長野県 北部 JMA · 長野県

09/18 05:00 JST updated
Today 2026-09-18 · Cloudy 昼前 onward early afternoon Clear locally night Rain
Rain % 0% · Temp 29~29° · Wind S wind
No warnings or advisories in force

3-day forecast

DateWeatherWindWavesTemp
09-18Cloudy 昼前 onward early afternoon Clear locally night RainS wind29~29°
09-19Cloudy locally RainS wind20~27°

Weekly forecast

DateWeatherRain %Temp
09-18Cloudy occasional Clear—%—~—°
09-19Cloudy40%18~27°
09-20Cloudy brief Rain60%20~28°
09-21Cloudy occasional Rain80%20~25°
09-22Cloudy occasional Clear30%18~25°
09-23Cloudy40%17~23°
09-24Cloudy40%16~24°

Port wave observations (NOWPHAS)

StationDistanceTimeSig. wavePeriodDirection
Naoetsu64.3 km09/18 10:000.5 m5.2 sNNW

Nearby AMeDAS observations

StationDistanceTempRHWindRain 1h / 24h
Nagano0.0 km23.7°56%南西 5.4 m/s0.0 / 0.0 mm
Shinano-Machi16.3 km22.7°59%南南東 4.9 m/s0.0 / 0.0 mm
Sugadaira18.7 km16.7°78%南南西 1.6 m/s0.0 / 0.0 mm
Kinasa20.4 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