Hourly Weather Forecast for Saturday

Chelmsford, Massachusetts (01824)
Source 
Forecast data derived from Weather Underground BestForecast
2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM
Temperature / Dew Point (°F):
21 / 13
21 / 15
23 / 15
26 / 18
29 / 16
26 / 13
24 / 10
20 / 6
Humidity (%):
71% 76% 70% 71% 57% 56% 55% 55%
Pressure (in):
30.23 30.31 30.37 30.41 30.45 30.48 30.51 30.5
Wind (mph):
W
8 mph W
(271°)
WNW
7 mph WNW
(287°)
WNW
7 mph WNW
(301°)
NNW
8 mph NNW
(327°)
NNW
8 mph NNW
(330°)
NW
7 mph NW
(306°)
W
8 mph W
(278°)
W
8 mph W
(271°)
Conditions:
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Probability of Precipitation (%):
10% 10% 10% 10% 10% 10% 10% 10%
Cloud Cover (%):
28% 24% 18% 13% 16% 23% 21% 22%
Sunday
partlycloudy Partly cloudy. High 52F. Winds SW at 5 to 10 mph.
Sunday Night
nt_rain Partly cloudy in the evening then becoming cloudy with periods of rain after midnight. Low 37F. Winds SSE at 5 to 10 mph. Chance of rain 80%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 36 | 31 51 | 38 43 | 36 39 | 35
Wind 8 mph SW 7 mph WSW 5 mph SSW 5 mph SSE
Humidity 85% 60% 74% 85%
Chance of Precip. 10% 0% 0% 0%
Cloud Cover 66% 3% 57% 46%
Conditions Mostly Cloudy Clear Partly Cloudy Partly Cloudy
Sunrise & Sunset
6:46 AM
4:16 PM
Monday
rain Cloudy with occasional rain...mainly in the morning. High 66F. Winds S at 15 to 25 mph. Chance of rain 90%. Rainfall near a quarter of an inch.
Monday Night
nt_partlycloudy Some clouds early will give way to generally clear conditions overnight. Low 48F. Winds SW at 15 to 25 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 47 | 47 62 | 59 61 | 58 57 | 57
Wind 8 mph SE 17 mph S 18 mph SSW 16 mph SW
Humidity 100% 90% 92% 99%
Chance of Precip. 80% 50% 10% 10%
Cloud Cover 100% 98% 45% 36%
Conditions Rain Chance of Rain Partly Cloudy Partly Cloudy
Sunrise & Sunset
6:47 AM
4:16 PM
Tuesday
partlycloudy Sunshine and clouds mixed. High 51F. Winds WSW at 10 to 20 mph.
Tuesday Night
nt_mostlycloudy Mostly cloudy skies. Low 33F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 49 | 38 51 | 31 45 | 29 37 | 28
Wind 14 mph SW 16 mph WSW 8 mph WSW 6 mph W
Humidity 66% 45% 53% 70%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 18% 42% 69% 67%
Conditions Clear Partly Cloudy Mostly Cloudy Mostly Cloudy
Sunrise & Sunset
6:49 AM
4:15 PM
Wednesday
snow Morning light rain followed by a mix of rain and snow in the afternoon. High 39F. Winds light and variable. Chance of precip 100%. Snow accumulations less than one inch.
Wednesday Night
nt_sleet A mixture of rain and snow in the evening will change to a wintry mix in the overnight hours. Low around 30F. Winds NNE at 10 to 15 mph. Chance of precip 100%. Snow and ice accumulating 1 to 3 inches.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 34 | 28 39 | 27 36 | 30 33 | 32
Wind 4 mph W 4 mph ENE 5 mph NNE 12 mph NNE
Humidity 78% 61% 79% 97%
Chance of Precip. 0% 60% 100% 90%
Cloud Cover 72% 97% 98% 96%
Conditions Mostly Cloudy Chance of Rain Snow Snow
Sunrise & Sunset
6:50 AM
4:15 PM
Thursday
snow Snow showers before noon. Becoming partly cloudy later. High around 40F. Winds W at 10 to 15 mph. Chance of snow 70%. Snow accumulations less than one inch.
Thursday Night
nt_clear Mostly clear skies. Low 22F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 31 | 29 38 | 29 33 | 25 27 | 22
Wind 10 mph NW 11 mph W 7 mph W 7 mph W
Humidity 95% 69% 71% 82%
Chance of Precip. 70% 10% 10% 10%
Cloud Cover 90% 39% 27% 24%
Conditions Ice Pellets Partly Cloudy Clear Clear
Sunrise & Sunset
6:51 AM
4:14 PM
Friday
partlycloudy Partly cloudy skies. High around 35F. Winds NW at 10 to 20 mph.
Friday Night
nt_partlycloudy Partly cloudy skies. Low 18F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 23 | 19 33 | 20 29 | 15 21 | 12
Wind 10 mph WNW 16 mph NW 8 mph WNW 7 mph W
Humidity 84% 59% 56% 69%
Chance of Precip. 10% 0% 0% 0%
Cloud Cover 77% 54% 21% 29%
Conditions Mostly Cloudy Partly Cloudy Clear Clear
Sunrise & Sunset
6:52 AM
4:14 PM
Saturday
partlycloudy Sunshine and clouds mixed. High near 35F. Winds WSW at 10 to 15 mph.
Saturday Night
nt_clear Mostly clear skies. Low 19F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 21 | 17 31 | 20 28 | 14 20 | 13
Wind 8 mph WSW 10 mph W 8 mph WSW 9 mph W
Humidity 83% 61% 57% 72%
Chance of Precip. 10% 0% 0% 10%
Cloud Cover 55% 74% 22% 30%
Conditions Partly Cloudy Mostly Cloudy Clear Partly Cloudy
Sunrise & Sunset
6:53 AM
4:13 PM
Sunday
clear Plentiful sunshine. High around 30F. Winds NW at 5 to 10 mph.
Sunday Night
nt_clear Generally fair. Low 16F. Winds WSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 21 | 13 28 | 17 26 | 12 19 | 7
Wind 7 mph WNW 8 mph NW 7 mph WNW 8 mph W
Humidity 71% 64% 55% 58%
Chance of Precip. 10% 10% 10% 10%
Cloud Cover 22% 13% 22% 25%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
6:54 AM
4:13 PM
Monday
chancerain Cloudy skies early. A few showers developing later in the day. High 44F. Winds SW at 10 to 15 mph. Chance of rain 30%.
Monday Night
nt_partlycloudy Partly cloudy. Low around 30F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 18 | 7 40 | 25 37 | 29 32 | 29
Wind 7 mph SW 11 mph SW 9 mph SW 6 mph W
Humidity 62% 55% 74% 90%
Chance of Precip. 20% 20% 30% 20%
Cloud Cover 67% 85% 61% 50%
Conditions Mostly Cloudy Overcast Chance of Rain Partly Cloudy
Sunrise & Sunset
6:55 AM
4:13 PM
Tuesday
partlycloudy Intervals of clouds and sunshine. High 42F. Winds NNW at 5 to 10 mph.
Tuesday Night
nt_snow Cloudy with rain and snow showers. Low 32F. Winds light and variable. Chance of precip 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 31 | 27 40 | 25 36 | 27 34 | 30
Wind 3 mph W 8 mph NNW 5 mph E 4 mph ENE
Humidity 85% 55% 71% 85%
Chance of Precip. 20% 20% 20% 30%
Cloud Cover 33% 51% 42% 46%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Snow
Sunrise & Sunset
6:56 AM
4:12 PM
Wednesday
chancerain Partly cloudy skies early. A few showers developing later in the day. High near 45F. Winds light and variable. Chance of rain 40%.
Wednesday Night
nt_snow Rain and snow showers in the evening. The rain and snow will change to rain showers overnight. Low 34F. Winds light and variable. Chance of precip 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 33 | 31 43 | 31 39 | 27 36 | 28
Wind 3 mph WNW 5 mph NW 4 mph S 4 mph S
Humidity 92% 62% 61% 74%
Chance of Precip. 30% 20% 40% 40%
Cloud Cover 45% 41% 40% 46%
Conditions Snow Partly Cloudy Snow Chance of Rain
Sunrise & Sunset
Sun does not rise
Thursday
chancerain Overcast with rain showers at times. High 46F. Winds SSE at 5 to 10 mph. Chance of rain 60%.
Thursday Night
nt_chancerain Cloudy. Some light rain is likely. Low 37F. Winds S at 5 to 10 mph. Chance of rain 60%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 35 | 32 45 | 34 41 | 33 39 | 33
Wind 3 mph SSE 8 mph NW 6 mph SE 5 mph S
Humidity 87% 67% 74% 81%
Chance of Precip. 50% 60% 50% 60%
Cloud Cover 59% 66% 69% 69%
Conditions Chance of Rain Chance of Rain Chance of Rain Chance of Rain
Sunrise & Sunset
Sun does not rise
Friday
chancerain Light rain early...then remaining cloudy with showers in the afternoon. High around 45F. Winds WNW at 5 to 10 mph. Chance of rain 60%.
Friday Night
nt_snow Rain showers early mixing with snow showers late. Low 33F. Winds NW at 5 to 10 mph. Chance of precip 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 39 | 35 45 | 38 40 | 33 36 | 28
Wind 4 mph SW 8 mph WNW 7 mph WNW 7 mph NW
Humidity 88% 75% 78% 72%
Chance of Precip. 60% 60% 40% 40%
Cloud Cover 71% 71% 68% 64%
Conditions Chance of Rain Chance of Rain Chance of Rain Chance of Rain
Sunrise & Sunset
Sun does not rise
Saturday
chancerain Overcast with rain showers at times. High 44F. Winds WNW at 5 to 10 mph. Chance of rain 50%.
Saturday Night
nt_chancerain Cloudy with occasional rain showers. Low 33F. Winds S at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 34 | 27 44 | 27 39 | 26 36 | 27
Wind 6 mph NW 9 mph NW 8 mph SSE 5 mph SSW
Humidity 75% 52% 58% 70%
Chance of Precip. 50% 50% 40% 40%
Cloud Cover 63% 65% 65% 64%
Conditions Snow Chance of Rain Chance of Rain Chance of Rain
Sunrise & Sunset
Sun does not rise
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 34 | 27 44 | 27 39 | 26 39 | 19
Wind 6 mph NW 9 mph NW 8 mph SSE 3 mph East
Humidity 75% 52% 58% 46%
Chance of Precip. 50% 50% 40% 0%
Cloud Cover 63% 65% 65% %
Conditions Snow Chance of Rain Chance of Rain
Sunrise & Sunset
Sun does not rise