茨城県 北部 JMA · 茨城県

09/18 05:00 JST updated
Today 2026-09-18 · Cloudy locally night Rain
Rain % 10% · Temp 23~23° · Wind NE wind moderately strong · Waves 3m swell with
■ High waves advisory

3-day forecast

DateWeatherWindWavesTemp
09-18Cloudy locally night RainNE wind moderately strong3m swell with23~23°
09-19Cloudy locally RainNE wind at sea NE wind moderately strong3m then 4m swell with20~27°

Weekly forecast

DateWeatherRain %Temp
09-18Cloudy—%—~—°
09-19Cloudy40%19~26°
09-20Cloudy occasional Rain70%20~24°
09-21Cloudy occasional Rain80%21~26°
09-22Cloudy40%21~27°
09-23Cloudy30%19~24°
09-24Cloudy40%17~24°

Port wave observations (NOWPHAS)

StationDistanceTimeSig. wavePeriodDirection
Hitachinaka,Ibaraki16.8 km09/18 10:003.1 m6.7 sENE
Kashima54.1 km09/18 10:002.5 m6.8 sNE
Onahama72.3 km09/18 10:001.5 m7.5 sE

Nearby AMeDAS observations

StationDistanceTempRHWindRain 1h / 24h
Mito0.0 km23.2°72%北東 5.6 m/s0.0 / 0.0 mm
Nakano15.0 km—°—%0.0 / 0.0 mm
Kasama20.4 km23.0°66%北北東 1.8 m/s0.0 / 0.0 mm
Minori20.4 km—°—%0.0 / 0.0 mm

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tidewx.com · Data: Japan Meteorological Agency (JMA) · AMeDAS · MLIT Ports Bureau NOWPHAS · English is rule-based, not an official translation · page generated 09/18 09:36, refreshed every 5 min · Sources