Local Weather

Algonquin Provincial Park 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Algonquin Provincial Park

Ontario, Canada

Long range weather outlook for Algonquin Provincial Park includes 14 day forecast summary:

The forecast for Algonquin Provincial Park in the coming two weeks is predicting the average daytime maximum temperature will be around -9°C, with a high for the two weeks of -1°C expected on the morning of Wednesday 11th. The mean minimum temperature will be -19°C, dipping to its lowest on the morning of Sunday 8th at -33°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain or snow. Predictions are Friday 6th will have the most precipitation with an accumulation of around 4.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 06
Feb
14:00

SSW
SSW

7 / 12 mph 18 / 8°F 92% 1000 mb
Low level cloud: 84%
Mid level cloud: 100%
High level cloud: 50%
Most Significant Cloud Type: low
100%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
17:00

WSW
WSW

5 / 9 mph 19 / 12°F 95% 999 mb
Low level cloud: 66%
Mid level cloud: 100%
High level cloud: 11%
Most Significant Cloud Type: low
100%
Expect 0.04 In of precipitation over the past 3 hours.
0.04 In
20:00

NNW
NNW

14 / 24 mph -2 / -21°F 94% 1006 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.05 In of precipitation over the past 3 hours.
0.05 In
23:00

NNW
NNW

15 / 25 mph -10 / -32°F 92% 1010 mb
Low level cloud: 100%
Mid level cloud: 98%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
Sat 07
Feb
02:00

NNW
NNW

14 / 25 mph -13 / -35°F 92% 1013 mb
Low level cloud: 100%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

NNW
NNW

13 / 23 mph -13 / -35°F 91% 1015 mb
Low level cloud: 100%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

NNW
NNW

13 / 21 mph -13 / -34°F 91% 1018 mb
Low level cloud: 100%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

NNW
NNW

13 / 21 mph -10 / -31°F 91% 1020 mb
Low level cloud: 100%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

NNW
NNW

13 / 21 mph -6 / -26°F 84% 1021 mb
Low level cloud: 100%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

NNW
NNW

11 / 19 mph -5 / -23°F 89% 1022 mb
Low level cloud: 100%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

NNW
NNW

9 / 16 mph -7 / -24°F 91% 1026 mb
Low level cloud: 100%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

NNW
NNW

9 / 15 mph -9 / -26°F 92% 1027 mb
Low level cloud: 100%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sun 08
Feb
02:00

NNW
NNW

8 / 13 mph -11 / -27°F 96% 1029 mb
Low level cloud: 100%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

NNW
NNW

7 / 12 mph -14 / -30°F 98% 1031 mb
Low level cloud: 100%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

NNW
NNW

4 / 9 mph -19 / -31°F 99% 1034 mb
Low level cloud: 98%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
98%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

NNW
NNW

6 / 10 mph -12 / -25°F 89% 1034 mb
Low level cloud: 54%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
54%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

NNW
NNW

6 / 10 mph 0 / -12°F 82% 1032 mb
Low level cloud: 81%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

NW
NW

6 / 10 mph 3 / -8°F 83% 1031 mb
Low level cloud: 97%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

W
W

2 / 5 mph -9 / -16°F 100% 1033 mb
Low level cloud: 54%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: low
54%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

SW
SW

2 / 5 mph -14 / -20°F 100% 1033 mb
Low level cloud: 17%
Mid level cloud: 17%
High level cloud: 18%
Most Significant Cloud Type: low
24%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Mon 09
Feb
02:00

SSW
SSW

2 / 4 mph -15 / -21°F 100% 1032 mb
Low level cloud: 4%
Mid level cloud: 46%
High level cloud: 33%
Most Significant Cloud Type: medium
59%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

SSW
SSW

2 / 5 mph -8 / -14°F 96% 1030 mb
Low level cloud: 0%
Mid level cloud: 66%
High level cloud: 100%
Most Significant Cloud Type: medium
69%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

SSW
SSW

2 / 3 mph 2 / -2°F 85% 1028 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

SSE
SSE

3 / 6 mph 6 / -1°F 79% 1025 mb
Low level cloud: 55%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

S
S

4 / 7 mph 11 / 4°F 92% 1023 mb
Low level cloud: 93%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
17:00

S
S

4 / 7 mph 14 / 7°F 93% 1021 mb
Low level cloud: 80%
Mid level cloud: 100%
High level cloud: 37%
Most Significant Cloud Type: low
100%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
20:00

SSE
SSE

2 / 4 mph 13 / 9°F 98% 1022 mb
Low level cloud: 71%
Mid level cloud: 45%
High level cloud: 32%
Most Significant Cloud Type: low
90%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
23:00

SE
SE

3 / 7 mph 7 / 0°F 99% 1022 mb
Low level cloud: 61%
Mid level cloud: 48%
High level cloud: 100%
Most Significant Cloud Type: low
89%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Tue 10
Feb
02:00

SSE
SSE

3 / 6 mph 6 / 1°F 99% 1022 mb
Low level cloud: 61%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
76%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

SSE
SSE

2 / 5 mph 0 / -5°F 99% 1023 mb
Low level cloud: 53%
Mid level cloud: 46%
High level cloud: 30%
Most Significant Cloud Type: low
72%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

SE
SE

3 / 6 mph 3 / -4°F 99% 1022 mb
Low level cloud: 53%
Mid level cloud: 28%
High level cloud: 100%
Most Significant Cloud Type: low
74%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

SE
SE

7 / 12 mph 13 / 2°F 92% 1020 mb
Low level cloud: 64%
Mid level cloud: 81%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

SSE
SSE

8 / 13 mph 20 / 11°F 90% 1018 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

SE
SE

9 / 15 mph 22 / 12°F 94% 1014 mb
Low level cloud: 85%
Mid level cloud: 62%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
20:00

SSE
SSE

11 / 18 mph 21 / 10°F 93% 1012 mb
Low level cloud: 100%
Mid level cloud: 43%
High level cloud: 87%
Most Significant Cloud Type: low
100%
Expect 0.07 In of precipitation over the past 3 hours.
0.07 In
23:00

SSE
SSE

10 / 17 mph 22 / 11°F 95% 1008 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Wed 11
Feb
02:00

S
S

9 / 15 mph 26 / 17°F 97% 1004 mb
Low level cloud: 100%
Mid level cloud: 78%
High level cloud: 17%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
05:00

SW
SW

9 / 15 mph 30 / 21°F 98% 1002 mb
Low level cloud: 97%
Mid level cloud: 88%
High level cloud: 18%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
08:00

W
W

12 / 20 mph 27 / 17°F 94% 1003 mb
Low level cloud: 99%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
11:00

WNW
WNW

11 / 18 mph 25 / 14°F 92% 1005 mb
Low level cloud: 96%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
14:00

WNW
WNW

12 / 19 mph 24 / 13°F 90% 1006 mb
Low level cloud: 69%
Mid level cloud: 76%
High level cloud: 0%
Most Significant Cloud Type: low
95%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
17:00

WNW
WNW

12 / 21 mph 21 / 9°F 89% 1008 mb
Low level cloud: 81%
Mid level cloud: 48%
High level cloud: 14%
Most Significant Cloud Type: low
99%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
20:00

WNW
WNW

10 / 18 mph 18 / 7°F 92% 1011 mb
Low level cloud: 91%
Mid level cloud: 51%
High level cloud: 4%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
23:00

WNW
WNW

9 / 16 mph 15 / 4°F 92% 1012 mb
Low level cloud: 97%
Mid level cloud: 44%
High level cloud: 10%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
Thu 12
Feb
02:00

WNW
WNW

9 / 16 mph 13 / 0°F 92% 1013 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

NW
NW

10 / 17 mph 10 / -4°F 92% 1014 mb
Low level cloud: 100%
Mid level cloud: 50%
High level cloud: 10%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

NW
NW

10 / 17 mph 7 / -8°F 92% 1015 mb
Low level cloud: 100%
Mid level cloud: 46%
High level cloud: 4%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

NW
NW

11 / 18 mph 7 / -8°F 92% 1016 mb
Low level cloud: 100%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

NW
NW

13 / 21 mph 13 / -2°F 86% 1016 mb
Low level cloud: 100%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

NW
NW

12 / 21 mph 14 / 0°F 90% 1016 mb
Low level cloud: 100%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
20:00

NW
NW

11 / 18 mph 12 / -1°F 90% 1018 mb
Low level cloud: 97%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
97%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

WNW
WNW

9 / 15 mph 11 / -2°F 92% 1018 mb
Low level cloud: 77%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
77%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 13
Feb
02:00

NE
NE

1 / 2 mph 1 / 1°F 100% 1023 mb
Low level cloud: 100%
Mid level cloud: 3%
High level cloud: 9%
Most Significant Cloud Type: low
100%
0.00 In
08:00

W
W

5 / 11 mph 3 / -7°F 99% 1024 mb
Low level cloud: 43%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
44%
0.00 In
14:00

W
W

10 / 17 mph 22 / 11°F 80% 1018 mb
Low level cloud: 100%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.00 In
20:00

NW
NW

14 / 24 mph 19 / 5°F 90% 1009 mb
Low level cloud: 100%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.00 In
Sat 14
Feb
02:00

NW
NW

7 / 13 mph 11 / 1°F 95% 1021 mb
Low level cloud: 57%
Mid level cloud: 0%
High level cloud: 13%
Most Significant Cloud Type: low
58%
0.00 In
08:00

NW
NW

6 / 11 mph 8 / -1°F 98% 1016 mb
Low level cloud: 93%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.00 In
14:00

NW
NW

13 / 20 mph 22 / 10°F 92% 1009 mb
Low level cloud: 99%
Mid level cloud: 30%
High level cloud: 11%
Most Significant Cloud Type: low
100%
0.00 In
20:00

NNW
NNW

2 / 4 mph 16 / 13°F 98% 1020 mb
Low level cloud: 84%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
84%
0.00 In
Sun 15
Feb
02:00

NW
NW

10 / 16 mph 19 / 8°F 92% 1017 mb
Low level cloud: 100%
Mid level cloud: 29%
High level cloud: 14%
Most Significant Cloud Type: low
100%
0.04 In
08:00

E
E

3 / 6 mph -7 / -14°F 100% 1025 mb
Low level cloud: 16%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: low
23%
0.00 In
14:00

NNW
NNW

10 / 17 mph 22 / 11°F 88% 1022 mb
Low level cloud: 100%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.01 In
20:00

ESE
ESE

4 / 9 mph 10 / 2°F 95% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 47%
Most Significant Cloud Type: high
47%
0.00 In
Mon 16
Feb
02:00

NNW
NNW

3 / 6 mph 9 / 4°F 100% 1027 mb
Low level cloud: 53%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
54%
0.01 In
08:00

SE
SE

2 / 4 mph 10 / 7°F 92% 1024 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.00 In
14:00

N
N

3 / 4 mph 24 / 21°F 91% 1028 mb
Low level cloud: 23%
Mid level cloud: 6%
High level cloud: 47%
Most Significant Cloud Type: low
30%
0.00 In
20:00

SW
SW

5 / 9 mph 28 / 22°F 93% 1026 mb
Low level cloud: 99%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
99%
0.00 In
Tue 17
Feb
02:00

S
S

3 / 6 mph 10 / 5°F 100% 1029 mb
Low level cloud: 55%
Mid level cloud: 22%
High level cloud: 100%
Most Significant Cloud Type: low
74%
0.00 In
08:00

S
S

8 / 12 mph 25 / 17°F 94% 1028 mb
Low level cloud: 94%
Mid level cloud: 3%
High level cloud: 37%
Most Significant Cloud Type: low
99%
0.00 In
14:00

SSW
SSW

7 / 12 mph 28 / 20°F 90% 1021 mb
Low level cloud: 44%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: low
55%
0.00 In
20:00

SSE
SSE

14 / 30 mph 29 / 18°F 87% 1019 mb
Low level cloud: 19%
Mid level cloud: 92%
High level cloud: 7%
Most Significant Cloud Type: medium
100%
0.01 In
Wed 18
Feb
02:00

SSW
SSW

5 / 9 mph 27 / 21°F 97% 1015 mb
Low level cloud: 83%
Mid level cloud: 45%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.01 In
08:00

SSW
SSW

13 / 27 mph 32 / 23°F 100% 1010 mb
Low level cloud: 100%
Mid level cloud: 53%
High level cloud: 60%
Most Significant Cloud Type: low
100%
0.05 In
14:00

N
N

6 / 11 mph 29 / 22°F 99% 1007 mb
Low level cloud: 88%
Mid level cloud: 44%
High level cloud: 10%
Most Significant Cloud Type: low
100%
0.03 In
20:00

SW
SW

10 / 14 mph 34 / 27°F 90% 1013 mb
Low level cloud: 32%
Mid level cloud: 0%
High level cloud: 60%
Most Significant Cloud Type: low
39%
0.29 In
Thu 19
Feb
02:00

NNW
NNW

10 / 17 mph 12 / -1°F 93% 1011 mb
Low level cloud: 100%
Mid level cloud: 21%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.04 In
08:00

WSW
WSW

11 / 21 mph 22 / 10°F 85% 1014 mb
Low level cloud: 65%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
66%
0.00 In
14:00

NNW
NNW

8 / 13 mph 8 / -5°F 77% 1017 mb
Low level cloud: 27%
Mid level cloud: 45%
High level cloud: 39%
Most Significant Cloud Type: low
47%
0.00 In
20:00

W
W

5 / 7 mph 25 / 19°F 94% 1019 mb
Low level cloud: 82%
Mid level cloud: 4%
High level cloud: 66%
Most Significant Cloud Type: low
91%
0.01 In
Fri 20
Feb
02:00

S
S

3 / 6 mph -4 / -11°F 99% 1020 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 8%
Most Significant Cloud Type: medium
100%
0.00 In
08:00

NW
NW

1 / 2 mph 11 / 11°F 99% 1021 mb
Low level cloud: 58%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
58%
0.01 In
14:00

S
S

14 / 24 mph 19 / 6°F 90% 1008 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.00 In
20:00

N
N

2 / 4 mph 16 / 13°F 96% 1020 mb
Low level cloud: 30%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
30%
0.00 In
Sat 21
Feb
02:00

W
W

14 / 24 mph 25 / 13°F 86% 1007 mb
Low level cloud: 72%
Mid level cloud: 70%
High level cloud: 0%
Most Significant Cloud Type: low
96%
0.17 In
08:00

SSE
SSE

2 / 3 mph 11 / 11°F 98% 1020 mb
Low level cloud: 32%
Mid level cloud: 13%
High level cloud: 19%
Most Significant Cloud Type: low
38%
0.00 In
14:00

NW
NW

5 / 8 mph 13 / 5°F 77% 1024 mb
Low level cloud: 56%
Mid level cloud: 1%
High level cloud: 54%
Most Significant Cloud Type: low
62%
0.01 In
20:00

E
E

5 / 8 mph 22 / 15°F 91% 1015 mb
Low level cloud: 5%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.00 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