Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 23

Waning Crescent 17%

04:54

16:20

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

Sun - Rise: 06:25, Set: 20:29, Transit: 13:28. Moon - Rise: 04:54, Set: 16:20. Civil Dark: 21:02 - 05:52. Nautical Dark: 21:43 - 05:11. Astro Dark: 22:27 - 04:26

Total Clouds (% Sky Obscured)

74
80
84
88
100
99
97
89
88
37
33
39
33
38
37
84
100
100
100
99
83
91
95
78

Low Clouds (% Sky Obscured)

74
80
84
88
100
99
95
85
72
37
33
39
33
38
37
66
85
94
87
80
76
77
79
70

Medium Clouds (% Sky Obscured)

74
80
84
88
99
84
45
55
45
0
0
0
0
14
37
47
70
60
42
45
55
57
41
36

High Clouds (% Sky Obscured)

74
47
45
51
51
89
14
45
60
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
3
6
6
7
8
5
7
7
9
9
9
9
9
9
9
6
8
7
6
7
7
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

93
92
91
84
82
76
62
47
34
9
4
4
5
2
25
40
34
42
46
41
45
47
49
43

Precipitation Amount (mm)

0.5
0.6
0.7
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0.2
0.2
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
96
94
94
96
96
96
94
93
93
89
81
73
69
70
72
70
69
61
72
84

Pressure (mb)

1013
1013
1015
1015
1016
1017
1017
1017
1018
1018
1018
1018
1019
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1017

Ozone (du)

367
372
374
379
376
377
375
374
376
374
367
359
357
356
354
352
351
351
352
351
352
351
353
353

Thursday 24

Waning Crescent 9%

05:12

17:42

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
18 Bad

Sun - Rise: 06:23, Set: 20:31, Transit: 13:28. Moon - Rise: 05:12, Set: 17:42. Civil Dark: 21:04 - 05:50. Nautical Dark: 21:44 - 05:09. Astro Dark: 22:30 - 04:24

Total Clouds (% Sky Obscured)

99
95
82
91
100
78
55
69
61
89
100
96
96
85
79
74
69
69
98
100
93
99
94
88

Low Clouds (% Sky Obscured)

89
92
78
85
93
73
53
66
34
77
87
90
94
76
63
61
66
69
85
80
72
94
89
82

Medium Clouds (% Sky Obscured)

41
49
27
35
47
33
51
44
51
62
81
90
77
35
19
26
42
53
62
61
55
53
47
31

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)

7
8
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
2
7
0
0
0
1
1
0
0
0
0
0

Precipitation Type

Very Light Rain
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 (%)

42
30
13
16
27
16
14
15
25
21
16
20
23
23
16
10
18
21
10
9
22
19
20
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
4
4
2
2
2
2
3
2
2
1
2
2
4
6
8
9
9
10
9
7
9
8
7

Dew Point (°C)

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

Relative Humidity (%)

85
91
94
94
94
94
94
94
93
93
89
88
88
85
77
69
59
54
50
51
60
62
67
72

Pressure (mb)

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

Ozone (du)

351
349
346
344
342
342
342
344
346
346
346
346
347
346
346
345
344
342
338
336
335
334
335
335

Friday 25

Waning Crescent 3%

05:30

No Set

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

Sun - Rise: 06:22, Set: 20:32, Transit: 13:28. Moon - Rise: 05:30, Set: No Set. Civil Dark: 21:05 - 05:48. Nautical Dark: 21:46 - 05:07. Astro Dark: 22:32 - 04:21

Total Clouds (% Sky Obscured)

73
53
54
75
73
74
53
64
57
51
43
11
9
6
40
69
76
69
75
93
91
88
90
99

Low Clouds (% Sky Obscured)

71
53
54
67
59
49
34
24
5
1
4
7
6
3
36
47
50
41
66
76
83
86
82
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
11
0
35
39
41
39
0
0
0
0
8
45
40
40
41
40
39
33
31

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
4
8
1
1
1
1
1
49
76
69
72
66
37
3
31
62

ISS Passover

Visibility (miles)

9
9
9
9
0
0
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
4
8
13
27
42
43
40
26
8
5
3
3
3
3
3
3
3
3
3
3
3

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
0
0
1
0
8
0
0
0
0
0
0
0
0
0
0
0
0
2
5
7
7
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
5
5
5
3
3
3
2
3
2
2
3
2
4
6
6
8
9
9
10
9
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

77
82
90
96
98
98
96
96
96
98
96
96
94
88
83
74
67
63
58
57
57
58
58
64

Pressure (mb)

1017
1018
1018
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1015
1015
1015
1015
1015
1014
1015

Ozone (du)

334
331
328
328
328
327
328
329
329
329
331
331
333
334
336
336
337
337
337
337
338
338
338
338

Saturday 26

Waning Crescent 0%

05:51

19:08

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
18 Bad

Sun - Rise: 06:20, Set: 20:33, Transit: 13:27. Moon - Rise: 05:51, Set: 19:08. Civil Dark: 21:07 - 05:47. Nautical Dark: 21:48 - 05:05. Astro Dark: 22:34 - 04:19

Total Clouds (% Sky Obscured)

100
100
97
90
80
79
79
78
75
80
79
79
78
62
71
75
100
97
100
97
100
100
97
100

Low Clouds (% Sky Obscured)

80
79
74
67
53
52
50
53
53
59
61
63
61
44
50
59
80
92
92
87
100
100
96
97

Medium Clouds (% Sky Obscured)

27
46
67
80
75
69
69
63
58
62
59
55
52
50
49
44
43
41
44
42
43
40
42
39

High Clouds (% Sky Obscured)

90
90
90
90
80
75
60
57
50
51
51
50
55
62
71
75
100
96
98
66
33
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 (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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 (%)

7
9
8
2
5
5
3
8
10
8
11
10
7
7
4
2
8
7
8
20
27
32
47
47

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

Chance of Frost

Temperature (°C)

9
8
7
6
4
4
4
4
3
3
3
3
3
4
6
7
8
8
8
9
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
77
81
88
96
96
93
94
93
94
93
93
94
89
82
77
73
74
74
68
63
62
65
66

Pressure (mb)

1015
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

340
341
343
344
345
346
346
346
346
346
345
345
347
348
348
348
348
346
346
347
348
348
348
348

Sunday 27

New Moon 1%

06:16

20:36

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

Sun - Rise: 06:18, Set: 20:35, Transit: 13:27. Moon - Rise: 06:16, Set: 20:36. Civil Dark: 21:08 - 05:45. Nautical Dark: 21:49 - 05:03. Astro Dark: 22:36 - 04:16

Total Clouds (% Sky Obscured)

100
100
99
99
84
49
42
16
17
20
15
13
9
9
10
11
14
14
16
43
69
96
97
98

Low Clouds (% Sky Obscured)

95
96
96
97
82
49
42
16
16
14
12
9
8
9
10
11
14
14
16
43
68
87
89
91

Medium Clouds (% Sky Obscured)

45
37
29
19
13
6
1
4
7
9
5
2
0
0
0
0
5
8
12
14
15
17
21
18

High Clouds (% Sky Obscured)

0
1
0
1
2
2
4
3
1
0
0
0
0
0
0
0
3
5
3
8
7
5
0
5

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 (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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

Precipitation Probability (%)

50
46
45
43
37
26
8
12
6
3
4
3
2
1
1
1
6
10
13
29
32
29
37
41

Precipitation Amount (mm)

0.3
0
0
0.3
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
2
2
2
1
1
2
2
2
2
2
2
3
2
2
3
4
5
6
7
5
5
4
4

Chance of Frost

Temperature (°C)

9
8
7
7
6
5
5
4
4
4
3
3
4
6
8
9
11
12
13
14
13
12
12
11

Feels Like (°C)

7
6
5
6
5
4
4
4
3
4
3
3
4
6
7
7
8
9
9
10
14
13
12
11

Dew Point (°C)

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

Relative Humidity (%)

73
75
77
78
81
85
88
91
91
94
94
94
91
82
73
64
57
54
51
48
53
60
66
70

Pressure (mb)

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

Ozone (du)

349
351
353
354
354
354
354
353
353
354
353
354
354
354
354
355
355
357
358
360
361
362
364
363

Monday 28

Waxing Crescent 5%

06:49

22:06

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

Sun - Rise: 06:17, Set: 20:36, Transit: 13:27. Moon - Rise: 06:49, Set: 22:06. Civil Dark: 21:10 - 05:43. Nautical Dark: 21:51 - 05:01. Astro Dark: 22:38 - 04:14

Total Clouds (% Sky Obscured)

100
77
54
32
23
14
6
5
5
4
5
5
5
5
5
5
12
20
29
44
58
68
63
61

Low Clouds (% Sky Obscured)

91
69
47
25
17
11
4
4
4
4
4
4
5
4
4
4
10
17
23
37
49
62
50
40

Medium Clouds (% Sky Obscured)

14
13
7
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
12
9
6
3
7
13

High Clouds (% Sky Obscured)

10
20
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
7
12
18

ISS Passover

Visibility (miles)

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

None
None
None
None
None
None
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
Very Light Rain

Precipitation Probability (%)

42
35
25
4
5
4
1
2
1
0
2
4
0
3
3
1
27
36
36
52
55
52
55
53

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
9
8
7
7
6
6
6
6
5
6
7
8
10
12
13
14
15
15
15
15
14
14

Feels Like (°C)

11
10
8
8
8
8
8
8
6
6
5
5
4
4
8
10
11
11
12
13
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

73
76
81
85
90
90
88
90
88
86
86
81
75
73
66
61
56
56
56
55
60
66
69
74

Pressure (mb)

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

Ozone (du)

363
363
362
361
360
362
364
365
366
367
368
369
371
372
373
374
375
372
369
366
365
364
364
364

Tuesday 29

Waxing Crescent 11%

07:32

23:33

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

Sun - Rise: 06:15, Set: 20:38, Transit: 13:27. Moon - Rise: 07:32, Set: 23:33. Civil Dark: 21:11 - 05:41. Nautical Dark: 21:53 - 04:59. Astro Dark: 22:40 - 04:11

Total Clouds (% Sky Obscured)

56
46
37
28
20
13
7
7
7
6
15
24
31
42
52
60
41
28
25

Low Clouds (% Sky Obscured)

31
30
26
22
14
8
2
2
2
2
9
15
21
33
44
47
41
28
25

Medium Clouds (% Sky Obscured)

20
16
13
10
7
4
1
0
0
0
0
0
0
0
0
0
1
2
3

High Clouds (% Sky Obscured)

23
17
14
11
7
4
0
0
0
0
0
0
0
0
0
0
0
1
0

ISS Passover

Visibility (miles)

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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

Precipitation Probability (%)

45
38
26
2
3
3
0
0
0
0
5
2
0
9
18
26
30
35
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
11
11
10
11
10
10
7
7
7
7
6
6
9
11
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

77
81
84
87
90
90
90
88
88
88
88
87
84
82
80
79
76
71
67

Pressure (mb)

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

Ozone (du)

364
364
365
366
366
366
366
366
367
368
368
370
371
373
375
377
378
377
376

Forecast for Eywald, Bern-Mittelland District, Switzerland (46.77,7.42)

Generated: 23/04/25 19:22:52. Forecast: 23/04/25 to 29/04/25. Timezone: UTC+2.00