Alert archive / Guam / High Surf Advisories

High Surf Advisories in Guam, 2020

19 high surf advisories in 2020. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of high surf advisories reaches back to 2005.

High Surf Advisories
19
Busiest month
January3 high surf advisories
Busiest day
March 27, 20202 high surf advisories

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.

IssuedProductOfficeCountiesLasted
Jan 1, 12:39 AM CSTHigh Surf AdvisoryGUM60 hr
Jan 7, 8:25 PM CSTHigh Surf AdvisoryGUM28 hr
Jan 20, 3:04 PM CSTHigh Surf AdvisoryGUM57 hr
Feb 1, 5:23 PM CSTHigh Surf AdvisoryGUM45 hr
Feb 6, 1:38 AM CSTHigh Surf AdvisoryGUM46 hr
Feb 10, 1:06 PM CSTHigh Surf AdvisoryGUM7 days
Mar 1, 12:38 AM CSTHigh Surf AdvisoryGUM12 hr
Mar 27, 1:37 AM CDTHigh Surf AdvisoryGUM14 hr
Mar 27, 1:37 AM CDTHigh Surf AdvisoryGUM37 hr
Apr 14, 2:46 PM CDTHigh Surf AdvisoryGUM70 hr
Aug 31, 9:55 PM CDTHigh Surf AdvisoryGUM50 hr
Sep 4, 12:58 PM CDTHigh Surf AdvisoryGUM36 hr
Oct 10, 8:53 PM CDTHigh Surf AdvisoryGUM23 hr
Nov 16, 12:02 PM CSTHigh Surf AdvisoryGUM48 hr
Nov 20, 1:40 AM CSTHigh Surf AdvisoryGUM12 hr
Nov 27, 12:34 PM CSTHigh Surf AdvisoryGUM4 days
Dec 18, 4:06 PM CSTHigh Surf AdvisoryGUM22 hr
Dec 19, 8:59 PM CSTHigh Surf AdvisoryGUM17 hr
Dec 22, 4:38 AM CSTHigh Surf AdvisoryGUM56 hr

The busiest days

Days with the most alerts issued, by UTC date.

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. Rebuilt daily.