Weather alerts in Guam, 2012
83 weather alerts in 2012, 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
- 83
- Warnings
- 9
- Watches
- 6
- Advisories
- 67
- Busiest month
- August19 alerts
- Busiest day
- May 21, 20125 alerts
Over time
By month
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 |
|---|---|---|---|---|
| Jan 6, 12:43 AM CST | Small Craft Advisory | GUM | 6 days | |
| Jan 9, 7:34 PM CST | High Surf Advisory | GUM | 53 hr | |
| Jan 14, 6:59 PM CST | High Surf Advisory | GUM | 29 hr | |
| Jan 26, 3:30 PM CST | Small Craft Advisory | GUM | 59 hr | |
| Jan 27, 2:57 AM CST | High Surf Advisory | GUM | 46 hr | |
| Jan 30, 2:00 PM CST | High Surf Advisory | GUM | 53 hr | |
| Feb 4, 12:05 AM CST | Small Craft Advisory for Hazardous Seas | GUM | 4 days | |
| Feb 4, 5:30 PM CST | High Surf Advisory | GUM | 25 hr | |
| Feb 12, 12:52 AM CST | Small Craft Advisory for Winds | GUM | 25 hr | |
| Feb 13, 12:53 AM CST | High Surf Advisory | GUM | 48 hr | |
| Feb 13, 2:53 PM CST | Small Craft Advisory | GUM | 34 hr | |
| Feb 15, 12:00 AM CST | Small Craft Advisory for Hazardous Seas | GUM | 18 hr | |
| Feb 27, 11:00 PM CST | Small Craft Advisory | GUM | 4 days | |
| Feb 28, 4:52 PM CST | Special Marine Warning | GUM | 3 hr | |
| Feb 28, 11:32 PM CST | High Surf Advisory | GUM | 50 hr | |
| Mar 3, 1:56 AM CST | Small Craft Advisory | GUM | 3 days | |
| Mar 6, 12:48 AM CST | Small Craft Advisory for Hazardous Seas | GUM | 62 hr | |
| Mar 14, 1:00 AM CDT | Small Craft Advisory | GUM | 4 days | |
| Mar 14, 9:15 PM CDT | Fire Weather Watch | GUM | 24 hr | |
| Mar 15, 1:15 AM CDT | High Surf Advisory | GUM | 4 days | |
| Mar 15, 1:15 AM CDT | Wind Advisory | GUM | 26 hr | |
| Mar 15, 2:20 PM CDT | Rip Current Statement | GUM | 71 hr | |
| Mar 15, 7:56 PM CDT | Red Flag Warning | GUM | 8 hr | |
| Mar 15, 8:56 PM CDT | Fire Weather Watch | GUM | 30 hr | |
| Mar 29, 8:37 PM CDT | Small Craft Advisory for Winds | GUM | 22 hr | |
| Apr 8, 8:00 PM CDT | Fire Weather Watch | GUM | 52 hr | |
| Apr 10, 10:48 PM CDT | Red Flag Warning | GUM | 4 hr | |
| Apr 10, 11:48 PM CDT | Fire Weather Watch | GUM | 4 days | |
| May 21, 1:05 AM CDT | Small Craft Advisory | GUM | 18 hr | |
| May 21, 4:00 PM CDT | Special Marine Warning | GUM | 2 hr | |
| May 21, 4:04 PM CDT | Areal Flood Advisory | GUM | 3 hr | |
| May 21, 6:19 PM CDT | Tropical Storm Watch | GUM | 11 hr | |
| May 21, 6:19 PM CDT | Tropical Storm Warning | GUM | 11 hr | |
| May 22, 4:35 AM CDT | Small Craft Advisory | GUM | 20 hr | |
| Jul 12, 7:57 PM CDT | Areal Flood Advisory | GUM | 2 hr | |
| Jul 12, 8:18 PM CDT | Areal Flood Advisory | GUM | 102 min | |
| Jul 14, 1:04 AM CDT | Areal Flood Advisory | GUM | 116 min | |
| Jul 25, 8:27 PM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Jul 26, 4:50 PM CDT | Areal Flood Advisory | GUM | 61 min | |
| Jul 31, 1:29 AM CDT | High Surf Advisory | GUM | 6 days | |
| Aug 2, 1:44 AM CDT | Small Craft Advisory for Hazardous Seas | GUM | 24 hr | |
| Aug 4, 1:01 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 7, 4:22 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 7, 11:46 PM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 8, 1:13 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 8, 4:36 AM CDT | Areal Flood Advisory | GUM | 4 hr | |
| Aug 11, 10:51 PM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 13, 7:47 PM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 18, 10:08 PM CDT | Small Craft Advisory for Winds | GUM | 4 hr | |
| Aug 19, 1:03 AM CDT | Small Craft Advisory | GUM | 24 hr | |
| Aug 19, 1:03 AM CDT | High Surf Advisory | GUM | 24 hr | |
| Aug 19, 4:28 AM CDT | Special Marine Warning | GUM | 62 min | |
| Aug 19, 5:48 AM CDT | Special Marine Warning | GUM | 27 min | |
| Aug 22, 1:32 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 22, 2:13 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Aug 24, 1:35 AM CDT | High Surf Advisory | GUM | 37 hr | |
| Aug 26, 10:21 AM CDT | Areal Flood Advisory | GUM | 6 hr | |
| Aug 27, 8:50 PM CDT | Flash Flood Warning | GUM | 4 hr | |
| Aug 28, 12:12 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Sep 2, 2:53 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Sep 5, 1:03 AM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Sep 14, 6:12 PM CDT | High Surf Advisory | GUM | 32 hr | |
| Sep 22, 10:22 AM CDT | Areal Flood Advisory | GUM | 6 hr | |
| Sep 24, 1:20 AM CDT | High Surf Advisory | GUM | 4 days | |
| Sep 30, 11:37 PM CDT | High Surf Advisory | GUM | 6 days | |
| Oct 1, 7:26 AM CDT | Small Craft Advisory | GUM | 36 hr | |
| Oct 11, 10:29 PM CDT | Areal Flood Advisory | GUM | 3 hr | |
| Oct 12, 1:15 AM CDT | High Surf Advisory | GUM | 6 days | |
| Oct 20, 2:42 AM CDT | High Surf Advisory | GUM | 41 hr | |
| Oct 23, 12:18 AM CDT | High Surf Advisory | GUM | 4 days | |
| Nov 16, 6:57 PM CST | Small Craft Advisory for Winds | GUM | 7 hr | |
| Dec 12, 7:27 PM CST | Small Craft Advisory for Winds | GUM | 19 hr | |
| Dec 13, 1:55 PM CST | Small Craft Advisory | GUM | 3 days | |
| Dec 14, 12:00 AM CST | High Surf Advisory | GUM | 22 hr | |
| Dec 14, 2:10 PM CST | High Surf Warning | GUM | 28 hr | |
| Dec 14, 3:10 PM CST | High Surf Advisory | GUM | 51 hr | |
| Dec 18, 7:58 PM CST | Fire Weather Watch | GUM | 3 days | |
| Dec 19, 12:25 AM CST | Small Craft Advisory | GUM | 4 days | |
| Dec 20, 12:33 AM CST | High Surf Advisory | GUM | 3 days | |
| Dec 20, 8:00 PM CST | Wind Advisory | GUM | 6 hr | |
| Dec 25, 10:58 AM CST | Small Craft Advisory | GUM | 11 days | |
| Dec 26, 11:09 AM CST | High Surf Advisory | GUM | 10 days | |
| Dec 27, 1:04 PM CST | Wind Advisory | GUM | 13 hr |
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 | 21 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 5 |
| Tropical | |
| Tropical Storm Warning | 1 |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| High Surf Warning | 1 |
| High Surf Advisory | 21 |
| Rip Current Statement | 1 |
| Marine | |
| Special Marine Warning | 4 |
| Small Craft Advisory | 13 |
| Small Craft Advisory for Hazardous Seas | 4 |
| Small Craft Advisory for Winds | 5 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.