Alert archive / Minnesota / Benton County
Weather alerts in Benton County, Minnesota, 2023
78 weather alerts in 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Benton County and its neighbors
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Alerts
- 78
- Warnings
- 12
- Watches
- 12
- Advisories
- 29
- Busiest month
- July20 alerts
- Busiest day
- July 19, 20236 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Benton County, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 6 | 1 | 83% | 0 | ||
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Twin Cities, MN: tornado warnings | 12 | 2 | 83% | 7 | 29% | 15 min |
| NWS Twin Cities, MN: severe thunderstorm warnings | 203 | 111 | 45% | 355 | 73% | 19 min |
| NWS Twin Cities, MN: flash flood warnings | 5 | 1 | 80% | 4 | 75% | 168 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 1, 3:10 PM CST | Winter Storm Warning | MPX | 60 hr |
| Jan 1, 3:10 PM CST | Winter Weather Advisory | MPX | 4 days |
| Jan 3, 1:23 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 10, 2:28 PM CST | Winter Weather Advisory | MPX | 21 hr |
| Jan 22, 3:06 PM CST | Dense Fog Advisory | MPX | 15 hr |
| Jan 28, 1:34 PM CST | Wind Chill Advisory | MPX | 22 hr |
| Jan 29, 1:48 PM CST | Wind Chill Advisory | MPX | 22 hr |
| Jan 30, 1:07 PM CST | Wind Chill Advisory | MPX | 21 hr |
| Feb 1, 2:57 PM CST | Wind Chill Advisory | MPX | 45 hr |
| Feb 14, 3:24 AM CST | Winter Weather Advisory | MPX | 31 hr |
| Feb 19, 2:30 PM CST | Winter Storm Watch | MPX | 30 hr |
| Feb 20, 2:09 PM CST | Winter Storm Warning | MPX | 70 hr |
| Feb 20, 8:55 PM CST | Winter Weather Advisory | MPX | 45 hr |
| Feb 22, 11:45 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 23, 5:06 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 23, 2:16 PM CST | Wind Chill Advisory | MPX | 20 hr |
| Feb 26, 4:03 AM CST | Winter Weather Advisory | MPX | 35 hr |
| Feb 27, 8:46 PM CST | Winter Weather Advisory | MPX | 45 hr |
| Mar 5, 2:55 AM CST | Winter Weather Advisory | MPX | 36 hr |
| Mar 7, 2:46 AM CST | Winter Storm Watch | MPX | 36 hr |
| Mar 8, 3:02 PM CST | Winter Weather Advisory | MPX | 39 hr |
| Mar 10, 3:16 AM CST | Winter Storm Watch | MPX | 12 hr |
| Mar 10, 2:50 PM CST | Winter Weather Advisory | MPX | 57 hr |
| Mar 15, 3:40 AM CDT | Winter Storm Watch | MPX | 11 hr |
| Mar 15, 2:23 PM CDT | Winter Weather Advisory | MPX | 41 hr |
| Mar 29, 3:37 PM CDT | Winter Storm Watch | MPX | 30 hr |
| Mar 29, 3:37 PM CDT | Winter Weather Advisory | MPX | 51 hr |
| Mar 30, 9:23 PM CDT | Winter Storm Warning | MPX | 34 hr |
| Mar 31, 3:18 PM CDT | Special Weather Statement | MPX | 27 min |
| Apr 2, 4:53 AM CDT | Winter Storm Watch | MPX | 34 hr |
| Apr 3, 2:45 PM CDT | Winter Weather Advisory | MPX | 47 hr |
| Apr 15, 3:12 PM CDT | Winter Weather Advisory | MPX | 41 hr |
| Apr 20, 3:11 PM CDT | Winter Weather Advisory | MPX | 23 hr |
| May 1, 2:32 PM CDT | Fire Weather Watch | MPX | 13 hr |
| May 2, 3:25 AM CDT | Red Flag Warning | MPX | 17 hr |
| May 30, 3:05 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 4:42 PM CDT | Special Weather Statement | MPX | 33 min |
| Jun 23, 4:26 PM CDT | Special Weather Statement | MPX | 34 min |
| Jun 23, 4:50 PM CDT | Special Weather Statement | MPX | 25 min |
| Jun 29, 2:36 AM CDT | Dense Fog Advisory | MPX | 6 hr |
| Jul 3, 3:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jul 9, 8:11 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 13, 5:22 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 13, 7:10 PM CDT | Severe Thunderstorm Warning | MPX | 35 min |
| Jul 13, 7:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 13, 8:05 PM CDT | Severe Thunderstorm Warning | MPX | 44 min |
| Jul 14, 3:10 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 19, 3:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 19, 4:48 PM CDT | Special Weather Statement | MPX | 42 min |
| Jul 19, 4:52 PM CDT | Severe Thunderstorm Warning | MPX | 38 min |
| Jul 19, 5:08 PM CDT | Severe Thunderstorm Warning | MPX | 37 min |
| Jul 19, 5:15 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 19, 5:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 22, 3:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 24, 2:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 27, 1:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jul 27, 2:06 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 27, 7:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 28, 3:05 PM CDT | Severe Thunderstorm Warning | MPX | 25 min |
| Jul 28, 3:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Aug 11, 1:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 2:28 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 11, 3:25 PM CDT | Severe Thunderstorm Warning | MPX | 35 min |
| Aug 11, 4:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 3:39 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 18, 1:58 PM CDT | Heat Advisory | MPX | 31 hr |
| Aug 20, 2:19 PM CDT | Excessive Heat Warning | MPX | 4 days |
| Aug 21, 3:15 AM CDT | Heat Advisory | MPX | 4 days |
| Aug 23, 11:59 PM CDT | Dense Fog Advisory | MPX | 10 hr |
| Sep 2, 2:41 AM CDT | Heat Advisory | MPX | 4 days |
| Sep 5, 3:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Sep 5, 3:53 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 8, 3:56 AM CDT | Dense Fog Advisory | MPX | 5 hr |
| Sep 29, 5:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 8, 2:21 PM CDT | Frost Advisory | MPX | 19 hr |
| Oct 9, 2:49 PM CDT | Freeze Warning | MPX | 18 hr |
| Dec 16, 2:05 PM CST | Dense Fog Advisory | MPX | 10 hr |
| Dec 22, 1:37 AM CST | Dense Fog Advisory | MPX | 35 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 | 6 |
| Severe Thunderstorm Watch | 5 |
| Mesoscale Discussion | 20 |
| Special Weather Statement | 5 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 6 |
| Winter Weather Advisory | 14 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 1 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 5 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20222024
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.