NWS & WXSIM Forecasts


National Weather Service Forecast for: Lowell, MA
Issued by: National Weather Service Boston / Norton, MA
Updated: Apr/02/2026 4:06pm

Lowell, MA
 
This
Afternoon
This Afternoon: Patchy Fog
Patchy Fog
Friday

Friday: Chance Rain Showers then Mostly Cloudy
Chance Rain Showers then Mostly Cloudy
Saturday

Saturday: Partly Sunny
Partly Sunny
Sunday

Sunday: Showers And Thunderstorms
Showers And T-Storms
Monday

Monday: Chance Rain Showers then Mostly Sunny
Chance Rain Showers then Mostly Sunny
Tuesday

Tuesday: Mostly Sunny then Slight Chance Rain Showers
Mostly Sunny then Slight Chance Rain Showers
Wednesday

Wednesday: Sunny
Sunny
 
Hi 37 °F Hi 65 °F Hi 59 °F Hi 63 °F Hi 52 °F Hi 50 °F Hi 48 °F  
 
Tonight

Tonight: Patchy Fog then Chance Rain Showers
Patchy Fog then Chance Rain Showers
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
Saturday
Night
Saturday Night: Chance Rain Showers
Chance Rain Showers
Sunday
Night
Sunday Night: Chance Rain Showers
Chance Rain Showers
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday
Night
Tuesday Night: Slight Chance Rain Showers then Mostly Cloudy
Slight Chance Rain Showers then Mostly Cloudy
Wednesday
Night
Wednesday Night: Mostly Clear
Mostly Clear
 
Lo 35 °F Lo 49 °F Lo 38 °F Lo 37 °F Lo 32 °F Lo 28 °F Lo 29 °F  

 

This Afternoon
 
Patchy fog and a slight chance of rain showers. Cloudy, with a high near 37. Northeast wind around 8 mph. Chance of precipitation is 20%.
Tonight
 
Patchy fog and a slight chance of rain showers before 11pm, then a chance of rain showers and patchy fog between 11pm and 1am, then patchy fog and a slight chance of rain showers between 1am and 3am, then a chance of rain showers and patchy fog. Cloudy, with a low around 35. East wind 2 to 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Friday
 
A chance of rain showers and patchy fog before 7am, then patchy fog and a slight chance of rain showers between 7am and noon. Mostly cloudy, with a high near 65. South wind 2 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday Night
 
Partly cloudy, with a low around 49. West wind 6 to 9 mph.
Saturday
 
Partly sunny, with a high near 59. North wind 5 to 10 mph, with gusts as high as 22 mph.
Saturday Night
 
A chance of rain showers between 7pm and 11pm, then a chance of rain showers and patchy fog. Cloudy, with a low around 38. East wind 3 to 8 mph. Chance of precipitation is 50%.
Sunday
 
Rain showers likely and patchy fog before 11am, then showers and thunderstorms. Cloudy, with a high near 63. South wind 3 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Sunday Night
 
A chance of rain showers before 1am. Mostly cloudy, with a low around 37. West wind around 8 mph. Chance of precipitation is 40%.
Monday
 
A chance of rain showers between 7am and 8am. Mostly sunny, with a high near 52. West wind 7 to 12 mph, with gusts as high as 23 mph.
Monday Night
 
Partly cloudy, with a low around 32. West wind 2 to 9 mph.
Tuesday
 
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 50. West wind 2 to 7 mph.
Tuesday Night
 
A slight chance of rain showers before 8pm. Mostly cloudy, with a low around 28. Northwest wind around 6 mph.
Wednesday
 
Sunny, with a high near 48. North wind around 6 mph.
Wednesday Night
 
Mostly clear, with a low around 29. South wind around 5 mph.

 

Forecast from NOAA-NWS for Lowell, MA.

Technical Forecast Discussion



WXSIM Forecast for: Lowell
Issued by: Lowell Highlands Weather
Updated: Thursday, 02-Apr-2026 06:12 pm
 
Tonight

Chance rain
Chance rain
Friday

Chance rain
Chance rain
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Chance rain
Chance rain
Sunday

Rain likely
Rain likely
Sunday
night
Fog late
Fog late
<.1 in. <.1 in. <.1 in. .25 in.
Low 34°F High 60°F Low 47°F High 64°F Low 42°F High 56°F Low 39°F
E
5
mph
SSE→SW
6→10-16
mph
SW
11-16
mph
N→E
9-21
mph
E
6-17
mph
SW
9-17
mph
W
8-16
mph
UV: 3
 Medium 
UV: 4
 Medium 
UV: 2
 Low 

 

Tonight
 
Dense overcast. Patchy light fog. A slight chance of rain in the evening, then a chance of rain after midnight. Low 34°F. Wind east around 5 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Friday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 60°F. UV index up to 3. Wind south-southeast around 6 mph in the morning, becoming southwest around 10 mph, gusting to 16 mph, in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Friday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. Low 47°F. Wind southwest around 11 mph, gusting to 16 mph.
Saturday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. Mild. High 64°F. UV index up to 4. Wind north around 9 mph, gusting to 21 mph, in the morning, becoming east in the afternoon.
Saturday night
 
Cloudy. A chance of rain. Low 42°F. Wind east around 6 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Sunday
 
Dense overcast. Rain likely. High 56°F. UV index up to 2. Wind southwest around 9 mph, gusting to 17 mph. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Sunday night
 
Mostly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 39°F. Wind west around 8 mph, gusting to 16 mph.

WXSIM forecast formatting script by Saratoga-Weather.org.