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NHC

Tropical Storm Norbert Forecast Advisory

Advisory Number: 17
2100 UTC SUN SEP 13 2026

889 
WTPZ24 KNHC 132036
TCMEP4

TROPICAL STORM NORBERT FORECAST/ADVISORY NUMBER 17
NWS NATIONAL HURRICANE CENTER MIAMI FL EP142026
2100 UTC SUN SEP 13 2026

TROPICAL STORM CENTER LOCATED NEAR 18.8N 134.0W AT 13/2100Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 11 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT.
34 KT....... 80NE 20SE 30SW 90NW.
4 M SEAS.... 90NE 30SE 30SW 75NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 18.8N 134.0W AT 13/2100Z
AT 13/1800Z CENTER WAS LOCATED NEAR 18.6N 133.4W

FORECAST VALID 14/0600Z 19.2N 136.0W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 80NE 20SE 30SW 90NW.

FORECAST VALID 14/1800Z 19.7N 138.6W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 40NE 0SE 0SW 50NW.

FORECAST VALID 15/0600Z 20.2N 141.4W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 40NE 0SE 0SW 30NW.

FORECAST VALID 15/1800Z 20.7N 144.0W
MAX WIND 30 KT...GUSTS 40 KT.

FORECAST VALID 16/0600Z 20.8N 146.9W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 16/1800Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.8N 134.0W

NEXT ADVISORY AT 14/0300Z

$$
FORECASTER KATZ/BROWN

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