National Weather Service Forecast for:
Lowell, MA
Issued by: National Weather Service Boston / Norton, MA |
| Updated: Aug/07/2026 3:31pm |
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| Lowell, MA
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Saturday
Chance Rain Showers then Slight Chance Showers And T-Storms
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Sunday
Sunny then Isolated Showers And T-Storms
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Monday
Sunny
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Tuesday
Mostly Sunny then Slight Chance Showers And T-Storms
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Wednesday
Chance Rain Showers then Slight Chance Showers And T-Storms
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Thursday
Chance Rain Showers
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Friday
Mostly Sunny
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Hi 88 °F |
Hi 90 °F |
Hi 89 °F |
Hi 88 °F |
Hi 85 °F |
Hi 84 °F |
Hi 82 °F |
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Tonight
Partly Cloudy then Chance Showers And T-Storms
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Saturday
Night
Slight Chance Showers And T-Storms
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Sunday
Night
Clear
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Monday
Night
Slight Chance Rain Showers
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Tuesday
Night
Chance Showers And T-Storms then Slight Chance Showers And T-Storms
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Wednesday
Night
Slight Chance Showers And T-Storms
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Thursday
Night
Chance Showers And T-Storms then Partly Cloudy
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| Lo 72 °F |
Lo 71 °F |
Lo 66 °F |
Lo 69 °F |
Lo 65 °F |
Lo 63 °F |
Lo 61 °F |
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Tonight
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A chance of rain showers between midnight and 3am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
Saturday
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A chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 2 to 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
Saturday Night
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A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms between 11pm and 1am. Partly cloudy, with a low around 71. Southwest wind 2 to 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Sunday
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Isolated showers and thunderstorms between 2pm and 3pm. Sunny, with a high near 90. West wind 3 to 9 mph. Chance of precipitation is 20%. |
Sunday Night
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Clear, with a low around 66. West wind 2 to 8 mph. |
Monday
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Sunny, with a high near 89. West wind 1 to 7 mph. |
Monday Night
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A slight chance of rain showers between 11pm and 4am. Partly cloudy, with a low around 69. Southwest wind 3 to 7 mph. |
Tuesday
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A slight chance of rain showers between 1pm and 2pm, then a slight chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. West wind 5 to 8 mph. Chance of precipitation is 30%. |
Tuesday Night
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A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. West wind 2 to 7 mph. Chance of precipitation is 30%. |
Wednesday
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A chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Northwest wind 2 to 6 mph. Chance of precipitation is 30%. |
Wednesday Night
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A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. West wind 1 to 6 mph. |
Thursday
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A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. West wind 1 to 7 mph. Chance of precipitation is 40%. |
Thursday Night
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A chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 61. West wind around 6 mph. Chance of precipitation is 30%. |
Friday
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Mostly sunny, with a high near 82. West wind 5 to 9 mph. |
Forecast from NOAA-NWS
for Lowell, MA.
Technical Forecast Discussion
WXSIM Forecast for:
Lowell
Issued by: Lowell Highlands Weather |
| Updated: Friday, 07-Aug-2026 10:51 pm |
Rest of
tonight
Cloudy |
Saturday
Chance rain |
Saturday
night
Chance rain |
Sunday
Fog a.m. |
Sunday
night
Partly Cloudy |
Monday
Mostly Sunny |
Monday
night
Fog late |
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<.1 in. |
.1 in. |
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| Low 76°F |
High 91°F |
Low 73°F |
High 89°F |
Low 65°F |
High 89°F |
Low 68°F |
WSW
3
mph
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WSW
5-15
mph
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WSW
6
mph
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W
7-17
mph
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W
5-15
mph
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SW
2→6-14
mph
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SW
5
mph
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UV: 6
High |
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UV: 7
High |
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UV: 7
High |
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Rest of tonight
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Cloudy. Unusually warm. Low 76°F. Wind west-southwest around 3 mph. |
Saturday
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Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Very hot. High 91°F. Heat index up to 98°F. UV index up to 6. Wind west-southwest around 5 mph, gusting to 15 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch. |
Saturday night
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Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A chance of rain. Warm. Low 73°F. Wind west-southwest around 6 mph. Chance of precipitation 40 percent. Precipitation mostly around a tenth of an inch. |
Sunday
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Partly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Light to moderate fog in the morning. Hot. High 89°F. Heat index up to 95°F. UV index up to 7. Wind west around 7 mph, gusting to 17 mph. |
Sunday night
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Clear in the evening, becoming fair to partly cloudy after midnight. Low 65°F. Wind west around 5 mph, gusting to 15 mph. |
Monday
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Sunny in the morning, becoming partly to mostly sunny in the afternoon. Hot. High 89°F. UV index up to 7. Wind southwest around 2 mph in the morning, becoming 6 mph, gusting to 14 mph, in the afternoon. |
Monday night
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Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 68°F. Wind southwest around 5 mph. |
WXSIM forecast formatting script by Saratoga-Weather.org.
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