National Weather Service Forecast for:
Lowell, MA
Issued by: National Weather Service Boston / Norton, MA |
| Updated: Apr/21/2026 3:59am |
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| Lowell, MA
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Today
 Sunny
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Wednesday
 Light Rain Likely
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Thursday
 Slight Chance Light Rain then Slight Chance Rain Showers
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Friday
 Mostly Sunny
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Saturday
 Mostly Sunny
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Sunday
 Partly Sunny
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Monday
 Partly Sunny
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| Hi 50 °F |
Hi 46 °F |
Hi 57 °F |
Hi 57 °F |
Hi 57 °F |
Hi 58 °F |
Hi 61 °F |
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Tonight
 Mostly Cloudy
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Wednesday Night
 Chance Light Rain
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Thursday Night
 Partly Cloudy
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Friday Night
 Partly Cloudy
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Saturday Night
 Slight Chance Rain Showers
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Sunday Night
 Slight Chance Rain Showers
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Monday Night
 Slight Chance Rain Showers
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| Lo 34 °F |
Lo 38 °F |
Lo 38 °F |
Lo 35 °F |
Lo 38 °F |
Lo 39 °F |
Lo 41 °F |
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Today
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Sunny, with a high near 50. Southwest wind 2 to 6 mph. |
Tonight
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Mostly cloudy, with a low around 34. South wind around 7 mph. |
Wednesday
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Rain likely. Cloudy, with a high near 46. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
Wednesday Night
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A chance of rain. Mostly cloudy, with a low around 38. South wind 1 to 6 mph. Chance of precipitation is 30%. |
Thursday
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A slight chance of rain before 8am, then a slight chance of rain showers between 11am and 4pm. Partly sunny, with a high near 57. Northwest wind 2 to 10 mph. Chance of precipitation is 20%. |
Thursday Night
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Partly cloudy, with a low around 38. Northwest wind 2 to 8 mph. |
Friday
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Mostly sunny, with a high near 57. North wind around 6 mph. |
Friday Night
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Partly cloudy, with a low around 35. Northeast wind around 5 mph. |
Saturday
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Mostly sunny, with a high near 57. Northeast wind 2 to 6 mph. |
Saturday Night
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A slight chance of rain showers between 7pm and 5am. Mostly cloudy, with a low around 38. South wind around 5 mph. |
Sunday
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Partly sunny, with a high near 58. Northeast wind 2 to 7 mph. |
Sunday Night
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A slight chance of rain showers between 8pm and 2am. Mostly cloudy, with a low around 39. East wind around 5 mph. |
Monday
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Partly sunny, with a high near 61. Northeast wind 2 to 7 mph. |
Monday Night
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A slight chance of rain showers after 8pm. Partly cloudy, with a low around 41. East wind around 5 mph. |
Forecast from NOAA-NWS
for Lowell, MA.
Technical Forecast Discussion
WXSIM Forecast for:
Lowell
Issued by: Lowell Highlands Weather |
| Updated: Monday, 20-Apr-2026 10:51 pm |
Rest of tonight

Fog |
Tuesday

Sunny |
Tuesday night

Rain and Snow |
Wednesday

Rain and Snow |
Wednesday night

Chance rain |
Thursday

Fog a.m. |
Thursday night

Fog late |
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<.1 in. |
.1 in. |
<.1 in. |
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| Low 28°F |
High 52°F |
Low 33°F |
High 45°F |
Low 38°F |
High 57°F |
Low 33°F |
N 3 mph
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NNW→SW 4 mph
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S 6 mph
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S 6 mph
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SSW 4 mph
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WNW 7-19→12-21 mph
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NNW 6-17 mph
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UV: 5 Medium |
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UV: 2 Low |
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UV: 4 Medium |
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Rest of tonight
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Clear. Patchy light fog. Cold. Low 28°F. Wind chill as low as 27. Wind north around 3 mph. |
Tuesday
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Sunny. High 52°F. UV index up to 5. Wind north-northwest around 4 mph in the morning, becoming southwest in the afternoon. |
Tuesday night
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Partly cloudy in the evening, becoming cloudy after midnight. A chance of a mix of snow and rain after midnight. Cold. Low 33°F. Wind south around 6 mph. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. No snow accumulation expected. |
Wednesday
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Dense overcast in the morning, becoming cloudy in the afternoon. A slight chance of a mix of rain and snow in the morning, then a chance of rain in the afternoon. Cold. High 45°F. UV index up to 2. Wind south around 6 mph. Chance of precipitation 50 percent. Precipitation (liquid equivalent) mostly around a tenth of an inch. No snow accumulation expected. |
Wednesday night
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Cloudy. Patchy light fog. A chance of rain. Low 38°F. Wind south-southwest around 4 mph. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch. |
Thursday
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Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. High 57°F. UV index up to 4. Wind west-northwest around 7 mph, gusting to 19 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. |
Thursday night
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Mostly clear in the evening, becoming fair after midnight. Patchy light fog after midnight. Cold. Low 33°F. Wind north-northwest around 6 mph, gusting to 17 mph. |
WXSIM forecast formatting script by Saratoga-Weather.org.
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