My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 4 ft, 37.823 °N 139.195 °E

      Nanashima, JP

      Agano Station74°
      Updated: 2:56 PM JST on September 26, 2026 (GMT +9)
      23 seconds ago
      74°
      62°
      74
      Feels Like 75
      Cloudy
      N
      8
      Lower temperature is expected today
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Sat 09/26
        High 73°f
         4% Precip. / 0 in
        Cloudy. High 73F. Winds ESE at 5 to 10 mph.
        Tonight
        Sat 09/26
        Low 63°f
         11% Precip. / 0 in
        Cloudy skies. Low 63F. Winds SE at 5 to 10 mph.
        Tomorrow
        Sun 09/27
        High 80°f66°f
         16% Precip. / 0 in
        Overcast. High around 80F. Winds light and variable.
        Hourly Forecast
        Now
        72°
        3PM
        72°
        4PM
        71°
        5PM
        70°
        5:34PM
        Sunset
        6PM
        69°
        7PM
        68°
        8PM
        67°
        9PM
        67°
        10PM
        66°
        11PM
        66°
        12AM
        65°
        1AM
        65°
        2AM
        65°
        3AM
        64°
        4AM
        64°
        5AM
        64°
        5:34AM
        Sunrise
        6AM
        64°
        7AM
        66°
        8AM
        69°
        9AM
        72°
        10AM
        74°
        11AM
        76°
        12PM
        78°
        1PM
        78°
        2PM
        79°
        Precipitation
        12%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        37
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.88 in
        2. Visibility 9 miles
        3. Clouds Cloudy
        4. Dew Point59°F
        5. Humidity 63%
        6. Rainfall 0.06 in
        7. Snow Depth 0 in
         RJSN Station History
        Almanac for September 26, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 76°F 84°F 1982
        4. Low 62°F 62°F 49°F 1976
        5. Rain/Snow Depth
        6. Precipitation 0 in 0.2 in -
        7. Snow 0 in - in -
        Almanac for September 27, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 76°F 86°F
        4. Low 62°F 62°F 55°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:33 AM 5:34 PM
        3. Civil Twilight 5:07 AM 6:00 PM
        4. Nautical Twilight 4:37 AM 6:31PM
        5. Astronomical Twilight 4:06 AM 7:02 PM
        1. Length of Visible Light 12h 53m
        2. Length of Day 12h 0m
        3. Tomorrow will be 2 minutes 25 seconds shorter
        1. Moon 5:09 PM 4:46 AM
        2. Waxing Gibbous99% of the Moon is Illuminated
        Sep 27
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 11
        New Moon
        Oct 19
        Waxing Half First Qtr
        Nearby Weather Stations
        Station Location
        Temp
        Windchill
        Heat Index
        Dew Point
        Humidity
        Wind
        Precip.
        Elev.
        Updated
        Loading nearby stations…
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareers
        PWS NetworkWunderMap
        Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
        Level Access
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary