Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 15

Waning Crescent 2%

05:55

18:04

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 OK
12 OK
13 OK
14 OK
15 OK
16 Bad
17 OK

Sun - Rise: 06:39, Set: 20:18, Transit: 13:29. Moon - Rise: 05:55, Set: 18:04. Civil Dark: 20:50 - 06:07. Nautical Dark: 21:29 - 05:28. Astro Dark: 22:11 - 04:46

Total Clouds (% Sky Obscured)

84
80
75
100
97
97
100
100
86
58
41
50
74
73
72
80
83
38
40
44
45
41
48
46

Low Clouds (% Sky Obscured)

57
51
52
65
50
31
47
56
45
46
41
50
61
56
44
60
73
38
40
44
45
35
43
38

Medium Clouds (% Sky Obscured)

0
0
19
51
59
59
2
0
0
0
0
0
0
0
0
0
0
0
0
26
28
36
16
0

High Clouds (% Sky Obscured)

46
45
61
95
59
92
100
100
56
25
3
0
0
3
3
3
5
2
4
6
10
3
9
7

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
1
6
18
31
43
19
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 (%)

2
0
10
0
0
0
0
0
0
0
4
0
0
0
0
1
13
1
1
0
0
1
1
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
3
1
1
2
2
2
3
3
3
3
3
2
1
1
1
3
3
4
4
5
5
5

Chance of Frost

Temperature (°C)

13
12
10
8
8
8
7
7
7
7
6
6
7
7
8
8
9
11
15
16
16
17
17
16

Feels Like (°C)

11
11
8
7
7
6
6
6
6
5
5
6
6
6
7
7
8
10
15
16
16
16
16
15

Dew Point (°C)

7
8
7
7
7
7
6
6
6
6
5
5
5
6
6
7
7
7
6
5
5
5
5
5

Relative Humidity (%)

66
75
85
91
91
91
93
93
93
94
93
94
91
90
88
90
87
75
55
49
46
45
45
47

Pressure (mb)

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

Ozone (du)

352
351
348
344
341
341
341
341
343
346
346
345
345
347
348
349
348
351
350
349
349
350
350
349

Thursday 16

Waning Crescent 0%

06:15

19:25

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

Sun - Rise: 06:37, Set: 20:20, Transit: 13:29. Moon - Rise: 06:15, Set: 19:25. Civil Dark: 20:51 - 06:05. Nautical Dark: 21:30 - 05:26. Astro Dark: 22:13 - 04:43

Total Clouds (% Sky Obscured)

82
42
9
10
11
5
7
5
16
12
79
94
90
82
39
90
86
100
89
87
96
69
62
41

Low Clouds (% Sky Obscured)

82
37
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
2
40
47
38
56
42
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
63
52
56
2
44
41
35
1
8
49
37
36
12

High Clouds (% Sky Obscured)

4
3
5
8
9
5
7
5
16
12
64
90
87
77
36
71
86
100
83
66
94
67
6
2

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 (%)

3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

15
14
11
9
8
8
7
7
6
6
6
6
6
6
8
10
12
13
15
16
17
17
17
17

Feels Like (°C)

14
12
11
10
7
7
7
6
6
5
6
5
4
4
7
10
10
12
13
15
15
15
16
16

Dew Point (°C)

6
8
8
7
6
6
6
5
4
4
4
4
4
4
4
5
5
6
7
7
7
7
7
6

Relative Humidity (%)

53
69
80
85
90
91
90
88
87
88
86
86
86
86
78
68
64
60
57
54
52
51
49
49

Pressure (mb)

1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1023
1022
1022
1021
1021
1021
1020
1020
1020
1019
1019

Ozone (du)

349
349
350
350
348
347
346
347
347
347
348
348
346
346
347
348
347
345
345
344
344
346
347
347

Friday 17

New Moon 2%

06:39

20:48

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

Sun - Rise: 06:35, Set: 20:21, Transit: 13:29. Moon - Rise: 06:39, Set: 20:48. Civil Dark: 20:53 - 06:03. Nautical Dark: 21:32 - 05:24. Astro Dark: 22:15 - 04:41

Total Clouds (% Sky Obscured)

28
37
13
39
31
23
36
46
50
52
48
57
47
65
66
60
86
89
93
83
75
69
61
64

Low Clouds (% Sky Obscured)

13
2
1
14
13
3
8
4
0
4
21
23
17
18
20
17
48
58
60
52
49
43
34
37

Medium Clouds (% Sky Obscured)

18
34
8
2
0
0
0
0
0
0
0
2
2
2
10
1
2
3
3
5
20
43
54
55

High Clouds (% Sky Obscured)

0
0
2
22
17
19
28
41
40
40
19
19
18
20
15
15
15
32
62
44
39
30
21
20

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
1
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
10

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

Chance of Frost

Temperature (°C)

16
15
12
10
9
9
8
8
8
7
7
7
7
7
8
11
13
15
16
17
17
18
18
17

Feels Like (°C)

16
15
13
11
8
7
8
7
6
5
5
5
5
6
7
10
12
14
14
15
15
15
16
15

Dew Point (°C)

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

Relative Humidity (%)

52
66
76
83
84
85
85
85
87
87
87
88
87
87
78
71
64
59
54
50
50
48
47
49

Pressure (mb)

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

Ozone (du)

344
342
343
344
344
344
344
344
342
341
339
337
335
335
335
335
333
331
330
330
329
329
330
331

Saturday 18

Waxing Crescent 6%

07:09

22:15

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:34, Set: 20:22, Transit: 13:29. Moon - Rise: 07:09, Set: 22:15. Civil Dark: 20:54 - 06:01. Nautical Dark: 21:34 - 05:22. Astro Dark: 22:17 - 04:38

Total Clouds (% Sky Obscured)

69
70
75
80
85
81
51
53
81
86
89
89
90
90
92
95
98
99
100
92
99
100
100
100

Low Clouds (% Sky Obscured)

37
36
29
24
17
11
13
16
11
20
31
59
56
56
72
78
85
85
53
63
73
87
86
89

Medium Clouds (% Sky Obscured)

30
16
39
51
70
71
44
44
33
34
22
56
68
79
83
87
91
95
98
92
89
83
46
31

High Clouds (% Sky Obscured)

21
27
21
16
10
1
1
2
52
67
75
67
59
47
26
16
10
37
70
92
99
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
5
5
6
5
7
3
2
2
1

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

10
5
4
4
2
0
1
0
0
0
2
16
33
48
51
53
51
71
79
95
93
89
91
91

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0.2
0.4
0.5
1.1
0.9
0.7
0.8
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
15
13
11
11
10
10
9
9
9
9
9
9
9
10
10
11
12
12
13
12
12
11
10

Feels Like (°C)

15
14
11
11
10
9
8
9
8
7
7
7
7
8
8
9
10
11
11
11
11
10
9
8

Dew Point (°C)

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

Relative Humidity (%)

53
68
77
81
84
85
88
91
93
91
91
88
87
91
95
95
96
90
87
79
83
88
93
96

Pressure (mb)

1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

332
334
335
335
338
342
344
346
346
348
348
348
348
348
352
356
358
358
360
361
360
359
360
358

Sunday 19

Waxing Crescent 14%

07:51

23:42

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 OK
10 OK
11 OK
12 Good
13 Good
14 Good
15 Good
16 OK
17 OK

Sun - Rise: 06:32, Set: 20:24, Transit: 13:28. Moon - Rise: 07:51, Set: 23:42. Civil Dark: 20:56 - 06:00. Nautical Dark: 21:36 - 05:20. Astro Dark: 22:19 - 04:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
95
76
78
73
56
57
60
54
40
34
27
21
12
6
9
13
16
16

Low Clouds (% Sky Obscured)

93
95
95
96
96
95
90
71
76
71
54
57
57
52
40
34
27
21
12
6
9
13
16
16

Medium Clouds (% Sky Obscured)

33
45
45
45
40
31
19
11
6
3
0
3
7
10
0
0
0
0
0
0
5
10
15
16

High Clouds (% Sky Obscured)

100
95
95
95
85
85
85
76
63
28
0
0
0
0
0
0
0
0
1
2
4
6
9
8

ISS Passover

Visibility (miles)

1
2
0
1
5
1
1
5
5
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
89
82
71
23
27
24
14
1
1
0
1
1
0
1
3
3
9

Precipitation Amount (mm)

0.8
0.9
1.2
1.1
0.7
1
1.1
0.7
0.7
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
8
8
8
7
7
6
6
5
5
5
5
4
5
8
9
11
12
13
14
14
13
13

Feels Like (°C)

8
7
6
6
6
5
5
5
4
4
4
4
4
3
4
6
6
7
8
8
8
14
13
12

Dew Point (°C)

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

Relative Humidity (%)

93
98
98
98
98
96
98
100
98
98
96
96
94
93
93
84
77
71
63
55
48
47
48
48

Pressure (mb)

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

Ozone (du)

358
359
361
363
365
366
368
371
375
377
378
376
375
377
379
380
381
382
382
381
381
382
383
385

Monday 20

Waxing Crescent 23%

08:46

01:01

18 OK
19 OK
20 OK
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

Sun - Rise: 06:30, Set: 20:25, Transit: 13:28. Moon - Rise: 08:46, Set: 01:01. Civil Dark: 20:57 - 05:58. Nautical Dark: 21:37 - 05:18. Astro Dark: 22:21 - 04:33

Total Clouds (% Sky Obscured)

16
16
34
53
72
81
88
93
88
82
74
80
76
77
79
85
87
83
82
83
88
92
96
96

Low Clouds (% Sky Obscured)

14
15
15
16
16
17
15
14
23
32
44
56
76
77
79
85
87
83
82
81
83
84
85
80

Medium Clouds (% Sky Obscured)

9
0
0
0
0
0
0
0
0
0
0
11
21
32
24
17
11
6
3
0
23
46
69
54

High Clouds (% Sky Obscured)

8
9
26
35
31
28
27
20
19
19
9
9
8
7
2
1
0
0
0
0
6
11
15
24

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

11
9
10
10
3
3
3
0
0
0
0
0
0
0
0
0
0
11
13
11
20
20
11
21

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

Chance of Frost

Temperature (°C)

12
10
8
7
6
6
5
4
4
4
4
3
4
4
4
6
7
9
10
10
11
11
11
11

Feels Like (°C)

12
12
12
6
6
8
7
6
6
2
2
1
1
1
1
3
4
4
5
6
6
9
8
8

Dew Point (°C)

3
4
4
4
4
4
4
4
4
3
3
2
3
3
2
3
3
4
4
4
4
3
3
2

Relative Humidity (%)

55
65
77
79
85
91
93
94
96
94
94
96
93
89
86
81
75
70
66
64
59
57
55
54

Pressure (mb)

1016
1016
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1015
1015
1014
1013
1013
1012
1012
1012

Ozone (du)

385
386
387
388
388
389
389
388
388
390
392
394
394
395
395
398
400
402
403
404
405
407
409
410

Tuesday 21

Waxing Crescent 21%

09:55

02:05

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 OK
10 OK
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:28, Set: 20:26, Transit: 13:28. Moon - Rise: 09:55, Set: 02:05. Civil Dark: 20:59 - 05:56. Nautical Dark: 21:39 - 05:16. Astro Dark: 22:23 - 04:31

Total Clouds (% Sky Obscured)

96
96
98
99
100
91
77
57
60
62
65
56
46
39
33
27
23
41
56
58

Low Clouds (% Sky Obscured)

76
69
48
39
29
50
67
57
60
62
65
56
46
37
30
23
22
24
25
27

Medium Clouds (% Sky Obscured)

46
47
65
82
100
78
52
28
16
13
10
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

32
41
52
54
54
50
38
25
15
5
5
3
4
1
1
1
2
12
35
58

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

22
17
19
16
7
24
36
50
53
57
62
52
40
26
24
18
5
29
39
45

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.2
0.2
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
8
8
6
5
5
5
5
5
5
5
5
6
7
9
11
13
14
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
66
73
77
81
86
88
91
94
91
91
88
85
83
81
73
65
59
56
53

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1009
1009
1008

Ozone (du)

408
406
404
409
414
420
417
414
411
410
409
408
408
408
408
408
408
409
408
406

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

Generated: 15/04/26 17:55:10. Forecast: 15/04/26 to 21/04/26. Timezone: UTC+2.00