Alert archive / Pennsylvania / Montgomery County / 2021
Weather alerts in Montgomery County, Pennsylvania, June 2021
36 weather alerts in June 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 36
- Warnings
- 12
- Watches
- 6
- Advisories
- 9
- Busiest day
- June 3, 20218 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 | Lasted |
|---|---|---|---|
| Jun 3, 9:37 AM EDT | Flash Flood Watch | PHI | 12 hr |
| Jun 3, 1:46 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Jun 3, 2:48 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 3, 4:47 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 3, 5:20 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| Jun 3, 6:19 PM EDT | Flash Flood Warning | PHI | 115 min |
| Jun 3, 7:09 PM EDT | Flash Flood Warning | PHI | 2 hr |
| Jun 3, 7:13 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| Jun 4, 2:21 PM EDT | Severe Thunderstorm Warning | PHI | 21 min |
| Jun 4, 2:24 PM EDT | Severe Thunderstorm Warning | PHI | 51 min |
| Jun 4, 2:26 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 4, 3:09 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 4, 3:14 PM EDT | Severe Thunderstorm Warning | PHI | 46 min |
| Jun 4, 3:16 PM EDT | Areal Flood Advisory | PHI | 98 min |
| Jun 4, 4:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 5, 3:35 PM EDT | Heat Advisory | PHI | 4 days |
| Jun 8, 1:18 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| Jun 8, 1:35 PM EDT | Flash Flood Warning | PHI | 5 hr |
| Jun 8, 2:43 PM EDT | Special Weather Statement | PHI | 32 min |
| Jun 8, 3:21 PM EDT | Flash Flood Warning | PHI | 3 hr |
| Jun 9, 4:54 PM EDT | Flash Flood Warning | PHI | 112 min |
| Jun 14, 1:40 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 14, 2:06 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 14, 6:18 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Jun 14, 7:55 PM EDT | Severe Thunderstorm Warning | PHI | 50 min |
| Jun 14, 8:34 PM EDT | Severe Thunderstorm Warning | PHI | 41 min |
| Jun 14, 9:12 PM EDT | Areal Flood Advisory | PHI | 74 min |
| Jun 21, 4:35 AM EDT | Heat Advisory | PHI | 15 hr |
| Jun 21, 1:51 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jun 21, 4:33 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 21, 6:15 PM EDT | Mesoscale Discussion | SPC | 60 min |
| Jun 21, 7:12 PM EDT | Severe Thunderstorm Warning | PHI | 48 min |
| Jun 27, 3:19 AM EDT | Heat Advisory | PHI | 4 days |
| Jun 28, 3:13 PM EDT | Excessive Heat Warning | PHI | 53 hr |
| Jun 28, 3:13 PM EDT | Heat Advisory | PHI | 53 hr |
| Jun 30, 3:19 PM EDT | Flash Flood Watch | PHI | 26 hr |
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 | 6 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 1 |
| Flooding | |
| Flash Flood Warning | 5 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 5 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 4 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.