Warning | TSA | 54 min |
| Jul 8, 1:00 AM CDT | Areal Flood Advisory | TSA | 4 hr |
| Jul 8, 1:02 AM CDT | Severe Thunderstorm Warning | TSA | 28 min |
| Jul 8, 1:27 AM CDT | Severe Thunderstorm Warning | TSA | 33 min |
| Jul 8, 2:00 AM CDT | Severe Thunderstorm Warning | TSA | 45 min |
| Jul 19, 10:21 AM CDT | Heat Advisory | TSA | 4 days |
| Aug 3, 6:34 PM CDT | Special Weather Statement | TSA | 26 min |
| Aug 3, 7:03 PM CDT | Special Weather Statement | TSA | 27 min |
| Aug 16, 2:18 PM CDT | Flash Flood Watch | TSA | 13 hr |
| Aug 18, 3:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Aug 18, 5:36 PM CDT | Severe Thunderstorm Warning | TSA | 54 min |
| Aug 18, 6:14 PM CDT | Severe Thunderstorm Warning | TSA | 31 min |
| Aug 18, 6:42 PM CDT | Severe Thunderstorm Warning | TSA | 33 min |
| Aug 19, 2:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 20, 1:06 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 28, 5:18 AM CDT | Dense Fog Advisory | TSA | 4 hr |
| Oct 21, 11:56 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Oct 22, 12:13 AM CDT | Special Weather Statement | TSA | 32 min |
| Oct 22, 12:57 AM CDT | Special Weather Statement | TSA | 48 min |
| Oct 22, 1:44 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Oct 24, 11:17 AM CDT | Wind Advisory | TSA | 7 hr |
| Oct 26, 3:43 AM CDT | Freeze Watch | TSA | 24 hr |
| Oct 27, 3:16 AM CDT | Freeze Warning | TSA | 31 hr |
| Oct 27, 4:00 PM CDT | Freeze Warning | TSA | 42 hr |
| Nov 4, 2:53 AM CDT | Dense Fog Advisory | TSA | 7 hr |
| Nov 17, 2:43 PM CST | Wind Advisory | TSA | 25 hr |
| Dec 4, 1:26 PM CST | Mesoscale Discussion | SPC | 94 min |
| Dec 4, 3:39 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
| Dec 4, 5:34 PM CST | Mesoscale Discussion | SPC | 86 min |
| Dec 4, 6:09 PM CST | Special Weather Statement | TSA | 36 min |
| Dec 11, 3:16 AM CST | Red Flag Warning | TSA | 15 hr |
| Dec 22, 10:34 AM CST | Winter Weather Advisory | TSA | 19 hr |
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 | 34 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 12 |
| Tornado Watch | 8 |
| Mesoscale Discussion | 40 |
| Special Weather Statement | 25 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 8 |
| River Flood Warning | 1 |
| Flash Flood Watch | 6 |
| Flood Watch | 2 |
| Areal Flood Advisory | 5 |
| Winter | |
| Freezing Rain Advisory | 1 |
| Winter Weather Advisory | 2 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 7 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 8 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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. Warning verification from the Mesonet's Cow. Rebuilt daily.