Alert archive / Minnesota / Carlton County
Weather alerts in Carlton County, Minnesota, 2018
213 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Carlton County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 213
- Warnings
- 58
- Watches
- 27
- Advisories
- 40
- Busiest month
- June73 alerts
- Busiest day
- June 17, 201823 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Carlton County, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 37 | 22 | 41% | 12 | 83% | 19 min |
| Flash flood warnings | 5 | 4 | 20% | 2 | 50% | 150 min |
Each office's whole area, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Duluth, MN: tornado warnings | 2 | 0 | 100% | 2 | 0% | |
| NWS Duluth, MN: severe thunderstorm warnings | 220 | 101 | 54% | 213 | 76% | 21 min |
| NWS Duluth, MN: flash flood warnings | 22 | 15 | 32% | 47 | 64% | 178 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, 10:47 AM CST | Wind Chill Advisory | DLH | 23 hr |
| Jan 2, 10:10 AM CST | Wind Chill Advisory | DLH | 25 hr |
| Jan 3, 2:31 PM CST | Wind Chill Advisory | DLH | 20 hr |
| Jan 4, 2:51 PM CST | Wind Chill Advisory | DLH | 21 hr |
| Jan 5, 2:34 PM CST | Wind Chill Advisory | DLH | 19 hr |
| Jan 9, 3:59 AM CST | Winter Storm Watch | DLH | 24 hr |
| Jan 10, 3:34 AM CST | Winter Weather Advisory | DLH | 41 hr |
| Jan 11, 3:08 PM CST | Wind Chill Advisory | DLH | 21 hr |
| Jan 12, 2:22 PM CST | Wind Chill Advisory | DLH | 21 hr |
| Jan 14, 3:20 AM CST | Wind Chill Advisory | DLH | 54 hr |
| Jan 30, 3:12 AM CST | Wind Chill Advisory | DLH | 7 hr |
| Jan 31, 3:47 PM CST | Wind Chill Advisory | DLH | 20 hr |
| Feb 1, 2:09 PM CST | Wind Chill Advisory | DLH | 20 hr |
| Feb 2, 3:19 PM CST | Winter Weather Advisory | DLH | 30 hr |
| Feb 3, 3:31 AM CST | Wind Chill Advisory | DLH | 32 hr |
| Feb 4, 11:59 AM CST | Wind Chill Advisory | DLH | 19 hr |
| Feb 5, 2:26 AM CST | Wind Chill Advisory | DLH | 32 hr |
| Feb 8, 2:30 PM CST | Wind Chill Advisory | DLH | 19 hr |
| Feb 11, 3:04 PM CST | Wind Chill Advisory | DLH | 19 hr |
| Feb 17, 9:08 PM CST | Winter Weather Advisory | DLH | 21 hr |
| Feb 19, 3:43 AM CST | Winter Weather Advisory | DLH | 34 hr |
| Feb 19, 9:19 PM CST | Winter Storm Warning | DLH | 15 hr |
| Feb 21, 2:54 PM CST | Winter Storm Watch | DLH | 13 hr |
| Feb 21, 2:54 PM CST | Winter Weather Advisory | DLH | 45 hr |
| Feb 22, 3:49 PM CST | Winter Storm Watch | DLH | 22 hr |
| Feb 23, 2:05 PM CST | Winter Storm Warning | DLH | 43 hr |
| Feb 24, 4:46 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Mar 3, 3:17 AM CST | Winter Storm Watch | DLH | 36 hr |
| Mar 4, 3:09 PM CST | Winter Weather Advisory | DLH | 42 hr |
| Mar 26, 3:24 AM CDT | Winter Weather Advisory | DLH | 21 hr |
| Mar 29, 3:14 AM CDT | Winter Storm Watch | DLH | 25 hr |
| Mar 30, 3:54 AM CDT | Winter Storm Warning | DLH | 32 hr |
| Apr 13, 3:54 AM CDT | Lakeshore Flood Watch | DLH | 11 hr |
| Apr 13, 3:21 PM CDT | Lakeshore Flood Warning | DLH | 52 hr |
| Apr 14, 4:00 AM CDT | Winter Storm Warning | DLH | 51 hr |
| Apr 14, 4:00 AM CDT | Winter Weather Advisory | DLH | 51 hr |
| Apr 14, 4:37 AM CDT | Wind Advisory | DLH | 14 hr |
| Apr 28, 3:03 PM CDT | Fire Weather Watch | DLH | 13 hr |
| Apr 29, 4:14 AM CDT | Red Flag Warning | DLH | 15 hr |
| May 3, 3:32 PM CDT | Fire Weather Watch | DLH | 13 hr |
| May 4, 4:56 AM CDT | Red Flag Warning | DLH | 14 hr |
| May 24, 7:07 AM CDT | Flash Flood Warning | DLH | 2 hr |
| May 24, 1:02 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 4:44 PM CDT | Special Weather Statement | DLH | 16 min |
| May 27, 10:44 PM CDT | Special Weather Statement | DLH | 31 min |
| May 28, 8:49 AM CDT | Special Weather Statement | DLH | 26 min |
| May 28, 9:09 AM CDT | Special Weather Statement | DLH | 36 min |
| May 29, 4:36 PM CDT | Severe Thunderstorm Warning | DLH | 27 min |
| May 29, 5:23 PM CDT | Special Weather Statement | DLH | 37 min |
| May 29, 5:34 PM CDT | Mesoscale Discussion | SPC | 56 min |
| May 31, 12:55 AM CDT | Dense Fog Advisory | DLH | 7 hr |
| Jun 1, 3:20 AM CDT | Beach Hazards Statement | DLH | 18 hr |
| Jun 2, 3:44 AM CDT | Beach Hazards Statement | DLH | 17 hr |
| Jun 9, 3:19 AM CDT | Beach Hazards Statement | DLH | 17 hr |
| Jun 10, 3:51 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Jun 11, 3:32 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Jun 14, 9:44 AM CDT | Beach Hazards Statement | DLH | 11 hr |
| Jun 15, 10:09 AM CDT | Special Weather Statement | DLH | 21 min |
| Jun 15, 10:22 AM CDT | Severe Thunderstorm Warning | DLH | 38 min |
| Jun 15, 11:01 AM CDT | Severe Thunderstorm Warning | DLH | 44 min |
| Jun 15, 11:26 AM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 15, 12:11 PM CDT | Special Weather Statement | DLH | 19 min |
| Jun 15, 12:16 PM CDT | Flash Flood Watch | DLH | 59 hr |
| Jun 15, 12:31 PM CDT | Severe Thunderstorm Warning | DLH | 29 min |
| Jun 15, 1:18 PM CDT | Special Weather Statement | DLH | 27 min |
| Jun 15, 1:32 PM CDT | Areal Flood Advisory | DLH | 118 min |
| Jun 16, 9:08 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jun 16, 9:47 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 16, 9:58 PM CDT | Special Weather Statement | DLH | 17 min |
| Jun 16, 10:20 PM CDT | Special Weather Statement | DLH | 10 min |
| Jun 16, 10:46 PM CDT | Special Weather Statement | DLH | 29 min |
| Jun 16, 10:50 PM CDT | Special Weather Statement | DLH | 25 min |
| Jun 16, 11:06 PM CDT | Flash Flood Warning | DLH | 5 hr |
| Jun 16, 11:24 PM CDT | Special Weather Statement | DLH | 21 min |
| Jun 16, 11:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 17, 12:11 AM CDT | Flash Flood Warning | DLH | 5 hr |
| Jun 17, 2:38 AM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 17, 3:59 AM CDT | Areal Flood Warning | DLH | 3 hr |
| Jun 17, 5:02 AM CDT | Areal Flood Warning | DLH | 48 hr |
| Jun 17, 7:28 AM CDT | Areal Flood Warning | DLH | 4 days |
| Jun 17, 12:12 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 17, 12:30 PM CDT | Severe Thunderstorm Warning | DLH | 30 min |
| Jun 17, 12:34 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 17, 1:01 PM CDT | Severe Thunderstorm Warning | DLH | 29 min |
| Jun 17, 1:32 PM CDT | Severe Thunderstorm Warning | DLH | 43 min |
| Jun 17, 2:05 PM CDT | Severe Thunderstorm Warning | DLH | 25 min |
| Jun 17, 2:16 PM CDT | Severe Thunderstorm Warning | DLH | 29 min |
| Jun 17, 2:25 PM CDT | Severe Thunderstorm Warning | DLH | 35 min |
| Jun 17, 2:29 PM CDT | Severe Thunderstorm Warning | DLH | 31 min |
| Jun 18, 2:47 PM CDT | Areal Flood Warning | DLH | 31 hr |
| Jun 24, 3:51 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Jun 25, 3:49 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Jun 26, 8:35 AM CDT | Beach Hazards Statement | DLH | 11 hr |
| Jun 27, 8:59 PM CDT | Special Weather Statement | DLH | 31 min |
| Jun 28, 11:16 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 28, 12:34 PM CDT | Special Weather Statement | DLH | 11 min |
| Jun 28, 12:46 PM CDT | Special Weather Statement | DLH | 29 min |
| Jun 28, 1:14 PM CDT | Special Weather Statement | DLH | 31 min |
| Jun 28, 1:33 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 28, 1:41 PM CDT | Special Weather Statement | DLH | 34 min |
| Jun 28, 2:02 PM CDT | Special Weather Statement | DLH | 13 min |
| Jun 28, 3:00 PM CDT | Severe Thunderstorm Warning | DLH | 30 min |
| Jun 28, 3:30 PM CDT | Severe Thunderstorm Warning | DLH | 30 min |
| Jun 28, 3:49 PM CDT | Severe Thunderstorm Warning | DLH | 41 min |
| Jun 28, 3:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 28, 4:26 PM CDT | Severe Thunderstorm Warning | DLH | 49 min |
| Jun 28, 4:35 PM CDT | Severe Thunderstorm Warning | DLH | 40 min |
| Jun 28, 5:12 PM CDT | Severe Thunderstorm Warning | DLH | 48 min |
| Jun 28, 5:15 PM CDT | Severe Thunderstorm Warning | DLH | 30 min |
| Jun 28, 5:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 28, 5:34 PM CDT | Severe Thunderstorm Warning | DLH | 26 min |
| Jun 28, 5:46 PM CDT | Severe Thunderstorm Warning | DLH | 29 min |
| Jun 29, 2:02 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Jun 29, 3:53 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Jun 29, 4:14 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 4:41 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 29, 6:41 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 8:36 PM CDT | Special Weather Statement | DLH | 9 min |
| Jun 29, 8:58 PM CDT | Special Weather Statement | DLH | 32 min |
| Jun 29, 10:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jun 29, 11:56 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 30, 2:28 AM CDT | Severe Thunderstorm Warning | DLH | 32 min |
| Jun 30, 3:00 AM CDT | Severe Thunderstorm Warning | DLH | 45 min |
| Jun 30, 3:21 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 2, 3:19 PM CDT | Flash Flood Watch | DLH | 12 hr |
| Jul 4, 7:10 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 4, 8:55 AM CDT | Special Weather Statement | DLH | 50 min |
| Jul 7, 3:53 PM CDT | Flash Flood Watch | DLH | 33 hr |
| Jul 8, 3:52 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 8, 5:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jul 8, 7:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 8:19 PM CDT | Special Weather Statement | DLH | 26 min |
| Jul 8, 9:32 PM CDT | Special Weather Statement | DLH | 28 min |
| Jul 8, 10:04 PM CDT | Special Weather Statement | DLH | 11 min |
| Jul 11, 4:18 AM CDT | Beach Hazards Statement | DLH | 17 hr |
| Jul 11, 3:10 PM CDT | Flash Flood Watch | DLH | 16 hr |
| Jul 11, 11:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 12, 12:57 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 12, 1:27 AM CDT | Severe Thunderstorm Warning | DLH | 48 min |
| Jul 12, 2:14 AM CDT | Special Weather Statement | DLH | 16 min |
| Jul 12, 2:41 AM CDT | Severe Thunderstorm Warning | DLH | 49 min |
| Jul 12, 3:00 AM CDT | Flash Flood Warning | DLH | 3 hr |
| Jul 12, 9:42 AM CDT | Areal Flood Warning | DLH | 6 hr |
| Jul 29, 4:03 PM CDT | Special Weather Statement | DLH | 27 min |
| Aug 1, 3:05 AM CDT | Special Weather Statement | DLH | 10 min |
| Aug 1, 3:25 AM CDT | Beach Hazards Statement | DLH | 18 hr |
| Aug 3, 2:47 PM CDT | Beach Hazards Statement | DLH | 5 hr |
| Aug 4, 3:00 AM CDT | Special Weather Statement | DLH | 30 min |
| Aug 7, 8:19 AM CDT | Dense Fog Advisory | DLH | 94 min |
| Aug 8, 12:36 AM CDT | Dense Fog Advisory | DLH | 8 hr |
| Aug 8, 5:02 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Aug 12, 4:55 AM CDT | Dense Fog Advisory | DLH | 4 hr |
| Aug 15, 4:45 AM CDT | Beach Hazards Statement | DLH | 15 hr |
| Aug 16, 4:19 AM CDT | Dense Fog Advisory | DLH | 4 hr |
| Aug 17, 4:41 AM CDT | Beach Hazards Statement | DLH | 15 hr |
| Aug 20, 2:36 AM CDT | Beach Hazards Statement | DLH | 18 hr |
| Aug 25, 3:12 AM CDT | Dense Fog Advisory | DLH | 7 hr |
| Aug 26, 4:00 PM CDT | Special Weather Statement | DLH | 30 min |
| Aug 26, 4:22 PM CDT | Severe Thunderstorm Warning | DLH | 23 min |
| Aug 26, 4:57 PM CDT | Severe Thunderstorm Warning | DLH | 33 min |
| Aug 26, 5:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 27, 2:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 27, 3:09 PM CDT | Special Weather Statement | DLH | 21 min |
| Aug 27, 5:58 PM CDT | Severe Thunderstorm Warning | DLH | 47 min |
| Aug 27, 6:00 PM CDT | Flash Flood Warning | DLH | 3 hr |
| Aug 28, 9:39 AM CDT | Beach Hazards Statement | DLH | 11 hr |
| Aug 31, 1:00 AM CDT | Special Weather Statement | DLH | 30 min |
| Aug 31, 4:26 AM CDT | Flash Flood Watch | DLH | 24 hr |
| Aug 31, 6:55 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 31, 7:28 PM CDT | Severe Thunderstorm Warning | DLH | 47 min |
| Aug 31, 8:02 PM CDT | Severe Thunderstorm Warning | DLH | 43 min |
| Aug 31, 8:47 PM CDT | Severe Thunderstorm Warning | DLH | 28 min |
| Aug 31, 9:18 PM CDT | Severe Thunderstorm Warning | DLH | 27 min |
| Aug 31, 9:41 PM CDT | Severe Thunderstorm Warning | DLH | 34 min |
| Aug 31, 10:02 PM CDT | Severe Thunderstorm Warning | DLH | 28 min |
| Aug 31, 10:56 PM CDT | Areal Flood Advisory | DLH | 64 min |
| Aug 31, 11:42 PM CDT | Special Weather Statement | DLH | 33 min |
| Sep 2, 8:04 AM CDT | Special Weather Statement | DLH | 26 min |
| Sep 2, 8:34 AM CDT | Special Weather Statement | DLH | 26 min |
| Sep 3, 3:33 AM CDT | Beach Hazards Statement | DLH | 17 hr |
| Sep 7, 9:50 AM CDT | Beach Hazards Statement | DLH | 11 hr |
| Sep 8, 2:58 AM CDT | Beach Hazards Statement | DLH | 17 hr |
| Sep 14, 9:59 PM CDT | Severe Thunderstorm Warning | DLH | 31 min |
| Sep 14, 10:27 PM CDT | Severe Thunderstorm Warning | DLH | 48 min |
| Sep 14, 11:34 PM CDT | Special Weather Statement | DLH | 26 min |
| Sep 14, 11:59 PM CDT | Special Weather Statement | DLH | 16 min |
| Sep 15, 12:50 AM CDT | Special Weather Statement | DLH | 25 min |
| Sep 15, 1:01 AM CDT | Severe Thunderstorm Warning | DLH | 44 min |
| Sep 15, 1:44 AM CDT | Severe Thunderstorm Warning | DLH | 31 min |
| Sep 15, 1:53 AM CDT | Special Weather Statement | DLH | 22 min |
| Sep 15, 3:49 AM CDT | Beach Hazards Statement | DLH | 17 hr |
| Sep 15, 7:16 AM CDT | Areal Flood Advisory | DLH | 3 hr |
| Sep 16, 3:34 AM CDT | Dense Fog Advisory | DLH | 5 hr |
| Sep 18, 3:54 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Sep 19, 3:46 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Sep 20, 4:13 AM CDT | Beach Hazards Statement | DLH | 17 hr |
| Sep 23, 3:35 AM CDT | Beach Hazards Statement | DLH | 16 hr |
| Sep 27, 4:33 PM CDT | Special Weather Statement | DLH | 12 min |
| Sep 28, 2:55 AM CDT | Freeze Warning | DLH | 30 hr |
| Oct 3, 3:31 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 3, 7:33 PM CDT | Wind Advisory | DLH | 7 hr |
| Oct 8, 9:32 AM CDT | Flood Watch | DLH | 51 hr |
| Oct 8, 3:39 PM CDT | Lakeshore Flood Watch | DLH | 24 hr |
| Oct 9, 3:50 AM CDT | Wind Advisory | DLH | 36 hr |
| Oct 9, 3:16 PM CDT | Lakeshore Flood Warning | DLH | 30 hr |
| Nov 21, 10:18 AM CST | Special Weather Statement | DLH | 87 min |
| Dec 2, 3:47 AM CST | Lakeshore Flood Advisory | DLH | 11 hr |
| Dec 19, 5:23 PM CST | Dense Fog Advisory | DLH | 8 hr |
| Dec 25, 3:45 AM CST | Winter Storm Watch | DLH | 24 hr |
| Dec 25, 5:31 PM CST | Winter Storm Warning | DLH | 63 hr |
| Dec 30, 3:52 AM CST | Winter Storm Watch | DLH | 10 hr |
| Dec 30, 2:03 PM CST | Winter Storm Warning | DLH | 40 hr |
| Dec 30, 2:03 PM CST | Winter Weather Advisory | DLH | 28 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 | 37 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 22 |
| Special Weather Statement | 41 |
| Flooding | |
| Areal Flood Warning | 5 |
| Flash Flood Warning | 5 |
| Flash Flood Watch | 5 |
| Flood Watch | 1 |
| Areal Flood Advisory | 3 |
| Winter | |
| Winter Storm Warning | 6 |
| Winter Storm Watch | 7 |
| Winter Weather Advisory | 9 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Advisory | 16 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 8 |
| Coast and beach | |
| Lakeshore Flood Warning | 2 |
| Lakeshore Flood Watch | 2 |
| Lakeshore Flood Advisory | 1 |
| Beach Hazards Statement | 25 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.