Severe · Typhoon WatchActive alert
Typhoon Watch issued October 17 at 3:03AM ChST by NWS Tiyan GU
Affecting Tinian; Saipan
In effect until: Oct 17, 2026, 1:15 AM
Tinian; Saipan
Possible impact zone; conditions develop through 1:15 AM.
Stay indoors, monitor local alerts, and follow instructions from local officials.
Read the original bulletin (official text)
...TROPICAL STORM CHAMPI MOVING WEST TOWARD GUAM... .NEW INFORMATION... None. .AREAS AFFECTED... This local statement provides information and recommended actions for people on Guam and on Rota, Tinian and Saipan in the Northern Marianas. .Watches/Warnings... A Typhoon Warning continues for Guam and Rota. A Tropical storm warning and a Typhoon Watch continues for Tinian and Saipan. A Flood Watch is in effect for all 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 1 AM ChST...the center of Tropical Storm Champi (29W) was located near latitude 11.6N...longitude 150.8E. This was about 420 miles east-southeast of Guam. Storm motion was west, 275 degrees, at 15 mph. Storm intensity was 70 mph. .SITUATION OVERVIEW... TS Champi continues to head toward Guam. Along the way, Rota will be affected by lesser but still damaging winds toward the outside of Champi. Tinian and Saipan will be just grazed by the edge. .PRECAUTIONARY/PREPAREDNESS ACTIONS...
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™