My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Coastal Flood Advisory
      until 6:00 AM EDT
      Elev 148 ft, 39.021 °N 76.499 °W

      Arnold, MD

      Hidden Hills Station
      Updated: 11:41 PM EDT on August 22, 2026 (GMT -4)
      8 minutes ago
      78°
      68°
      72
      Feels Like 74
      Cloudy
      N
      8
      Higher temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Sat 08/22
      Low 69°f
      94% Precip. / 0.48 in
      Thunderstorms, accompanied by locally heavy rainfall at times. Low 69F. Winds SSW at 5 to 10 mph. Chance of rain 90%.
      Tomorrow
      Sun 08/23
      High 84°f
      10% Precip. / 0 in
      A few passing clouds, otherwise generally sunny. High 84F. Winds W at 10 to 15 mph.
      Tomorrow night
      Sun 08/23
      Low 64°f
      4% Precip. / 0 in
      Clear skies. Low 64F. Winds W at 5 to 10 mph.
      Hourly Forecast
      Now
      73°
      12AM
      93%
      73°
      1AM
      71%
      73°
      2AM
      72°
      3AM
      70°
      4AM
      70°
      5AM
      70°
      6AM
      70°
      6:26AM
      Sunrise
      7AM
      70°
      8AM
      72°
      9AM
      74°
      10AM
      75°
      11AM
      78°
      12PM
      79°
      1PM
      80°
      2PM
      81°
      3PM
      82°
      4PM
      83°
      5PM
      82°
      6PM
      80°
      7PM
      79°
      7:49PM
      Sunset
      8PM
      77°
      9PM
      75°
      10PM
      73°
      11PM
      71°
      Precipitation
      93%
      Thunderstorms likely around 12:15 AM
      Pollen
      Grass Pollen
      Low
      Air Quality
      41
      Good
      UV Index
      0
      Low
      Additional Conditions
      1. Pressure 29.86 in
      2. Visibility 9 miles
      3. Clouds Cloudy
      4. Dew Point70°F
      5. Humidity 90%
      6. Rainfall 0.22 in
      7. Snow Depth 0 in
       KANP Station History
      Almanac for August 23, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 78°F 86°F 96°F 1968
      4. Low 68°F 70°F 50°F 1952
      5. Rain/Snow Depth
      6. Precipitation 0.48 in - in -
      7. Snow 0 in - in -
      Almanac for August 24, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 84°F 86°F 97°F
      4. Low 68°F 70°F 43°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:26 AM 7:49 PM
      3. Civil Twilight 5:58 AM 8:17 PM
      4. Nautical Twilight 5:25 AM 8:51PM
      5. Astronomical Twilight 4:49 AM 9:26 PM
      1. Length of Visible Light 14h 18m
      2. Length of Day 13h 23m
      3. Tomorrow will be 2 minutes 21 seconds shorter
      1. Moon 5:28 PM 1:37 AM
      2. Waxing Gibbous83% of the Moon is Illuminated
      Aug 28
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
      Loading…
      Health
      Loading…
      Weather Alerts
      Loading…
      Our AppsAbout UsContactCareersWeather Data APIs
      PWS NetworkWundermapFeedback & Support
      Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
      essentialaccessibility.com
      We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
      Review All Privacy and Ad Settings
      Choose how my information is shared
      Data Rights
      The Weather Company The Weather Channel Weather Underground Storm Radar
      © The Weather Company, LLC 2026
      Glossary