High Surf Advisory issued March 14 at 3:03PM HST until March 15 at 6:00AM HST by NWS Honolulu HI
...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI... .A west northwest (300 to 320 degrees) swell will peak tonight at advisory thresholds for north and west facing shores.. * WHAT...Large breaking waves of 12 to 16 feet. * WHERE...North and west Niihau, Kauai, Oahu, Molokai, and north facing shores of Maui. * WHEN...Until 6 AM HST Saturday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.
Wind Advisory issued March 12 at 5:35PM HST until March 13 at 6:00AM HST by NWS Honolulu HI
* WHAT...East winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...The saddle area of the Big Island. * WHEN...Until 6 AM HST Thursday. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.
Wind Advisory issued March 12 at 5:35PM HST until March 12 at 6:00PM HST by NWS Honolulu HI
Winds have lowered below advisory thresholds.
FEMA Updates Flood Maps in Honolulu County
FEMA Updates Flood Maps in Honolulu County OAKLAND, Calif. – The Federal Emergency Management Agency (FEMA) has delivered preliminary flood maps for the City and County of Honolulu. These maps identify revised flood hazards along various streams. The new maps will help building officials, contractors, and homeowners make informed mitigation decisions, thereby contributing to safer, more disaster-resilient communities. Before the new Flood Insurance Rate Maps (FIRMs) become effective, there will be a 90-day appeal period from March 13, 2025, to June 10, 2025. During this time, residents or businesses with supporting technical and scientific information—such as detailed hydraulic or hydrologic data—may
Wind Advisory issued March 11 at 3:45PM HST until March 12 at 6:00AM HST by NWS Honolulu HI
* WHAT...Northeast winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of the Big Island, Maui, Lanai, and Kahoolawe. Winds will be strongest over and downwind of the mountains and where winds are funneled around and between the terrain. * WHEN...Until 6 AM HST Wednesday. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.
Wind Advisory issued March 10 at 3:03PM HST until March 12 at 6:00AM HST by NWS Honolulu HI
* WHAT...Northeast winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of the Big Island, Maui, Lanai, and Kahoolawe. Winds will be strongest over and downwind of the mountains and where winds are funneled around and between the terrain. * WHEN...From 6 AM Tuesday to 6 AM HST Wednesday. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.
High Surf Advisory issued March 8 at 3:08PM HST until March 9 at 6:00AM HST by NWS Honolulu HI
...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI... .A moderate, medium- to long-period northwest (310 to 330 degrees) swell will hold near the peak into tonight before slowly declining into early next week. Surf along north and west facing shores will remain above advisory levels through tonight, falling below by Sunday morning. * WHAT...Surf 14 to 18 feet along north facing shores and 10 to 14 feet along west facing shores. * WHERE...North and west facing shores of Niihau, Kauai, Oahu, Molokai, and north facing shores of Maui.
High Surf Advisory issued March 7 at 3:29PM HST until March 8 at 6:00PM HST by NWS Honolulu HI
...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI... .A reinforcing northwest (310 to 330 degrees) swell will steadily fill in tonight and peak on Saturday at advisory thresholds for north and west facing shores. * WHAT...Large breaking waves of up to 12 to 16 feet along north facing shores and 8 to 12 feet along west facing shores. * WHERE...North and west facing shores of Niihau, Kauai, Oahu, Molokai, and north facing shores of Maui. * WHEN...Until 6 PM HST Saturday. * IMPACTS...Moderate. Strong breaking waves and strong
Wind Advisory issued March 5 at 3:10PM HST until March 6 at 6:00AM HST by NWS Honolulu HI
* WHAT...East winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of the Big Island, Maui, Molokai, Lanai, and Kahoolawe. Winds will be strongest over and downwind of the mountains and where winds are funneled around and between the terrain. * WHEN...Until 6 AM HST Thursday. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.
Wind Advisory issued March 4 at 1:19PM HST until March 5 at 6:00PM HST by NWS Honolulu HI
* WHAT...East to northeast winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of Molokai, Lanai, Maui, Kahoolawe, and the Big Island. Winds will be strongest over and downwind of mountains and where winds are funneled through terrain. * WHEN...Until 6 PM HST Wednesday. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.