Special Marine Warning issued April 18 at 2:40PM HST until April 18 at 3:15PM HST by NWS Honolulu HI
SMWHFO The National Weather Service in Honolulu has issued a * Special Marine Warning for... Kaiwi Channel... Oahu Windward Waters... * Until 315 PM HST. * At 238 PM HST, a cluster of strong thunderstorm were located over Mokulua Islands, or near Kaneohe Marine Base, moving northwest at 15 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... FAD Buoy U, FAD Buoy T, Mokulua Islands, Laie Point, and Heeia Kea Boat Harbor.
Special Marine Warning issued April 18 at 8:31PM EDT until April 18 at 9:00PM EDT by NWS Detroit/Pontiac MI
For the following areas... Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border... Port Sanilac to Port Huron MI... At 831 PM EDT, a strong thunderstorm was located 10 nm southwest of Lexington, moving east at 55 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Lakeport, Lexington, and Port Sanilac.
Marine Weather Statement issued April 18 at 7:56PM EDT by NWS Detroit/Pontiac MI
The areas affected include... Inner Saginaw Bay SW of Point Au Gres to Bay Port MI... Lake Huron from Port Austin to Harbor Beach 5NM Off Shore to the US/Canadian border... Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay... Port Austin to Harbor Beach MI... At 756 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds up to 30 knots. This thunderstorm was located near Port Austin, moving east at 50 knots. The strong thunderstorm will be near... Port Austin around 800 PM EDT. Other locations impacted by the strong thunderstorm
Special Marine Warning issued April 18 at 1:55PM HST until April 18 at 3:00PM HST by NWS Honolulu HI
SMWHFO The National Weather Service in Honolulu has issued a * Special Marine Warning for... Kaiwi Channel... * Until 300 PM HST. * At 154 PM HST, a strong thunderstorm was located 8 nm east of Makapuu Point, moving northwest at 15 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * The strong thunderstorm will remain over mainly open waters.
Marine Weather Statement issued April 18 at 7:48PM EDT by NWS Detroit/Pontiac MI
The areas affected include... Harbor Beach to Port Sanilac MI... Lake Huron from Harbor Beach to Port Sanilac 5NM Off Shore to US/Canadian border... Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border... Port Sanilac to Port Huron MI... St. Clair River... At 747 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds up to 30 knots and small hail. These thunderstorms were located along a line extending from 35 nm south of Quanicassee to 28 nm west of Lakeport to 10 nm northwest of New Baltimore, moving east at 50 knots. strong
Marine Weather Statement issued April 16 at 7:58PM EDT by NWS Baltimore MD/Washington DC
A few westerly to northwesterly wind gusts to near 20 knots are possible through mid evening. Inexperienced mariners, especially those operating smaller vessels, should exercise extra caution if navigating the waters during this time.
Marine Weather Statement issued April 8 at 5:55PM EDT by NWS Miami FL
The areas affected include... Biscayne Bay... Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM... Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM... Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the territorial waters of Bahamas... Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM... At 554 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located along a line extending from 13 nm east of Palm Beach to 21 nm southeast of Pacific
Marine Weather Statement issued April 7 at 6:16PM EDT by NWS Tampa Bay Ruskin FL
A Marine Weather Statement has been issued for the following areas... Coastal waters from Englewood to Tarpon Springs FL out 20 NM... Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM... Waters from Englewood to Tarpon Springs FL out 20 to 60 NM... Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM... At 616 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located along a line extending from 35 nm northwest of Anclote Key to 47 nm west of Indian Rocks Beach to
Special Marine Warning issued April 6 at 4:32PM CDT until April 6 at 6:00PM CDT by NWS Mobile AL
SMWMOB The National Weather Service in Mobile has issued a * Special Marine Warning for... Mississippi Sound... North Mobile Bay... South Mobile Bay... * Until 600 PM CDT. * At 432 PM CDT, strong thunderstorms were located along a line extending from near Mouth Of Mobile River to 6 nm southwest of Grand Bay, moving east at 10 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Gaillard Island, Pinto Island, East Fowl River Bridge, Bon Secour Bay, Middle Bay Light, Heron Bay, Battleship Park
FLIGHT ADVISORY – GPS Interference Testing – Marine Corps Air Station, AZ
FLIGHT ADVISORY GPS INTERFERENCE TESTING MARINE CORPS AIR STATION ARIZONA (MCASAZ) 25-01 05 – 17 April Marine Corps Air Station, AZ Centered at 323524N1140842W the BZA101025 The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/Apr/MCASAZ_25-01_GPS_Flight_Advisory.pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.