Alert archive / Michigan / Berrien County
Weather alerts in Berrien County, Michigan, 2026
161 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Berrien County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 161
- Warnings
- 44
- Watches
- 28
- Advisories
- 37
- Busiest month
- April30 alerts
- Busiest day
- April 18, 20269 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 5 tornado warnings covering Berrien County in 2026 had a tornado report inside them.
Berrien County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 1 | 80% | 0 | ||
| Severe thunderstorm warnings | 28 | 15 | 46% | 30 | 87% | 26 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Northern Indiana: tornado warnings | 48 | 14 | 71% | 53 | 57% | 11 min |
| NWS Northern Indiana: severe thunderstorm warnings | 309 | 153 | 50% | 674 | 74% | 19 min |
| NWS Northern Indiana: flash flood warnings | 14 | 7 | 50% | 43 | 56% | 115 min |
An office's figures cover every county it serves, including across state lines.
The year is still running; reports filed late and damage surveys can still change these figures.
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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 9, 1:34 AM EST | Wind Advisory | IWX | 14 hr |
| Jan 13, 4:25 AM EST | Winter Storm Watch | IWX | 9 hr |
| Jan 13, 1:47 PM EST | Winter Storm Warning | IWX | 47 hr |
| Jan 14, 6:01 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 18, 3:20 AM EST | Winter Weather Advisory | IWX | 52 hr |
| Jan 20, 2:08 PM EST | Winter Weather Advisory | IWX | 20 hr |
| Jan 22, 2:54 AM EST | Cold Weather Advisory | IWX | 55 hr |
| Jan 23, 1:57 PM EST | Winter Storm Warning | IWX | 71 hr |
| Jan 24, 5:07 AM EST | Winter Weather Advisory | IWX | 56 hr |
| Jan 25, 1:15 PM EST | Cold Weather Advisory | IWX | 45 hr |
| Jan 26, 12:53 PM EST | Winter Weather Advisory | IWX | 34 hr |
| Feb 2, 9:52 AM EST | Winter Weather Advisory | IWX | 5 hr |
| Feb 16, 2:51 AM EST | Dense Fog Advisory | IWX | 9 hr |
| Feb 19, 1:39 PM EST | Wind Advisory | IWX | 29 hr |
| Feb 21, 1:36 PM EST | Winter Weather Advisory | IWX | 50 hr |
| Mar 4, 11:18 PM EST | Dense Fog Advisory | IWX | 11 hr |
| Mar 5, 9:06 PM EST | Dense Fog Advisory | IWX | 14 hr |
| Mar 6, 3:10 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Mar 6, 6:02 PM EST | Severe Thunderstorm Watch | SPC | 4 hr |
| Mar 6, 6:23 PM EST | Severe Thunderstorm Warning | IWX | 37 min |
| Mar 10, 1:45 PM EDT | Flood Watch | IWX | 16 hr |
| Mar 10, 5:53 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Mar 10, 7:45 PM EDT | Tornado Watch | SPC | 6 hr |
| Mar 10, 11:48 PM EDT | Severe Thunderstorm Warning | IWX | 42 min |
| Mar 11, 11:14 PM EDT | River Flood Warning | IWX | 46 hr |
| Mar 12, 1:30 AM EDT | High Wind Watch | IWX | 11 hr |
| Mar 12, 12:43 PM EDT | High Wind Warning | IWX | 31 hr |
| Mar 14, 12:58 PM EDT | Wind Advisory | IWX | 35 hr |
| Mar 15, 1:55 AM EDT | Winter Weather Advisory | IWX | 57 hr |
| Mar 15, 6:42 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 26, 3:48 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Mar 30, 11:49 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 31, 12:45 AM EDT | Special Weather Statement | IWX | 45 min |
| Mar 31, 1:21 AM EDT | Severe Thunderstorm Warning | IWX | 24 min |
| Mar 31, 10:25 AM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 2, 1:55 AM EDT | Wind Advisory | IWX | 18 hr |
| Apr 2, 6:28 PM EDT | Tornado Watch | SPC | 3 hr |
| Apr 3, 1:00 AM EDT | Special Weather Statement | IWX | 45 min |
| Apr 3, 2:17 PM EDT | Flood Watch | IWX | 27 hr |
| Apr 4, 6:08 AM EDT | Areal Flood Advisory | IWX | 4 hr |
| Apr 4, 10:28 PM EDT | River Flood Warning | IWX | 6 days |
| Apr 5, 10:29 AM EDT | River Flood Warning | IWX | 4 days |
| Apr 13, 3:06 PM EDT | Mesoscale Discussion | SPC | 24 min |
| Apr 13, 3:09 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 13, 4:38 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Apr 14, 4:41 AM EDT | Special Weather Statement | IWX | 64 min |
| Apr 14, 1:19 PM EDT | Flood Watch | IWX | 43 hr |
| Apr 14, 8:54 PM EDT | Tornado Watch | SPC | 6 hr |
| Apr 15, 1:26 AM EDT | Areal Flood Advisory | IWX | 4 hr |
| Apr 15, 10:35 PM EDT | River Flood Warning | IWX | 5 days |
| Apr 15, 10:35 PM EDT | River Flood Warning | IWX | 21 days |
| Apr 16, 10:31 PM EDT | Dense Fog Advisory | IWX | 9 hr |
| Apr 17, 9:09 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 17, 10:44 PM EDT | Tornado Watch | SPC | 3 hr |
| Apr 17, 11:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Apr 17, 11:36 PM EDT | Severe Thunderstorm Warning | IWX | 54 min |
| Apr 18, 12:26 AM EDT | Severe Thunderstorm Warning | IWX | 47 min |
| Apr 18, 12:42 AM EDT | Tornado Warning | IWX | 33 min |
| Apr 18, 12:59 AM EDT | Severe Thunderstorm Warning | IWX | 46 min |
| Apr 18, 1:56 PM EDT | Frost Advisory | IWX | 19 hr |
| Apr 18, 1:56 PM EDT | Freeze Watch | IWX | 12 hr |
| Apr 19, 1:34 AM EDT | Freeze Warning | IWX | 31 hr |
| Apr 21, 2:07 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Apr 22, 12:37 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 27, 1:34 PM EDT | Wind Advisory | IWX | 12 hr |
| May 1, 3:03 AM EDT | Freeze Watch | IWX | 9 hr |
| May 1, 11:53 AM EDT | Freeze Warning | IWX | 21 hr |
| May 4, 4:42 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 4, 6:53 PM EDT | Severe Thunderstorm Warning | IWX | 23 min |
| May 4, 7:14 PM EDT | Special Weather Statement | IWX | 46 min |
| May 4, 7:25 PM EDT | Severe Thunderstorm Warning | IWX | 10 min |
| May 4, 8:49 PM EDT | Severe Thunderstorm Warning | IWX | 41 min |
| May 6, 2:51 PM EDT | Frost Advisory | IWX | 17 hr |
| May 11, 1:36 PM EDT | Frost Advisory | IWX | 18 hr |
| May 18, 11:02 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 18, 12:37 PM EDT | Severe Thunderstorm Warning | IWX | 53 min |
| May 18, 12:38 PM EDT | Mesoscale Discussion | SPC | 67 min |
| May 18, 1:15 PM EDT | Severe Thunderstorm Warning | IWX | 45 min |
| May 20, 4:12 AM EDT | Beach Hazards Statement | IWX | 22 hr |
| May 24, 11:34 PM EDT | Dense Fog Advisory | IWX | 9 hr |
| May 27, 2:44 PM EDT | Beach Hazards Statement | IWX | 24 hr |
| Jun 6, 3:58 AM EDT | Special Weather Statement | IWX | 47 min |
| Jun 9, 2:08 PM EDT | Heat Advisory | IWX | 30 hr |
| Jun 10, 4:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 10, 5:41 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 10, 5:43 PM EDT | Severe Thunderstorm Warning | IWX | 62 min |
| Jun 10, 6:08 PM EDT | Severe Thunderstorm Warning | IWX | 37 min |
| Jun 11, 1:49 AM EDT | Heat Advisory | IWX | 16 hr |
| Jun 11, 4:23 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 11, 7:38 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 11, 8:08 PM EDT | Tornado Watch | SPC | 6 hr |
| Jun 11, 8:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jun 11, 9:05 PM EDT | Tornado Warning | IWX | 40 min |
| Jun 11, 9:26 PM EDT | Tornado Warning | IWX | 38 min |
| Jun 11, 10:00 PM EDT | Severe Thunderstorm Warning | IWX | 45 min |
| Jun 13, 4:06 PM EDT | Beach Hazards Statement | IWX | 31 hr |
| Jun 16, 1:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jun 16, 4:07 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 16, 5:53 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 16, 5:56 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Jun 16, 6:29 PM EDT | Tornado Warning | IWX | 46 min |
| Jun 17, 2:37 AM EDT | Flood Watch | IWX | 19 hr |
| Jun 17, 11:11 AM EDT | Beach Hazards Statement | IWX | 29 hr |
| Jun 17, 2:16 PM EDT | Wind Advisory | IWX | 5 hr |
| Jun 21, 2:28 PM EDT | Beach Hazards Statement | IWX | 39 hr |
| Jun 24, 1:44 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 28, 2:16 AM EDT | Extreme Heat Watch | IWX | 11 hr |
| Jun 28, 1:29 PM EDT | Extreme Heat Warning | IWX | 5 days |
| Jul 2, 11:33 AM EDT | Heat Advisory | IWX | 55 hr |
| Jul 3, 12:43 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 3, 2:20 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Jul 3, 2:35 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 3, 3:13 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Jul 3, 3:25 PM EDT | Severe Thunderstorm Warning | IWX | 63 min |
| Jul 3, 10:29 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 3, 11:26 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| Jul 5, 3:34 PM EDT | Areal Flood Advisory | IWX | 116 min |
| Jul 13, 12:57 PM EDT | Heat Advisory | IWX | 31 hr |
| Jul 14, 12:45 PM EDT | Heat Advisory | IWX | 31 hr |
| Jul 17, 10:41 PM EDT | Beach Hazards Statement | IWX | 30 hr |
| Jul 18, 12:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 20, 11:22 AM EDT | Beach Hazards Statement | IWX | 59 hr |
| Jul 27, 3:46 AM EDT | Beach Hazards Statement | IWX | 50 hr |
| Jul 27, 8:52 AM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 27, 10:40 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 27, 12:42 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 27, 2:25 PM EDT | Severe Thunderstorm Warning | IWX | 50 min |
| Jul 27, 2:34 PM EDT | Severe Thunderstorm Warning | IWX | 26 min |
| Jul 27, 2:56 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Jul 27, 5:26 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Aug 1, 5:00 AM EDT | Beach Hazards Statement | IWX | 53 hr |
| Aug 7, 5:06 AM EDT | Dense Fog Advisory | IWX | 4 hr |
| Aug 9, 12:24 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Aug 9, 1:03 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 9, 2:57 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Aug 9, 3:24 PM EDT | Severe Thunderstorm Warning | IWX | 66 min |
| Aug 9, 4:22 PM EDT | Severe Thunderstorm Warning | IWX | 53 min |
| Aug 9, 4:40 PM EDT | Severe Thunderstorm Warning | IWX | 65 min |
| Aug 9, 4:49 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Aug 9, 5:17 PM EDT | Areal Flood Advisory | IWX | 118 min |
| Aug 9, 8:27 PM EDT | Flood Watch | IWX | 11 hr |
| Aug 10, 2:16 AM EDT | Severe Thunderstorm Warning | IWX | 29 min |
| Aug 10, 2:47 AM EDT | Severe Thunderstorm Warning | IWX | 28 min |
| Aug 10, 2:55 AM EDT | Areal Flood Advisory | IWX | 2 hr |
| Aug 10, 6:15 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 7:21 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 11, 1:51 AM EDT | Special Weather Statement | IWX | 24 min |
| Aug 11, 2:17 AM EDT | Special Weather Statement | IWX | 28 min |
| Aug 11, 2:46 AM EDT | Severe Thunderstorm Warning | IWX | 29 min |
| Aug 11, 6:08 AM EDT | Severe Thunderstorm Warning | IWX | 52 min |
| Aug 11, 6:40 AM EDT | Severe Thunderstorm Warning | IWX | 35 min |
| Aug 11, 11:01 AM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Aug 11, 12:34 PM EDT | Tornado Warning | IWX | 56 min |
| Aug 11, 12:42 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 21, 2:23 PM EDT | Beach Hazards Statement | IWX | 57 hr |
| Aug 26, 1:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Aug 31, 1:00 PM EDT | Heat Advisory | IWX | 4 days |
| Sep 3, 1:41 AM EDT | Heat Advisory | IWX | 18 hr |
| Sep 4, 10:01 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 12, 2:44 PM EDT | Beach Hazards Statement | IWX | 36 hr |
| Sep 18, 3:20 PM EDT | Flood Watch | IWX | 47 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 | 28 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 12 |
| Tornado Watch | 5 |
| Mesoscale Discussion | 34 |
| Special Weather Statement | 7 |
| Flooding | |
| River Flood Warning | 5 |
| Flood Watch | 6 |
| Areal Flood Advisory | 6 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 7 |
| Heat | |
| Extreme Heat Warning | 1 |
| Extreme Heat Watch | 1 |
| Heat Advisory | 7 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 2 |
| Cold Weather Advisory | 2 |
| Frost Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
| Coast and beach | |
| Beach Hazards Statement | 11 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.