Alert archive / Guam / 2020
Weather alerts in Guam, October 2020
15 weather alerts in October 2020, 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
- 15
- Warnings
- 3
- Watches
- 1
- Advisories
- 9
- Busiest day
- October 11, 20204 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 |
|---|---|---|---|---|
| Oct 2, 10:43 PM CDT | Areal Flood Advisory | GUM | 62 min | |
| Oct 2, 11:49 PM CDT | Areal Flood Advisory | GUM | 105 min | |
| Oct 3, 5:20 AM CDT | Areal Flood Advisory | GUM | 97 min | |
| Oct 9, 10:36 PM CDT | Areal Flood Advisory | GUM | 54 min | |
| Oct 10, 7:10 PM CDT | Areal Flood Advisory | GUM | 2 hr | |
| Oct 10, 8:53 PM CDT | Rip Current Statement | GUM | 23 hr | |
| Oct 10, 8:53 PM CDT | High Surf Advisory | GUM | 23 hr | |
| Oct 11, 12:16 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Oct 19, 2:41 AM CDT | Rip Current Statement | GUM | 64 hr | |
| Oct 21, 8:58 PM CDT | Areal Flood Advisory | GUM | 68 min | |
| Oct 29, 2:50 PM CDT | Small Craft Advisory | GUM | 22 hr | |
| Oct 29, 3:31 PM CDT | Severe Thunderstorm Warning | GUM | 29 min | |
| Oct 29, 3:50 PM CDT | Special Marine Warning | GUM | 55 min | |
| Oct 29, 6:02 PM CDT | Tropical Storm Watch | GUM | 9 hr | |
| Oct 29, 8:33 PM CDT | Special Marine Warning | GUM | 57 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 | |
| Severe Thunderstorm Warning | 1 |
| Flooding | |
| Areal Flood Advisory | 7 |
| Tropical | |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| High Surf Advisory | 1 |
| Rip Current Statement | 2 |
| Marine | |
| Special Marine Warning | 2 |
| Small Craft Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.