Hourly Weather Forecast for Saturday

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 (%):
Monday
mostlycloudy A mix of clouds and sun during the morning will give way to cloudy skies this afternoon. Sprinkles or flurries possible. High 38F. Winds N at 5 to 10 mph.
Monday Night
nt_chancerain Cloudy skies with periods of light rain late. Low 36F. Winds ENE at 5 to 10 mph. Chance of rain 70%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 29 | 25 37 | 30 37 | 32 38 | 37
Wind 4 mph N 6 mph N 6 mph NNE 5 mph ENE
Humidity 86% 77% 83% 94%
Chance of Precip. 0% 20% 40% 20%
Cloud Cover 50% 66% 91% 89%
Conditions Partly Cloudy Mostly Cloudy Chance of Rain Overcast
Sunrise & Sunset
7:11 AM
4:15 PM
Tuesday
rain Rain. High near 45F. Winds ENE at 10 to 15 mph. Chance of rain 80%. Rainfall around a quarter of an inch.
Tuesday Night
nt_chancerain Steady light rain in the evening. Showers continuing late. Low 44F. Winds ENE at 5 to 10 mph. Chance of rain 70%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 40 | 40 44 | 40 45 | 42 46 | 45
Wind 7 mph E 9 mph E 10 mph ENE 5 mph E
Humidity 98% 88% 90% 94%
Chance of Precip. 70% 80% 70% 50%
Cloud Cover 100% 100% 100% 100%
Conditions Chance of Rain Rain Chance of Rain Chance of Rain
Sunrise & Sunset
7:11 AM
4:16 PM
Wednesday
rain Periods of rain. High 53F. Winds N at 5 to 10 mph. Chance of rain 90%. Rainfall near a half an inch.
Wednesday Night
nt_rain Rain. Low 49F. Winds SSW at 10 to 15 mph. Chance of rain 90%. Rainfall near a quarter of an inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 45 | 45 49 | 46 52 | 51 56 | 49
Wind 3 mph N 4 mph NNW 9 mph SSW 9 mph SSW
Humidity 100% 88% 97% 78%
Chance of Precip. 40% 80% 60% 90%
Cloud Cover 99% 100% 100% 100%
Conditions Chance of Rain Rain Rain Rain
Sunrise & Sunset
7:12 AM
4:17 PM
Thursday
rain Cloudy and damp with rain in the morning...then becoming partly cloudy. High 54F. Winds SW at 10 to 20 mph. Chance of rain 90%.
Thursday Night
nt_clear Clear skies. Low 34F. Winds W at 10 to 20 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 50 | 48 53 | 45 46 | 29 39 | 26
Wind 11 mph S 15 mph SW 16 mph WSW 13 mph W
Humidity 92% 73% 51% 59%
Chance of Precip. 80% 50% 10% 0%
Cloud Cover 100% 64% 15% 8%
Conditions Chance of Rain Chance of Rain Clear Clear
Sunrise & Sunset
7:12 AM
4:17 PM
Friday
clear Sunny. High 47F. Winds WSW at 10 to 20 mph.
Friday Night
nt_clear Mostly clear skies. Low 34F. Winds SW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 35 | 26 45 | 27 40 | 28 36 | 28
Wind 9 mph WSW 13 mph W 9 mph SW 7 mph SW
Humidity 70% 48% 64% 73%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 9% 8% 8% 21%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
7:12 AM
4:18 PM
Saturday
clear Sunny. High 48F. Winds WSW at 10 to 15 mph.
Saturday Night
nt_partlycloudy Partly cloudy. Low 32F. Winds WSW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 35 | 29 48 | 32 40 | 34 35 | 32
Wind 6 mph SW 11 mph WSW 11 mph WSW 7 mph W
Humidity 80% 54% 76% 89%
Chance of Precip. 0% 0% 0% 10%
Cloud Cover 16% 9% 8% 36%
Conditions Clear Clear Clear Partly Cloudy
Sunrise & Sunset
7:13 AM
4:18 PM
Sunday
rain Partly cloudy skies during the morning hours will give way to cloudy skies and rain in the afternoon. High 37F. Winds WNW at 10 to 20 mph. Chance of rain 60%.
Sunday Night
nt_sleet A mix of wintry precipitation in the evening. Then some clearing late. Low 27F. Winds NW at 10 to 15 mph. Chance of precip 60%. Snow and ice accumulating 1 to 3 inches.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 34 | 30 37 | 26 34 | 25 30 | 17
Wind 7 mph W 12 mph WNW 11 mph NW 11 mph NW
Humidity 85% 63% 70% 59%
Chance of Precip. 10% 20% 60% 60%
Cloud Cover 52% 68% 100% 100%
Conditions Partly Cloudy Mostly Cloudy Rain Snow
Sunrise & Sunset
7:13 AM
4:19 PM
Monday
clear Sunshine. High 33F. Winds W at 10 to 15 mph.
Monday Night
nt_partlycloudy A few clouds. Low 26F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 28 | 12 32 | 10 31 | 12 29 | 16
Wind 9 mph WNW 10 mph W 9 mph W 9 mph W
Humidity 52% 39% 45% 58%
Chance of Precip. 0% 0% 0% 10%
Cloud Cover 14% 8% 21% 58%
Conditions Clear Clear Clear Partly Cloudy
Sunrise & Sunset
7:13 AM
4:20 PM
Tuesday
clear A few passing clouds, otherwise generally sunny. High 34F. Winds W at 10 to 15 mph.
Tuesday Night
nt_clear Mostly clear skies. Low 24F. Winds W at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 19 31 | 13 30 | 15 27 | 14
Wind 8 mph WSW 9 mph W 8 mph W 10 mph W
Humidity 72% 45% 54% 57%
Chance of Precip. 20% 10% 10% 10%
Cloud Cover 36% 26% 25% 18%
Conditions Partly Cloudy Clear Clear Clear
Sunrise & Sunset
7:13 AM
4:21 PM
Wednesday
partlycloudy Partly cloudy skies. High 31F. Winds W at 10 to 20 mph.
Wednesday Night
nt_partlycloudy Partly cloudy skies. Low near 20F. Winds W at 10 to 20 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 25 | 16 30 | 10 28 | 11 23 | 11
Wind 9 mph W 13 mph W 11 mph W 14 mph W
Humidity 68% 44% 48% 60%
Chance of Precip. 10% 0% 20% 0%
Cloud Cover 31% 49% 74% 36%
Conditions Partly Cloudy Partly Cloudy Mostly Cloudy Partly Cloudy
Sunrise & Sunset
7:14 AM
4:22 PM
Thursday
clear Generally sunny despite a few afternoon clouds. High 28F. Winds W at 10 to 20 mph.
Thursday Night
nt_partlycloudy Partly cloudy. Low 21F. Winds W at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 21 | 11 27 | 12 26 | 13 23 | 12
Wind 12 mph W 12 mph W 11 mph W 10 mph W
Humidity 64% 53% 57% 62%
Chance of Precip. 0% 0% 10% 0%
Cloud Cover 24% 30% 38% 35%
Conditions Clear Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Friday
partlycloudy Sunshine and clouds mixed. High 31F. Winds W at 10 to 20 mph.
Friday Night
nt_chancesnow Partly cloudy skies early, then some snow showers later at night. Low 23F. Winds W at 5 to 10 mph. Chance of snow 40%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 22 | 12 28 | 12 28 | 14 25 | 15
Wind 10 mph W 14 mph W 10 mph WSW 7 mph W
Humidity 67% 50% 55% 66%
Chance of Precip. 20% 10% 20% 20%
Cloud Cover 31% 29% 31% 31%
Conditions Partly Cloudy Clear Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Saturday
snow Snow showers. High 34F. Winds W at 10 to 15 mph. Chance of snow 50%. Snow accumulations less than one inch.
Saturday Night
nt_snow Variably cloudy with snow showers. Low 26F. Winds W at 10 to 15 mph. Chance of snow 60%. Snow accumulating 1 to 3 inches.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 24 | 16 31 | 17 32 | 18 29 | 18
Wind 7 mph W 12 mph W 12 mph W 10 mph W
Humidity 71% 55% 56% 61%
Chance of Precip. 40% 50% 40% 50%
Cloud Cover 50% 52% 66% 65%
Conditions Snow Showers Snow Showers Snow Showers Snow Showers
Sunrise & Sunset
Sun does not rise
Sunday
snow Snow showers in the morning will give way to a mixture of rain and snow in the afternoon. High near 35F. Winds W at 10 to 15 mph. Chance of precip 60%. Snowfall around one inch.
Sunday Night
nt_partlycloudy A few clouds. Low 23F. Winds WNW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 21 33 | 22 30 | 19 26 | 16
Wind 11 mph W 12 mph W 12 mph WNW 10 mph WNW
Humidity 77% 64% 63% 64%
Chance of Precip. 60% 50% 40% 20%
Cloud Cover 61% 58% 51% 46%
Conditions Snow Showers Snow Snow Showers Partly Cloudy
Sunrise & Sunset
Sun does not rise
Monday
partlycloudy Intervals of clouds and sunshine. High 33F. Winds WNW at 5 to 10 mph.
Monday Night
nt_partlycloudy Partly cloudy skies. Low 24F. Winds WNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 24 | 16 30 | 18 29 | 19 27 | 19
Wind 8 mph WNW 9 mph WNW 7 mph NW 7 mph WNW
Humidity 73% 59% 65% 73%
Chance of Precip. 20% 20% 10% 20%
Cloud Cover 39% 40% 45% 51%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 24 | 16 30 | 18 29 | 19 -999 | 99
Wind 8 mph WNW 9 mph WNW 7 mph NW -999 mph North
Humidity 73% 59% 65% -999%
Chance of Precip. 20% 20% 10% 0%
Cloud Cover 39% 40% 45% %
Conditions Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise