837
WHGM70 PGUM 230236
MWWGUM
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
1236 PM CHST TUE JUN 23 2026
PMZ153-154-231645-
/O.CAN.PGUM.SC.Y.0045.000000T0000Z-260623T0800Z/
/O.NEW.PGUM.TR.W.4008.260623T0236Z-000000T0000Z/
TINIAN COASTAL WATERS-SAIPAN COASTAL WATERS-
1236 PM CHST TUE JUN 23 2026
..TROPICAL STORM WARNING IN EFFECT
..SMALL CRAFT ADVISORY IS UPGRADED
* WHAT...TROPICAL STORM WARNING.
* WHERE...TINIAN COASTAL WATERS AND SAIPAN COASTAL WATERS.
* WHEN...THROUGH AT LEAST TUESDAY EVENING.
* IMPACTS...TROPICAL STORM FORCE WINDS OF 30 TO 35 KT WITH GUSTS UP
TO 50 KT. VERY STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
* ADDITIONAL DETAILS...TROPICAL DEPRESSION 08W HAS BEEN UPGRADED TO
TROPICAL STORM HIGOS (08W). CONDITIONS ARE EXPECTED TO BE
INCREDIBLY DANGEROUS FOR SMALL CRAFT AND MOST LARGE VESSELS. SEEK
SAFE HARBOR AS SOON AS POSSIBLE. VENTURING OUT CAN RESULT IN
SIGNIFICANT THREAT TO LIFE AND/OR PROPERTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TROPICAL STORM WARNING MEANS SUSTAINED WINDS OF 34 TO 63 KT, OR 39
TO 73 MPH.
MESA/DOLL/SCHANK
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