Hourly Weather Forecast for Friday

Waltham, Massachusetts (02454)
Source 
Forecast data derived from Weather Underground BestForecast
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
Sunday Night
nt_clear A few passing clouds, otherwise generally clear. Low 11F. Winds NNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 35 | -86 39 | 27 26 | 8 14 | 3
Wind 0 mph NW 0 mph West 9 mph NW 9 mph NW
Humidity 0% 55% 45% 59%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover % % 15% 26%
Conditions Clear Clear
Sunrise & Sunset
7:05 AM
4:49 PM
Monday
snow Cloudy skies with afternoon snow showers. High 29F. Winds NNE at 10 to 15 mph. Chance of snow 60%. Snowfall around one inch.
Monday Night
nt_snow Heavy snow and gusty winds will leading to blizzard conditions overnight. Low near 20F. Winds NNE at 25 to 35 mph. Chance of snow 100%. A foot or more of snow expected.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 12 | 3 23 | 14 27 | 20 27 | 19
Wind 6 mph N 8 mph NNE 12 mph NE 20 mph NNE
Humidity 64% 66% 75% 71%
Chance of Precip. 0% 20% 60% 100%
Cloud Cover 79% 96% 99% 100%
Conditions Mostly Cloudy Overcast Snow Showers Snow
Sunrise & Sunset
7:04 AM
4:50 PM
Tuesday
snow Snow and gusty winds will lead to blizzard conditions at times. High 22F. Winds N at 25 to 35 mph. Chance of snow 100%. Snow accumulating 5 to 8 inches.
Tuesday Night
nt_snow Snow and gusty winds in the evening will be followed by lingering snow showers overnight. Low 17F. Winds NNW at 20 to 30 mph. Chance of snow 90%. 3 to 5 inches of snow expected.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 21 | 12 19 | 13 22 | 11 19 | 11
Wind 29 mph N 28 mph N 21 mph N 17 mph NNW
Humidity 66% 77% 62% 70%
Chance of Precip. 100% 90% 90% 80%
Cloud Cover 100% 100% 100% 100%
Conditions Snow Snow Snow Snow
Sunrise & Sunset
7:03 AM
4:52 PM
Wednesday
snow Snow showers before noon. Becoming partly cloudy later. High around 25F. Winds NW at 10 to 15 mph. Chance of snow 40%.
Wednesday Night
nt_clear A mostly clear sky. Low 11F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 19 | 9 21 | 12 21 | 8 14 | 4
Wind 12 mph NW 12 mph NW 9 mph NW 9 mph NW
Humidity 65% 67% 56% 62%
Chance of Precip. 40% 0% 0% 0%
Cloud Cover 98% 67% 14% 3%
Conditions Snow Showers Mostly Cloudy Clear Clear
Sunrise & Sunset
7:02 AM
4:53 PM
Thursday
clear Generally sunny despite a few afternoon clouds. High 31F. Winds WSW at 5 to 10 mph.
Thursday Night
nt_snow Cloudy with scattered snow showers in the evening and steady light snow likely after midnight. Low 21F. Winds SSE at 5 to 10 mph. Chance of snow 80%. About one inch of snow expected.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 12 | 3 26 | 17 25 | 15 25 | 20
Wind 7 mph NW 4 mph WNW 6 mph S 5 mph S
Humidity 66% 68% 66% 78%
Chance of Precip. 0% 0% 20% 30%
Cloud Cover 5% 27% 79% 95%
Conditions Clear Clear Mostly Cloudy Snow Showers
Sunrise & Sunset
7:01 AM
4:54 PM
Friday
snow Snow showers in the morning will give way to a mixture of rain and snow in the afternoon. High 33F. SSE winds shifting to NW at 10 to 20 mph. Chance of precip 80%. Snow accumulating 1 to 3 inches.
Friday Night
nt_snow Snow in the evening will give way to lingering snow showers overnight. Low 9F. Winds NW at 10 to 20 mph. Chance of snow 60%. 3 to 5 inches of snow expected.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 29 | 28 32 | 30 27 | 23 12 | 10
Wind 5 mph SE 10 mph SSW 13 mph NW 15 mph NW
Humidity 96% 93% 85% 93%
Chance of Precip. 80% 60% 60% 60%
Cloud Cover 96% 89% 90% 68%
Conditions Snow Showers Snow Showers Snow Showers Snow Showers
Sunrise & Sunset
7:00 AM
4:56 PM
Saturday
partlycloudy Partly cloudy. A few flurries are possible. High around 20F. Winds NW at 10 to 20 mph.
Saturday Night
nt_clear Clear skies with a few passing clouds. Low 3F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 12 | 11 19 | 8 13 | 3 6 | -5
Wind 14 mph NW 12 mph NW 6 mph WNW 7 mph W
Humidity 93% 61% 63% 59%
Chance of Precip. 30% 20% 20% 0%
Cloud Cover 60% 30% 30% 31%
Conditions Snow Showers Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
6:59 AM
4:57 PM
Sunday
partlycloudy Partly cloudy skies. A few flurries are possible. High 19F. Winds W at 5 to 10 mph.
Sunday Night
nt_clear Mainly clear skies. Low -4F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 5 | -4 18 | 9 13 | 2 7 | -2
Wind 7 mph WSW 8 mph W 7 mph W 8 mph W
Humidity 65% 66% 60% 65%
Chance of Precip. 10% 20% 20% 20%
Cloud Cover 38% 73% 31% 26%
Conditions Partly Cloudy Mostly Cloudy Partly Cloudy Clear
Sunrise & Sunset
6:58 AM
4:58 PM
Monday
partlycloudy Intervals of clouds and sunshine. High 16F. Winds WNW at 10 to 15 mph.
Monday Night
nt_partlycloudy A few clouds from time to time. Low 1F. Winds WNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point -3 | -11 10 | 3 14 | 5 10 | 9
Wind 8 mph W 12 mph WNW 9 mph W 8 mph WNW
Humidity 66% 73% 66% 95%
Chance of Precip. 20% 10% 10% 20%
Cloud Cover 29% 31% 25% 36%
Conditions Clear Partly Cloudy Clear Partly Cloudy
Sunrise & Sunset
6:57 AM
4:59 PM
Tuesday
clear A few clouds early, otherwise mostly sunny. High 16F. Winds WNW at 10 to 15 mph.
Tuesday Night
nt_partlycloudy A few clouds. Low -1F. Winds WNW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 2 | 2 13 | -1 7 | -2 3 | -8
Wind 8 mph W 11 mph W 10 mph WNW 12 mph WNW
Humidity 98% 53% 65% 59%
Chance of Precip. 20% 10% 10% 20%
Cloud Cover 38% 32% 19% 32%
Conditions Partly Cloudy Partly Cloudy Clear Partly Cloudy
Sunrise & Sunset
6:56 AM
5:01 PM
Wednesday
partlycloudy Partly cloudy. High 17F. Winds WNW at 10 to 15 mph.
Wednesday Night
nt_partlycloudy A few clouds. Low 6F. Winds WNW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 0 | -6 13 | 5 12 | 5 9 | 2
Wind 11 mph WNW 11 mph WNW 8 mph WNW 10 mph WNW
Humidity 73% 70% 73% 75%
Chance of Precip. 20% 20% 20% 20%
Cloud Cover 32% 33% 31% 31%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Thursday
partlycloudy Partly cloudy. High 23F. Winds WNW at 10 to 15 mph.
Thursday Night
nt_partlycloudy A few clouds. Low 9F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 7 | 3 18 | 10 18 | 8 13 | 7
Wind 9 mph W 12 mph WNW 10 mph WNW 9 mph NW
Humidity 80% 69% 65% 77%
Chance of Precip. 20% 20% 10% 20%
Cloud Cover 31% 31% 29% 33%
Conditions Partly Cloudy Partly Cloudy Clear Partly Cloudy
Sunrise & Sunset
Sun does not rise
Friday
partlycloudy Sunshine and clouds mixed. High 22F. Winds NW at 5 to 10 mph.
Friday Night
nt_chancesnow Partly cloudy in the evening followed by periods of snow showers after midnight. Low 7F. Winds NNW at 10 to 15 mph. Chance of snow 40%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 10 | 4 20 | 8 17 | 7 11 | 9
Wind 8 mph NW 9 mph NW 8 mph NW 10 mph NNW
Humidity 77% 58% 64% 91%
Chance of Precip. 20% 10% 10% 10%
Cloud Cover 35% 39% 45% 56%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Saturday
snow Variable clouds with snow showers. High 24F. Winds NNW at 10 to 15 mph. Chance of snow 50%. 1 to 3 inches of snow expected.
Saturday Night
nt_snow Snow showers will become more widely scattered later on. Low 12F. Winds NNW at 5 to 10 mph. Chance of snow 50%. 1 to 3 inches of snow expected.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 8 | 6 21 | 9 19 | 7 16 | 6
Wind 11 mph NNW 12 mph NNW 7 mph N 8 mph NW
Humidity 88% 59% 59% 66%
Chance of Precip. 40% 40% 50% 40%
Cloud Cover 73% 66% 53% 50%
Conditions Snow Showers Snow Showers Snow Showers Snow Showers
Sunrise & Sunset
Sun does not rise
Sunday
snow Scattered snow flurries and snow showers before noon. Becoming partly cloudy later. High near 25F. Winds NW at 10 to 15 mph. Chance of snow 30%. Snow accumulations less than one inch.
Sunday Night
nt_partlycloudy A few clouds from time to time. Low around 10F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 13 | 4 23 | 8 20 | 9 15 | 8
Wind 9 mph NW 12 mph NW 9 mph NW 9 mph NW
Humidity 67% 52% 62% 73%
Chance of Precip. 30% 20% 10% 10%
Cloud Cover 40% 33% 29% 30%
Conditions Snow Showers Partly Cloudy Clear Partly Cloudy
Sunrise & Sunset
Sun does not rise