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Merrimack River Lawrence Dam Weather Forecast

Temperature, wind, rain and more for Merrimack River Lawrence Dam

Massachusetts, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 22
Feb		13:00

WNW
WNW

 8 / 9 mph 29 / 22°F 78% 1023 mb
Low level cloud: 43%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 7 / 9 mph 32 / 25°F 84% 1021 mb
Low level cloud: 26%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

 4 / 9 mph 20 / 14°F 96% 1022 mb
Low level cloud: 6%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SW
SW

 5 / 10 mph 16 / 8°F 95% 1020 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 23
Feb		01:00

SSW
SSW

 6 / 13 mph 21 / 13°F 93% 1018 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 46%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 6 / 12 mph 21 / 14°F 94% 1018 mb
Low level cloud: 2%
Mid level cloud: 71%
High level cloud: 100%
Most Significant Cloud Type: medium
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WSW
WSW

 7 / 12 mph 26 / 18°F 90% 1017 mb
Low level cloud: 4%
Mid level cloud: 51%
High level cloud: 1%
Most Significant Cloud Type: medium
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

W
W

 10 / 12 mph 31 / 23°F 85% 1017 mb
Low level cloud: 33%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

W
W

 8 / 11 mph 34 / 27°F 95% 1016 mb
Low level cloud: 55%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

W
W

 7 / 9 mph 34 / 28°F 89% 1016 mb
Low level cloud: 13%
Mid level cloud: 7%
High level cloud: 22%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

 5 / 10 mph 27 / 21°F 94% 1018 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 100%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

W
W

 5 / 11 mph 24 / 17°F 92% 1019 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 100%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Merrimack River Lawrence Dam:

Over the next 7 days the Merrimack River Lawrence Dam forecast suggests the average daytime maximum temperature will be around 3°C, with a high for the week of 7°C expected on the morning of Thursday 27th. The mean minimum temperature will be -5°C, dipping to its lowest on the morning of Saturday 22nd at -10°C. Expect the week ahead to have mostly dry days although Tuesday 25th and Thursday 27th are likely to see a little rain. Current predictions suggest Thursday 22nd will have the most precipitation with an accumulation of around 6.0mm. 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