Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 11

Waning Crescent 2%

05:35

20:17

12 Good
13 Good
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:18, Set: 20:44, Transit: 13:30. Moon - Rise: 05:35, Set: 20:17. Civil Dark: 21:18 - 05:44. Nautical Dark: 22:01 - 05:02. Astro Dark: 22:50 - 04:13

Total Clouds (% Sky Obscured)

6
1
0
2
2
0
7
22
25
27
11
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
7
22
25
26
10
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
1
0
0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
6
6
6
6
4
4
4
4
4
5
4
3
3
3
3
3
3
4
6
7

Chance of Frost

Temperature (°C)

28
30
31
32
32
32
32
31
29
26
24
23
22
21
20
19
18
18
17
17
18
20
22
24

Feels Like (°C)

29
30
32
32
33
32
32
32
30
28
26
25
24
22
21
20
20
19
18
18
19
20
22
24

Dew Point (°C)

14
14
13
13
12
12
12
15
18
17
17
16
16
14
13
12
11
10
10
9
9
9
10
11

Relative Humidity (%)

43
38
34
31
29
29
29
38
51
59
64
66
68
63
61
62
61
61
61
61
53
48
47
44

Pressure (mb)

1020
1020
1019
1019
1018
1018
1017
1017
1018
1019
1020
1020
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023

Ozone (du)

310
309
307
307
307
306
306
305
304
303
304
305
306
308
308
308
307
307
306
305
306
307
307
307

Wednesday 12

New Moon 0%

06:59

20:42

12 Good
13 Good
14 Good
15 OK
16 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:20, Set: 20:42, Transit: 13:30. Moon - Rise: 06:59, Set: 20:42. Civil Dark: 21:16 - 05:46. Nautical Dark: 21:59 - 05:04. Astro Dark: 22:48 - 04:15

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
3
3
4
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
9
9
9
8
8
7
5
4
4
3
3
3
3
2
2
2
2
2
2
2
3
4

Chance of Frost

Temperature (°C)

26
28
30
31
32
32
31
30
27
24
23
21
20
19
18
17
16
15
15
15
17
20
22
24

Feels Like (°C)

26
29
30
31
31
31
31
31
28
25
24
22
21
20
19
18
17
17
16
16
18
21
24
26

Dew Point (°C)

12
12
12
11
10
10
10
13
15
14
13
13
12
11
11
10
9
9
9
9
9
11
11
12

Relative Humidity (%)

41
36
32
28
26
25
27
34
47
51
54
58
59
60
61
63
64
66
68
69
62
54
49
46

Pressure (mb)

1022
1022
1021
1020
1020
1020
1020
1020
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024
1023
1023
1023

Ozone (du)

308
308
309
310
311
311
312
312
311
311
311
311
310
310
311
312
312
312
310
310
311
311
311
310

Thursday 13

Waxing Crescent 1%

08:20

21:03

12 Good
13 Good
14 Good
15 OK
16 OK
17 OK
18 OK
19 OK
20 Good
21 Good
22 Good
23 OK
00 OK
01 OK
02 OK
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:21, Set: 20:41, Transit: 13:30. Moon - Rise: 08:20, Set: 21:03. Civil Dark: 21:14 - 05:47. Nautical Dark: 21:57 - 05:05. Astro Dark: 22:45 - 04:18

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
2
35
35
35
35
1
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
2
35
35
35
35
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
1
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
3
2
3
3
3
3
2
2
2
2
2
2
2
2
2
1
1

Chance of Frost

Temperature (°C)

26
28
30
31
32
32
32
31
28
25
23
21
19
18
17
17
16
16
16
16
17
20
23
26

Feels Like (°C)

27
29
31
33
33
34
33
33
30
27
24
22
18
17
17
16
17
17
17
17
19
22
25
28

Dew Point (°C)

12
12
12
12
11
11
11
15
15
14
14
13
12
11
11
10
10
10
10
10
10
10
10
10

Relative Humidity (%)

41
37
33
29
27
26
26
38
45
51
55
59
60
63
64
65
67
68
68
68
60
50
43
36

Pressure (mb)

1022
1022
1021
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

310
309
308
308
309
308
308
307
306
305
305
307
308
309
308
308
307
306
307
307
308
308
308
308

Friday 14

Waxing Crescent 4%

09:37

21:21

12 Good
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 Bad
20 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 OK

Sun - Rise: 06:22, Set: 20:39, Transit: 13:30. Moon - Rise: 09:37, Set: 21:21. Civil Dark: 21:13 - 05:49. Nautical Dark: 21:55 - 05:07. Astro Dark: 22:42 - 04:20

Total Clouds (% Sky Obscured)

0
0
0
0
0
9
19
26
21
11
3
3
3
3
0
0
0
0
0
0
1
2
14
32

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
8
16
26
19
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
2
2
2
2
0
0
0
0
0
0
1
2
11
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
4
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
1
2
2
1
1
1
2
3
2
2
1
2
2
2
1
1
1
1
1
1
1
1
1

Chance of Frost

Temperature (°C)

29
31
33
34
34
34
33
31
29
26
25
23
22
21
20
19
19
18
18
18
19
22
25
28

Feels Like (°C)

32
34
35
35
35
36
34
33
31
27
26
25
24
22
21
21
21
20
20
20
21
24
27
30

Dew Point (°C)

11
11
11
8
7
8
8
12
14
12
12
11
11
11
10
10
10
9
9
10
9
9
9
9

Relative Humidity (%)

33
29
25
21
19
19
21
31
39
40
44
46
50
51
53
54
55
55
55
56
53
42
35
29

Pressure (mb)

1018
1018
1017
1016
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

307
308
308
308
308
307
307
307
307
308
308
307
306
306
306
305
306
307
307
307
306
306
305
306

Saturday 15

Waxing Crescent 10%

10:51

21:37

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:24, Set: 20:37, Transit: 13:30. Moon - Rise: 10:51, Set: 21:37. Civil Dark: 21:11 - 05:50. Nautical Dark: 21:53 - 05:09. Astro Dark: 22:40 - 04:22

Total Clouds (% Sky Obscured)

36
53
52
56
55
21
38
97
60
60
63
100
100
100
100
100
99
99
98
98
93
88
87
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
8
12
22
33
68
74
72
65
65
66
57
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
20
38
66
54
40
31
38
57
59
64
78
91
89
86
84
66
44
24
27

High Clouds (% Sky Obscured)

33
48
52
51
50
15
26
73
51
60
63
100
100
100
99
98
96
91
81
74
59
50
42
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
3
5
2
6
7
7
11
12
10
24
22
35
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
1
0.8
0.9
0.9
0.8
0.9
1.1
1.1
0.9

Wind Speed/Direction (mph)

1
2
2
2
2
2
4
6
4
4
3
3
6
7
7
5
3
2
1
1
1
2
4
6

Chance of Frost

Temperature (°C)

30
32
34
35
35
35
34
31
29
26
25
23
23
22
21
21
20
19
19
20
20
21
22
23

Feels Like (°C)

31
33
34
33
34
34
34
32
29
28
27
25
22
22
20
21
21
21
20
20
18
21
21
21

Dew Point (°C)

8
8
8
7
6
7
7
13
17
16
16
15
14
16
15
16
16
17
17
17
16
15
14
12

Relative Humidity (%)

24
21
19
18
17
17
19
32
48
51
56
57
58
67
69
75
80
86
85
82
81
70
61
52

Pressure (mb)

1013
1012
1012
1011
1011
1010
1010
1010
1010
1011
1012
1013
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

306
305
306
306
305
304
303
304
303
303
302
301
301
301
300
300
301
302
302
302
302
303
303
303

Sunday 16

Waxing Crescent 18%

12:04

21:54

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad
21 Bad
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:25, Set: 20:35, Transit: 13:30. Moon - Rise: 12:04, Set: 21:54. Civil Dark: 21:09 - 05:52. Nautical Dark: 21:50 - 05:10. Astro Dark: 22:37 - 04:24

Total Clouds (% Sky Obscured)

77
70
70
69
68
50
31
12
21
26
27
51
76
100
99
98
97
98
98
98
99
99
100
98

Low Clouds (% Sky Obscured)

22
15
11
8
7
5
2
0
0
0
0
7
17
26
33
47
66
62
59
55
52
49
45
47

Medium Clouds (% Sky Obscured)

34
39
42
45
47
33
18
3
2
1
1
5
9
13
32
49
66
76
85
94
89
84
78
82

High Clouds (% Sky Obscured)

32
13
13
15
18
16
12
5
12
21
25
50
74
100
77
53
30
34
38
42
63
82
98
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

79
56
53
49
44
39
34
27
35
31
28
28
23
11
25
35
45
42
37
28
36
43
51
84

Precipitation Amount (mm)

0.5
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5

Wind Speed/Direction (mph)

6
5
4
4
3
3
2
2
3
2
2
2
2
2
2
1
1
2
2
2
2
1
1
2

Chance of Frost

Temperature (°C)

23
24
25
26
26
27
26
24
24
23
21
20
20
19
19
18
18
17
18
18
19
20
21
22

Feels Like (°C)

22
23
23
27
27
26
28
28
30
26
26
26
25
24
23
19
19
20
19
19
19
21
21
22

Dew Point (°C)

12
12
11
10
9
8
10
11
13
14
14
15
15
15
15
16
16
17
17
18
18
18
18
19

Relative Humidity (%)

49
46
42
38
34
31
37
44
50
57
65
74
76
78
81
86
90
96
95
95
93
91
85
81

Pressure (mb)

1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010

Ozone (du)

304
304
305
304
304
303
303
302
302
302
303
303
303
303
303
303
303
303
303
304
304
305
305
306

Monday 17

Waxing Crescent 27%

12:04

22:12

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:26, Set: 20:34, Transit: 13:29. Moon - Rise: 12:04, Set: 22:12. Civil Dark: 21:07 - 05:53. Nautical Dark: 21:48 - 05:12. Astro Dark: 22:35 - 04:26

Total Clouds (% Sky Obscured)

97
95
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
94
88
82

Low Clouds (% Sky Obscured)

51
57
70
84
98
80
62
43
29
14
0
1
2
3
27
51
74
62
50
41

Medium Clouds (% Sky Obscured)

84
89
92
95
98
99
99
100
100
100
100
100
100
100
100
100
100
89
79
68

High Clouds (% Sky Obscured)

92
87
91
95
100
100
100
100
100
100
100
97
94
92
87
79
69
50
30
13

ISS Passover

Visibility (miles)

9
9
9
7
5
2
5
7
9
8
6
4
6
8
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
89
83
79
79
71
49
70
81
85

Precipitation Amount (mm)

0.9
0.9
0.9
0.9
0.9
0.8
0.7
0.7
0.7
0.7
0.5
0.4
0.4
0.4
0.5
0.4
0
0.5
0.7
0.9

Wind Speed/Direction (mph)

3
4
6
6
6
7
6
4
3
4
4
4
3
3
2
2
2
2
1
1

Chance of Frost

Temperature (°C)

22
22
21
21
20
19
19
19
18
18
17
17
17
17
16
17
16
16
16
16

Feels Like (°C)

20
19
18
25
25
24
23
22
21
19
19
20
19
19
19
18
18
18
18
18

Dew Point (°C)

17
15
13
15
17
18
18
18
17
17
17
16
16
16
16
16
16
15
15
16

Relative Humidity (%)

72
65
58
68
80
93
93
95
95
95
95
96
95
96
96
96
95
95
95
95

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1010
1010
1010
1011

Ozone (du)

306
306
307
307
307
308
308
308
308
308
308
308
307
306
306
307
308
309
309
310

Forecast for Stampfenbach, Zürich District, Switzerland (47.38,8.54)

Generated: 11/08/26 12:28:36. Forecast: 11/08/26 to 17/08/26. Timezone: UTC+2.00