Thirtyone
Western Pacific
Tropical Storm · WP312026
19.0°N,
144.2°E
Moving west-northwest at 18 mph
Max Winds
40 mph
Pressure
1004 mb
Forecast Points
8
JMA Winds (10-min avg)
30.0 kt
JMA Pressure
1006.0 hPa
JMA (10-min average): tracked, no typhoon number assigned
Plain Language Summary
At 9 AM Saturday Japan time, Tropical Storm Thirtyone was about 370 miles north of Guam, moving west-northwest at about 18 mph. Maximum sustained winds were 40 mph (JTWC's one-minute average).
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Forecast intensity
JTWC forecast maximum sustained winds (mph) by hour.
Source: U.S. Navy/Air Force Joint Typhoon Warning Center (JTWC), via the UCAR Tropical Cyclone Guidance Project. JTWC data is in the public domain. · Updated 2026-11-07 01:58 UTC · JMA analysis: Source: Japan Meteorological Agency (10-minute average winds).