National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Worcester, Worcester Regional Airport (KORH)

Lat: 42.27°NLon: 71.87°WElev: 1007ft.

Fair

84°F

29°C

Humidity 48%
Wind Speed Calm
Barometer 30.03 in (1016.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 30 Jul 11:54 am EDT
Extended Forecast for

South Grafton MA

Heat Advisory July 30, 12:17pm until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 30, 12:17pm until July 30, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 67. Light west wind.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 59. Northeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 9am. Mostly cloudy, with a high near 68. Northeast wind around 8 mph. Chance of precipitation is 60%.

    High: 68 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of showers before 10pm. Partly cloudy, with a low around 53. North wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. North wind around 6 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 96. West wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 67. Light west wind.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 59. Northeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers likely, mainly before 9am. Mostly cloudy, with a high near 68. Northeast wind around 8 mph. Chance of precipitation is 60%.
Friday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 53. North wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 79. North wind around 6 mph.
Saturday Night
Mostly clear, with a low around 56. Light and variable wind.
Sunday
Sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 58. Southwest wind 3 to 6 mph.
Monday
Sunny, with a high near 85. South wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 60. South wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 84. Calm wind becoming southeast around 6 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Grafton MA
 42.18°N 71.68°W (Elev. 344 ft)
Last Update:
7:58 am EDT Jul 30, 2025
Forecast Valid:
12pm EDT Jul 30, 2025-6pm EDT Aug 5, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation