Alert archive / Pennsylvania / Lycoming County
Weather alerts in Lycoming County, Pennsylvania, 2016
117 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Lycoming County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 117
- Warnings
- 24
- Watches
- 9
- Advisories
- 34
- Busiest month
- October22 alerts
- Busiest day
- October 21, 201611 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Lycoming County, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 14 | 11 | 21% | 15 | 93% | 27 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS State College, PA: tornado warnings | 4 | 3 | 25% | 7 | 71% | 14 min |
| NWS State College, PA: severe thunderstorm warnings | 104 | 73 | 30% | 197 | 79% | 29 min |
| NWS State College, PA: flash flood warnings | 9 | 6 | 33% | 9 | 100% | 46 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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 8, 11:46 AM EST | Freezing Rain Advisory | CTP | 17 hr |
| Jan 8, 2:39 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Jan 10, 4:43 AM EST | Wind Advisory | CTP | 17 hr |
| Jan 12, 2:51 PM EST | Special Weather Statement | CTP | 84 min |
| Jan 12, 3:46 PM EST | Special Weather Statement | CTP | 59 min |
| Jan 22, 4:13 AM EST | Winter Weather Advisory | CTP | 36 hr |
| Jan 25, 9:30 PM EST | Freezing Rain Advisory | CTP | 12 hr |
| Feb 10, 7:28 PM EST | Special Weather Statement | CTP | 62 min |
| Feb 10, 8:28 PM EST | Special Weather Statement | CTP | 77 min |
| Feb 11, 3:06 PM EST | Wind Chill Watch | CTP | 22 hr |
| Feb 12, 4:35 AM EST | Wind Chill Advisory | CTP | 54 hr |
| Feb 12, 1:11 PM EST | Wind Chill Warning | CTP | 46 hr |
| Feb 12, 1:22 PM EST | Wind Advisory | CTP | 28 hr |
| Feb 14, 2:32 PM EST | Winter Weather Advisory | CTP | 43 hr |
| Feb 15, 8:29 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 16, 8:47 AM EST | Special Weather Statement | CTP | 88 min |
| Feb 16, 10:28 AM EST | Winter Weather Advisory | CTP | 6 hr |
| Feb 16, 10:36 AM EST | Special Weather Statement | CTP | 3 hr |
| Feb 16, 1:22 PM EST | Areal Flood Advisory | CTP | 3 hr |
| Feb 16, 4:11 PM EST | Areal Flood Advisory | CTP | 3 hr |
| Feb 23, 3:14 PM EST | Freezing Rain Advisory | CTP | 17 hr |
| Feb 24, 6:03 PM EST | Areal Flood Advisory | CTP | 3 hr |
| Feb 24, 6:12 PM EST | Special Weather Statement | CTP | 33 min |
| Feb 24, 11:18 PM EST | Areal Flood Advisory | CTP | 3 hr |
| Feb 26, 6:39 AM EST | Special Weather Statement | CTP | 51 min |
| Mar 16, 4:08 AM EDT | Dense Fog Advisory | CTP | 6 hr |
| Mar 28, 3:42 AM EDT | Wind Advisory | CTP | 18 hr |
| Apr 1, 4:20 PM EDT | Wind Advisory | CTP | 40 hr |
| Apr 2, 8:34 PM EDT | Special Weather Statement | CTP | 56 min |
| Apr 8, 3:46 AM EDT | Winter Weather Advisory | CTP | 36 hr |
| Apr 18, 1:04 PM EDT | Fire Weather Watch | CTP | 15 hr |
| Apr 19, 4:22 AM EDT | Red Flag Warning | CTP | 16 hr |
| Apr 26, 6:11 AM EDT | Special Weather Statement | CTP | 49 min |
| May 1, 7:39 PM EDT | Special Weather Statement | CTP | 3 hr |
| May 15, 2:23 AM EDT | Freeze Watch | CTP | 11 hr |
| May 15, 1:00 PM EDT | Freeze Warning | CTP | 19 hr |
| May 23, 2:25 AM EDT | Dense Fog Advisory | CTP | 6 hr |
| May 30, 1:55 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 30, 2:50 PM EDT | Special Weather Statement | CTP | 40 min |
| Jun 21, 3:01 AM EDT | Special Weather Statement | CTP | 59 min |
| Jun 28, 1:09 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Jun 28, 2:54 PM EDT | Special Weather Statement | CTP | 36 min |
| Jun 28, 3:20 PM EDT | Severe Thunderstorm Warning | CTP | 55 min |
| Jun 28, 6:27 PM EDT | Special Weather Statement | CTP | 63 min |
| Jun 28, 7:05 PM EDT | Areal Flood Advisory | CTP | 3 hr |
| Jul 8, 12:18 PM EDT | Special Weather Statement | CTP | 57 min |
| Jul 14, 10:05 AM EDT | Mesoscale Discussion | SPC | 115 min |
| Jul 16, 2:26 PM EDT | Special Weather Statement | CTP | 64 min |
| Jul 18, 11:58 AM EDT | Severe Thunderstorm Warning | CTP | 62 min |
| Jul 18, 12:30 PM EDT | Severe Thunderstorm Warning | CTP | 75 min |
| Jul 18, 3:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 25, 10:51 AM EDT | Mesoscale Discussion | SPC | 114 min |
| Jul 25, 12:43 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 25, 3:03 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Jul 25, 3:14 PM EDT | Severe Thunderstorm Warning | CTP | 76 min |
| Jul 25, 4:52 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Jul 31, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | 91 min |
| Aug 1, 6:01 PM EDT | Areal Flood Advisory | CTP | 119 min |
| Aug 1, 6:25 PM EDT | Severe Thunderstorm Warning | CTP | 40 min |
| Aug 10, 6:27 PM EDT | Special Weather Statement | CTP | 33 min |
| Aug 11, 12:38 PM EDT | Heat Advisory | CTP | 3 days |
| Aug 11, 7:38 PM EDT | Special Weather Statement | CTP | 37 min |
| Aug 13, 2:12 PM EDT | Special Weather Statement | CTP | 33 min |
| Aug 13, 4:04 PM EDT | Severe Thunderstorm Warning | CTP | 30 min |
| Aug 13, 6:06 PM EDT | Severe Thunderstorm Warning | CTP | 54 min |
| Aug 13, 6:10 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 13, 6:17 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 13, 7:00 PM EDT | Special Weather Statement | CTP | 45 min |
| Aug 13, 8:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 1:40 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 2:36 PM EDT | Special Weather Statement | CTP | 39 min |
| Aug 16, 2:52 PM EDT | Severe Thunderstorm Warning | CTP | 53 min |
| Aug 16, 3:20 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 16, 3:25 PM EDT | Severe Thunderstorm Warning | CTP | 65 min |
| Aug 16, 8:14 PM EDT | Special Weather Statement | CTP | 61 min |
| Aug 16, 8:31 PM EDT | Special Weather Statement | CTP | 29 min |
| Aug 16, 8:57 PM EDT | Special Weather Statement | CTP | 63 min |
| Sep 18, 5:34 PM EDT | Special Weather Statement | CTP | 26 min |
| Sep 18, 5:49 PM EDT | Severe Thunderstorm Warning | CTP | 56 min |
| Sep 18, 6:40 PM EDT | Severe Thunderstorm Warning | CTP | 47 min |
| Sep 18, 9:36 PM EDT | Areal Flood Advisory | CTP | 114 min |
| Oct 4, 1:18 AM EDT | Dense Fog Advisory | CTP | 8 hr |
| Oct 6, 2:04 AM EDT | Dense Fog Advisory | CTP | 7 hr |
| Oct 10, 4:27 AM EDT | Frost Advisory | CTP | 29 hr |
| Oct 14, 2:35 PM EDT | Frost Advisory | CTP | 18 hr |
| Oct 20, 2:28 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Oct 20, 3:39 PM EDT | Flash Flood Watch | CTP | 23 hr |
| Oct 20, 3:46 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Oct 20, 9:39 PM EDT | Special Weather Statement | CTP | 66 min |
| Oct 20, 10:10 PM EDT | Severe Thunderstorm Warning | CTP | 65 min |
| Oct 20, 10:42 PM EDT | Severe Thunderstorm Warning | CTP | 52 min |
| Oct 20, 10:47 PM EDT | Areal Flood Warning | CTP | 6 hr |
| Oct 20, 11:01 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Oct 21, 12:14 AM EDT | Areal Flood Warning | CTP | 3 hr |
| Oct 21, 12:19 AM EDT | Special Weather Statement | CTP | 26 min |
| Oct 21, 1:39 AM EDT | Areal Flood Warning | CTP | 3 hr |
| Oct 21, 3:30 AM EDT | Flash Flood Warning | CTP | 4 hr |
| Oct 21, 7:24 AM EDT | Areal Flood Warning | CTP | 8 hr |
| Oct 21, 8:02 AM EDT | River Flood Warning | CTP | 6 hr |
| Oct 24, 2:43 PM EDT | Freeze Watch | CTP | 13 hr |
| Oct 25, 3:37 AM EDT | Freeze Warning | CTP | 29 hr |
| Oct 30, 12:09 PM EDT | Special Weather Statement | CTP | 66 min |
| Oct 30, 12:59 PM EDT | Special Weather Statement | CTP | 46 min |
| Nov 19, 4:54 AM EST | Wind Advisory | CTP | 62 hr |
| Nov 23, 9:38 AM EST | Winter Weather Advisory | CTP | 23 hr |
| Nov 29, 9:06 PM EST | Dense Fog Advisory | CTP | 10 hr |
| Nov 30, 11:32 PM EST | Special Weather Statement | CTP | 43 min |
| Dec 10, 2:20 PM EST | Winter Weather Advisory | CTP | 43 hr |
| Dec 13, 5:45 PM EST | Special Weather Statement | CTP | 75 min |
| Dec 14, 3:07 PM EST | Wind Chill Advisory | CTP | 42 hr |
| Dec 15, 7:28 AM EST | Special Weather Statement | CTP | 92 min |
| Dec 16, 3:39 AM EST | Winter Weather Advisory | CTP | 44 hr |
| Dec 17, 3:08 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 17, 11:34 PM EST | Special Weather Statement | CTP | 56 min |
| Dec 23, 2:19 PM EST | Winter Weather Advisory | CTP | 18 hr |
| Dec 25, 2:06 PM EST | Freezing Rain Advisory | CTP | 21 hr |
| Dec 26, 12:44 PM EST | Special Weather Statement | CTP | 46 min |
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 | 14 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 15 |
| Special Weather Statement | 35 |
| Flooding | |
| Areal Flood Warning | 4 |
| Flash Flood Warning | 1 |
| River Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 7 |
| Winter | |
| Freezing Rain Advisory | 4 |
| Winter Weather Advisory | 8 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 2 |
| Wind Chill Warning | 1 |
| Freeze Watch | 2 |
| Wind Chill Watch | 1 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.