Marianas outlook: drier stretch ahead, then showers late Saturday; rip current risk remains high
SAIPAN — A weakening shear line near Guam is expected to keep patchy clouds and light showers around Rota and Guam through, with showers possible across the Marianas on Wednesday, according to the National Weather Service Forecast Office Guam’s Weekly Regional Weather Outlook issued Tuesday.
NWS: Gusts up to 30 mph in CNMI as shear line weakens; surf advisory continues
SAIPAN — A shear line sitting over Saipan, Tinian and Rota is bringing patchy showers, cloud cover and gusty winds for a second day, according to the National Weather Service forecast office in Guam’s Weekly Regional Weather Outlook issued Tuesday afternoon.
NWS: Showers tonight, drier midweek for CNMI; winds and hazardous surf risk rises this weekend
SAIPAN — The National Weather Service office in Guam says a surface trough east of the Marianas is expected to bring scattered light to moderate showers to the CNMI tonight and Wednesday, followed by drier conditions through Friday.
NWS: Drier trades continue; showers and breezier winds possible later this week
SAIPAN — A drier trade-wind pattern is expected to persist over the CNMI this week, with moderate trade winds and only isolated light showers, according to the National Weather Service Guam office’s weekly regional outlook.
NWS Guam: Dry stretch for CNMI, showers possible late Thu/Fri; high surf/rip risk continues
SAIPAN — The National Weather Service in Guam says the CNMI can expect a fairly dry pattern with moderate to fresh trade winds (15 to 20 mph) and only a few showers, according to its Weekly Regional Weather Outlook issued Wednesday, Dec. 3, 2025.
NWS: Fair weather for Marianas, but high risk of rip currents continues
SAIPAN — The National Weather Service in Guam says we’re in for mostly pleasant weather over the next few days in the Marianas, but beachgoers will still need to watch out for dangerous rip currents.
CNMI HSEM: Monitoring continues at Ahyi Seamount as unrest persists
SAIPAN — The Commonwealth Office of Homeland Security and Emergency Management (HSEM) is maintaining heightened watch over Ahyi Seamount after partner agencies noted renewed signs of submarine unrest. The volcano’s status remains at Advisory with an Aviation Color Code of Yellow, indicating activity above background that does not currently pose a hazard to aviation.
From NWS Guam’s Weekly Regional Weather Outlook: trades steady, spotty showers linger; no tropical threats
SAIPAN – This is from the National Weather Service Guam’s weekly regional weather update issued Tuesday: easterly trade winds have taken hold across the region. For the Marianas, the surface trough and upper low that drove recent downpours shifted west, but a moist E–SE flow will keep patchy showers and a slight chance of thunder through the week; a disturbance passing to the south this weekend could nudge more clouds and showers toward Guam. No tropical cyclone development is indicated. Regional seas are near 5–7 ft in the Marianas and central/eastern Micronesia and 3–5 ft near Yap and Palau, with northerly swell easing as trade-wind swell builds. A Small Craft Advisory is posted for Majuro, and severe drought persists at Kapingamarangi.