Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 28

Waxing Gibbous 94%

19:54

04:06

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

Sun - Rise: 05:41, Set: 21:13, Transit: 13:27. Moon - Rise: 19:54, Set: 04:06. Civil Dark: 21:51 - 05:03. Nautical Dark: 22:41 - 04:12. Astro Dark: 23:48 - 03:04

Total Clouds (% Sky Obscured)

23
23
27
7
0
0
0
0
0
0
0
0
0
0
0
0
2
3
0
0
0
4
3
4

Low Clouds (% Sky Obscured)

9
11
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
9
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)

21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
0
0
0
4
3
3

ISS Passover

Visibility (miles)

6
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
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
2
2
2
2

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)

5
4
4
3
3
4
4
4
4
4
3
2
3
4
5
5
6
7
9
9
9
8
7
3

Chance of Frost

Temperature (°C)

16
15
14
14
13
13
12
12
12
11
13
15
17
20
21
23
24
25
25
25
24
24
22
19

Feels Like (°C)

19
16
16
15
15
14
13
13
13
12
14
17
19
21
22
24
24
24
24
24
23
23
22
21

Dew Point (°C)

14
13
13
13
12
11
10
10
10
9
10
12
11
11
10
10
9
8
8
8
8
8
9
11

Relative Humidity (%)

86
89
90
92
92
92
90
87
88
88
84
78
66
57
49
42
37
34
33
33
34
37
44
60

Pressure (mb)

1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

331
335
337
338
340
339
340
342
342
342
343
343
342
343
344
345
345
343
340
337
335
340
337
335

Friday 29

Waxing Gibbous 98%

21:01

04:31

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

Sun - Rise: 05:40, Set: 21:14, Transit: 13:27. Moon - Rise: 21:01, Set: 04:31. Civil Dark: 21:52 - 05:02. Nautical Dark: 22:42 - 04:11. Astro Dark: 23:50 - 03:02

Total Clouds (% Sky Obscured)

6
11
30
64
100
100
95
80
94
70
78
100
100
100
100
100
100
95
85
92
91
78
31
21

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
1
2
29
27
45
87
100
100
66
69
82
77
72
2
2

High Clouds (% Sky Obscured)

5
9
30
64
100
100
91
70
92
66
75
100
100
100
100
100
100
92
55
43
31
25
22
15

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
0
0
0
0
0
0
0
0
0
0
0
1
1
3
4
5
6
5
4

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)

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

Chance of Frost

Temperature (°C)

16
15
14
13
13
12
12
12
12
12
13
16
17
19
20
21
21
23
24
25
24
24
23
20

Feels Like (°C)

17
15
14
12
11
10
10
11
11
11
12
15
17
18
18
19
21
22
22
23
22
23
23
22

Dew Point (°C)

10
9
9
8
8
7
7
7
7
8
9
9
9
10
9
11
12
11
9
8
8
9
13
14

Relative Humidity (%)

66
68
71
72
71
71
71
71
72
73
74
65
58
54
50
53
53
45
38
34
35
39
53
66

Pressure (mb)

1023
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1021
1021
1020
1019
1019
1019
1018
1019

Ozone (du)

332
330
331
330
329
328
327
325
324
325
326
326
327
328
329
331
333
334
334
333
331
331
331
332

Saturday 30

Waxing Gibbous 100%

21:01

05:04

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

Sun - Rise: 05:39, Set: 21:15, Transit: 13:27. Moon - Rise: 21:01, Set: 05:04. Civil Dark: 21:53 - 05:01. Nautical Dark: 22:44 - 04:10. Astro Dark: 23:52 - 03:00

Total Clouds (% Sky Obscured)

52
46
45
45
30
53
56
66
56
56
48
47
71
84
82
100
100
81
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
12
24
17
0
13
27
35
43
46
46
48
48
44
45

Medium Clouds (% Sky Obscured)

8
3
2
2
2
2
56
59
53
40
45
21
37
50
30
0
15
37
40
56
56
88
76
89

High Clouds (% Sky Obscured)

40
40
45
45
27
53
33
41
17
16
3
26
71
27
25
100
100
73
100
100
100
100
100
100

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
1
2

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

Precipitation Probability (%)

1
2
0
0
0
0
0
0
0
0
0
0
0
0
13
32
54
41
45
53
73
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0.2
1.1
1.3
1.9

Wind Speed/Direction (mph)

3
5
5
6
6
5
5
6
5
6
5
3
3
3
5
6
7
8
8
8
9
8
7
6

Chance of Frost

Temperature (°C)

18
16
15
15
15
14
14
13
13
13
15
18
20
22
23
24
24
24
24
24
23
22
19
17

Feels Like (°C)

18
15
14
13
12
13
13
13
12
12
14
19
21
23
22
22
22
21
23
22
20
21
18
16

Dew Point (°C)

12
11
10
9
9
8
8
8
8
8
10
11
10
10
10
10
9
8
8
8
9
13
15
15

Relative Humidity (%)

70
69
69
69
67
67
67
68
69
70
71
63
53
46
42
41
39
36
35
35
40
54
77
83

Pressure (mb)

1019
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017

Ozone (du)

333
332
331
332
334
336
337
339
340
342
345
345
342
344
344
344
346
341
339
340
338
337
334
334

Sunday 31

Full Moon 100%

22:03

05:45

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:39, Set: 21:16, Transit: 13:28. Moon - Rise: 22:03, Set: 05:45. Civil Dark: 21:54 - 05:00. Nautical Dark: 22:45 - 04:09. Astro Dark: 23:54 - 02:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
94
91
79
79
79
57
72
82
94
95
95
97
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
49
50
50
66
84
87
89
74
74
72
43
50
76
87
87
84
83
48
32
55
77
83
65

Medium Clouds (% Sky Obscured)

100
100
100
100
99
58
46
40
37
36
34
35
35
33
30
26
26
24
24
24
21
16
14
24

High Clouds (% Sky Obscured)

100
100
70
50
3
18
12
8
2
2
2
2
5
0
14
21
37
56
78
100
100
100
100
100

ISS Passover

Visibility (miles)

6
6
6
6
9
5
5
5
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

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

Precipitation Probability (%)

95
95
95
95
87
88
77
51
60
52
22
33
35
16
10
2
0
0
0
1
2
2
2
2

Precipitation Amount (mm)

2.3
1.6
1.4
0.8
0.5
0.7
0.5
0
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
14
14
13
13
13
12
12
13
13
15
16
17
17
18
18
20
21
21
20
19
17

Feels Like (°C)

15
14
14
14
14
13
13
13
12
12
14
14
16
17
17
17
17
18
20
20
20
19
18
17

Dew Point (°C)

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

Relative Humidity (%)

92
98
96
98
98
98
96
96
96
96
96
93
87
79
68
65
64
61
56
51
50
53
63
73

Pressure (mb)

1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1016
1016
1015
1015
1015
1015

Ozone (du)

333
332
334
334
337
339
340
339
339
339
338
339
340
340
339
340
335
333
331
328
326
326
324
324

Monday 1

Waning Gibbous 97%

22:57

06:36

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:38, Set: 21:16, Transit: 13:28. Moon - Rise: 22:57, Set: 06:36. Civil Dark: 21:55 - 05:00. Nautical Dark: 22:46 - 04:08. Astro Dark: 23:57 - 02:57

Total Clouds (% Sky Obscured)

100
100
95
91
86
92
94
97
98
99
100
85
72
59
70
79
90
94
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
11
11
10
8
4
2
0
4
20
11
26
35
43
47
51
54
67
80
92
95
97
97
96

Medium Clouds (% Sky Obscured)

33
38
25
11
0
7
14
92
95
96
93
71
57
45
42
36
32
51
70
89
89
94
100
100

High Clouds (% Sky Obscured)

100
100
74
48
17
31
55
73
82
92
100
36
66
59
70
79
90
93
96
100
93
86
80
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
6
4
2
4
5
6
5
3
2

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
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
1
5
5
4
11
3
5
14
14
22
44
42
58
62
82
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.3
0.5
0.7
1.4
1.6
1.4
2.4
2
1.3
1.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
14
13
13
13
12
12
13
12
13
14
15
17
18
19
18
18
16
16
14
14
13
12
12

Feels Like (°C)

16
13
13
12
12
11
11
11
11
12
13
14
16
16
17
18
19
19
16
15
15
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

82
87
89
86
86
87
86
83
77
75
76
70
65
60
56
65
77
89
90
90
92
93
93
96

Pressure (mb)

1015
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

324
324
324
324
325
326
329
331
338
341
346
352
352
352
353
354
356
358
359
360
360
360
360
359

Tuesday 2

Waning Gibbous 93%

23:42

07:36

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:38, Set: 21:17, Transit: 13:28. Moon - Rise: 23:42, Set: 07:36. Civil Dark: 21:56 - 04:59. Nautical Dark: 22:48 - 04:07. Astro Dark: 23:59 - 02:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
100
100
100
100
100
94
87
80
78
78
77
77
77
81
75

Low Clouds (% Sky Obscured)

94
92
88
86
83
87
91
96
97
99
99
99
98
98
90
82
75
74
72
71
67
65
63
56

Medium Clouds (% Sky Obscured)

100
100
100
100
100
97
94
91
94
97
100
100
100
100
94
87
80
69
49
29
34
33
35
36

High Clouds (% Sky Obscured)

95
100
82
60
32
28
24
10
7
5
2
1
0
0
0
0
0
0
0
0
13
27
40
45

ISS Passover

Visibility (miles)

4
7
9
9
8
7
6
5
4
5
5
6
6
7
7
8
8
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
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
88
82
85
88
89
90
88
73
65
57
43
40
35
30
58

Precipitation Amount (mm)

1.7
1.6
1.6
1.6
1.7
1.5
1.1
0.7
0.8
0.7
0.7
0.7
0.7
0.6
0.7
0.7
0.3
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
11
11
11
11
11
10
10
10
10
10
10
11
11
12
13
14
14
15
16
15
14
14

Feels Like (°C)

11
12
12
12
11
10
10
9
9
9
9
9
10
9
10
9
8
8
15
14
14
14
14
14

Dew Point (°C)

11
11
11
11
10
10
10
10
9
9
10
9
10
10
10
9
8
8
7
7
7
8
9
9

Relative Humidity (%)

95
95
95
95
95
95
95
96
96
96
96
96
96
95
95
84
74
65
62
58
55
61
68
74

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011
1010
1010
1010
1009
1009
1008
1008
1008
1008

Ozone (du)

360
361
362
365
367
370
375
381
387
384
380
377
373
368
364
360
355
351
349
347
345
343
341
339

Wednesday 3

Waning Gibbous 88%

00:18

08:42

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
12 Bad
13 Bad

Sun - Rise: 05:37, Set: 21:18, Transit: 13:28. Moon - Rise: 00:18, Set: 08:42. Civil Dark: 21:57 - 04:58. Nautical Dark: 22:49 - 04:06. Astro Dark: 00:01 - 02:53

Total Clouds (% Sky Obscured)

68
61
62
63
67
70
72
74
74
73
73
66
61
56
73
85
93

Low Clouds (% Sky Obscured)

56
57
60
63
67
70
72
74
58
38
21
17
16
20
32
44
57

Medium Clouds (% Sky Obscured)

37
34
42
53
67
64
65
66
46
24
2
3
4
5
15
24
34

High Clouds (% Sky Obscured)

41
31
37
33
30
16
9
9
27
42
59
48
40
30
39
56
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

77
90
93
88
91
87
75
61
56
40
8
10
10
4
21
32
43

Precipitation Amount (mm)

0.3
0.4
0.4
0.3
0.4
0.5
0.4
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
14
12
12
11
9
9
9
8
7
7
11
12
12
15
15

Dew Point (°C)

9
8
8
7
7
6
6
6
6
6
5
5
5
6
6
9
10

Relative Humidity (%)

77
81
85
81
78
74
77
78
80
74
68
63
61
58
54
65
74

Pressure (mb)

1008
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

338
336
335
334
333
332
332
332
332
334
336
337
338
340
341
342
343

Forecast for Niedermuhlern, Bern-Mittelland District, Switzerland (46.86,7.47)

Generated: 28/05/26 21:05:50. Forecast: 28/05/26 to 03/06/26. Timezone: UTC+2.00