{"url_path":"/weather/alerts/2.49.0.1.840.0.9a0ced30397152a87983a212c3eb87437d305097.008.1","section_key":"alert","section_title":"Hurricane Watch issued September 23 at 11:01AM HST by NWS Honolulu HI","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-09-23","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.9a0ced30397152a87983a212c3eb87437d305097.008.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Honolulu HI"},"word_count":653,"has_tables":false,"body_markdown":"# Hurricane Watch: Hurricane Watch issued September 23 at 11:01AM HST by NWS Honolulu HI\n\n**Severity:** Severe\n**Certainty:** Possible\n**Urgency:** Future\n**Areas:** Big Island Summit\n**Issued by:** NWS Honolulu HI\n**Sent:** 2026-09-23T11:01:00-10:00\n**Effective:** 2026-09-23T11:01:00-10:00\n**Expires:** 2026-09-23T19:15:00-10:00\n\n## Description\nA Hurricane Watch means hurricane-force winds are possible somewhere\nwithin this area within the next 48 hours\n\n* LOCATIONS AFFECTED\n- Mauna Kea Summit\n- Mauna Loa Summit\n\n* WIND\n- LATEST LOCAL FORECAST: Equivalent Cat 1 Hurricane force wind\n- Peak Wind Forecast: 55-75 mph with gusts to 110 mph\n- Window for Tropical Storm force winds: Thursday afternoon\nuntil Sunday morning\n- Window for Hurricane force winds: Friday evening until\nearly Saturday morning\n\n- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST\nUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 58\nto 73 mph\n- PLAN: Plan for dangerous wind of equivalent strong tropical\nstorm force.\n- PREPARE: Remaining efforts to protect life and property\nshould be completed as soon as possible. Prepare for\nsignificant wind damage.\n- ACT: Move to safe shelter before the wind becomes hazardous.\n\n- POTENTIAL IMPACTS: Significant\n- Some damage to roofing and siding materials, along with\ndamage to porches, awnings, carports, and sheds. A few\nbuildings experiencing window, door, and garage door\nfailures. Mobile homes damaged, especially if unanchored.\nUnsecured lightweight objects become dangerous projectiles.\n- Several large trees snapped or uprooted, but with greater\nnumbers in places where trees are shallow rooted. Several\nfences and roadway signs blown over.\n- Some roads impassable from large debris, and more within\nurban or heavily wooded places. A few bridges, causeways,\nand access routes impassable.\n- Scattered power and communications outages, but more\nprevalent in areas with above ground lines.\n\n* FLOODING RAIN\n- LATEST LOCAL FORECAST: Flood Watch is in effect\n- Peak Rainfall Amounts: Additional 12-18 inches, with\nlocally higher amounts\n\n- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST\nUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for extreme\nflooding rain\n- PLAN: Emergency plans should include the potential for\nextreme flooding from heavy rain. Evacuations and rescues\nare likely.\n- PREPARE: Urgently consider protective actions from extreme\nand widespread rainfall flooding.\n- ACT: Heed any flood watches and warnings. Failure to take\naction will likely result in serious injury or loss of life.\n\n- POTENTIAL IMPACTS: Devastating to Catastrophic\n- Extreme rainfall flooding may prompt numerous evacuations\nand rescues.\n- Rivers and tributaries may overwhelmingly overflow their\nbanks in many places with deep moving water. Small streams,\ncreeks, canals, arroyos, and ditches may become raging\nrivers. In mountain areas, deadly runoff may rage down\nvalleys while increasing susceptibility to rockslides and\nmudslides. Flood control systems and barriers may become\nstressed.\n- Flood waters can enter numerous structures within multiple\ncommunities, some structures becoming uninhabitable or\nwashed away. Numerous places where flood waters may cover\nescape routes. Streets and parking lots become rivers of\nraging water with underpasses submerged. Driving conditions\nbecome very dangerous. Numerous road and bridge closures\nwith some weakened or washed out.\n\n* TORNADO\n- LATEST LOCAL FORECAST:\n- Situation is somewhat favorable for tornadoes\n\n- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST\nUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for a few\ntornadoes\n- PLAN: Emergency plans should include the potential for a\nfew tornadoes.\n- PREPARE: If your shelter is particularly vulnerable to\ntornadoes, prepare to relocate to safe shelter before\nhazardous weather arrives.\n- ACT: If a tornado warning is issued, be ready to shelter\nquickly.\n\n- POTENTIAL IMPACTS: Limited\n- The occurrence of isolated tornadoes can hinder the\nexecution of emergency plans during tropical events.\n- A few places may experience tornado damage, along with\npower and communications disruptions.\n- Locations could realize roofs peeled off buildings,\nchimneys toppled, mobile homes pushed off foundations or\noverturned, large tree tops and branches snapped off,\nshallow-rooted trees knocked over, moving vehicles blown\noff roads, and small boats pulled from moorings.\n\n* FOR MORE INFORMATION:\n- https://www.weather.gov/hfo"}