GUAM County, Guam
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Watch/Warnings
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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
GUZ001-051000-

AIRPORT WEATHER WARNING FOR GUAM INTERNATIONAL AIRPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
400 PM CHST SUN JUL 5 2015

A THUNDERSTORM ADVISORY REMAINS IN EFFECT FOR GUAM INTERNATIONAL
AIRPORT UNTIL 800 PM THIS EVENING. THUNDERSTORMS ARE EXPECTED
WITHIN 20 NAUTICAL MILES OF THE AIRPORT.

AN AIRPORT WIND ADVISORY REMAINS IN EFFECT FOR GUAM INTERNATIONAL
AIRPORT UNTIL 800 PM THIS EVENING. SUSTAINED WINDS FROM THE WEST OR
270 DEGREES AT 15 TO 25 KNOTS WITH FREQUENT GUSTS TO 30 KNOTS ARE
EXPECTED WITHIN 5 NM OF THE AIRPORT. GUSTS TO 40 KNOTS ARE POSSIBLE
IN HEAVY SHOWERS.

BE ALERT AND TAKE PRECAUTIONS AS REQUIRED.

$$

Flash Flood Warning
GUC010-100-050715-
/O.NEW.PGUM.FF.W.0007.150705T0420Z-150705T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TIYAN GU
213 PM CHST SUN JUL 5 2015

THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
ROTA...GUAM...

* UNTIL 515 PM CHST

* AT 213 PM CHST...DOPPLER RADAR INDICATED HEAVY SHOWERS ACROSS GUAM
AND ROTA. 7 TO 10 INCHES OF RAIN HAVE ALREADY FALLEN ON GUAM WITH 5
TO 8 INCHES OVER ROTA. FLASH FLOODING IS EXPECTED TO CONTINUE OVER
THE NEXT SEVERAL HOURS.

* ADDITIONAL RAINFALL AMOUNTS OF 3 TO 5 INCHES ARE LIKELY FOR BOTH
ISLANDS IN THE NEXT 3 TO 6 HOURS. FLASH FLOODING IS EXPECTED IN
LOW-LYING AREAS AND NEAR RIVERS AND STREAMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF LIVING NEAR RIVERS AND STREAMS...MOVE TO HIGHER GROUND NOW. ACT
QUICKLY TO PROTECT YOUR LIFE. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN
IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. STAY AWAY FROM
RIVER BANKS AND CULVERTS AS THEY CAN BECOME UNSTABLE AND UNSAFE.

TURN AROUND...DO NOT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES. ONLY 2 FEET OF RUNNING WATER WILL BE
ENOUGH TO CARRY A VEHICLE AWAY.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 1343 14463 1352 14481 1412 14511 1420 14527
1419 14528 1411 14521 1413 14516 1377 14494
1361 14490 1359 14495 1353 14494 1342 14478
1328 14476 1323 14467

$$

Flash Flood Warning
GUC010-100-051015-
/O.NEW.PGUM.FF.W.0008.150705T0423Z-150705T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED...CORRECTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TIYAN GU
213 PM CHST SUN JUL 5 2015

CORRECTED VALID TIME

THE NATIONAL WEATHER SERVICE IN TIYAN GUAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
ROTA...GUAM...

* UNTIL 815 PM CHST

* AT 213 PM CHST...DOPPLER RADAR INDICATED HEAVY SHOWERS ACROSS GUAM
AND ROTA. 7 TO 10 INCHES OF RAIN HAVE ALREADY FALLEN ON GUAM WITH 5
TO 8 INCHES OVER ROTA. FLASH FLOODING IS EXPECTED TO CONTINUE OVER
THE NEXT SEVERAL HOURS.

* ADDITIONAL RAINFALL AMOUNTS OF 3 TO 5 INCHES ARE LIKELY FOR BOTH
ISLANDS IN THE NEXT 3 TO 6 HOURS. FLASH FLOODING IS EXPECTED IN
LOW-LYING AREAS AND NEAR RIVERS AND STREAMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF LIVING NEAR RIVERS AND STREAMS...MOVE TO HIGHER GROUND NOW. ACT
QUICKLY TO PROTECT YOUR LIFE. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN
IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. STAY AWAY FROM
RIVER BANKS AND CULVERTS AS THEY CAN BECOME UNSTABLE AND UNSAFE.

TURN AROUND...DO NOT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES. ONLY 2 FEET OF RUNNING WATER WILL BE
ENOUGH TO CARRY A VEHICLE AWAY.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 1343 14463 1352 14481 1412 14511 1420 14527
1419 14528 1411 14521 1413 14516 1377 14494
1361 14490 1359 14495 1353 14494 1342 14478
1328 14476 1323 14467

$$

Flash Flood Watch
GUZ001>004-042045-
/O.NEW.PGUM.FF.A.0002.150704T0545Z-150706T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUAM-ROTA-TINIAN-SAIPAN-
345 PM CHST SAT JUL 4 2015

...FLASH FLOOD WATCH IN EFFECT THROUGH MONDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN TIYAN HAS ISSUED A

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

* THROUGH MONDAY AFTERNOON

* TROPICAL STORM CHAN-HOM MAY BRING 6 INCHES OR MORE OF RAIN TO
THE MARIANAS TONIGHT THROUGH MONDAY.

* ROADS IN POOR DRAINAGE AREAS COULD BECOME IMPASSABLE. HOUSES
IN LOW-LYING AREAS AND CLOSE TO STREAMS AND RIVERS COULD START
TAKING ON WATER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED. IF ANY STORM DRAINS NEAR
YOU ARE CLOGGED WITH DEBRIS...CLEAN THEM OUT TO MINIMIZE THE
IMPACTS OF ANY FLOODING. IF LIVE NEAR STREAMS AND RIVERS...PAY
CLOSE ATTENTION TO THE WATER LEVELS.

&&

$$

Tropical Storm Warning
GUZ001-PMZ151-051400-
/O.UPG.PGUM.TY.A.0003.000000T0000Z-000000T0000Z/
/O.EXA.PGUM.TR.W.0004.000000T0000Z-000000T0000Z/
GUAM-GUAM COASTAL WATERS-
357 PM CHST SUN JUL 5 2015

...TROPICAL STORM WARNING IN EFFECT...

...PRECAUTIONARY/PREPAREDNESS ACTIONS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING IS IN EFFECT. BE ALERT FOR FLOODING IN YOUR
AREA. MAINTAIN READINESS FOR TROPICAL STORM CONDITIONS. STAY AWAY
FROM COASTLINES. FOLLOW INSTRUCTIONS ISSUED BY YOUR LOCAL EMERGENCY
MANAGEMENT OFFICIALS. LISTEN FOR UPDATED FORECASTS...STATEMENTS OR
WARNINGS.

&&

...WINDS AND SEAS...
SOUTHWEST WINDS AT 35 TO 45 MPH ARE EXPECTED THROUGH THIS EVENING.
WINDS WILL DIMINISH TO 25 TO 35 MPH LATE TONIGHT.

SEAS OF 10 TO 13 FEET WILL PERSIST THROUGH TONIGHT.

...STORM SURGE AND STORM TIDE...
EXPECT HAZARDOUS SURF OF 10 TO 12 FEET ON EAST FACING REEFS...
8 TO 10 FEET ON SOUTH AND WEST FACING REEFS AND 6 TO 9 FEET ON
NORTH FACING REEFS THROUGH MONDAY. SURF WILL SUBSIDE BY MONDAY
EVENING.

COASTAL INUNDATION OF 1 TO 2 FEET IS POSSIBLE AS CHAN-HOM PASSES.

...FLOODING...
A FLASH FLOOD WARNING IS IN EFFECT. ADDITIONAL RAINFALL OF 2 TO
4 INCHES IS POSSIBLE THROUGH TONIGHT.

&&

$$

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