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Groton 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Groton

Connecticut, United States Of America

Long range weather outlook for Groton includes 14 day forecast summary:

The outlook for Groton in the two weeks ahead shows the average daytime maximum temperature will be around 5°C, with a high for the two weeks of 12°C expected on the morning of Friday 19th. The average minimum temperature will be -2°C, dipping to its lowest on the morning of Monday 15th at -9°C. Expect the next 14 days have some days seeing a little precipitation and some days with rain or snow. Predictions are Friday 19th will have the most precipitation with an accumulation of around 15.0mm. On the whole winds are likely to be moderate. The forecast suggests the strongest wind will be on the morning of Friday 19th, coming from a southerly direction, and reaching around 29mph. However, the maximum wind gusts are forecast for Saturday evening.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sat 13
Dec
01:00

W
W

12 / 19 mph 31 / 21°F 68% 1020 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
04:00

WSW
WSW

8 / 13 mph 30 / 22°F 68% 1020 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 40%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WSW
WSW

10 / 15 mph 31 / 23°F 63% 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
10:00

SW
SW

14 / 16 mph 37 / 28°F 61% 1020 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 27%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

17 / 19 mph 41 / 32°F 62% 1017 mb
Low level cloud: 77%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

12 / 17 mph 40 / 33°F 78% 1016 mb
Low level cloud: 76%
Mid level cloud: 32%
High level cloud: 27%
Most Significant Cloud Type: low
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

W
W

14 / 19 mph 39 / 31°F 75% 1017 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
22:00

WSW
WSW

13 / 16 mph 38 / 30°F 79% 1016 mb
Low level cloud: 55%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 14
Dec
19:00

NW
NW

17 / 23 mph 25 / 11°F 74% 1012 mb
Low level cloud: 63%
Mid level cloud: 63%
High level cloud: 0%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

NNW
NNW

20 / 27 mph 23 / 8°F 67% 1012 mb
Low level cloud: 3%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: medium
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 15
Dec
01:00

NW
NW

21 / 25 mph 18 / 2°F 69% 1014 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NW
NW

20 / 23 mph 17 / 0°F 72% 1016 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
07:00

NW
NW

19 / 22 mph 19 / 3°F 69% 1018 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

NW
NW

19 / 25 mph 21 / 7°F 61% 1020 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 10%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

WNW
WNW

18 / 28 mph 25 / 11°F 58% 1018 mb
Low level cloud: 5%
Mid level cloud: 27%
High level cloud: 17%
Most Significant Cloud Type: medium
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WNW
WNW

14 / 25 mph 25 / 13°F 60% 1018 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 33%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

W
W

13 / 22 mph 26 / 14°F 71% 1018 mb
Low level cloud: 49%
Mid level cloud: 81%
High level cloud: 32%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

W
W

16 / 30 mph 27 / 14°F 75% 1018 mb
Low level cloud: 22%
Mid level cloud: 97%
High level cloud: 2%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 16
Dec
01:00

W
W

17 / 24 mph 27 / 14°F 73% 1018 mb
Low level cloud: 2%
Mid level cloud: 93%
High level cloud: 0%
Most Significant Cloud Type: medium
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WNW
WNW

13 / 16 mph 25 / 14°F 76% 1019 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 61%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NW
NW

7 / 9 mph 24 / 17°F 79% 1021 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
10:00

W
W

4 / 6 mph 27 / 22°F 60% 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
13:00

WSW
WSW

6 / 9 mph 30 / 23°F 56% 1021 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 32%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

7 / 12 mph 29 / 21°F 68% 1021 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 100%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

13 / 20 mph 30 / 20°F 71% 1021 mb
Low level cloud: 0%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WSW
WSW

16 / 25 mph 32 / 21°F 75% 1020 mb
Low level cloud: 22%
Mid level cloud: 53%
High level cloud: 64%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 17
Dec
01:00

WSW
WSW

17 / 27 mph 32 / 21°F 76% 1019 mb
Low level cloud: 1%
Mid level cloud: 43%
High level cloud: 31%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WSW
WSW

17 / 28 mph 35 / 24°F 75% 1017 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

15 / 17 mph 41 / 33°F 77% 1015 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 9%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

17 / 19 mph 48 / 41°F 72% 1013 mb
Low level cloud: 5%
Mid level cloud: 46%
High level cloud: 8%
Most Significant Cloud Type: medium
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

18 / 21 mph 49 / 43°F 74% 1010 mb
Low level cloud: 7%
Mid level cloud: 18%
High level cloud: 27%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

18 / 20 mph 46 / 38°F 82% 1008 mb
Low level cloud: 28%
Mid level cloud: 24%
High level cloud: 29%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

21 / 25 mph 46 / 37°F 83% 1008 mb
Low level cloud: 34%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

W
W

23 / 26 mph 45 / 37°F 84% 1009 mb
Low level cloud: 83%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 18
Dec
01:00

WNW
WNW

26 / 38 mph 36 / 24°F 64% 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 past 3 hours.
0.0 In
04:00

NW
NW

19 / 24 mph 31 / 20°F 63% 1019 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
07:00

WNW
WNW

13 / 18 mph 28 / 18°F 65% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 18%
Most Significant Cloud Type: high
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

NW
NW

8 / 10 mph 30 / 22°F 56% 1026 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 20%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

N
N

2 / 3 mph 34 / 33°F 47% 1024 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 100%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

7 / 9 mph 34 / 27°F 61% 1024 mb
Low level cloud: 0%
Mid level cloud: 42%
High level cloud: 86%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSE
SSE

13 / 20 mph 34 / 26°F 70% 1022 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 100%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

S
S

16 / 26 mph 41 / 32°F 77% 1017 mb
Low level cloud: 79%
Mid level cloud: 82%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 19
Dec
01:00

S
S

21 / 26 mph 48 / 41°F 86% 1010 mb
Low level cloud: 97%
Mid level cloud: 78%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
04:00

SSW
SSW

29 / 36 mph 54 / 47°F 96% 1004 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.4 In of precipitation over the past 3 hours.
0.4 In
07:00

WSW
WSW

27 / 31 mph 52 / 45°F 81% 1003 mb
Low level cloud: 42%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: low
42%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
10:00

WSW
WSW

27 / 32 mph 48 / 39°F 71% 1006 mb
Low level cloud: 35%
Mid level cloud: 6%
High level cloud: 3%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

W
W

27 / 35 mph 36 / 24°F 61% 1008 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

W
W

25 / 36 mph 32 / 19°F 60% 1012 mb
Low level cloud: 77%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WNW
WNW

25 / 36 mph 28 / 13°F 62% 1017 mb
Low level cloud: 0%
Mid level cloud: 6%
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

WNW
WNW

21 / 32 mph 27 / 13°F 60% 1019 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
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sat 20
Dec
01:00

NNE
NNE

15 / 20 mph 42 / 34°F 85% 1019 mb
Low level cloud: 95%
Mid level cloud: 97%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
07:00

N
N

7 / 12 mph 41 / 37°F 85% 1021 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 83%
Most Significant Cloud Type: medium
13%
0.0 In
13:00

SE
SE

6 / 8 mph 44 / 40°F 95% 1019 mb
Low level cloud: 99%
Mid level cloud: 96%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
19:00

WSW
WSW

10 / 14 mph 44 / 38°F 97% 1017 mb
Low level cloud: 98%
Mid level cloud: 87%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
Sun 21
Dec
01:00

SW
SW

21 / 45 mph 50 / 43°F 97% 1008 mb
Low level cloud: 98%
Mid level cloud: 53%
High level cloud: 31%
Most Significant Cloud Type: low
100%
0.0 In
07:00

SW
SW

17 / 35 mph 49 / 43°F 99% 1007 mb
Low level cloud: 100%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
13:00

WNW
WNW

15 / 20 mph 53 / 49°F 88% 1005 mb
Low level cloud: 94%
Mid level cloud: 85%
High level cloud: 11%
Most Significant Cloud Type: low
100%
0.0 In
19:00

NNW
NNW

18 / 23 mph 35 / 24°F 67% 1023 mb
Low level cloud: 0%
Mid level cloud: 70%
High level cloud: 100%
Most Significant Cloud Type: medium
73%
0.0 In
Mon 22
Dec
01:00

NNW
NNW

14 / 18 mph 30 / 20°F 60% 1028 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
0.0 In
07:00

N
N

8 / 10 mph 28 / 19°F 57% 1034 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
13:00

N
N

1 / 2 mph 38 / 38°F 30% 1034 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 2%
Most Significant Cloud Type: medium
5%
0.0 In
19:00

S
S

4 / 5 mph 37 / 34°F 49% 1037 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 20%
Most Significant Cloud Type: medium
2%
0.0 In
Tue 23
Dec
01:00

ESE
ESE

7 / 11 mph 34 / 28°F 63% 1035 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 78%
Most Significant Cloud Type: high
78%
0.0 In
07:00

S
S

14 / 23 mph 43 / 36°F 80% 1030 mb
Low level cloud: 100%
Mid level cloud: 28%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.0 In
13:00

S
S

11 / 14 mph 52 / 48°F 88% 1024 mb
Low level cloud: 98%
Mid level cloud: 71%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
19:00

WSW
WSW

21 / 27 mph 51 / 44°F 91% 1017 mb
Low level cloud: 88%
Mid level cloud: 49%
High level cloud: 61%
Most Significant Cloud Type: low
100%
0.1 In
Wed 24
Dec
01:00

W
W

10 / 17 mph 42 / 37°F 94% 1018 mb
Low level cloud: 16%
Mid level cloud: 16%
High level cloud: 100%
Most Significant Cloud Type: low
33%
0.1 In
07:00

NW
NW

10 / 13 mph 39 / 32°F 74% 1022 mb
Low level cloud: 0%
Mid level cloud: 89%
High level cloud: 100%
Most Significant Cloud Type: medium
92%
0.0 In
13:00

NNW
NNW

12 / 15 mph 43 / 37°F 85% 1020 mb
Low level cloud: 95%
Mid level cloud: 89%
High level cloud: 15%
Most Significant Cloud Type: low
100%
0.0 In
19:00

NNW
NNW

6 / 8 mph 43 / 39°F 75% 1025 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
48%
0.0 In
Thu 25
Dec
01:00

NE
NE

16 / 21 mph 32 / 21°F 92% 1022 mb
Low level cloud: 99%
Mid level cloud: 100%
High level cloud: 19%
Most Significant Cloud Type: low
100%
0.2 In
07:00

NNE
NNE

10 / 12 mph 31 / 23°F 75% 1029 mb
Low level cloud: 63%
Mid level cloud: 70%
High level cloud: 32%
Most Significant Cloud Type: low
91%
0.0 In
13:00

NE
NE

19 / 26 mph 36 / 26°F 87% 1019 mb
Low level cloud: 98%
Mid level cloud: 99%
High level cloud: 38%
Most Significant Cloud Type: low
100%
0.4 In
19:00

NW
NW

6 / 7 mph 37 / 33°F 76% 1030 mb
Low level cloud: 32%
Mid level cloud: 0%
High level cloud: 21%
Most Significant Cloud Type: low
34%
0.0 In
Fri 26
Dec
01:00

NNE
NNE

12 / 17 mph 24 / 13°F 90% 1024 mb
Low level cloud: 57%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: low
72%
0.0 In
07:00

N
N

8 / 9 mph 28 / 20°F 58% 1031 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 33%
Most Significant Cloud Type: medium
7%
0.0 In
13:00

E
E

9 / 12 mph 38 / 31°F 88% 1021 mb
Low level cloud: 96%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
19:00

SE
SE

4 / 5 mph 34 / 31°F 48% 1028 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
Sat 27
Dec
01:00

NNE
NNE

13 / 23 mph 34 / 25°F 96% 1009 mb
Low level cloud: 99%
Mid level cloud: 93%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.3 In
07:00

NE
NE

19 / 24 mph 29 / 16°F 90% 1019 mb
Low level cloud: 60%
Mid level cloud: 97%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.2 In
13:00

N
N

9 / 16 mph 36 / 29°F 83% 1017 mb
Low level cloud: 92%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
93%
0.0 In
19:00

NNE
NNE

14 / 17 mph 32 / 22°F 81% 1023 mb
Low level cloud: 60%
Mid level cloud: 50%
High level cloud: 100%
Most Significant Cloud Type: low
89%
0.0 In
Sun 28
Dec
01:00

ENE
ENE

21 / 28 mph 42 / 33°F 97% 1011 mb
Low level cloud: 90%
Mid level cloud: 90%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.2 In
07:00

NNE
NNE

17 / 22 mph 22 / 8°F 65% 1028 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 94%
Most Significant Cloud Type: medium
19%
0.0 In
13:00

N
N

16 / 29 mph 24 / 11°F 94% 998 mb
Low level cloud: 96%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.2 In
19:00

NE
NE

17 / 22 mph 26 / 13°F 58% 1032 mb
Low level cloud: 75%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: low
76%
0.0 In

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