Severe · Typhoon WatchActive alert
Typhoon Watch issued October 18 at 9:38AM ChST by NWS Tiyan GU
Affecting Tinian; Saipan
In effect until: Oct 18, 2026, 7:45 AM
Tinian; Saipan
Possible impact zone; conditions develop through 7:45 AM.
Fresh to strong east-southeast to southeast winds with occasional tropical storm-force gusts look to continue today as Super Typhoon Champi pulls away. Remain alert and stay inside until the all-clear is given. Listen for possible flood warnings.
Read the original bulletin (official text)
...CHAMPI UPGRADED TO SUPER TYPHOON AS IT CONTINUES WESTWARD, SOUTHWEST OF GUAM... .NEW INFORMATION... Champi has been upgraded to a Super Typhoon. .AREAS AFFECTED... This local statement provides important information and recommended actions for people in Guam and the Northern Marianas. .WATCHES/WARNINGS... A Typhoon Warning continues for Guam and Rota. A Tropical Storm Warning and a Typhoon Watch continue for Tinian and Saipan. A Flood Watch is in effect for portions of Guam and the Northern Marianas. Please listen closely for any Flood Warnings that might be in effect for your area. Please check the latest public and marine forecasts for detailed information about additional hazards. .STORM INFORMATION... At 7 AM ChST...the center of Super Typhoon Champi (29W) was located near latitude 13.2N...longitude 144.3E. This was about 40 miles west-southwest of Guam. Storm motion was west-northwest, 290 degrees, at 16 mph. Storm intensity was 150 mph. .SITUATION OVERVIEW... Super Typhoon Champi continues to barrel west-northwestward as the eye exits Guam coastal waters, with its outer rainbands continuing to sweep the island. Sustained damaging tropical storm force-winds continue at Guam International Airport this morning, with occasional Typhoon-force gusts to 80 mph. Champi's eye, and the destructive conditions within its compact eyewall, narrowly missed Guam early this morning, passing just 10 miles south of the southern tip of the island at around 4:26 AM ChST. The eye remains compact and very well-defined, with a width of around 5 to 6 miles.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™