GUAM County, Guam
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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
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Aviation Weather Warning
GUZ001-222000-

AIRPORT WEATHER WARNING FOR GUAM INTERNATIONAL AIRPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
135 AM CHST TUE SEP 23 2014

A THUNDERSTORM ADVISORY IS NOW IN EFFECT FOR THE GUAM INTERNATIONAL
AIRPORT UNTIL 700 AM. THUNDERSTORMS ARE POSSIBLE WITHIN 20 NAUTICAL
MILES OF THE AIRPORT COMPLEX.

THUNDERSTORMS PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING. BE ALERT
AND TAKE PRECAUTIONS AS REQUIRED.

$$

Special Weather Statement
GUZ001>004-230500-
GUAM-ROTA-TINIAN-SAIPAN-
145 PM CHST MON SEP 22 2014

...AN AREA OF DISTURBED WEATHER FORMING SOUTHEAST OF GUAM...

A MONSOON TROUGH HAS BECOME VERY ACTIVE FROM SOUTH OF GUAM TO THE
NORTH OF CHUUK. A BROAD ILL-DEFINED CIRCULATION IS CENTERED NEAR
11N151E...WHICH IS ABOUT 450 MILES SOUTHEAST OF GUAM. SCATTERED
SHOWERS AND A FEW THUNDERSTORMS ARE IN SEVERAL LARGE AREAS TO THE
SOUTH AND EAST OF THE MARIANA ISLANDS.

MOST COMPUTER MODELS INDICATE THE CIRCULATION WILL BECOME BETTER
ORGANIZED AND MOVE NORTHWEST TOWARD THE NORTHERN MARIANA ISLANDS IN
THE COMING DAYS. THE MONSOON TROUGH IS ALSO EXPECTED TO LIFT
NORTHWARD AND CAUSE PERIODS OF SHOWERS ALONG WITH GUSTY WEST TO
SOUTHWEST WINDS FOR BOTH GUAM AND THE COMMONWEALTH OF THE NORTHERN
MARIANA ISLANDS THROUGH THE END OF THIS WEEK.

THIS IS A DYNAMIC AND DEVELOPING WEATHER PATTERN THAT WILL NEED TO
BE MONITORED CLOSELY...SO PLEASE STAY INFORMED ON THIS DEVELOPING
SITUATION. KEEP ABREAST OF THE LATEST FORECASTS AND LISTEN FOR ANY
FURTHER STATEMENTS OR WARNINGS FROM THE NATIONAL WEATHER SERVICE AND
YOUR LOCAL EMERGENCY MANAGEMENT OFFICE.

$$

National Weather Service

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