Alert archive / Guam / 2009
Weather alerts in Guam, December 2009
9 weather alerts in December 2009, 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
- 9
- Warnings
- 0
- Watches
- 0
- Advisories
- 9
- Busiest day
- December 1, 20093 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 |
|---|---|---|---|---|
| Dec 1, 1:27 AM CST | Small Craft Advisory for Winds | GUM | 23 hr | |
| Dec 1, 1:45 PM CST | Areal Flood Advisory | GUM | 3 hr | |
| Dec 1, 4:57 PM CST | Areal Flood Advisory | GUM | 6 hr | |
| Dec 1, 11:41 PM CST | Small Craft Advisory | GUM | 25 hr | |
| Dec 21, 1:04 AM CST | High Surf Advisory | GUM | 5 days | |
| Dec 22, 2:08 PM CST | Small Craft Advisory | GUM | 24 hr | |
| Dec 23, 1:28 AM CST | Areal Flood Advisory | GUM | 6 hr | |
| Dec 23, 1:04 PM CST | Areal Flood Advisory | GUM | 3 hr | |
| Dec 23, 3:50 PM CST | Areal Flood Advisory | GUM | 3 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Flooding | |
| Areal Flood Advisory | 5 |
| Coast and beach | |
| High Surf Advisory | 1 |
| Marine | |
| Small Craft Advisory | 2 |
| Small Craft Advisory for Winds | 1 |
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.