Local Weather

Knightstown 14 Day Long Range Forecast

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

Indiana, United States Of America

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

Over the next 14 days the Knightstown forecast suggests the average daytime maximum temperature will be around 21°C, with a high for the two weeks of 28°C expected on the afternoon of Friday 24th. The average minimum temperature will be 13°C, dipping to its lowest on the morning of Thursday 30th at 8°C. The next 14 days will have most days seeing a little rain. It looks like Sunday 26th will have the most precipitation with an accumulation of around 49.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Thu 23
May
01:00

NW
NW

7 / 13 mph 62 / 62°F 81% 1013 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

N
N

4 / 9 mph 59 / 59°F 70% 1014 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

ENE
ENE

5 / 10 mph 64 / 61°F 71% 1015 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 33%
Most Significant Cloud Type: medium
16%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

ESE
ESE

7 / 9 mph 73 / 76°F 53% 1015 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 7%
Most Significant Cloud Type: medium
16%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

SE
SE

7 / 8 mph 79 / 78°F 52% 1013 mb
Low level cloud: 6%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
33%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

S
S

3 / 3 mph 78 / 80°F 53% 1011 mb
Low level cloud: 19%
Mid level cloud: 80%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
19:00

ESE
ESE

4 / 6 mph 77 / 77°F 74% 1011 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: medium
27%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
22:00

ESE
ESE

3 / 6 mph 68 / 68°F 83% 1012 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Fri 24
May
19:00

S
S

10 / 15 mph 76 / 78°F 80% 1008 mb
Low level cloud: 19%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
21%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
22:00

S
S

9 / 18 mph 68 / 68°F 94% 1009 mb
Low level cloud: 42%
Mid level cloud: 7%
High level cloud: 14%
Most Significant Cloud Type: low
45%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sat 25
May
01:00

SSW
SSW

11 / 18 mph 67 / 67°F 97% 1008 mb
Low level cloud: 71%
Mid level cloud: 10%
High level cloud: 9%
Most Significant Cloud Type: low
76%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

SW
SW

10 / 15 mph 67 / 67°F 98% 1009 mb
Low level cloud: 100%
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
07:00

WSW
WSW

6 / 9 mph 68 / 68°F 97% 1010 mb
Low level cloud: 91%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
10:00

NW
NW

9 / 10 mph 76 / 77°F 69% 1011 mb
Low level cloud: 38%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: low
44%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

WNW
WNW

10 / 11 mph 79 / 79°F 50% 1011 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

NNW
NNW

10 / 11 mph 79 / 78°F 39% 1011 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 2%
Most Significant Cloud Type: medium
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
19:00

NNE
NNE

8 / 14 mph 72 / 70°F 61% 1012 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 22%
Most Significant Cloud Type: high
21%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
22:00

ENE
ENE

8 / 17 mph 60 / 60°F 67% 1013 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sun 26
May
01:00

E
E

9 / 19 mph 59 / 59°F 72% 1012 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
1%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

ESE
ESE

11 / 22 mph 57 / 55°F 72% 1011 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 39%
Most Significant Cloud Type: high
39%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

SE
SE

13 / 23 mph 62 / 61°F 77% 1010 mb
Low level cloud: 18%
Mid level cloud: 4%
High level cloud: 100%
Most Significant Cloud Type: low
31%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

SE
SE

16 / 23 mph 69 / 69°F 87% 1008 mb
Low level cloud: 82%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.07 In of precipitation over the past 3 hours.
0.07 In
13:00

E
E

5 / 11 mph 70 / 67°F 96% 1007 mb
Low level cloud: 31%
Mid level cloud: 44%
High level cloud: 97%
Most Significant Cloud Type: low
58%
Expect 0.95 In of precipitation over the past 3 hours.
0.95 In
16:00

SE
SE

19 / 37 mph 70 / 68°F 89% 1003 mb
Low level cloud: 59%
Mid level cloud: 33%
High level cloud: 10%
Most Significant Cloud Type: low
71%
Expect 0.36 In of precipitation over the past 3 hours.
0.36 In
19:00

SW
SW

23 / 47 mph 76 / 78°F 81% 1000 mb
Low level cloud: 8%
Mid level cloud: 16%
High level cloud: 9%
Most Significant Cloud Type: low
14%
Expect 0.29 In of precipitation over the past 3 hours.
0.29 In
22:00

S
S

11 / 23 mph 68 / 68°F 94% 1001 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.26 In of precipitation over the past 3 hours.
0.26 In
Mon 27
May
01:00

WSW
WSW

14 / 22 mph 68 / 68°F 92% 1002 mb
Low level cloud: 43%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
43%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
04:00

WSW
WSW

10 / 16 mph 63 / 64°F 97% 1003 mb
Low level cloud: 96%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
97%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

WSW
WSW

13 / 18 mph 65 / 64°F 90% 1005 mb
Low level cloud: 93%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
94%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

WSW
WSW

17 / 19 mph 71 / 69°F 75% 1007 mb
Low level cloud: 38%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
40%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

WSW
WSW

19 / 21 mph 75 / 77°F 61% 1007 mb
Low level cloud: 29%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
45%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

WSW
WSW

19 / 24 mph 73 / 76°F 71% 1006 mb
Low level cloud: 6%
Mid level cloud: 25%
High level cloud: 99%
Most Significant Cloud Type: medium
44%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
19:00

WNW
WNW

17 / 25 mph 65 / 63°F 79% 1009 mb
Low level cloud: 15%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
19%
Expect 0.08 In of precipitation over the past 3 hours.
0.08 In
22:00

WNW
WNW

8 / 13 mph 58 / 57°F 86% 1012 mb
Low level cloud: 8%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
9%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Tue 28
May
01:00

WNW
WNW

7 / 12 mph 56 / 55°F 90% 1012 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

WNW
WNW

7 / 13 mph 54 / 52°F 91% 1013 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

WNW
WNW

8 / 12 mph 58 / 55°F 87% 1014 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

W
W

8 / 10 mph 68 / 66°F 63% 1015 mb
Low level cloud: 1%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

W
W

10 / 12 mph 74 / 76°F 51% 1013 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
46%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

WSW
WSW

11 / 17 mph 69 / 67°F 66% 1013 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
19:00

WSW
WSW

9 / 15 mph 67 / 66°F 74% 1012 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
22:00

SW
SW

9 / 19 mph 59 / 59°F 87% 1012 mb
Low level cloud: 5%
Mid level cloud: 54%
High level cloud: 0%
Most Significant Cloud Type: medium
66%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Wed 29
May
01:00

WNW
WNW

13 / 21 mph 58 / 56°F 92% 1012 mb
Low level cloud: 74%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
04:00

W
W

11 / 17 mph 52 / 49°F 90% 1013 mb
Low level cloud: 3%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

WNW
WNW

14 / 18 mph 52 / 46°F 84% 1016 mb
Low level cloud: 6%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

WNW
WNW

20 / 23 mph 57 / 52°F 64% 1016 mb
Low level cloud: 80%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

NW
NW

19 / 22 mph 59 / 55°F 62% 1017 mb
Low level cloud: 74%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
89%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

NW
NW

14 / 18 mph 59 / 56°F 66% 1018 mb
Low level cloud: 61%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
77%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
19:00

NNW
NNW

13 / 19 mph 56 / 52°F 74% 1020 mb
Low level cloud: 8%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
9%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
22:00

NW
NW

7 / 11 mph 52 / 49°F 83% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Thu 30
May
01:00

SW
SW

8 / 16 mph 58 / 56°F 86% 1017 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
0.00 In
07:00

WSW
WSW

8 / 16 mph 56 / 54°F 80% 1020 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 49%
Most Significant Cloud Type: medium
44%
0.00 In
13:00

WSW
WSW

7 / 14 mph 71 / 71°F 49% 1021 mb
Low level cloud: 3%
Mid level cloud: 42%
High level cloud: 0%
Most Significant Cloud Type: medium
48%
0.00 In
19:00

NNW
NNW

11 / 22 mph 64 / 64°F 64% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.00 In
Fri 31
May
01:00

SE
SE

7 / 15 mph 56 / 54°F 81% 1020 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.00 In
07:00

NNE
NNE

6 / 12 mph 49 / 46°F 65% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
32%
0.00 In
13:00

SSE
SSE

5 / 11 mph 69 / 69°F 39% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: high
2%
0.00 In
19:00

S
S

9 / 18 mph 60 / 60°F 85% 1012 mb
Low level cloud: 83%
Mid level cloud: 96%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.00 In
Sat 01
Jun
01:00

SSE
SSE

8 / 17 mph 53 / 50°F 78% 1021 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.00 In
07:00

WNW
WNW

9 / 18 mph 55 / 52°F 86% 1011 mb
Low level cloud: 2%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
0.02 In
13:00

SSW
SSW

13 / 28 mph 74 / 77°F 50% 1019 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.00 In
19:00

NNW
NNW

8 / 17 mph 61 / 61°F 74% 1015 mb
Low level cloud: 9%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
12%
0.02 In
Sun 02
Jun
01:00

SSW
SSW

15 / 31 mph 65 / 65°F 82% 1015 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
0.00 In
07:00

W
W

2 / 5 mph 56 / 57°F 62% 1020 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
0.00 In
13:00

SW
SW

16 / 33 mph 71 / 71°F 87% 1012 mb
Low level cloud: 98%
Mid level cloud: 96%
High level cloud: 52%
Most Significant Cloud Type: low
100%
0.17 In
19:00

SW
SW

6 / 13 mph 66 / 66°F 66% 1018 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
0.00 In
Mon 03
Jun
01:00

WSW
WSW

5 / 11 mph 62 / 62°F 93% 1016 mb
Low level cloud: 13%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: low
19%
0.16 In
07:00

SSW
SSW

10 / 21 mph 57 / 55°F 83% 1016 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: medium
31%
0.00 In
13:00

NW
NW

13 / 28 mph 65 / 65°F 65% 1019 mb
Low level cloud: 86%
Mid level cloud: 2%
High level cloud: 2%
Most Significant Cloud Type: low
86%
0.00 In
19:00

SSW
SSW

17 / 36 mph 65 / 65°F 78% 1008 mb
Low level cloud: 61%
Mid level cloud: 51%
High level cloud: 0%
Most Significant Cloud Type: low
78%
0.00 In
Tue 04
Jun
01:00

NNE
NNE

4 / 8 mph 50 / 49°F 80% 1020 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 1%
Most Significant Cloud Type: medium
25%
0.00 In
07:00

WSW
WSW

11 / 22 mph 56 / 54°F 90% 1008 mb
Low level cloud: 59%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
62%
0.07 In
13:00

NW
NW

5 / 10 mph 64 / 64°F 49% 1019 mb
Low level cloud: 0%
Mid level cloud: 53%
High level cloud: 0%
Most Significant Cloud Type: medium
52%
0.00 In
19:00

W
W

9 / 19 mph 63 / 63°F 73% 1010 mb
Low level cloud: 6%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
40%
0.01 In
Wed 05
Jun
01:00

SSW
SSW

4 / 8 mph 59 / 59°F 70% 1017 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 32%
Most Significant Cloud Type: medium
17%
0.00 In
07:00

SSW
SSW

9 / 18 mph 56 / 54°F 86% 1011 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
0.00 In
13:00

SW
SW

5 / 11 mph 67 / 67°F 48% 1015 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
0.00 In
19:00

WSW
WSW

9 / 19 mph 67 / 67°F 74% 1009 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 44%
Most Significant Cloud Type: medium
16%
0.03 In
Thu 06
Jun
01:00

SW
SW

5 / 11 mph 55 / 55°F 75% 1014 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 3%
Most Significant Cloud Type: medium
14%
0.00 In
07:00

W
W

9 / 19 mph 56 / 54°F 83% 1012 mb
Low level cloud: 0%
Mid level cloud: 63%
High level cloud: 33%
Most Significant Cloud Type: medium
63%
0.00 In
13:00

WSW
WSW

12 / 26 mph 65 / 65°F 63% 1013 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
0.01 In
19:00

WNW
WNW

5 / 10 mph 64 / 64°F 71% 1013 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
0.00 In
Fri 07
Jun
01:00

SW
SW

8 / 17 mph 54 / 51°F 95% 1011 mb
Low level cloud: 3%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
0.04 In
07:00

W
W

6 / 13 mph 51 / 49°F 81% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.00 In
13:00

WSW
WSW

10 / 20 mph 76 / 78°F 52% 1012 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 13%
Most Significant Cloud Type: medium
44%
0.03 In
19:00

WNW
WNW

4 / 10 mph 61 / 61°F 69% 1017 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
0.04 In

The day label given represents the local day relative to the local time for the location you are looking at.
(More Info)

Day

This time is corrected for local time zones and where possible for daylight saving times.
(More Info)

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.
(More Info)

Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
(More Info)

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.
(More Info)

Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
(More Info)

Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
(More Info)

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.
(More Info)

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.
(More Info)

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.
(More Info)

Pressure