My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      River Flood Warning
      until 11:30 PM CDT
      +2 more alerts
      Elev 568 ft, 39.160 °N 87.826 °W

      Martinsville, IL

      Martinsville Station
      Updated: 8:25 PM CDT on August 19, 2026 (GMT -5)
      3 minutes ago
      84°
      66°
      77
      Feels Like 79
      Partly Cloudy
      N
      2
      Similar temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Thu 08/20
      Low 68°f
      72% Precip. / 0.38 in
      Partly cloudy skies early. Thunderstorms developing late. Low 68F. Winds light and variable. Chance of rain 70%. Localized flooding is possible.
      Tomorrow
      Fri 08/21
      High 82°f
      24% Precip. / 0 in
      Cloudy skies early, then partly cloudy in the afternoon. High 82F. Winds NNE at 5 to 10 mph.
      Tomorrow night
      Fri 08/21
      Low 61°f
      8% Precip. / 0 in
      Clear. Low 61F. Winds light and variable.
      Hourly Forecast
      Now
      75°
      9PM
      74°
      10PM
      73°
      11PM
      72°
      12AM
      71°
      1AM
      71°
      2AM
      66%
      71°
      3AM
      75%
      70°
      4AM
      59%
      70°
      5AM
      31%
      69°
      6AM
      69°
      6:09AM
      Sunrise
      7AM
      69°
      8AM
      71°
      9AM
      72°
      10AM
      74°
      11AM
      76°
      12PM
      78°
      1PM
      80°
      2PM
      81°
      3PM
      81°
      4PM
      81°
      5PM
      81°
      6PM
      80°
      7PM
      78°
      7:39PM
      Sunset
      8PM
      74°
      Precipitation
      75%
      Thunderstorms possible after 2 AM
      Pollen
      Grass Pollen
      Low
      Air Quality
      37
      Good
      UV Index
      0
      Low
      Additional Conditions
      1. Pressure 29.88 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point73°F
      5. Humidity 91%
      6. Rainfall 0.22 in
      7. Snow Depth 0 in
       KRSV Station History
      Almanac for August 20, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 84°F 86°F 102°F 1936
      4. Low 66°F 64°F 49°F 1941
      5. Rain/Snow Depth
      6. Precipitation 0.38 in 4 in -
      7. Snow 0 in 0 in -
      Almanac for August 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 82°F 86°F 104°F
      4. Low 66°F 64°F 44°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:09 AM 7:39 PM
      3. Civil Twilight 5:40 AM 8:07 PM
      4. Nautical Twilight 5:06 AM 8:41PM
      5. Astronomical Twilight 4:31 AM 9:17 PM
      1. Length of Visible Light 14h 26m
      2. Length of Day 13h 30m
      3. Tomorrow will be 2 minutes 20 seconds shorter
      1. Moon 2:41 PM 11:44 PM
      2. Waxing Gibbous56% of the Moon is Illuminated
      Aug 27
      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