Alert archive / Guam / 2023
Weather alerts in Guam, September 2023
16 weather alerts in September 2023, 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.
- Alerts
- 16
- Warnings
- 1
- Watches
- 0
- Advisories
- 15
- Busiest day
- September 8, 20235 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 4:10 PM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Sep 7, 5:46 PM CDT | Areal Flood Advisory | GUM | 119 min | |
| Sep 7, 9:42 PM CDT | Areal Flood Advisory | GUM | 2 hr | |
| Sep 7, 10:17 PM CDT | Flash Flood Warning | GUM | 58 min | |
| Sep 8, 1:24 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Sep 8, 8:40 AM CDT | Areal Flood Advisory | GUM | 6 hr | |
| Sep 8, 10:34 AM CDT | Areal Flood Advisory | GUM | 4 hr | |
| Sep 13, 1:39 AM CDT | Areal Flood Advisory | GUM | 111 min | |
| Sep 20, 10:29 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Sep 21, 5:06 AM CDT | Areal Flood Advisory | GUM | 114 min | |
| Sep 21, 6:14 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Sep 23, 8:11 PM CDT | Areal Flood Advisory | GUM | 2 hr | |
| Sep 23, 11:11 PM CDT | Areal Flood Advisory | GUM | 49 min | |
| Sep 26, 2:13 PM CDT | Areal Flood Advisory | GUM | 6 hr | |
| Sep 27, 12:24 AM CDT | Areal Flood Advisory | GUM | 51 min | |
| Sep 30, 1:54 AM CDT | Areal Flood Advisory | GUM | 43 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Flooding | |
| Flash Flood Warning | 1 |
| Areal Flood Advisory | 15 |
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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. Rebuilt daily.