Hourly Weather Forecast for Wednesday

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
rain Periods of rain. High 52F. Winds NNE at 10 to 15 mph. Chance of rain 100%.
Tuesday Night
nt_cloudy Cloudy. Low around 45F. Winds NNE at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 46 | 45 51 | 46 52 | 44 48 | 44
Wind 1 mph East 11 mph NNE 9 mph NNE 3 mph NNE
Humidity 95% 84% 73% 84%
Chance of Precip. 0% 90% 0% 10%
Cloud Cover % 100% 99% 90%
Conditions Rain Overcast Overcast
Sunrise & Sunset
5:10 AM
8:15 PM
Wednesday
partlycloudy Cloudy early with partial sunshine expected late. High around 65F. Winds NE at 5 to 10 mph.
Wednesday Night
nt_partlycloudy A few clouds from time to time. Low around 45F. Winds SSE at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 46 | 44 61 | 43 61 | 43 50 | 42
Wind 4 mph NNE 5 mph NE 8 mph ESE 2 mph SSE
Humidity 90% 53% 51% 74%
Chance of Precip. 10% 0% 0% 10%
Cloud Cover 82% 88% 40% 37%
Conditions Overcast Overcast Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:09 AM
8:16 PM
Thursday
partlycloudy Intervals of clouds and sunshine. High 73F. Winds SE at 5 to 10 mph.
Thursday Night
nt_cloudy Cloudy. Low 53F. Winds S at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 47 | 43 68 | 47 67 | 47 56 | 48
Wind 1 mph ESE 6 mph ESE 9 mph SSE 5 mph S
Humidity 84% 47% 49% 75%
Chance of Precip. 0% 0% 0% 10%
Cloud Cover 30% 36% 58% 90%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Overcast
Sunrise & Sunset
5:09 AM
8:17 PM
Friday
chancerain Showers in the morning, then cloudy in the afternoon. High 74F. Winds SE at 5 to 10 mph. Chance of rain 60%.
Friday Night
nt_chancerain Mostly cloudy skies with a few showers late. Low 58F. Winds SW at 5 to 10 mph. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 54 | 49 64 | 55 71 | 57 62 | 57
Wind 2 mph SE 5 mph SE 8 mph SSE 5 mph SSW
Humidity 85% 73% 62% 82%
Chance of Precip. 40% 20% 10% 30%
Cloud Cover 93% 94% 80% 65%
Conditions Chance of Rain Overcast Overcast Chance of Rain
Sunrise & Sunset
5:09 AM
8:18 PM
Saturday
chancerain Mostly cloudy with some showers in the afternoon. High 72F. Winds NNE at 10 to 15 mph. Chance of rain 60%.
Saturday Night
nt_partlycloudy A few clouds. Low 51F. Winds NE at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 59 | 59 71 | 56 68 | 47 56 | 46
Wind 5 mph NW 10 mph NNE 10 mph E 3 mph NNE
Humidity 99% 59% 47% 68%
Chance of Precip. 20% 20% 10% 10%
Cloud Cover 79% 71% 64% 32%
Conditions Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy
Sunrise & Sunset
5:08 AM
8:18 PM
Sunday
clear Mainly sunny. High 72F. Winds E at 10 to 15 mph.
Sunday Night
nt_chancerain Mostly cloudy with some showers late. Low 51F. Winds ESE at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 53 | 46 68 | 42 67 | 43 55 | 42
Wind 4 mph NE 10 mph E 11 mph ESE 6 mph ESE
Humidity 78% 39% 41% 63%
Chance of Precip. 10% 0% 0% 10%
Cloud Cover 13% 11% 13% 61%
Conditions Clear Clear Clear Mostly Cloudy
Sunrise & Sunset
5:08 AM
8:19 PM
Monday
chancetstorms Scattered showers and thunderstorms. High 74F. Winds SSE at 10 to 20 mph. Chance of rain 50%.
Monday Night
nt_chancetstorms Variable clouds with showers and scattered thunderstorms. Storms more numerous during the evening. Low 61F. Winds S at 10 to 15 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 53 | 52 70 | 54 71 | 54 64 | 55
Wind 5 mph ENE 12 mph SSE 13 mph S 8 mph S
Humidity 97% 56% 56% 73%
Chance of Precip. 50% 50% 50% 20%
Cloud Cover 75% 78% 85% 88%
Conditions Chance of Rain Chance of a Thunderstorm Chance of a Thunderstorm Overcast
Sunrise & Sunset
5:08 AM
8:19 PM
Tuesday
chancerain Showers early becoming less numerous later in the day. High 81F. Winds SSW at 10 to 15 mph. Chance of rain 50%.
Tuesday Night
nt_chancerain Partly cloudy skies early giving way to a few showers after midnight. Low 61F. Winds SW at 10 to 15 mph. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 57 74 | 62 77 | 59 67 | 59
Wind 5 mph S 10 mph SSW 12 mph SSW 7 mph SSW
Humidity 85% 66% 55% 75%
Chance of Precip. 50% 30% 20% 20%
Cloud Cover 87% 40% 37% 50%
Conditions Chance of Rain Chance of Rain Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:08 AM
8:20 PM
Wednesday
partlycloudy Intervals of clouds and sunshine. High 81F. Winds WSW at 10 to 15 mph.
Wednesday Night
nt_clear A few clouds from time to time. Low 61F. Winds WSW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 56 77 | 55 77 | 55 66 | 54
Wind 5 mph SW 10 mph W 13 mph WSW 7 mph WSW
Humidity 78% 47% 47% 65%
Chance of Precip. 20% 20% 20% 20%
Cloud Cover 32% 47% 30% 26%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Clear
Sunrise & Sunset
5:07 AM
8:21 PM
Thursday
clear Mainly sunny. High near 80F. Winds W at 10 to 15 mph.
Thursday Night
nt_partlycloudy Partly cloudy. Low 59F. Winds WSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 53 75 | 54 75 | 54 64 | 52
Wind 6 mph W 7 mph W 9 mph SW 6 mph WSW
Humidity 73% 48% 47% 66%
Chance of Precip. 20% 10% 20% 20%
Cloud Cover 15% 20% 17% 35%
Conditions Clear Clear Clear Partly Cloudy
Sunrise & Sunset
5:07 AM
8:21 PM
Friday
partlycloudy Partly cloudy. High around 80F. Winds WSW at 10 to 15 mph.
Friday Night
nt_chancerain Cloudy with occasional rain showers. Low around 60F. Winds SSW at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 60 | 52 76 | 54 76 | 53 65 | 53
Wind 5 mph W 8 mph WSW 10 mph SSW 6 mph SSW
Humidity 74% 46% 46% 63%
Chance of Precip. 20% 20% 20% 50%
Cloud Cover 37% 38% 39% 50%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Chance of Rain
Sunrise & Sunset
Sun does not rise
Saturday
chancetstorms Scattered thunderstorms, especially in the morning. High near 80F. Winds SSW at 10 to 20 mph. Chance of rain 40%.
Saturday Night
nt_chancerain Partly cloudy skies early followed by increasing clouds with showers developing later at night. Low 61F. Winds S at 10 to 15 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 61 | 53 76 | 55 76 | 55 66 | 55
Wind 4 mph SW 8 mph S 13 mph S 7 mph SSW
Humidity 73% 48% 49% 67%
Chance of Precip. 40% 30% 20% 20%
Cloud Cover 50% 48% 46% 45%
Conditions Chance of Rain Chance of a Thunderstorm Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Sunday
chancerain Considerable cloudiness with occasional rain showers. High 79F. Winds S at 10 to 20 mph. Chance of rain 50%.
Sunday Night
nt_chancerain Overcast with rain showers at times. Low 62F. Winds SSW at 10 to 15 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 55 76 | 56 75 | 57 66 | 56
Wind 3 mph S 10 mph S 13 mph S 9 mph SSW
Humidity 76% 51% 52% 70%
Chance of Precip. 50% 50% 50% 50%
Cloud Cover 51% 64% 66% 63%
Conditions Chance of Rain Chance of Rain Chance of Rain Chance of Rain
Sunrise & Sunset
Sun does not rise
Monday
chancerain A shower or two possible early with partly cloudy skies in the afternoon. High 81F. Winds SW at 10 to 20 mph. Chance of rain 30%.
Monday Night
nt_clear Mostly clear skies. Low 61F. Winds SW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 56 77 | 57 76 | 56 66 | 55
Wind 6 mph SW 11 mph SW 14 mph SSW 8 mph SW
Humidity 79% 51% 50% 66%
Chance of Precip. 40% 20% 20% 20%
Cloud Cover 59% 39% 27% 22%
Conditions Chance of Rain Partly Cloudy Clear Clear
Sunrise & Sunset
Sun does not rise
Tuesday
chancerain A few showers early with mostly sunny conditions later in the day. High 81F. Winds WSW at 10 to 20 mph. Chance of rain 30%.
Tuesday Night
nt_clear Mostly clear skies. Low around 60F. Winds SW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 53 76 | 55 75 | 57 65 | 54
Wind 8 mph WSW 12 mph WSW 14 mph SW 9 mph SW
Humidity 73% 48% 52% 66%
Chance of Precip. 20% 20% 20% 20%
Cloud Cover 22% 20% 22% 23%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
Sun does not rise