Hourly Weather Forecast for Monday

South Waltham, Massachusetts (02453)
Source 
Forecast data derived from Weather Underground BestForecast
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
Tuesday
partlycloudy Sunshine and clouds mixed. A stray shower or thunderstorm is possible. High around 85F. Winds S at 10 to 20 mph.
Tuesday Night
nt_partlycloudy Partly cloudy. A stray shower or thunderstorm is possible. Low around 70F. Winds SSW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 65 81 | 70 82 | 69 73 | 69
Wind 0 mph SE 10 mph S 14 mph S 9 mph SSW
Humidity 90% 71% 64% 86%
Chance of Precip. 0% 20% 20% 20%
Cloud Cover % 59% 44% 55%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:15 AM
8:24 PM
Wednesday
chancetstorms Scattered thunderstorms developing during the afternoon. High 87F. Winds WSW at 10 to 15 mph. Chance of rain 60%.
Wednesday Night
nt_mostlycloudy Mostly cloudy skies. A stray shower or thunderstorm is possible. Low 62F. Winds N at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 68 83 | 71 83 | 70 69 | 62
Wind 8 mph SW 10 mph WSW 8 mph WNW 6 mph N
Humidity 89% 67% 65% 77%
Chance of Precip. 10% 50% 40% 20%
Cloud Cover 38% 90% 67% 72%
Conditions Partly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm Mostly Cloudy
Sunrise & Sunset
5:15 AM
8:23 PM
Thursday
cloudy Overcast. High 78F. Winds ENE at 5 to 10 mph.
Thursday Night
nt_chancerain A shower or two possible early with partly cloudy skies later at night. Low 61F. Winds light and variable. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 56 75 | 57 73 | 58 66 | 59
Wind 6 mph NNE 6 mph ENE 7 mph E 2 mph NW
Humidity 76% 54% 59% 79%
Chance of Precip. 10% 0% 20% 10%
Cloud Cover 83% 65% 85% 30%
Conditions Overcast Mostly Cloudy Overcast Partly Cloudy
Sunrise & Sunset
5:16 AM
8:23 PM
Friday
clear A mainly sunny sky. High 87F. Winds NNW at 5 to 10 mph.
Friday Night
nt_clear Clear skies. Low 62F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 58 80 | 53 83 | 54 68 | 57
Wind 5 mph NNW 6 mph NNE 7 mph NW 4 mph WNW
Humidity 86% 40% 38% 67%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 7% 4% 8% 1%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
5:17 AM
8:22 PM
Saturday
clear Except for a few afternoon clouds, mainly sunny. High near 90F. Winds WNW at 5 to 10 mph.
Saturday Night
nt_partlycloudy A few clouds from time to time. Low near 65F. Winds SW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 64 | 57 85 | 57 84 | 58 71 | 61
Wind 4 mph NW 5 mph NW 7 mph SW 5 mph WSW
Humidity 78% 38% 41% 71%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 0% 33% 60% 28%
Conditions Clear Partly Cloudy Mostly Cloudy Clear
Sunrise & Sunset
5:18 AM
8:22 PM
Sunday
partlycloudy Partly cloudy skies. High 89F. Winds SW at 5 to 10 mph.
Sunday Night
nt_chancerain Partly cloudy skies early followed by mostly cloudy skies and a few showers later at night. Low 66F. Winds SSE at 5 to 10 mph. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 59 84 | 60 82 | 59 71 | 63
Wind 4 mph WSW 8 mph SW 10 mph SSE 5 mph S
Humidity 76% 44% 46% 75%
Chance of Precip. 10% 10% 10% 20%
Cloud Cover 34% 37% 42% 42%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:18 AM
8:21 PM
Monday
chancetstorms Showers early then scattered thunderstorms developing later in the day. High 86F. ENE winds shifting to S at 10 to 15 mph. Chance of rain 40%.
Monday Night
nt_partlycloudy Partly cloudy in the evening with more clouds for later at night. Low 66F. Winds SE at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 63 82 | 64 81 | 62 71 | 64
Wind 4 mph NNE 8 mph SSE 9 mph S 4 mph S
Humidity 86% 54% 53% 81%
Chance of Precip. 40% 40% 20% 20%
Cloud Cover 50% 50% 57% 68%
Conditions Chance of Rain Chance of Rain Partly Cloudy Mostly Cloudy
Sunrise & Sunset
5:19 AM
8:21 PM
Tuesday
partlycloudy Mostly cloudy skies early, then partly cloudy in the afternoon. High around 85F. Winds ENE at 5 to 10 mph.
Tuesday Night
nt_partlycloudy Partly cloudy. Low 64F. Winds S at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 62 80 | 64 80 | 62 70 | 62
Wind 3 mph NNE 6 mph NE 7 mph SSE 4 mph SSW
Humidity 84% 58% 53% 76%
Chance of Precip. 20% 20% 20% 20%
Cloud Cover 77% 62% 49% 39%
Conditions Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:20 AM
8:20 PM
Wednesday
chancerain A mix of clouds and sun in the morning giving way to a few showers during the afternoon. High 86F. Winds W at 5 to 10 mph. Chance of rain 30%.
Wednesday Night
nt_chancerain Cloudy with occasional rain showers. Low 62F. Winds NW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 60 79 | 61 82 | 58 70 | 57
Wind 6 mph S 7 mph NW 9 mph W 4 mph NW
Humidity 82% 55% 45% 65%
Chance of Precip. 20% 20% 30% 40%
Cloud Cover 29% 46% 53% 64%
Conditions Clear Partly Cloudy Chance of Rain Chance of Rain
Sunrise & Sunset
5:21 AM
8:20 PM
Thursday
chancerain A few showers in the morning with bright sunshine in the afternoon. High 84F. Winds NW at 5 to 10 mph. Chance of rain 30%.
Thursday Night
nt_chancetstorms Variable clouds with scattered showers and thunderstorms, mainly overnight. Low 62F. Winds WSW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 64 | 55 79 | 54 79 | 54 68 | 58
Wind 6 mph NNW 6 mph NNW 9 mph W 5 mph WSW
Humidity 72% 43% 42% 71%
Chance of Precip. 30% 10% 20% 40%
Cloud Cover 60% 24% 10% 52%
Conditions Chance of Rain Clear Clear Chance of a Thunderstorm
Sunrise & Sunset
5:22 AM
8:19 PM
Friday
chancetstorms Variable clouds with scattered thunderstorms. High 84F. Winds WNW at 5 to 10 mph. Chance of rain 40%.
Friday Night
nt_chancerain Showers in the evening, then clearing overnight. Low 62F. Winds W at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 56 79 | 58 80 | 58 67 | 57
Wind 5 mph WNW 6 mph NNW 9 mph SW 5 mph W
Humidity 78% 48% 47% 68%
Chance of Precip. 40% 40% 40% 30%
Cloud Cover 50% 50% 50% 40%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm Chance of Rain
Sunrise & Sunset
Sun does not rise
Saturday
clear Sunny skies. High 84F. Winds NW at 5 to 10 mph.
Saturday Night
nt_chancerain Mostly clear skies early followed by increasing clouds and a few showers later at night. Low 62F. Winds WSW at 5 to 10 mph. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 55 80 | 57 80 | 57 68 | 58
Wind 5 mph NW 6 mph NNW 8 mph SW 4 mph SW
Humidity 76% 45% 46% 71%
Chance of Precip. 20% 0% 20% 20%
Cloud Cover 21% 17% 18% 25%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
Sun does not rise
Sunday
chancerain A few showers early with mostly sunny conditions later in the day. High 84F. Winds E at 5 to 10 mph. Chance of rain 30%.
Sunday Night
nt_chancerain Mostly clear in the evening. Increasing clouds with showers after midnight. Low 62F. Winds SSW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 64 | 57 80 | 58 80 | 58 68 | 58
Wind 4 mph NNW 7 mph ENE 10 mph S 6 mph SSW
Humidity 79% 47% 48% 71%
Chance of Precip. 30% 20% 20% 20%
Cloud Cover 40% 26% 23% 24%
Conditions Chance of Rain Clear Clear Clear
Sunrise & Sunset
Sun does not rise
Monday
chancetstorms Rain showers in the morning with scattered thunderstorms arriving in the afternoon. High 84F. Winds S at 5 to 10 mph. Chance of rain 40%.
Monday Night
nt_chancetstorms Variably cloudy with scattered thunderstorms. Low 63F. Winds SSW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 64 | 58 80 | 59 80 | 59 69 | 60
Wind 4 mph WSW 7 mph SSE 9 mph S 5 mph SSW
Humidity 80% 50% 50% 73%
Chance of Precip. 40% 40% 40% 40%
Cloud Cover 50% 50% 50% 50%
Conditions Chance of Rain Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Tuesday
chancerain Rain showers in the morning becoming more intermittent in the afternoon. High 84F. Winds SSW at 10 to 15 mph. Chance of rain 40%.
Tuesday Night
nt_chancerain Overcast with rain showers at times. Low 63F. Winds SSW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 64 | 58 80 | 59 80 | 58 68 | 59
Wind 4 mph SW 9 mph SSW 11 mph S 5 mph SSW
Humidity 81% 49% 48% 73%
Chance of Precip. 40% 30% 30% 40%
Cloud Cover 50% 40% 40% 50%
Conditions Chance of Rain Chance of Rain Chance of Rain Chance of Rain
Sunrise & Sunset
Sun does not rise