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      Small Craft Advisory
      until 8:00 PM EDT
      Elev 89 ft, 42.368 °N 71.231 °W

      Waltham, MA

      South Waltham Station74°
      Updated: 3:26 AM EDT on September 10, 2026 (GMT -4)
      5 minutes ago
      84°
      64°
      74
      Feels Like 75
      Showers in Vicinity
      N
      13
      Gusts 28 mph
      Same temperature is expected today
      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
        Thu 09/10
        High 84°f
         88% Precip. / 0.06 in
        Light rain this morning. Some sunshine breaking through this afternoon. High 84F. Winds W at 10 to 20 mph. Chance of rain 90%.
        Tonight
        Thu 09/10
        Low 56°f
         2% Precip. / 0 in
        A few clouds. Low 56F. Winds WNW at 10 to 15 mph.
        Tomorrow
        Fri 09/11
        High 77°f48°f
         2% Precip. / 0 in
        Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 77F. Winds NW at 5 to 10 mph.
        Hourly Forecast
        Now
        73°
        4AM
        95%
        73°
        5AM
        47%
        72°
        6AM
        34%
        71°
        6:19AM
        Sunrise
        7AM
        70°
        8AM
        72°
        9AM
        75°
        10AM
        78°
        11AM
        80°
        12PM
        82°
        1PM
        83°
        2PM
        84°
        3PM
        84°
        4PM
        83°
        5PM
        82°
        6PM
        80°
        7PM
        77°
        7:03PM
        Sunset
        8PM
        74°
        9PM
        71°
        10PM
        69°
        11PM
        67°
        12AM
        66°
        1AM
        65°
        2AM
        63°
        3AM
        62°
        Precipitation
        95%
        Rain likely to end around 6:15 AM
        Pollen
        None
        Air Quality
        52
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.8 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point65°F
        5. Humidity 75%
        6. Rainfall 0.1 in
        7. Snow Depth 0 in
         KBED Station History
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 76°F 92°F 2002
        4. Low 64°F 54°F 36°F 1978
        5. Rain/Snow Depth
        6. Precipitation 0.06 in 3.4 in -
        7. Snow 0 in 0 in -
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 76°F 94°F
        4. Low 64°F 54°F 37°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:19 AM 7:03 PM
        3. Civil Twilight 5:51 AM 7:31 PM
        4. Nautical Twilight 5:17 AM 8:05PM
        5. Astronomical Twilight 4:42 AM 8:39 PM
        1. Length of Visible Light 13h 40m
        2. Length of Day 12h 43m
        3. Tomorrow will be 2 minutes 48 seconds shorter
        1. Moon 5:37 AM 6:45 PM
        2. New0% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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