Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 78%

15:06

04:33

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

Sun - Rise: 06:20, Set: 20:33, Transit: 13:27. Moon - Rise: 15:06, Set: 04:33. Civil Dark: 21:06 - 05:47. Nautical Dark: 21:47 - 05:06. Astro Dark: 22:33 - 04:19

Total Clouds (% Sky Obscured)

63
66
40
54
3
5
3
5
28
4
8
9
9
53
22
98
100
71
44
66
68
38
32
21

Low Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

Medium Clouds (% Sky Obscured)

40
50
40
7
0
0
0
0
0
0
0
0
0
0
0
37
26
15
22
2
8
1
0
2

High Clouds (% Sky Obscured)

45
45
15
2
2
4
3
3
28
3
7
7
6
53
20
96
100
61
32
66
68
38
31
13

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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

17
17
17
16
15
11
9
8
7
7
7
7
7
6
6
6
7
9
12
14
15
16
17
18

Feels Like (°C)

14
14
14
15
14
11
9
8
7
7
7
7
7
7
4
6
5
8
11
13
13
14
16
16

Dew Point (°C)

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

Relative Humidity (%)

43
43
44
46
55
68
74
78
81
84
85
85
87
88
87
88
85
77
67
60
57
54
50
46

Pressure (mb)

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

Ozone (du)

382
382
382
379
379
378
377
378
378
377
375
374
373
374
373
372
370
367
366
364
359
358
359
359

Monday 27

Waxing Gibbous 86%

16:18

04:49

15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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

Sun - Rise: 06:19, Set: 20:35, Transit: 13:27. Moon - Rise: 16:18, Set: 04:49. Civil Dark: 21:08 - 05:45. Nautical Dark: 21:49 - 05:04. Astro Dark: 22:35 - 04:17

Total Clouds (% Sky Obscured)

23
55
60
72
55
50
32
58
91
91
75
70
95
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

7
15
15
22
18
1
0
0
0
9
6
2
4
0
0
31
30
31
28
25
25
22
32
38

Medium Clouds (% Sky Obscured)

0
0
0
4
2
1
0
0
0
0
0
0
39
76
87
64
94
100
100
100
100
100
100
95

High Clouds (% Sky Obscured)

14
22
60
72
55
50
32
55
89
86
65
65
91
100
100
100
99
50
36
100
100
94
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
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
Very Light Rain
None
Very Light Rain
None
None

Precipitation Probability (%)

7
10
8
8
4
1
1
1
0
0
0
0
0
1
2
5
15
29
27
44
35
44
40
23

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
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
17
15
12
10
9
9
8
8
8
8
8
8
8
8
10
11
12
13
14
13
13

Feels Like (°C)

17
17
16
14
14
11
8
8
7
7
6
6
6
6
6
6
6
8
10
11
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

45
43
43
45
58
67
71
73
77
79
81
81
81
82
79
77
74
68
65
60
56
58
64
66

Pressure (mb)

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

Ozone (du)

359
359
358
359
360
359
361
362
364
365
366
366
367
368
372
373
372
372
374
372
371
370
368
367

Tuesday 28

Waxing Gibbous 92%

17:27

05:05

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:17, Set: 20:36, Transit: 13:27. Moon - Rise: 17:27, Set: 05:05. Civil Dark: 21:09 - 05:44. Nautical Dark: 21:51 - 05:02. Astro Dark: 22:38 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
99
97
92
96
98
91
92
95
97
98
98
98
98

Low Clouds (% Sky Obscured)

34
51
47
46
45
49
55
59
63
69
80
78
87
69
54
45
32
45
56
64
61
54
53
48

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
97
95
89
94
97
87
83
77
29
36
51
71
76

High Clouds (% Sky Obscured)

97
100
100
100
100
100
100
100
100
23
23
15
15
15
29
48
38
52
56
80
57
33
11
35

ISS Passover

Visibility (miles)

9
9
4
3
2
2
7
9
4
3
6
6
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

34
60
80
95
95
95
72
92
95
95
93
74
53
46
54
28
12
6
6
8
26
27
29
25

Precipitation Amount (mm)

0
0.2
0.6
0.9
1.4
0.9
0.2
0.6
1.1
1.3
0.8
0.5
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
62
74
90
95
95
96
98
96
96
96
96
95
95
93
95
95
93
88
84
75
67
61
59

Pressure (mb)

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

Ozone (du)

366
365
365
365
365
366
368
369
371
371
371
368
368
368
368
366
366
365
365
365
363
361
360
359

Wednesday 29

Waxing Gibbous 97%

18:36

05:21

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
09 Good
10 Good
11 Good
12 Good
13 Good
14 OK

Sun - Rise: 06:15, Set: 20:37, Transit: 13:27. Moon - Rise: 18:36, Set: 05:21. Civil Dark: 21:11 - 05:42. Nautical Dark: 21:52 - 05:00. Astro Dark: 22:40 - 04:12

Total Clouds (% Sky Obscured)

92
88
81
66
50
83
67
80
63
89
77
88
86
88
76
76
73
59
15
13
9
10
6
12

Low Clouds (% Sky Obscured)

40
39
34
6
0
0
0
0
0
2
3
2
5
29
5
4
4
3
3
3
3
3
0
1

Medium Clouds (% Sky Obscured)

72
56
55
50
50
47
58
66
50
59
67
81
79
79
64
62
55
45
5
3
3
3
0
0

High Clouds (% Sky Obscured)

50
74
49
29
4
39
12
31
16
40
22
6
1
2
0
4
4
0
0
0
0
0
0
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 (%)

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 (%)

31
31
32
36
30
33
21
5
6
8
9
7
5
2
1
0
0
0
0
0
0
2
3
13

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

Chance of Frost

Temperature (°C)

16
16
16
15
14
12
9
8
8
8
8
7
8
8
8
7
7
9
11
13
15
16
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
57
59
64
70
86
91
95
93
95
94
94
91
90
90
91
91
82
72
64
57
53
49
49

Pressure (mb)

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

Ozone (du)

359
357
356
355
354
355
356
357
358
360
360
359
358
358
357
358
358
358
358
358
359
361
362
363

Thursday 30

Waxing Gibbous 99%

19:45

05:40

15 OK
16 OK
17 OK
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

Sun - Rise: 06:14, Set: 20:39, Transit: 13:27. Moon - Rise: 19:45, Set: 05:40. Civil Dark: 21:12 - 05:40. Nautical Dark: 21:54 - 04:58. Astro Dark: 22:42 - 04:10

Total Clouds (% Sky Obscured)

10
13
18
68
82
86
81
75
83
86
92
95
98
100
100
100
100
100
100
100
97
94
91
93

Low Clouds (% Sky Obscured)

1
5
8
3
6
4
5
4
7
8
11
14
18
21
35
51
67
72
77
77
55
38
24
23

Medium Clouds (% Sky Obscured)

0
1
4
5
6
5
4
6
37
80
62
68
79
85
87
83
80
65
52
34
34
35
38
42

High Clouds (% Sky Obscured)

0
1
1
12
10
5
15
20
20
25
25
25
15
10
0
0
0
0
2
4
8
30
60
67

ISS Passover

Visibility (miles)

9
9
9
9
9
7
9
9
9
9
5
7
8
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
21
19
13
17
14
8
1
8
16
28
34
31
27
24
19
13
14
15
13
21
26
28
42

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

Chance of Frost

Temperature (°C)

18
18
18
17
16
13
11
11
10
9
9
9
9
9
9
10
10
10
12
13
14
15
16
18

Feels Like (°C)

18
18
17
17
15
12
10
10
8
8
8
8
8
8
8
8
8
7
10
11
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

47
47
50
53
65
79
84
85
87
88
90
91
91
91
91
91
90
88
87
84
83
73
64
56

Pressure (mb)

1017
1016
1016
1016
1017
1017
1018
1019
1019
1020
1020
1021
1021
1021
1021
1022
1022
1022
1021
1021
1021
1021
1020
1020

Ozone (du)

363
359
357
356
355
354
354
355
356
358
359
360
360
360
360
360
360
360
360
360
360
359
358
357

Friday 1

Full Moon 100%

20:55

06:02

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:12, Set: 20:40, Transit: 13:27. Moon - Rise: 20:55, Set: 06:02. Civil Dark: 21:14 - 05:38. Nautical Dark: 21:56 - 04:56. Astro Dark: 22:44 - 04:07

Total Clouds (% Sky Obscured)

95
98
98
97
97
92
87
85
80
80
60
55
50
55
60
65
67
77
86
93
94
96
97
99

Low Clouds (% Sky Obscured)

25
25
20
11
5
5
4
4
18
32
46
45
35
25
33
46
60
72
74
76
78
82
84
84

Medium Clouds (% Sky Obscured)

46
50
38
23
10
20
30
44
50
59
60
55
50
55
60
65
65
77
84
90
85
85
81
84

High Clouds (% Sky Obscured)

74
78
90
97
95
85
75
55
35
30
20
20
10
10
10
10
10
10
15
45
72
81
78
81

ISS Passover

Visibility (miles)

9
9
9
8
7
6
7
8
9
8
7
6
5
3
2
3
4
5
5
6
6
7
8
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
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

49
49
54
54
48
53
57
60
54
53
56
73
83
95
95
95
82
77
75
75
68
56
39
49

Precipitation Amount (mm)

0
0.2
0.2
0
0
0
0.3
0.3
0.2
0.2
0.2
0.4
0.5
0.8
1
1
0.5
0.4
0.5
0.7
0.5
0.4
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
17
16
15
14
13
12
11
11
10
10
10
10
10
10
11
11
12
12
13
14
15
15

Feels Like (°C)

18
17
17
17
17
18
12
12
12
12
11
11
9
9
9
10
10
10
11
11
12
12
12
12

Dew Point (°C)

9
10
10
10
11
12
11
10
10
10
10
10
10
10
10
10
10
10
11
11
12
12
12
12

Relative Humidity (%)

57
59
61
67
75
84
87
90
93
95
95
98
98
98
98
98
96
96
95
93
92
87
82
78

Pressure (mb)

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

Ozone (du)

356
356
356
354
352
351
352
353
355
354
354
354
354
353
352
353
353
353
354
354
355
356
357
358

Saturday 2

Waning Gibbous 98%

22:03

06:29

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

Sun - Rise: 06:11, Set: 20:41, Transit: 13:27. Moon - Rise: 22:03, Set: 06:29. Civil Dark: 21:15 - 05:37. Nautical Dark: 21:58 - 04:54. Astro Dark: 22:46 - 04:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

83
83
88
92
94
90
82
70
71
76
82
84
85
88
89
87
88

Medium Clouds (% Sky Obscured)

86
89
92
94
97
98
99
100
100
100
100
100
100
100
100
99
99

High Clouds (% Sky Obscured)

83
100
100
100
100
100
100
100
100
100
100
100
100
100
81
64
39

ISS Passover

Visibility (miles)

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

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
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

Precipitation Probability (%)

61
83
95
95
95
95
95
95
95
95
95
95
95
85
80
73
62

Precipitation Amount (mm)

0.3
0.8
0.9
0.8
1
1.3
1.3
1.1
1.1
1
0.6
0.7
0.6
0.5
0.5
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
11
10
10
10
10
10
9
9
9
9
9
9

Relative Humidity (%)

79
80
80
84
90
95
95
96
96
96
96
95
96
96
96
98
98

Pressure (mb)

1017
1017
1016
1017
1017
1017
1017
1017
1018
1018
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

358
358
358
359
360
361
361
361
361
362
363
364
363
363
362
362
362

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

Generated: 26/04/26 15:37:41. Forecast: 26/04/26 to 02/05/26. Timezone: UTC+2.00