GUAM County, Guam
To view the watches and warnings information that we have available you will need to select your city, county, or state first.
Enter City, State or Zip Code to Select a Location from the List
Watch/Warnings
Click to view enlarged map

The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: GUAM County, Guam
« View county list

Aviation Weather Warning
GUZ001-302100-

AIRPORT WEATHER WARNING FOR GUAM INTERNATIONAL AIRPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
650 PM CHST WED JUL 30 2014

A HIGH WIND ADVISORY REMAINS IN EFFECT UNTIL 700 AM THURSDAY.

WINDS WITHIN 5 NM OF THE AIRPORT WILL BE FROM THE WEST-SOUTHWEST OR
240 DEGREES AT 20 TO 30 KT WITH GUSTS TO 40 KT BECOMING SOUTHWEST OR
220 DEGREES AT 15 TO 25 KT WITH GUSTS TO 35 KT AROUND 100 AM
THURSDAY MORNING. THE STRONGEST GUSTS WILL BE ASSOCIATED WITH HEAVY
SHOWERS.

$$

Flash Flood Watch
GUZ001>004-290815-
/X.NEW.PGUM.FF.A.0001.140729T0003Z-140731T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUAM-ROTA-TINIAN-SAIPAN-
1003 AM CHST TUE JUL 29 2014

...FLASH FLOOD WATCH IN EFFECT THROUGH THURSDAY MORNING...

THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A

* FLASH FLOOD WATCH FOR GUAM...ROTA...TINIAN AND SAIPAN.

* NOW THROUGH THURSDAY MORNING.

* RAINFALL OF 3 TO 5 INCHES ARE PROBABLE BY NOON WEDNESDAY.

* STAY AWAY FROM FLOODED ROADS AND PAY ATTENTION TO STREAM AND
RIVER LEVELS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

High Surf Advisory
GUZ001-002-302100-
/X.EXA.PGUM.SU.Y.0018.000000T0000Z-140802T2000Z/
GUAM-ROTA-
1001 PM CHST WED JUL 30 2014

...HIGH SURF ADVISORY IN EFFECT UNTIL 6 AM CHST SUNDAY...

THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM CHST SUNDAY.

HAZARDOUS SURF OF 10 TO 14 FEET IS EXPECTED ALONG SOUTH AND WEST
FACING SHORES TONIGHT. SURF WILL GRADUALLY SUBSIDE TO BETWEEN 8
AND 10 BY FRIDAY NIGHT. SURF WILL LIKELY REMAIN HAZARDOUS THROUGH
THE WEEKEND AS WEST SWELL FROM HALONG CONTINUES TO AFFECT THE
MARIANAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AVOID VENTURING NEAR EXPOSED REEFS AND BEACHES...ESPECIALLY THOSE
ALONG ALL REEFS AS RIP CURRENTS ARE LIFE THREATENING. STAY OUT OF
THE WATER.

&&

$$

National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
Weather Alerts by Type
Aviation Weather Warning
Coastal Flood Warning
Dense Fog Advisory
Excessive Heat Warning
Fire Weather Warning
Fire Weather Watch
Flash Flood Watch
Flood Advisory
Flood Statement
Flood Warning
Heat Advisory
High Surf Advisory
Special Weather Statement
Additional Severe Weather Maps
Severe Outlook Today
Severe Outlook Today
WSI's Severe Outlook Map displays current Watches, Warnings and Advisories via County Fill colors.
Severe Outlook Tomorrow
Severe Outlook Tomorrow
WSI's Severe Outlook Forecast Map displaying projected Watches, Warnings and Advisories.
THUNDERcast
THUNDERcast
The THUNDERcast map shows areas of probability for regional or national thunderstorms for the current day.
1Km Storm Watch
1Km Storm Watch
The 1Km map allows you to view 1 kilometer (km) resolution radar imagery both nationally and regionally.
Metro Storm Watch
Metro Storm Watch
The Metro map allows you to view 1 kilometer (km) resolution radar imagery.
Advertisements
Track Severe Weather on mobile