Alert archive / Pennsylvania / Delaware County / 2024

Weather alerts in Delaware County, Pennsylvania, August 2024

41 weather alerts in August 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Alerts
41
Warnings
15
Watches
10
Advisories
5
Busiest day
August 3, 20249 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.

IssuedProductOfficeLasted
Aug 1, 2:53 PM EDTMesoscale DiscussionSPC2 hr
Aug 2, 4:17 AM EDTExcessive Heat WarningPHI16 hr
Aug 2, 3:45 PM EDTMesoscale DiscussionSPC60 min
Aug 2, 4:07 PM EDTSevere Thunderstorm WatchSPC4 hr
Aug 2, 4:32 PM EDTSevere Thunderstorm WarningPHI24 min
Aug 2, 9:12 PM EDTSevere Thunderstorm WarningPHI48 min
Aug 2, 9:40 PM EDTFlash Flood WarningPHI4 hr
Aug 3, 3:17 AM EDTHeat AdvisoryPHI17 hr
Aug 3, 12:20 PM EDTFlood WatchPHI9 hr
Aug 3, 12:56 PM EDTMesoscale DiscussionSPC94 min
Aug 3, 1:20 PM EDTSevere Thunderstorm WatchSPC8 hr
Aug 3, 2:53 PM EDTMesoscale DiscussionSPC67 min
Aug 3, 5:38 PM EDTSevere Thunderstorm Warning Considerable damage threatPHI97 min
Aug 3, 6:16 PM EDTSevere Thunderstorm WarningPHI59 min
Aug 5, 3:16 AM EDTFlood WatchPHI48 hr
Aug 6, 9:37 AM EDTHeat AdvisoryPHI9 hr
Aug 6, 1:06 PM EDTMesoscale DiscussionSPC84 min
Aug 6, 1:54 PM EDTSevere Thunderstorm WatchSPC7 hr
Aug 6, 4:00 PM EDTSevere Thunderstorm WarningPHI47 min
Aug 6, 4:29 PM EDTMesoscale DiscussionSPC61 min
Aug 6, 4:32 PM EDTFlash Flood WarningPHI8 hr
Aug 6, 6:31 PM EDTMesoscale DiscussionSPC89 min
Aug 6, 8:29 PM EDTFlash Flood WarningPHI4 hr
Aug 7, 12:07 AM EDTAreal Flood WarningPHI4 hr
Aug 8, 2:20 PM EDTCoastal Flood AdvisoryPHI40 hr
Aug 8, 3:13 PM EDTWind AdvisoryPHI27 hr
Aug 8, 6:04 PM EDTFlood WatchPHI24 hr
Aug 9, 12:12 AM EDTRiver Flood WarningPHI16 hr
Aug 9, 6:17 AM EDTTornado WatchSPC8 hr
Aug 9, 10:26 AM EDTMesoscale DiscussionSPC94 min
Aug 17, 5:01 AM EDTCoastal Flood AdvisoryPHI70 hr
Aug 17, 3:26 PM EDTFlood WatchPHI33 hr
Aug 18, 1:35 AM EDTFlash Flood WarningPHI2 hr
Aug 18, 1:09 PM EDTMesoscale DiscussionSPC96 min
Aug 18, 2:02 PM EDTSevere Thunderstorm WatchSPC8 hr
Aug 18, 3:34 PM EDTSevere Thunderstorm WarningPHI41 min
Aug 18, 4:30 PM EDTMesoscale DiscussionSPC90 min
Aug 19, 2:25 PM EDTMesoscale DiscussionSPC2 hr
Aug 26, 3:20 PM EDTExcessive Heat WatchPHI13 hr
Aug 27, 3:59 AM EDTExcessive Heat WarningPHI40 hr
Aug 29, 11:14 PM EDTFlash Flood WarningPHI3 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

ProductAlerts
Severe storms
Severe Thunderstorm Warning6
Severe Thunderstorm Watch4
Tornado Watch1
Mesoscale Discussion11
Flooding
Areal Flood Warning1
Flash Flood Warning5
River Flood Warning1
Flood Watch4
Heat
Excessive Heat Warning2
Excessive Heat Watch1
Heat Advisory2
Wind and dust
Wind Advisory1
Coast and beach
Coastal Flood Advisory2

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20232025

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.