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Flood Watch
Flood Watch issued August 23 at 3:15AM HST until August 24 at 6:00PM HST by NWS Honolulu HI Expires Mon, 6:00 PM HST.
Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes
Live Doppler radar
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What’s next
Hourly forecast
Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for Naalehu, Hawaii 96772. Forecasts and alerts update from NOAA and the National Weather Service.
79°Chance Rain Showers69% rain79°Chance Rain Showers69% rain79°Chance Rain Showers69% rain78°Chance Rain Showers69% rain76°Chance Rain Showers69% rain
74°Chance Rain Showers62% rain72°Chance Rain Showers62% rain71°Chance Rain Showers62% rainNext 24 hours
Rain Timeline
Most likely around 1 PM, 2 PM, 3 PM, 4 PM. Expected type: Rain.
69%Rain
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62%Rain
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62%Rain
46%Rain
46%Rain
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38%Rain
38%Rain
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30%Rain
Official NWS outlook
7-Day Forecast
Today
! NWS79°70°
Chance Rain Showers
- Precipitation
- 69%
- Wind
- ENE 31 mph
- Sunrise
- 6:07 AM
- Sunset
- 6:46 PM
Mon
78°71°
Scattered Rain Showers
- Precipitation
- 38%
- Wind
- ENE 17 to 28 mph
- Sunrise
- 6:07 AM
- Sunset
- 6:45 PM
Tue
77°70°
Partly Sunny then Scattered Rain Showers
- Precipitation
- 32%
- Wind
- ENE 13 to 16 mph
- Sunrise
- 6:07 AM
- Sunset
- 6:44 PM
Wed
75°69°
Isolated Rain Showers then Partly Sunny
- Precipitation
- 20%
- Wind
- E 13 mph
- Sunrise
- 6:07 AM
- Sunset
- 6:43 PM
Thu
75°69°
Mostly Sunny
- Precipitation
- 15%
- Wind
- ENE 10 mph
- Sunrise
- 6:08 AM
- Sunset
- 6:43 PM
Fri
75°69°
Mostly Sunny
- Precipitation
- 16%
- Wind
- ENE 10 to 15 mph
- Sunrise
- 6:08 AM
- Sunset
- 6:42 PM
Sat
76°69°
Partly Sunny
- Precipitation
- 5%
- Wind
- ENE 8 to 14 mph
- Sunrise
- 6:08 AM
- Sunset
- 6:41 PM
Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.
Weather for a healthier day
Healthy Weather
Real Feel71°F
Walking is not recommended now
Review the active Flood Watch before going outside. MyUSA.us will not recommend this activity while an NWS watch, warning, or emergency is active.
WindSE30 mph
Best walk timeReview the active Flood Watch before leaving
MyUSA.us will not recommend an outing window while an NWS watch, warning, or emergency is active. Follow the official alert and local instructions.
Official EPA AirNowLocal air qualityNaalehu, Hawaii 96772View AQI +
More weather details
Wind gusts39mph
Rain now69%next hour
Humidity66%current
UV indexCheckingEPA forecast
Wind impact: Strong gusts — use extra care driving and during outdoor activities.
“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.
Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gust39 mph
Pressure30.32 in
Visibility10.0 mi
Peak rain chance69%
Dew point59°F
Active alerts2
Official risk outlooks
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Active NWS alerts
Severe · Future
Flood Watch
Applies to: Kona; Kohala; Big Island Interior; Big Island Summit; Big Island South; Big Island Southeast; Big Island East; Big Island NorthIssued by: NWS Honolulu HIFlood Watch issued August 23 at 3:15AM HST until August 24 at 6:00PM HST by NWS Honolulu HIAlert details
Moisture on the northern periphery of Tropical Storm Moke will bring areas of heavy rain to portions of the Big Island through Monday afternoon. * WHAT...Flash flooding caused by excessive rainfall is possible for windward and southeast Big Island. * WHERE...The Big Island. * WHEN...Through Monday afternoon. * IMPACTS...Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams. Urban areas may receive more significant flooding and property damage due to rapid runoff. * ADDITIONAL DETAILS... - Tropical Storm Moke is forecast to bring periods of heavy rain to the Big Island through Monday afternoon. Rainfall totals of 5 to 10 inches, locally up to 15 inches, are possible over the windward and southeast slopes of the Big Island. It will not take a significant amount of rain to cause flash flooding due to saturated grounds from recent heavy rain.Safety instructions
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.Moderate · Expected