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Londonderry Raceway Weather Forecast

Temperature, wind, rain and more for Londonderry Raceway

United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 19
Dec		10:00

SSE
SSE

 18 / 29 mph 54 / 49°F 86% 1001 mb
Low level cloud: 85%
Mid level cloud: 74%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the next 3 hours.
Expect 0.4 In precipitation over the next 6 hours.
Expect 0.4 In precipitation over the next 12 hours.
0.1 In
13:00

S
S

 20 / 31 mph 56 / 51°F 92% 989 mb
Low level cloud: 100%
Mid level cloud: 90%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the next 3 hours.
Expect 0.4 In precipitation over the next 6 hours.
Expect 0.4 In precipitation over the next 12 hours.
0.2 In
16:00

W
W

 7 / 11 mph 41 / 37°F 90% 989 mb
Low level cloud: 19%
Mid level cloud: 61%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
Expect 0.2 In of precipitation over the next 3 hours.
Expect 0.2 In precipitation over the next 6 hours.
Expect 0.2 In precipitation over the next 12 hours.
0.2 In
19:00

W
W

 13 / 20 mph 37 / 28°F 83% 994 mb
Low level cloud: 61%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: low
70%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
22:00

W
W

 17 / 24 mph 30 / 19°F 70% 999 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
Sat 20
Dec		01:00

W
W

 17 / 25 mph 27 / 14°F 64% 1003 mb
Low level cloud: 26%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
04:00

W
W

 17 / 25 mph 26 / 13°F 60% 1009 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
07:00

WNW
WNW

 14 / 21 mph 25 / 13°F 58% 1014 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 next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
10:00

WNW
WNW

 9 / 10 mph 31 / 24°F 44% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
13:00

W
W

 9 / 10 mph 37 / 31°F 38% 1018 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 19%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
16:00

SW
SW

 5 / 8 mph 33 / 28°F 55% 1019 mb
Low level cloud: 0%
Mid level cloud: 62%
High level cloud: 100%
Most Significant Cloud Type: medium
65%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
19:00

S
S

 5 / 9 mph 32 / 27°F 62% 1017 mb
Low level cloud: 0%
Mid level cloud: 50%
High level cloud: 86%
Most Significant Cloud Type: medium
53%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
22:00

SSW
SSW

 11 / 17 mph 32 / 24°F 59% 1014 mb
Low level cloud: 0%
Mid level cloud: 48%
High level cloud: 100%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
The 7 day weather forecast summary for Londonderry Raceway:

Over the next 7 days the Londonderry Raceway forecast suggests the average daytime maximum temperature will be around 5°C, with a high for the week of 13°C expected on the afternoon of Friday 19th. The mean minimum temperature will be -3°C, dipping to its lowest on the morning of Monday 22nd at -6°C. The week ahead will have mostly dry days although Friday 19th and Tuesday 23rd are likely to see a significant amount of rain or snow. Predictions are Friday 22nd will have the most precipitation with an accumulation of around 19.0mm. 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