Alert archive / Pennsylvania / Centre County
Weather alerts in Centre County, Pennsylvania, 2026
214 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Centre County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 214
- Warnings
- 103
- Watches
- 31
- Advisories
- 33
- Busiest month
- July42 alerts
- Busiest day
- September 3, 202617 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 6 tornado warnings covering Centre County in 2026 had a tornado report inside them; 2 of 3 tornado reports fell inside a warning, on average 8 minutes after it went out.
Centre County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 6 | 2 | 67% | 3 | 67% | 8 min |
| Severe thunderstorm warnings | 52 | 41 | 21% | 50 | 90% | 26 min |
| Flash flood warnings | 10 | 8 | 20% | 9 | 78% | 94 min |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS State College, PA: tornado warnings | 46 | 12 | 74% | 20 | 75% | 11 min |
| NWS State College, PA: severe thunderstorm warnings | 352 | 258 | 27% | 753 | 86% | 23 min |
| NWS State College, PA: flash flood warnings | 94 | 59 | 37% | 193 | 93% | 70 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 |
|---|---|---|---|
| Dec 31, 11:26 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 1, 12:14 AM EST | Snow Squall Warning | CTP | 61 min |
| Jan 1, 12:44 AM EST | Snow Squall Warning | CTP | 61 min |
| Jan 1, 1:12 AM EST | Snow Squall Warning | CTP | 63 min |
| Jan 1, 1:32 AM EST | Snow Squall Warning | CTP | 58 min |
| Jan 2, 9:36 AM EST | Special Weather Statement | CTP | 39 min |
| Jan 11, 10:19 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Jan 11, 10:57 AM EST | Snow Squall Warning | CTP | 63 min |
| Jan 11, 3:30 PM EST | Snow Squall Warning | CTP | 50 min |
| Jan 11, 4:06 PM EST | Snow Squall Warning | CTP | 54 min |
| Jan 11, 5:37 PM EST | Snow Squall Warning | CTP | 55 min |
| Jan 18, 1:33 PM EST | Cold Weather Advisory | CTP | 47 hr |
| Jan 19, 11:45 AM EST | Snow Squall Warning | CTP | 45 min |
| Jan 19, 11:50 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 19, 1:30 PM EST | Snow Squall Warning | CTP | 60 min |
| Jan 19, 2:02 PM EST | Snow Squall Warning | CTP | 43 min |
| Jan 19, 2:30 PM EST | Snow Squall Warning | CTP | 60 min |
| Jan 19, 2:30 PM EST | Snow Squall Warning | CTP | 45 min |
| Jan 19, 2:45 PM EST | Snow Squall Warning | CTP | 45 min |
| Jan 19, 3:19 PM EST | Snow Squall Warning | CTP | 26 min |
| Jan 20, 1:52 PM EST | Winter Weather Advisory | CTP | 44 hr |
| Jan 22, 2:06 AM EST | Winter Storm Watch | CTP | 32 hr |
| Jan 22, 12:09 PM EST | Cold Weather Advisory | CTP | 46 hr |
| Jan 23, 10:20 AM EST | Winter Storm Warning | CTP | 64 hr |
| Jan 25, 6:01 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 25, 11:55 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 26, 2:14 AM EST | Cold Weather Advisory | CTP | 35 hr |
| Jan 27, 1:16 AM EST | Cold Weather Advisory | CTP | 33 hr |
| Jan 28, 1:20 AM EST | Cold Weather Advisory | CTP | 35 hr |
| Jan 29, 1:12 AM EST | Cold Weather Advisory | CTP | 33 hr |
| Jan 30, 1:08 AM EST | Cold Weather Advisory | CTP | 34 hr |
| Jan 30, 5:40 PM EST | Extreme Cold Warning | CTP | 17 hr |
| Jan 31, 1:32 AM EST | Cold Weather Advisory | CTP | 32 hr |
| Feb 1, 1:10 PM EST | Cold Weather Advisory | CTP | 21 hr |
| Feb 5, 2:02 AM EST | Extreme Cold Watch | CTP | 24 hr |
| Feb 6, 2:03 AM EST | Extreme Cold Warning | CTP | 56 hr |
| Feb 6, 2:03 AM EST | Wind Advisory | CTP | 44 hr |
| Feb 8, 1:12 PM EST | Cold Weather Advisory | CTP | 20 hr |
| Feb 12, 9:26 PM EST | Special Weather Statement | CTP | 49 min |
| Feb 18, 8:02 PM EST | Dense Fog Advisory | CTP | 15 hr |
| Feb 21, 1:43 PM EST | Winter Storm Watch | CTP | 9 hr |
| Feb 21, 1:43 PM EST | Winter Storm Warning | CTP | 67 hr |
| Feb 21, 11:09 PM EST | Winter Weather Advisory | CTP | 35 hr |
| Feb 24, 1:58 AM EST | Winter Weather Advisory | CTP | 33 hr |
| Mar 2, 2:01 AM EST | Winter Weather Advisory | CTP | 38 hr |
| Mar 3, 12:36 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Mar 3, 5:58 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Mar 4, 8:37 PM EST | Dense Fog Advisory | CTP | 10 hr |
| Mar 11, 1:45 PM EDT | Tornado Watch | SPC | 6 hr |
| Mar 11, 2:54 PM EDT | Severe Thunderstorm Warning | CTP | 36 min |
| Mar 11, 3:09 PM EDT | Severe Thunderstorm Warning | CTP | 36 min |
| Mar 11, 3:43 PM EDT | Severe Thunderstorm Warning | CTP | 30 min |
| Mar 12, 3:00 AM EDT | Wind Advisory | CTP | 59 hr |
| Mar 13, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | 47 min |
| Mar 13, 7:24 PM EDT | Severe Thunderstorm Warning | CTP | 51 min |
| Mar 15, 2:30 AM EDT | Wind Advisory | CTP | 54 hr |
| Mar 16, 3:28 AM EDT | Wind Advisory | CTP | 20 hr |
| Mar 16, 3:33 AM EDT | Winter Weather Advisory | CTP | 37 hr |
| Mar 16, 10:57 AM EDT | Mesoscale Discussion | SPC | 93 min |
| Mar 16, 12:00 PM EDT | Severe Thunderstorm Warning | CTP | 45 min |
| Mar 22, 3:02 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Mar 22, 3:44 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 22, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | 38 min |
| Mar 22, 4:39 PM EDT | Severe Thunderstorm Warning | CTP | 36 min |
| Mar 22, 5:11 PM EDT | Severe Thunderstorm Warning | CTP | 34 min |
| Mar 22, 5:41 PM EDT | Severe Thunderstorm Warning | CTP | 34 min |
| Mar 22, 6:01 PM EDT | Severe Thunderstorm Warning | CTP | 44 min |
| Mar 22, 6:36 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Mar 22, 7:36 PM EDT | Severe Thunderstorm Warning | CTP | 24 min |
| Mar 22, 7:57 PM EDT | Severe Thunderstorm Warning | CTP | 18 min |
| Mar 22, 8:13 PM EDT | Severe Thunderstorm Warning | CTP | 32 min |
| Mar 31, 6:26 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 31, 9:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 18, 12:33 PM EDT | Freeze Watch | CTP | 12 hr |
| Apr 18, 12:33 PM EDT | Freeze Watch | CTP | 37 hr |
| Apr 19, 12:33 AM EDT | Freeze Warning | CTP | 32 hr |
| Apr 20, 1:14 AM EDT | Freeze Warning | CTP | 32 hr |
| Apr 30, 1:42 AM EDT | Frost Advisory | CTP | 30 hr |
| May 1, 12:56 PM EDT | Frost Advisory | CTP | 20 hr |
| May 1, 12:56 PM EDT | Freeze Warning | CTP | 20 hr |
| May 2, 12:14 PM EDT | Freeze Warning | CTP | 21 hr |
| May 7, 12:18 PM EDT | Frost Advisory | CTP | 20 hr |
| May 10, 1:14 PM EDT | Frost Advisory | CTP | 19 hr |
| May 10, 1:14 PM EDT | Freeze Watch | CTP | 23 hr |
| May 11, 12:37 PM EDT | Frost Advisory | CTP | 19 hr |
| May 11, 12:37 PM EDT | Freeze Warning | CTP | 19 hr |
| May 18, 7:36 PM EDT | Special Weather Statement | CTP | 24 min |
| May 18, 7:50 PM EDT | Special Weather Statement | CTP | 25 min |
| May 18, 8:00 PM EDT | Special Weather Statement | CTP | 30 min |
| May 18, 8:03 PM EDT | Special Weather Statement | CTP | 27 min |
| May 18, 8:16 PM EDT | Special Weather Statement | CTP | 29 min |
| Jun 6, 1:03 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 6, 1:42 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 6, 3:33 PM EDT | Severe Thunderstorm Warning | CTP | 42 min |
| Jun 6, 3:42 PM EDT | Severe Thunderstorm Warning | CTP | 78 min |
| Jun 6, 3:52 PM EDT | Severe Thunderstorm Warning | CTP | 38 min |
| Jun 6, 3:57 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 11, 3:02 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jun 11, 3:48 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Jun 11, 4:12 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 11, 5:13 PM EDT | Severe Thunderstorm Warning | CTP | 62 min |
| Jun 11, 5:22 PM EDT | Severe Thunderstorm Warning | CTP | 53 min |
| Jun 11, 5:50 PM EDT | Severe Thunderstorm Warning | CTP | 55 min |
| Jun 11, 6:15 PM EDT | Severe Thunderstorm Warning | CTP | 60 min |
| Jun 14, 5:41 PM EDT | Tornado Watch | SPC | 4 hr |
| Jun 14, 5:54 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jun 14, 6:08 PM EDT | Severe Thunderstorm Warning | CTP | 52 min |
| Jun 14, 7:10 PM EDT | Severe Thunderstorm Warning | CTP | 65 min |
| Jun 14, 7:23 PM EDT | Tornado Warning | CTP | 37 min |
| Jun 14, 8:08 PM EDT | Severe Thunderstorm Warning | CTP | 52 min |
| Jun 14, 8:15 PM EDT | Severe Thunderstorm Warning | CTP | 45 min |
| Jun 21, 3:53 AM EDT | Dense Fog Advisory | CTP | 4 hr |
| Jun 25, 5:08 PM EDT | Severe Thunderstorm Warning | CTP | 52 min |
| Jun 25, 5:52 PM EDT | Mesoscale Discussion | SPC | 23 min |
| Jun 25, 5:53 PM EDT | Severe Thunderstorm Warning | CTP | 52 min |
| Jun 25, 5:56 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 25, 6:16 PM EDT | Special Weather Statement | CTP | 44 min |
| Jun 29, 2:22 AM EDT | Extreme Heat Watch | CTP | 24 hr |
| Jun 29, 1:20 PM EDT | Heat Advisory | CTP | 4 days |
| Jun 30, 2:43 AM EDT | Heat Advisory | CTP | 5 days |
| Jun 30, 2:43 AM EDT | Extreme Heat Warning | CTP | 5 days |
| Jul 3, 12:25 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 3, 3:25 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 3, 4:34 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jul 3, 9:57 PM EDT | Severe Thunderstorm Warning | CTP | 63 min |
| Jul 3, 10:42 PM EDT | Severe Thunderstorm Warning | CTP | 63 min |
| Jul 4, 12:06 AM EDT | Severe Thunderstorm Warning | CTP | 39 min |
| Jul 4, 1:36 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 4, 3:05 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 4, 3:28 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 4, 5:51 PM EDT | Severe Thunderstorm Warning | CTP | 54 min |
| Jul 4, 6:21 PM EDT | Severe Thunderstorm Warning | CTP | 39 min |
| Jul 4, 7:37 PM EDT | Severe Thunderstorm Warning | CTP | 38 min |
| Jul 5, 3:17 AM EDT | Flood Watch | CTP | 52 hr |
| Jul 5, 3:17 AM EDT | Dense Fog Advisory | CTP | 6 hr |
| Jul 5, 3:12 PM EDT | Flash Flood Warning | CTP | 5 hr |
| Jul 5, 4:10 PM EDT | Special Weather Statement | CTP | 35 min |
| Jul 5, 4:33 PM EDT | Severe Thunderstorm Warning | CTP | 57 min |
| Jul 5, 4:37 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Jul 5, 8:38 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Jul 5, 9:04 PM EDT | Special Weather Statement | CTP | 41 min |
| Jul 6, 8:14 PM EDT | Severe Thunderstorm Warning | CTP | 46 min |
| Jul 6, 9:10 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Jul 6, 9:37 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Jul 6, 10:07 PM EDT | Special Weather Statement | CTP | 23 min |
| Jul 6, 10:58 PM EDT | Areal Flood Warning | CTP | 6 hr |
| Jul 7, 12:03 AM EDT | Areal Flood Warning | CTP | 5 hr |
| Jul 9, 4:00 AM EDT | Dense Fog Advisory | CTP | 5 hr |
| Jul 10, 1:50 AM EDT | Flood Watch | CTP | 20 hr |
| Jul 13, 2:04 AM EDT | Heat Advisory | CTP | 66 hr |
| Jul 18, 9:21 AM EDT | Flood Watch | CTP | 13 hr |
| Jul 18, 1:02 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 18, 3:42 PM EDT | Severe Thunderstorm Warning | CTP | 48 min |
| Jul 18, 4:29 PM EDT | Severe Thunderstorm Warning | CTP | 46 min |
| Jul 18, 5:00 PM EDT | Severe Thunderstorm Warning | CTP | 45 min |
| Jul 18, 6:26 PM EDT | Severe Thunderstorm Warning | CTP | 64 min |
| Jul 18, 7:36 PM EDT | Special Weather Statement | CTP | 24 min |
| Jul 18, 8:16 PM EDT | Tornado Warning | CTP | 14 min |
| Jul 27, 7:42 PM EDT | Special Weather Statement | CTP | 33 min |
| Jul 28, 3:14 AM EDT | Special Weather Statement | CTP | 61 min |
| Jul 28, 12:08 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 3:02 PM EDT | Areal Flood Warning | CTP | 118 min |
| Jul 28, 3:37 PM EDT | Areal Flood Warning | CTP | 83 min |
| Aug 2, 2:17 AM EDT | Flood Watch | CTP | 24 hr |
| Aug 2, 10:24 PM EDT | Special Weather Statement | CTP | 36 min |
| Aug 6, 1:39 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 7:20 PM EDT | Severe Thunderstorm Warning | CTP | 40 min |
| Aug 10, 9:29 AM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 10, 12:32 PM EDT | Special Weather Statement | CTP | 58 min |
| Aug 10, 12:43 PM EDT | Severe Thunderstorm Warning | CTP | 47 min |
| Aug 10, 1:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 4:50 AM EDT | Special Weather Statement | CTP | 25 min |
| Aug 16, 4:36 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 20, 8:25 AM EDT | Flood Watch | CTP | 10 hr |
| Aug 20, 11:40 AM EDT | Flash Flood Warning | CTP | 3 hr |
| Aug 20, 12:45 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Aug 20, 2:33 PM EDT | Areal Flood Warning | CTP | 3 hr |
| Aug 20, 3:17 PM EDT | Areal Flood Warning | CTP | 3 hr |
| Aug 21, 12:33 AM EDT | Dense Fog Advisory | CTP | 9 hr |
| Aug 22, 5:12 PM EDT | Flood Watch | CTP | 6 hr |
| Aug 22, 7:00 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Aug 22, 7:32 PM EDT | Severe Thunderstorm Warning | CTP | 28 min |
| Aug 22, 7:55 PM EDT | Severe Thunderstorm Warning | CTP | 50 min |
| Aug 22, 7:58 PM EDT | Tornado Warning | CTP | 17 min |
| Aug 22, 8:11 PM EDT | Tornado Warning | CTP | 19 min |
| Aug 22, 8:29 PM EDT | Severe Thunderstorm Warning | CTP | 31 min |
| Aug 22, 9:10 PM EDT | Severe Thunderstorm Warning | CTP | 35 min |
| Aug 27, 3:17 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 1, 4:32 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 2, 9:23 AM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Sep 2, 9:25 AM EDT | Severe Thunderstorm Warning | CTP | 50 min |
| Sep 2, 9:41 AM EDT | Severe Thunderstorm Warning | CTP | 49 min |
| Sep 2, 10:06 AM EDT | Severe Thunderstorm Warning | CTP | 39 min |
| Sep 2, 3:58 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Sep 2, 4:56 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Sep 2, 7:49 PM EDT | Severe Thunderstorm Warning | CTP | 41 min |
| Sep 2, 8:12 PM EDT | Tornado Warning | CTP | 33 min |
| Sep 2, 8:44 PM EDT | Tornado Warning | CTP | 31 min |
| Sep 2, 8:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Sep 2, 9:24 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Sep 2, 9:50 PM EDT | Severe Thunderstorm Warning | CTP | 40 min |
| Sep 2, 10:12 PM EDT | Flash Flood Warning | CTP | 3 hr |
| Sep 2, 11:40 PM EDT | River Flood Warning | CTP | 16 hr |
| Sep 3, 12:23 AM EDT | Severe Thunderstorm Warning | CTP | 61 min |
| Sep 3, 12:27 AM EDT | Areal Flood Warning | CTP | 6 hr |
| Sep 3, 1:14 AM EDT | Areal Flood Warning | CTP | 6 hr |
| Sep 3, 1:32 AM EDT | Severe Thunderstorm Warning | CTP | 43 min |
| Sep 3, 2:07 AM EDT | Mesoscale Discussion | SPC | 113 min |
| Sep 3, 2:12 AM EDT | Flash Flood Warning | CTP | 4 hr |
| Sep 3, 2:42 AM EDT | Flood Watch | CTP | 20 hr |
| Sep 3, 5:46 AM EDT | Areal Flood Warning | CTP | 2 hr |
| Sep 3, 4:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Sep 3, 4:33 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 13, 7:59 PM EDT | Special Weather Statement | CTP | 16 min |
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.