Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62° N Lon: 74.67° W Elev: 105 ft.

Fair

84°F

29°C

Humidity 46%
Wind Speed Vrbl 5 mph
Barometer 30.07 in (1018.0 mb)
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Heat Index84°F (29°C)
Last update 4 Aug 3:53 pm EDT
Detailed forecast for

Middlesex County

Tonight
Mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. Southeast winds around 5 mph this evening, becoming light and variable.
Wednesday
Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 80s. Southeast winds around 5 mph. Chance of rain 50 percent.
Wednesday Night
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Humid with lows around 70. South winds around 5 mph. Chance of rain 50 percent.
Thursday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 40 percent.
Thursday Night
Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 50 percent.
Friday
Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Chance of rain 50 percent.
Friday Night
Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.
Saturday
Partly sunny. A chance of showers in the afternoon. Hot with highs in the upper 80s. Chance of rain 30 percent.
Saturday Night
A chance of showers in the evening. Partly cloudy. Lows around 70. Chance of rain 30 percent.
Sunday
Mostly sunny. Hot with highs in the upper 80s.
Sunday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s.
Monday
Sunny, hot with highs around 90.
Monday Night
Partly cloudy. Lows in the lower 70s.
Tuesday
Mostly sunny. A chance of showers in the afternoon. Hot with highs in the upper 80s. Chance of rain 40 percent.



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400 PM EDT Tue Aug 4 2026
 
 

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