WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Jablonec Nad Nisou 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Jablonec Nad Nisou

Czech Republic

Long range weather outlook for Jablonec Nad Nisou includes 14 day forecast summary:

Taking a look at Jablonec Nad Nisou over the coming two weeks and the average daytime maximum temperature will be around 20°C, with a high for the two weeks of 25°C expected on the afternoon of Thursday 12th. The average minimum temperature will be 11°C, dipping to its lowest on the morning of Monday 9th at 6°C. Expect the next 14 days have some days seeing a little precipitation and some days with rain. Current predictions suggest Thursday 5th will have the most precipitation with an accumulation of around 41.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 02
Jun
22:00

ENE
ENE

2 / 4 mph 57 / 57°F 90% 1016 mb
Low level cloud: 4%
Mid level cloud: 29%
High level cloud: 33%
Most Significant Cloud Type: medium
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 03
Jun
01:00

E
E

2 / 4 mph 54 / 55°F 92% 1016 mb
Low level cloud: 15%
Mid level cloud: 44%
High level cloud: 5%
Most Significant Cloud Type: medium
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

E
E

1 / 3 mph 53 / 53°F 93% 1016 mb
Low level cloud: 19%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WNW
WNW

1 / 2 mph 59 / 57°F 91% 1016 mb
Low level cloud: 40%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

W
W

2 / 3 mph 67 / 64°F 72% 1016 mb
Low level cloud: 42%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

6 / 8 mph 71 / 68°F 60% 1015 mb
Low level cloud: 5%
Mid level cloud: 40%
High level cloud: 0%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSW
SSW

6 / 7 mph 71 / 68°F 63% 1015 mb
Low level cloud: 5%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSE
SSE

4 / 7 mph 66 / 63°F 83% 1015 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 89%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

ESE
ESE

4 / 9 mph 58 / 57°F 94% 1016 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 15%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 04
Jun
01:00

SE
SE

5 / 11 mph 56 / 55°F 97% 1015 mb
Low level cloud: 12%
Mid level cloud: 23%
High level cloud: 11%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SE
SE

5 / 10 mph 55 / 54°F 97% 1015 mb
Low level cloud: 17%
Mid level cloud: 15%
High level cloud: 83%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

S
S

6 / 8 mph 64 / 61°F 84% 1015 mb
Low level cloud: 28%
Mid level cloud: 19%
High level cloud: 100%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSW
SSW

10 / 11 mph 72 / 76°F 61% 1014 mb
Low level cloud: 8%
Mid level cloud: 16%
High level cloud: 32%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

10 / 11 mph 78 / 78°F 52% 1012 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 16%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

S
S

6 / 10 mph 77 / 77°F 58% 1010 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 96%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

ESE
ESE

5 / 10 mph 70 / 67°F 87% 1008 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 6%
Most Significant Cloud Type: medium
14%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

N
N

9 / 15 mph 59 / 59°F 97% 1006 mb
Low level cloud: 60%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
87%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Thu 05
Jun
01:00

NNW
NNW

3 / 4 mph 58 / 59°F 97% 1009 mb
Low level cloud: 40%
Mid level cloud: 23%
High level cloud: 33%
Most Significant Cloud Type: low
51%
Expect 1.5 In of precipitation over the past 3 hours.
1.5 In
04:00

SW
SW

5 / 8 mph 56 / 55°F 99% 1011 mb
Low level cloud: 93%
Mid level cloud: 43%
High level cloud: 58%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

7 / 10 mph 58 / 56°F 95% 1013 mb
Low level cloud: 74%
Mid level cloud: 29%
High level cloud: 37%
Most Significant Cloud Type: low
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

10 / 12 mph 61 / 60°F 80% 1013 mb
Low level cloud: 64%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

12 / 14 mph 66 / 64°F 65% 1013 mb
Low level cloud: 56%
Mid level cloud: 18%
High level cloud: 10%
Most Significant Cloud Type: low
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

12 / 15 mph 67 / 66°F 67% 1012 mb
Low level cloud: 13%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

12 / 20 mph 62 / 60°F 78% 1014 mb
Low level cloud: 0%
Mid level cloud: 50%
High level cloud: 92%
Most Significant Cloud Type: medium
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SW
SW

3 / 5 mph 54 / 54°F 93% 1016 mb
Low level cloud: 11%
Mid level cloud: 44%
High level cloud: 99%
Most Significant Cloud Type: medium
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 06
Jun
01:00

S
S

4 / 7 mph 51 / 50°F 94% 1016 mb
Low level cloud: 1%
Mid level cloud: 25%
High level cloud: 100%
Most Significant Cloud Type: medium
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SSE
SSE

4 / 8 mph 50 / 49°F 96% 1017 mb
Low level cloud: 16%
Mid level cloud: 29%
High level cloud: 100%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

S
S

6 / 9 mph 55 / 52°F 92% 1017 mb
Low level cloud: 54%
Mid level cloud: 57%
High level cloud: 32%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

10 / 13 mph 60 / 60°F 78% 1016 mb
Low level cloud: 97%
Mid level cloud: 43%
High level cloud: 3%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

12 / 15 mph 64 / 64°F 75% 1016 mb
Low level cloud: 75%
Mid level cloud: 46%
High level cloud: 15%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

11 / 13 mph 68 / 66°F 70% 1015 mb
Low level cloud: 56%
Mid level cloud: 45%
High level cloud: 22%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSW
SSW

7 / 12 mph 65 / 63°F 83% 1014 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 59%
Most Significant Cloud Type: medium
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

S
S

4 / 9 mph 58 / 58°F 96% 1015 mb
Low level cloud: 7%
Mid level cloud: 35%
High level cloud: 32%
Most Significant Cloud Type: medium
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 07
Jun
01:00

SSE
SSE

5 / 11 mph 57 / 56°F 97% 1015 mb
Low level cloud: 17%
Mid level cloud: 24%
High level cloud: 45%
Most Significant Cloud Type: low
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SSE
SSE

4 / 9 mph 55 / 55°F 97% 1015 mb
Low level cloud: 15%
Mid level cloud: 20%
High level cloud: 8%
Most Significant Cloud Type: low
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SSW
SSW

5 / 7 mph 64 / 61°F 85% 1015 mb
Low level cloud: 6%
Mid level cloud: 23%
High level cloud: 14%
Most Significant Cloud Type: medium
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSW
SSW

12 / 15 mph 71 / 69°F 69% 1014 mb
Low level cloud: 42%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

WSW
WSW

13 / 18 mph 75 / 77°F 60% 1012 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: medium
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

9 / 13 mph 76 / 77°F 58% 1011 mb
Low level cloud: 0%
Mid level cloud: 36%
High level cloud: 5%
Most Significant Cloud Type: medium
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

2 / 4 mph 70 / 67°F 86% 1012 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

2 / 3 mph 62 / 62°F 96% 1013 mb
Low level cloud: 13%
Mid level cloud: 44%
High level cloud: 49%
Most Significant Cloud Type: medium
82%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sun 08
Jun
01:00

S
S

6 / 11 mph 61 / 61°F 99% 1013 mb
Low level cloud: 49%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
76%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
04:00

S
S

3 / 5 mph 60 / 60°F 97% 1013 mb
Low level cloud: 20%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: low
39%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

SW
SW

10 / 16 mph 61 / 59°F 91% 1014 mb
Low level cloud: 5%
Mid level cloud: 47%
High level cloud: 100%
Most Significant Cloud Type: medium
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

14 / 16 mph 66 / 64°F 67% 1013 mb
Low level cloud: 41%
Mid level cloud: 44%
High level cloud: 97%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

14 / 17 mph 64 / 63°F 63% 1013 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

7 / 11 mph 62 / 59°F 82% 1014 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: medium
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

4 / 8 mph 59 / 57°F 85% 1015 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

W
W

5 / 9 mph 52 / 50°F 88% 1017 mb
Low level cloud: 0%
Mid level cloud: 66%
High level cloud: 100%
Most Significant Cloud Type: medium
69%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 09
Jun
01:00

W
W

6 / 13 mph 48 / 45°F 95% 1016 mb
Low level cloud: 54%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
58%
0.0 In
07:00

NW
NW

6 / 14 mph 50 / 47°F 98% 1013 mb
Low level cloud: 85%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
13:00

NW
NW

11 / 22 mph 54 / 50°F 96% 1021 mb
Low level cloud: 82%
Mid level cloud: 47%
High level cloud: 0%
Most Significant Cloud Type: low
98%
0.0 In
19:00

NNW
NNW

5 / 10 mph 64 / 64°F 68% 1025 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 12%
Most Significant Cloud Type: medium
6%
0.0 In
Tue 10
Jun
01:00

ESE
ESE

5 / 11 mph 52 / 51°F 75% 1020 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 31%
Most Significant Cloud Type: medium
26%
0.0 In
07:00

SSE
SSE

6 / 13 mph 56 / 54°F 66% 1020 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 100%
Most Significant Cloud Type: medium
22%
0.0 In
13:00

WSW
WSW

11 / 24 mph 67 / 67°F 54% 1017 mb
Low level cloud: 1%
Mid level cloud: 46%
High level cloud: 96%
Most Significant Cloud Type: medium
52%
0.0 In
19:00

SE
SE

4 / 8 mph 72 / 76°F 75% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
Wed 11
Jun
01:00

SW
SW

3 / 7 mph 56 / 56°F 98% 1020 mb
Low level cloud: 68%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
07:00

SSE
SSE

9 / 18 mph 63 / 63°F 59% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: high
1%
0.0 In
13:00

WNW
WNW

2 / 4 mph 60 / 60°F 91% 1021 mb
Low level cloud: 59%
Mid level cloud: 50%
High level cloud: 0%
Most Significant Cloud Type: low
76%
0.1 In
19:00

SE
SE

8 / 17 mph 69 / 69°F 72% 1015 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 33%
Most Significant Cloud Type: medium
7%
0.0 In
Thu 12
Jun
01:00

E
E

2 / 5 mph 61 / 61°F 94% 1022 mb
Low level cloud: 2%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
24%
0.0 In
07:00

WSW
WSW

3 / 6 mph 66 / 66°F 89% 1017 mb
Low level cloud: 79%
Mid level cloud: 14%
High level cloud: 33%
Most Significant Cloud Type: low
87%
0.1 In
13:00

SSE
SSE

9 / 18 mph 75 / 78°F 52% 1019 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
19:00

SSW
SSW

2 / 4 mph 72 / 76°F 87% 1017 mb
Low level cloud: 5%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
31%
0.0 In
Fri 13
Jun
01:00

SE
SE

6 / 12 mph 63 / 63°F 89% 1020 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.0 In
07:00

SSE
SSE

6 / 12 mph 69 / 69°F 90% 1017 mb
Low level cloud: 35%
Mid level cloud: 12%
High level cloud: 11%
Most Significant Cloud Type: low
40%
0.1 In
13:00

SW
SW

5 / 11 mph 82 / 84°F 54% 1021 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 98%
Most Significant Cloud Type: medium
21%
0.0 In
19:00

S
S

1 / 3 mph 74 / 78°F 90% 1014 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
0.2 In
Sat 14
Jun
01:00

ESE
ESE

5 / 10 mph 68 / 68°F 94% 1020 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 33%
Most Significant Cloud Type: medium
8%
0.1 In
07:00

N
N

7 / 15 mph 56 / 55°F 98% 1019 mb
Low level cloud: 68%
Mid level cloud: 53%
High level cloud: 41%
Most Significant Cloud Type: low
91%
0.8 In
13:00

SSW
SSW

7 / 15 mph 83 / 84°F 51% 1018 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 8%
Most Significant Cloud Type: medium
21%
0.0 In
19:00

N
N

3 / 6 mph 57 / 58°F 83% 1020 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 98%
Most Significant Cloud Type: medium
30%
0.1 In
Sun 15
Jun
01:00

NNW
NNW

8 / 17 mph 63 / 63°F 98% 1023 mb
Low level cloud: 79%
Mid level cloud: 15%
High level cloud: 88%
Most Significant Cloud Type: low
95%
0.5 In
07:00

NNW
NNW

7 / 16 mph 55 / 53°F 71% 1022 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 33%
Most Significant Cloud Type: medium
23%
0.0 In
13:00

NNW
NNW

6 / 12 mph 68 / 68°F 57% 1024 mb
Low level cloud: 6%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
61%
0.0 In
19:00

NNW
NNW

5 / 11 mph 56 / 55°F 71% 1023 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 37%
Most Significant Cloud Type: medium
8%
0.0 In
Mon 16
Jun
01:00

ESE
ESE

3 / 6 mph 60 / 60°F 93% 1022 mb
Low level cloud: 3%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: medium
40%
0.0 In
07:00

N
N

5 / 11 mph 54 / 53°F 62% 1024 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 34%
Most Significant Cloud Type: medium
22%
0.0 In
13:00

W
W

8 / 16 mph 74 / 76°F 42% 1016 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 91%
Most Significant Cloud Type: medium
22%
0.0 In
19:00

NNE
NNE

3 / 6 mph 59 / 59°F 77% 1024 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 55%
Most Significant Cloud Type: medium
17%
0.0 In
Tue 17
Jun
01:00

NE
NE

3 / 6 mph 58 / 59°F 85% 1017 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 8%
Most Significant Cloud Type: medium
23%
0.0 In
07:00

NE
NE

4 / 9 mph 59 / 59°F 54% 1024 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
16%
0.0 In
13:00

SW
SW

4 / 9 mph 76 / 77°F 47% 1014 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 17%
Most Significant Cloud Type: medium
25%
0.0 In
19:00

NE
NE

4 / 10 mph 54 / 53°F 83% 1024 mb
Low level cloud: 3%
Mid level cloud: 63%
High level cloud: 9%
Most Significant Cloud Type: medium
70%
0.0 In

Other Locations Near to Jablonec Nad Nisou

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