Alert archive / Guam

Small Craft Advisories in Guam

310 small craft advisories since 1986. 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 small craft advisories reaches back to 2005.

Small Craft Advisories
310
Busiest year
202250 small craft advisories
Average year
21over 15 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

Nearby

Alerts in force nowTornadoes on recordThe radar archive

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.