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Manassas Weather Forecast

Temperature, wind, rain and more for Manassas

Virginia, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 13
Dec		04:00

S
S

 4 / 8 mph 28 / 23°F 90% 1021 mb
Low level cloud: 12%
Mid level cloud: 17%
High level cloud: 32%
Most Significant Cloud Type: low
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SSW
SSW

 4 / 8 mph 28 / 22°F 91% 1021 mb
Low level cloud: 12%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

 5 / 6 mph 36 / 32°F 71% 1020 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

 4 / 5 mph 43 / 40°F 60% 1018 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 100%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

 2 / 2 mph 41 / 41°F 69% 1017 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

NNE
NNE

 2 / 4 mph 37 / 37°F 79% 1017 mb
Low level cloud: 0%
Mid level cloud: 84%
High level cloud: 100%
Most Significant Cloud Type: medium
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

NNE
NNE

 4 / 7 mph 36 / 33°F 80% 1017 mb
Low level cloud: 0%
Mid level cloud: 97%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 14
Dec		01:00

NNE
NNE

 6 / 9 mph 36 / 31°F 90% 1016 mb
Low level cloud: 28%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NNW
NNW

 12 / 16 mph 32 / 23°F 87% 1017 mb
Low level cloud: 68%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

NNW
NNW

 15 / 21 mph 26 / 14°F 64% 1020 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: medium
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

NW
NW

 15 / 17 mph 26 / 14°F 53% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

NW
NW

 17 / 20 mph 25 / 12°F 39% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

NW
NW

 16 / 19 mph 23 / 10°F 45% 1024 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WNW
WNW

 14 / 19 mph 21 / 8°F 52% 1027 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

NNW
NNW

 17 / 24 mph 23 / 9°F 55% 1027 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Manassas:

Over the next 7 days the Manassas forecast suggests the average daytime maximum temperature will be around 8°C, with a high for the week of 16°C expected on the afternoon of Friday 19th. The mean minimum temperature will be -2°C, dipping to its lowest on the morning of Tuesday 16th at -7°C. The coming week will have mostly dry days although Sunday is likely to see a little snow. Current predictions suggest Sunday 16th will have the most precipitation with an accumulation of around 3.0mm. On the whole winds are likely to be moderate.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure