Alert archive / Pennsylvania / 2009
Weather alerts in Pennsylvania, November 2009
12 weather alerts in November 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in November 2009. Tap one for its archive.
- Alerts
- 12
- Warnings
- 2
- Watches
- 1
- Advisories
- 6
- Busiest day
- November 3, 20093 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 | Counties | Lasted |
|---|---|---|---|---|
| Nov 2, 2:55 PM EST | Freeze Watch | PHI | Delaware | 11 hr |
| Nov 2, 11:33 PM EST | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 15 hr |
| Nov 3, 2:09 AM EST | Frost Advisory | PHI | Delaware, Philadelphia | 30 hr |
| Nov 3, 2:09 AM EST | Freeze Warning | PHI | 30 hr | |
| Nov 5, 7:28 PM EST | Special Weather Statement | CTP | Cameron, Elk, McKean, Potter, Tioga, Warren | 107 min |
| Nov 12, 3:00 AM EST | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 3 days |
| Nov 20, 5:35 AM EST | Areal Flood Warning | PHI | Chester | 3 hr |
| Nov 26, 3:07 AM EST | Dense Fog Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 24 more | 6 hr |
| Nov 27, 3:39 AM EST | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 33 hr |
| Nov 27, 9:52 AM EST | Special Weather Statement | CTP | Somerset | 2 hr |
| Nov 27, 3:16 PM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 24 hr |
| Nov 27, 8:38 PM EST | Special Weather Statement | CTP | Cameron, Centre, Clearfield, Clinton, Elk | 52 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 | |
| Special Weather Statement | 3 |
| Flooding | |
| Areal Flood Warning | 1 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Coast and beach | |
| Coastal Flood Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Delaware County5
- Philadelphia County4
- Cameron County3
- Elk County2
- Potter County2
- Tioga County2
- Centre County2
- Clearfield County2
- Clinton County2
- Somerset County2
- McKean County1
- Warren County1
- Chester County1
- Adams County1
- Bedford County1
- Blair County1
- Cambria County1
- Columbia County1
- Cumberland County1
- Dauphin County1
- Franklin County1
- Fulton County1
- Huntingdon County1
- Juniata County1
- Lancaster County1
- Lebanon County1
- Lycoming County1
- Mifflin County1
- Montour County1
- Northumberland County1
- Perry County1
- Schuylkill County1
- Snyder County1
- Sullivan County1
- Union County1
- York County1
- Bradford County1
- Lackawanna County1
- Luzerne County1
- Pike County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.