Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 2%

07:09

22:15

09 OK
10 Good
11 OK
12 OK
13 OK
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: 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)

19
18
22
46
48
54
89
100
98
100
94
100
100
92
93
98
82
100
95
97
100
100
100
100

Low Clouds (% Sky Obscured)

0
6
17
29
19
33
40
30
9
7
1
0
20
23
13
13
14
34
72
61
43
33
76
84

Medium Clouds (% Sky Obscured)

0
0
0
8
16
20
70
91
96
79
73
92
40
60
47
86
76
100
87
93
78
100
100
100

High Clouds (% Sky Obscured)

19
18
2
2
14
2
30
40
34
98
88
97
100
80
87
90
71
72
71
76
100
94
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
9
2
6
4
6
9
9
6
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
2
5
15
6
26
25
24
44
55
56
52
71
84
91
65
63
72
71
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.4
0.3
0.8
1
1
0.4
0.2
0.3
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
14
15
17
18
18
18
17
16
16
15
12
11
9
8
8
8
7
7
8
7
7
7
9

Dew Point (°C)

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

Relative Humidity (%)

68
62
58
52
48
47
45
46
46
50
68
79
84
90
93
93
91
95
95
95
93
91
91
85

Pressure (mb)

1021
1020
1020
1020
1019
1019
1019
1019
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019

Ozone (du)

337
335
333
332
332
330
329
328
329
333
338
340
342
344
346
347
348
350
351
354
357
357
358
360

Sunday 19

Waxing Crescent 6%

07:51

23:42

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 Bad
08 Bad

Sun - Rise: 06:32, Set: 20:24, Transit: 13:29. 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
49
58
80
86
80
73
76
79
97
95
95
87
90
79
64
63
74
71
44
52
53
96

Low Clouds (% Sky Obscured)

42
38
36
53
73
85
69
59
64
79
96
71
87
87
89
75
64
61
65
57
44
46
45
53

Medium Clouds (% Sky Obscured)

100
93
35
15
21
17
30
0
23
28
53
43
55
31
12
2
3
4
2
2
2
38
22
39

High Clouds (% Sky Obscured)

100
100
4
1
31
14
3
23
4
35
34
40
40
41
9
5
3
3
16
22
4
3
4
40

ISS Passover

Visibility (miles)

8
6
7
5
7
7
9
4
5
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
34
46
57
39

Precipitation Type

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

Precipitation Probability (%)

83
83
73
72
71
79
67
61
45
35
35
31
22
3
1
1
0
0
3
0
3
0
3
2

Precipitation Amount (mm)

0.6
0.6
0.3
0.3
0.4
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
14
14
13
13
13
12
11
10
8
7
7
6
4
4
4
3
2
2
3
3
5

Dew Point (°C)

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

Relative Humidity (%)

84
84
81
75
73
69
67
63
64
75
83
87
90
91
90
91
93
94
94
94
96
96
96
89

Pressure (mb)

1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

363
368
371
372
372
374
373
373
373
374
374
374
375
377
376
375
376
376
375
375
374
375
375
375

Monday 20

Waxing Crescent 14%

08:46

01:01

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 Bad
08 OK

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)

79
78
89
86
84
84
65
54
72
100
100
100
100
100
88
90
62
59
58
58
60
61
54
42

Low Clouds (% Sky Obscured)

60
60
81
77
68
65
65
54
50
35
26
27
23
29
23
19
26
31
36
36
38
38
36
39

Medium Clouds (% Sky Obscured)

0
2
2
2
1
2
2
8
56
60
67
81
93
100
83
89
62
59
53
45
45
29
8
2

High Clouds (% Sky Obscured)

36
40
45
45
45
40
4
1
72
100
28
15
15
15
24
1
24
0
1
1
1
1
5
1

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 (%)

43
35
24
13
4
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
11
2
14
3
4
2
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)

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

Chance of Frost

Temperature (°C)

7
8
10
11
12
13
13
13
13
13
11
8
6
6
5
5
4
4
3
3
2
2
3
4

Feels Like (°C)

5
6
7
9
9
10
10
11
11
11
8
6
4
4
4
3
2
2
1
1
0
0
1
4

Dew Point (°C)

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

Relative Humidity (%)

84
79
72
67
63
54
49
47
46
47
59
73
81
85
90
93
93
94
94
93
93
91
93
85

Pressure (mb)

1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013
1014
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

375
375
376
375
374
373
373
374
379
379
378
378
378
379
379
380
379
379
379
378
375
372
371
370

Tuesday 21

Waxing Crescent 23%

No Rise

02:05

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 Bad
08 Bad

Sun - Rise: 06:28, Set: 20:26, Transit: 13:28. Moon - Rise: No Rise, 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)

54
55
54
77
73
63
67
71
80
61
89
82
72
73
74
72
70
70
70
75
75
70
65
74

Low Clouds (% Sky Obscured)

44
42
43
41
44
45
55
65
78
47
31
20
15
8
6
3
0
0
0
0
2
4
60
65

Medium Clouds (% Sky Obscured)

5
1
16
46
49
28
14
2
9
15
22
16
13
40
45
50
50
55
55
55
55
60
55
55

High Clouds (% Sky Obscured)

1
3
0
2
5
6
4
4
7
5
35
15
10
10
5
8
4
0
0
0
0
0
5
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 (%)

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
4
5
5
2
2
1
1
0
0
0
0
0
1
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
8
10
9
11
11
11
11
9
9
7
5
4
4
3
2
2
2
2
3
3
2
4

Dew Point (°C)

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

Relative Humidity (%)

75
69
63
59
55
52
50
50
51
53
59
73
79
82
81
82
83
86
83
83
80
80
80
78

Pressure (mb)

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

Ozone (du)

371
371
370
369
368
369
369
369
369
368
368
369
370
371
373
375
376
377
378
379
379
378
379
378

Wednesday 22

Waxing Crescent 34%

09:55

02:54

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 OK
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 06:27, Set: 20:28, Transit: 13:28. Moon - Rise: 09:55, Set: 02:54. Civil Dark: 21:00 - 05:54. Nautical Dark: 21:41 - 05:13. Astro Dark: 22:25 - 04:29

Total Clouds (% Sky Obscured)

81
84
91
94
98
96
93
88
85
83
85
96
96
95
85
76
63
43
22
1
1
0
0
0

Low Clouds (% Sky Obscured)

74
78
76
50
73
88
74
85
47
36
24
30
30
31
25
21
18
15
11
1
1
0
0
0

Medium Clouds (% Sky Obscured)

55
60
68
78
85
82
76
75
78
80
80
58
39
23
19
15
11
7
4
0
0
0
0
0

High Clouds (% Sky Obscured)

5
15
15
15
10
5
15
3
2
21
25
5
5
15
26
33
44
31
18
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
7
5
6
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 (%)

12
14
17
27
34
35
32
33
35
34
26
27
21
8
8
6
0
0
0
0
0
0
0
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
8
10
11
11
10
11
11
11
10
8
8
8
7
7
7
6
4
4
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

74
70
60
56
59
63
65
67
72
75
85
88
90
91
94
93
93
93
93
93
91
91
90
88

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

377
377
377
377
378
377
378
378
378
378
377
376
377
378
379
378
377
376
376
377
377
380
383
385

Thursday 23

Waxing Crescent 46%

11:13

03:29

09 Good
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 Good
00 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 OK

Sun - Rise: 06:25, Set: 20:29, Transit: 13:28. Moon - Rise: 11:13, Set: 03:29. Civil Dark: 21:02 - 05:52. Nautical Dark: 21:42 - 05:11. Astro Dark: 22:27 - 04:26

Total Clouds (% Sky Obscured)

0
0
0
3
4
5
5
3
6
10
14
13
10
10
15
19
18
9
5
1
5
9
11
22

Low Clouds (% Sky Obscured)

0
0
0
3
4
5
5
3
6
6
5
5
4
1
1
0
0
0
0
0
0
0
0
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
8
10
10
15
19
18
9
5
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
4
7
10
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
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
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
2
4
4
5
6
6
5
5
4
3
3
2
2
4
4
4
4
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

8
11
13
14
15
16
16
16
16
14
12
10
9
8
7
6
6
5
4
4
3
5
5
5

Feels Like (°C)

8
10
10
11
12
11
16
16
15
15
15
16
9
9
10
9
8
7
4
4
3
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

81
73
66
59
52
47
44
43
41
48
56
66
68
70
74
75
75
76
76
77
77
73
70
66

Pressure (mb)

1016
1016
1015
1015
1014
1014
1014
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014

Ozone (du)

384
382
381
382
384
385
385
384
384
381
379
377
374
371
368
367
366
364
363
362
361
361
361
360

Friday 24

First Quarter 57%

12:33

03:55

09 OK
10 OK
11 OK
12 OK
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 OK
21 OK
22 Bad
23 OK
00 OK
01 Good

Sun - Rise: 06:23, Set: 20:30, Transit: 13:28. Moon - Rise: 12:33, Set: 03:55. Civil Dark: 21:03 - 05:50. Nautical Dark: 21:44 - 05:09. Astro Dark: 22:29 - 04:24

Total Clouds (% Sky Obscured)

34
47
33
19
3
4
5
7
8
10
13
28
40
50
32
21
17

Low Clouds (% Sky Obscured)

5
8
17
19
3
4
5
7
8
10
10
5
3
0
1
2
3

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

29
32
24
12
2
3
3
4
5
7
8
23
37
49
32
19
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
10
12
13
14
15
15
15
15
13
11
10
9
8
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
50
45
42
40
37
37
37
37
45
56
69
70
71
72
72
74

Pressure (mb)

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

Ozone (du)

360
359
358
358
357
356
356
355
355
355
354
354
356
358
360
359
359

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

Generated: 18/04/26 09:08:30. Forecast: 18/04/26 to 24/04/26. Timezone: UTC+2.00