Alert archive / Wisconsin / Buffalo County
Weather alerts in Buffalo County, Wisconsin, 2026
111 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Buffalo County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 111
- Warnings
- 34
- Watches
- 19
- Advisories
- 21
- Busiest month
- June34 alerts
- Busiest day
- June 10, 202613 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
2 of 4 tornado warnings covering Buffalo County in 2026 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 20 minutes after it went out.
Buffalo County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 2 | 50% | 1 | 100% | 20 min |
| Severe thunderstorm warnings | 23 | 11 | 52% | 11 | 91% | 23 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 La Crosse, WI: tornado warnings | 59 | 16 | 73% | 34 | 76% | 22 min |
| NWS La Crosse, WI: severe thunderstorm warnings | 200 | 89 | 55% | 240 | 76% | 23 min |
| NWS La Crosse, WI: flash flood warnings | 16 | 7 | 56% | 21 | 76% | 142 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 4, 3:41 AM CST | Winter Weather Advisory | ARX | 20 hr |
| Jan 5, 4:10 AM CST | Winter Weather Advisory | ARX | 35 hr |
| Jan 8, 2:07 AM CST | Dense Fog Advisory | ARX | 8 hr |
| Jan 17, 1:38 PM CST | Cold Weather Advisory | ARX | 68 hr |
| Jan 20, 12:47 PM CST | Extreme Cold Watch | ARX | 46 hr |
| Jan 21, 11:56 AM CST | Extreme Cold Warning | ARX | 48 hr |
| Jan 22, 10:24 AM CST | Cold Weather Advisory | ARX | 47 hr |
| Jan 25, 1:32 AM CST | Cold Weather Advisory | ARX | 34 hr |
| Feb 24, 10:06 AM CST | Winter Weather Advisory | ARX | 5 hr |
| Feb 27, 2:25 AM CST | Winter Weather Advisory | ARX | 38 hr |
| Mar 6, 8:38 PM CST | Special Weather Statement | ARX | 37 min |
| Mar 11, 9:15 PM CDT | Wind Advisory | ARX | 40 hr |
| Mar 12, 2:30 PM CDT | Winter Storm Watch | ARX | 46 hr |
| Mar 13, 12:28 PM CDT | Winter Storm Warning | ARX | 54 hr |
| Mar 14, 12:46 PM CDT | Blizzard Warning | ARX | 46 hr |
| Mar 14, 11:55 PM CDT | Mesoscale Discussion | SPC | 5 hr |
| Mar 15, 5:40 AM CDT | Mesoscale Discussion | SPC | 5 hr |
| Mar 16, 3:43 AM CDT | Winter Weather Advisory | ARX | 9 hr |
| Apr 1, 1:39 AM CDT | Winter Weather Advisory | ARX | 32 hr |
| Apr 13, 2:23 AM CDT | Flood Watch | ARX | 24 hr |
| Apr 13, 1:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Apr 13, 3:11 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 13, 4:52 PM CDT | Severe Thunderstorm Warning | ARX | 1 min |
| Apr 13, 4:55 PM CDT | Severe Thunderstorm Warning | ARX | 20 min |
| Apr 13, 5:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Apr 13, 5:56 PM CDT | Severe Thunderstorm Warning | ARX | 64 min |
| Apr 13, 6:49 PM CDT | Severe Thunderstorm Warning | ARX | 71 min |
| Apr 13, 8:28 PM CDT | Severe Thunderstorm Warning | ARX | 32 min |
| Apr 14, 4:16 AM CDT | Dense Fog Advisory | ARX | 4 hr |
| Apr 14, 5:40 AM CDT | River Flood Warning | ARX | 49 hr |
| Apr 14, 10:52 AM CDT | River Flood Watch | ARX | 18 hr |
| Apr 17, 9:23 AM CDT | Severe Thunderstorm Watch | SPC | 11 hr |
| Apr 17, 11:48 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 17, 12:40 PM CDT | Tornado Watch | SPC | 9 hr |
| Apr 17, 2:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Apr 17, 3:07 PM CDT | Tornado Warning | ARX | 38 min |
| Apr 17, 3:39 PM CDT | Tornado Warning | ARX | 51 min |
| Apr 17, 3:41 PM CDT | Tornado Warning | ARX | 49 min |
| Apr 23, 5:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 23, 8:42 PM CDT | Special Weather Statement | ARX | 33 min |
| Apr 23, 9:16 PM CDT | Severe Thunderstorm Warning | ARX | 59 min |
| Apr 27, 12:52 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 29, 12:56 PM CDT | Frost Advisory | ARX | 19 hr |
| Apr 30, 1:25 PM CDT | Frost Advisory | ARX | 19 hr |
| May 1, 2:25 AM CDT | Freeze Warning | ARX | 30 hr |
| May 5, 1:08 PM CDT | Frost Advisory | ARX | 19 hr |
| May 6, 1:09 PM CDT | Frost Advisory | ARX | 19 hr |
| May 7, 12:58 PM CDT | Frost Advisory | ARX | 19 hr |
| May 10, 12:00 PM CDT | Frost Advisory | ARX | 20 hr |
| May 18, 9:25 PM CDT | Special Weather Statement | ARX | 20 min |
| May 26, 5:18 PM CDT | Special Weather Statement | ARX | 27 min |
| May 27, 3:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 5, 3:25 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 5, 5:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 5, 6:04 PM CDT | Special Weather Statement | ARX | 26 min |
| Jun 5, 6:14 PM CDT | Severe Thunderstorm Warning | ARX | 61 min |
| Jun 5, 7:03 PM CDT | Severe Thunderstorm Warning | ARX | 57 min |
| Jun 5, 7:40 PM CDT | Severe Thunderstorm Warning | ARX | 65 min |
| Jun 5, 8:59 PM CDT | Severe Thunderstorm Warning | ARX | 46 min |
| Jun 5, 9:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 10, 1:31 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 10, 4:58 AM CDT | Special Weather Statement | ARX | 32 min |
| Jun 10, 5:13 AM CDT | Severe Thunderstorm Warning | ARX | 32 min |
| Jun 10, 5:48 AM CDT | Severe Thunderstorm Warning | ARX | 42 min |
| Jun 10, 12:00 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 10, 12:30 PM CDT | Special Weather Statement | ARX | 30 min |
| Jun 10, 12:57 PM CDT | Special Weather Statement | ARX | 33 min |
| Jun 10, 4:37 PM CDT | Severe Thunderstorm Warning | ARX | 53 min |
| Jun 10, 5:05 PM CDT | Severe Thunderstorm Warning | ARX | 55 min |
| Jun 10, 5:36 PM CDT | Severe Thunderstorm Warning | ARX | 39 min |
| Jun 10, 5:46 PM CDT | Tornado Warning | ARX | 9 min |
| Jun 10, 5:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 10, 5:51 PM CDT | Severe Thunderstorm Warning | ARX | 39 min |
| Jun 17, 12:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 17, 1:17 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 19, 1:27 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 19, 7:23 PM CDT | Severe Thunderstorm Warning | ARX | 52 min |
| Jun 19, 7:49 PM CDT | Special Weather Statement | ARX | 41 min |
| Jun 19, 7:57 PM CDT | Severe Thunderstorm Warning | ARX | 48 min |
| Jun 27, 1:27 AM CDT | Extreme Heat Watch | ARX | 23 hr |
| Jun 28, 12:34 AM CDT | Extreme Heat Warning | ARX | 68 hr |
| Jun 30, 2:59 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 30, 7:04 AM CDT | Special Weather Statement | ARX | 26 min |
| Jun 30, 7:54 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 30, 2:51 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 30, 3:19 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 6:59 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 1, 6:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 1, 6:51 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 8, 1:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 1:59 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 12, 1:33 PM CDT | Heat Advisory | ARX | 3 days |
| Jul 16, 5:44 PM CDT | Areal Flood Advisory | ARX | 2 hr |
| Jul 17, 11:52 PM CDT | Special Weather Statement | ARX | 53 min |
| Jul 18, 12:46 AM CDT | Special Weather Statement | ARX | 44 min |
| Jul 18, 1:02 AM CDT | Severe Thunderstorm Warning | ARX | 43 min |
| Jul 20, 4:49 AM CDT | Special Weather Statement | ARX | 56 min |
| Jul 20, 1:53 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 24, 2:51 AM CDT | Extreme Heat Watch | ARX | 47 hr |
| Jul 25, 2:20 AM CDT | Heat Advisory | ARX | 67 hr |
| Jul 25, 2:20 AM CDT | Extreme Heat Warning | ARX | 67 hr |
| Aug 9, 6:04 AM CDT | Severe Thunderstorm Warning | ARX | 41 min |
| Aug 18, 1:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Aug 18, 2:36 PM CDT | Severe Thunderstorm Warning | ARX | 39 min |
| Sep 1, 11:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 2, 12:45 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 2, 1:47 AM CDT | Severe Thunderstorm Warning | ARX | 58 min |
| Sep 2, 2:08 AM CDT | Mesoscale Discussion | SPC | 97 min |
| Sep 2, 2:25 AM CDT | Severe Thunderstorm Warning | ARX | 50 min |
| Sep 3, 7:52 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Sep 17, 8:08 PM CDT | Flood Watch | ARX | 59 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
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.