Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 89%

17:36

03:45

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

Sun - Rise: 05:41, Set: 21:12, Transit: 13:27. Moon - Rise: 17:36, Set: 03:45. Civil Dark: 21:49 - 05:03. Nautical Dark: 22:39 - 04:13. Astro Dark: 23:46 - 03:06

Total Clouds (% Sky Obscured)

37
34
52
53
44
55
48
42
46
45
49
36
47
48
27
25
27
10
0
2
0
15
13
11

Low Clouds (% Sky Obscured)

12
18
22
27
32
44
46
41
31
14
29
36
47
44
27
25
21
10
0
2
0
15
13
11

Medium Clouds (% Sky Obscured)

19
8
22
22
10
23
3
17
40
30
25
25
36
38
27
25
23
0
0
0
0
4
2
2

High Clouds (% Sky Obscured)

37
34
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0

ISS Passover

Visibility (miles)

7
6
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
7
9
8
12
7
6
1
14
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
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)

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

Chance of Frost

Temperature (°C)

20
22
24
25
26
27
27
26
26
25
23
21
18
17
16
15
15
14
14
13
13
13
14
17

Feels Like (°C)

23
25
26
27
27
27
26
26
26
25
25
23
20
17
16
16
15
15
15
14
14
14
16
19

Dew Point (°C)

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

Relative Humidity (%)

72
65
56
45
39
35
32
33
38
44
56
68
70
69
71
75
76
78
78
78
79
77
76
66

Pressure (mb)

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

Ozone (du)

306
307
307
307
307
307
308
310
310
309
310
311
312
313
313
313
315
316
316
316
318
320
323
322

Thursday 28

Waxing Gibbous 94%

18:45

04:06

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

Sun - Rise: 05:41, Set: 21:13, Transit: 13:27. Moon - Rise: 18:45, 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)

6
0
24
36
44
23
18
10
1
3
10
4
20
20
3
4
3
5
4
1
0
0
0
2

Low Clouds (% Sky Obscured)

3
0
0
1
12
14
11
8
1
3
10
0
0
12
2
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
19
29
36
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
0
3
4
5
3
7
4
0
0
0
2
20
4
2
3
2
4
2
1
0
0
0
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
5
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
3
3
3
3
45
56
36
14
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
5
7
9
10
10
10
9
9
8
5
2
3
3
4
4
4
4
4
4
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
23
23
24
24
24
24
24
24
23
23
21
19
17
16
15
15
15
14
14
13
13
15
18

Dew Point (°C)

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

Relative Humidity (%)

60
59
51
42
38
38
38
38
38
41
52
75
86
87
90
90
92
92
90
92
90
89
89
82

Pressure (mb)

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

Ozone (du)

322
322
323
325
327
329
330
332
334
335
335
335
335
336
337
338
338
339
340
341
341
341
339
339

Friday 29

Waxing Gibbous 98%

19:54

04:31

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

Sun - Rise: 05:40, Set: 21:14, Transit: 13:27. Moon - Rise: 19:54, 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)

45
11
3
3
4
6
3
2
0
0
0
1
2
5
35
40
35
32
33
35
45
59
69
80

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
3

High Clouds (% Sky Obscured)

40
9
3
3
3
4
2
2
0
0
0
0
1
1
25
25
30
32
28
30
34
44
58
72

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
0
2
2
2
3
2
2
1
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)

3
4
5
5
7
8
9
10
11
9
7
3
1
4
5
5
5
5
5
5
5
5
4
2

Chance of Frost

Temperature (°C)

18
20
22
23
24
25
25
25
25
24
23
20
17
16
15
14
14
14
13
13
13
13
15
17

Feels Like (°C)

20
19
22
23
23
23
24
23
23
23
23
22
19
16
15
13
12
12
11
11
10
11
13
16

Dew Point (°C)

12
11
9
7
6
6
7
8
8
9
11
13
11
10
10
9
8
7
7
6
6
6
8
9

Relative Humidity (%)

69
54
44
35
31
30
31
32
33
38
45
63
68
69
70
70
68
65
64
63
62
61
62
62

Pressure (mb)

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

Ozone (du)

337
335
334
333
332
331
330
330
330
334
333
330
327
327
324
323
322
323
323
324
325
326
326
326

Saturday 30

Waxing Gibbous 100%

21:01

05:04

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

68
71
89
69
67
60
65
65
44
26
14
45
16
16
34
79
99
100
100
100
95
90
82
90

Low Clouds (% Sky Obscured)

0
0
1
3
4
2
1
0
0
0
0
0
0
0
0
0
0
2
3
5
3
1
0
4

Medium Clouds (% Sky Obscured)

1
1
40
48
67
60
53
53
39
25
10
13
16
16
20
20
18
32
19
21
20
15
17
15

High Clouds (% Sky Obscured)

68
71
89
69
63
58
61
61
40
21
5
12
2
0
33
67
99
100
100
100
73
46
23
49

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
2
3
2
4
3
2
1
5
4
1
0
0
0
0
0
4
5
2
9

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

Chance of Frost

Temperature (°C)

19
21
23
24
25
26
27
27
26
25
24
21
18
17
16
16
15
15
15
15
14
14
15
17

Feels Like (°C)

18
21
23
23
24
25
26
25
24
25
25
23
19
18
16
15
14
13
13
13
12
12
13
16

Dew Point (°C)

8
8
8
7
8
7
6
6
6
9
12
14
13
11
10
9
9
8
8
8
7
8
9
10

Relative Humidity (%)

50
42
37
34
33
30
27
26
28
35
48
62
69
68
67
66
64
62
61
61
62
64
66
63

Pressure (mb)

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

Ozone (du)

328
329
330
331
331
331
331
332
332
332
332
332
332
333
332
331
331
333
334
336
337
339
339
340

Sunday 31

Full Moon 100%

22:03

05:45

09 Bad
10 Bad
11 Bad
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 OK
08 OK

Sun - Rise: 05:39, Set: 21:16, Transit: 13:27. 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)

96
88
80
30
100
99
98
97
98
99
100
100
100
100
100
100
100
94
87
81
57
34
10
16

Low Clouds (% Sky Obscured)

7
10
14
17
19
29
54
81
32
29
9
11
11
12
21
30
36
28
21
17
11
8
9
12

Medium Clouds (% Sky Obscured)

14
16
17
14
35
41
32
79
88
94
100
97
95
93
91
91
90
83
76
68
51
34
10
16

High Clouds (% Sky Obscured)

74
88
80
30
100
90
82
75
83
92
100
72
43
24
32
38
52
37
21
0
2
3
4
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
1
1
6
9
8
6
5
6
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

21
14
39
50
60
95
95
95
95
95
84
85
86
72
76
75
62
48
43
34
26
16
4
6

Precipitation Amount (mm)

0
0
0
0
0.2
0.7
0.9
1.1
1.5
0.7
0.3
0.5
0.5
0.3
0.4
0.5
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
21
23
24
25
23
22
19
16
14
15
16
15
14
14
14
14
14
12
12
12
13
13
12

Dew Point (°C)

10
11
11
10
9
8
7
9
14
15
15
15
14
14
13
13
13
12
12
12
11
12
13
13

Relative Humidity (%)

55
51
43
39
35
34
34
48
90
96
95
93
93
95
95
95
95
95
95
95
95
93
92
90

Pressure (mb)

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

Ozone (du)

343
343
344
346
341
340
340
338
335
335
335
336
337
338
339
339
339
339
340
340
341
340
340
340

Monday 1

Waning Gibbous 97%

22:57

06:36

09 OK
10 OK
11 Bad
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
08 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)

22
28
45
64
81
84
88
91
93
94
96
83
71
58
54
51
45
40
37
42
64
82
100
100

Low Clouds (% Sky Obscured)

15
18
32
43
54
55
56
56
47
34
21
17
14
10
12
11
9
7
8
7
11
15
21
41

Medium Clouds (% Sky Obscured)

22
28
45
49
44
33
29
22
27
22
18
13
7
1
3
6
8
29
37
42
64
80
98
98

High Clouds (% Sky Obscured)

9
8
14
19
22
34
46
55
42
29
16
8
6
3
23
40
45
40
37
42
64
82
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

3
1
15
18
21
31
34
33
42
45
50
44
33
11
17
11
3
9
10
6
15
22
26
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
18
19
19
22
21
21
21
21
22
18
18
18
17
16
16
13
13
13
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

82
73
67
63
60
57
58
59
60
67
75
85
87
89
92
92
90
90
89
89
87
86
83
82

Pressure (mb)

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

Ozone (du)

338
336
334
332
331
329
328
327
327
327
326
326
326
326
326
326
326
326
326
327
327
329
331
333

Tuesday 2

Waning Gibbous 93%

23:42

07:36

09 Bad
10 Bad
11 Bad
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

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
97
97
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

48
53
59
65
72
78
87
93
94
94
92
73
52
35
33
31
30

Medium Clouds (% Sky Obscured)

97
98
93
90
86
94
94
95
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
89
81
76
90
98
100
100
100
100
100
100
100
100
99
97

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

56
58
95
95
95
95
95
95
95
95
95
95
95
92
72
51
44

Precipitation Amount (mm)

0
0
1.1
1.7
3.5
1.9
2.2
2.6
2.2
1.6
1.3
0.8
0.5
0.4
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
16
16
16
15
14
14
14
14
14
13
13
12
12
12

Feels Like (°C)

15
15
15
17
19
21
14
13
13
13
13
13
13
13
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

78
74
71
78
87
96
95
96
96
96
96
96
96
95
95
95
95

Pressure (mb)

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

Ozone (du)

334
335
336
337
337
338
341
344
347
349
351
353
355
357
359
362
365

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

Generated: 27/05/26 09:38:45. Forecast: 27/05/26 to 02/06/26. Timezone: UTC+2.00