Alert archive / Maine / Franklin County

Weather alerts in Franklin County, Maine, 2010

111 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Franklin County and its neighbors

Each county as a circle sized by its count in 2010. Tap one for its archive.

Alerts
111
Warnings
21
Watches
15
Advisories
39
Busiest month
July19 alerts
Busiest day
June 20, 20108 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

Franklin County, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings7271%10%
Flash flood warnings00

Each office's whole area, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Gray, ME: tornado warnings6350%1060%3 min
NWS Gray, ME: severe thunderstorm warnings845633%16582%26 min
NWS Gray, ME: flash flood warnings4250%367%126 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.

IssuedProductOfficeLasted
Jan 1, 3:03 AM ESTWinter Weather AdvisoryGYX24 hr
Jan 2, 3:27 AM ESTWinter Storm WarningGYX31 hr
Jan 2, 11:17 AM ESTMesoscale DiscussionSPC4 hr
Jan 18, 9:22 PM ESTWinter Storm WatchGYX14 hr
Jan 19, 11:32 AM ESTWinter Storm WarningGYX23 hr
Jan 19, 11:32 AM ESTWinter Weather AdvisoryGYX23 hr
Jan 24, 3:34 AM ESTFlood WatchGYX56 hr
Jan 24, 3:38 AM ESTWinter Weather AdvisoryGYX30 hr
Jan 25, 3:11 AM ESTWind AdvisoryGYX19 hr
Jan 28, 3:26 PM ESTWind AdvisoryGYX23 hr
Jan 29, 2:41 PM ESTWind Chill WarningGYX16 hr
Feb 23, 2:59 AM ESTWinter Storm WatchGYX13 hr
Feb 23, 3:58 PM ESTWinter Storm WarningGYX71 hr
Feb 23, 3:58 PM ESTWinter Weather AdvisoryGYX41 hr
Feb 25, 3:02 AM ESTWind AdvisoryGYX25 hr
Feb 28, 3:50 PM ESTWinter Storm WarningGYX7 hr
Feb 28, 3:50 PM ESTWinter Weather AdvisoryGYX12 hr
Mar 22, 3:04 AM EDTFlood WatchGYX48 hr
Mar 23, 1:37 PM EDTRiver Flood WarningGYX9 hr
Mar 28, 3:27 AM EDTFlood WatchGYX3 days
Apr 17, 3:01 AM EDTWinter Weather AdvisoryGYX12 hr
Apr 26, 3:33 AM EDTWinter Storm WatchGYX24 hr
Apr 27, 3:33 AM EDTWinter Storm WarningGYX34 hr
May 6, 11:10 AM EDTMesoscale DiscussionSPC2 hr
May 25, 11:00 PM EDTSpecial Weather StatementGYX60 min
May 26, 12:01 AM EDTSpecial Weather StatementGYX44 min
May 26, 1:24 AM EDTSpecial Weather StatementGYX81 min
Jun 2, 7:54 PM EDTSpecial Weather StatementGYX36 min
Jun 5, 1:42 PM EDTTornado WatchSPC6 hr
Jun 5, 5:16 PM EDTSpecial Weather StatementGYX29 min
Jun 8, 3:12 PM EDTFrost AdvisoryGYX16 hr
Jun 15, 2:58 PM EDTFrost AdvisoryGYX17 hr
Jun 20, 11:33 AM EDTMesoscale DiscussionSPC117 min
Jun 20, 11:55 AM EDTSpecial Weather StatementGYX65 min
Jun 20, 12:25 PM EDTSpecial Weather StatementGYX50 min
Jun 20, 12:28 PM EDTSpecial Weather StatementGYX47 min
Jun 20, 12:36 PM EDTSevere Thunderstorm WatchSPC5 hr
Jun 20, 1:02 PM EDTSevere Thunderstorm WarningGYX58 min
Jun 20, 1:29 PM EDTSpecial Weather StatementGYX46 min
Jun 20, 2:07 PM EDTSevere Thunderstorm WarningGYX38 min
Jun 24, 1:05 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 24, 3:07 PM EDTMesoscale DiscussionSPC53 min
Jun 28, 9:54 PM EDTSevere Thunderstorm WarningGYX51 min
Jun 29, 11:50 AM EDTMesoscale DiscussionSPC2 hr
Jul 7, 6:55 PM EDTAreal Flood AdvisoryGYX3 hr
Jul 8, 2:19 PM EDTAreal Flood AdvisoryGYX3 hr
Jul 8, 5:32 PM EDTAreal Flood AdvisoryGYX118 min
Jul 11, 1:35 PM EDTSpecial Weather StatementGYX40 min
Jul 12, 1:06 PM EDTSpecial Weather StatementGYX39 min
Jul 12, 1:53 PM EDTSpecial Weather StatementGYX52 min
Jul 12, 3:20 PM EDTSpecial Weather StatementGYX40 min
Jul 13, 4:07 PM EDTSpecial Weather StatementGYX53 min
Jul 13, 5:13 PM EDTAreal Flood AdvisoryGYX3 hr
Jul 13, 5:21 PM EDTAreal Flood AdvisoryGYX3 hr
Jul 16, 1:23 PM EDTMesoscale DiscussionSPC97 min
Jul 21, 10:43 AM EDTMesoscale DiscussionSPC2 hr
Jul 21, 11:27 AM EDTSevere Thunderstorm WatchSPC9 hr
Jul 21, 1:59 PM EDTMesoscale DiscussionSPC61 min
Jul 21, 3:41 PM EDTMesoscale DiscussionSPC64 min
Jul 21, 4:14 PM EDTSevere Thunderstorm WarningGYX46 min
Jul 21, 5:17 PM EDTSevere Thunderstorm WarningGYX43 min
Jul 22, 4:50 PM EDTSpecial Weather StatementGYX40 min
Jul 22, 5:50 PM EDTSpecial Weather StatementGYX25 min
Aug 2, 3:19 PM EDTSpecial Weather StatementGYX56 min
Aug 2, 5:43 PM EDTSpecial Weather StatementGYX47 min
Aug 4, 3:18 PM EDTMesoscale DiscussionSPC57 min
Aug 9, 5:37 PM EDTMesoscale DiscussionSPC53 min
Aug 10, 3:26 PM EDTSpecial Weather StatementGYX64 min
Aug 10, 3:35 PM EDTMesoscale DiscussionSPC85 min
Aug 10, 4:26 PM EDTSpecial Weather StatementGYX64 min
Aug 10, 4:40 PM EDTSevere Thunderstorm WarningGYX35 min
Aug 10, 5:48 PM EDTSevere Thunderstorm WarningGYX42 min
Sep 1, 9:57 AM EDTHeat AdvisoryGYX8 hr
Sep 2, 2:35 AM EDTHeat AdvisoryGYX15 hr
Sep 17, 3:08 AM EDTFrost AdvisoryGYX27 hr
Sep 20, 3:12 PM EDTFrost AdvisoryGYX16 hr
Sep 29, 3:46 PM EDTFlood WatchGYX46 hr
Oct 1, 12:25 AM EDTWind AdvisoryGYX13 hr
Oct 2, 3:04 PM EDTFrost AdvisoryGYX16 hr
Oct 2, 3:04 PM EDTFreeze WarningGYX16 hr
Oct 14, 3:21 PM EDTFlood WatchGYX24 hr
Oct 14, 3:27 PM EDTWind AdvisoryGYX21 hr
Oct 15, 12:51 PM EDTWind AdvisoryGYX7 hr
Nov 7, 3:34 PM ESTWinter Weather AdvisoryGYX19 hr
Nov 7, 10:55 PM ESTMesoscale DiscussionSPC4 hr
Nov 17, 2:51 PM ESTWind AdvisoryGYX16 hr
Nov 20, 3:00 AM ESTWind AdvisoryGYX15 hr
Nov 22, 3:08 AM ESTWinter Weather AdvisoryGYX19 hr
Nov 23, 2:26 PM ESTDense Fog AdvisoryGYX5 hr
Nov 23, 2:26 PM ESTWind AdvisoryGYX28 hr
Nov 25, 3:26 AM ESTWinter Weather AdvisoryGYX34 hr
Nov 26, 5:20 AM ESTMesoscale DiscussionSPC4 hr
Nov 26, 10:04 AM ESTWinter Weather AdvisoryGYX3 hr
Dec 2, 3:04 PM ESTWinter Storm WatchGYX21 hr
Dec 3, 12:00 PM ESTWinter Weather AdvisoryGYX24 hr
Dec 5, 3:12 PM ESTWinter Weather AdvisoryGYX28 hr
Dec 6, 3:49 AM ESTWinter Storm WarningGYX23 hr
Dec 11, 3:16 PM ESTFlood WatchGYX43 hr
Dec 12, 3:01 PM ESTWind AdvisoryGYX14 hr
Dec 13, 12:07 AM ESTAreal Flood WarningGYX18 hr
Dec 13, 10:04 AM ESTRiver Flood WarningGYX18 hr
Dec 13, 6:03 PM ESTAreal Flood WarningGYX3 hr
Dec 13, 9:43 PM ESTAreal Flood AdvisoryGYX4 hr
Dec 14, 3:43 AM ESTWinter Weather AdvisoryGYX8 hr
Dec 22, 10:55 PM ESTWinter Weather AdvisoryGYX10 hr
Dec 25, 3:01 PM ESTWinter Storm WatchGYX13 hr
Dec 26, 3:40 AM ESTBlizzard WarningGYX38 hr
Dec 26, 3:40 AM ESTWinter Storm WarningGYX38 hr
Dec 26, 8:38 PM ESTMesoscale DiscussionSPC6 hr
Dec 27, 3:30 AM ESTMesoscale DiscussionSPC4 hr
Dec 27, 2:28 PM ESTWind Chill AdvisoryGYX12 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 archive20092011

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.