Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 30

Waxing Gibbous 95%

18:23

06:22

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: 07:05, Set: 19:52, Transit: 13:29. Moon - Rise: 18:23, Set: 06:22. Civil Dark: 20:23 - 06:34. Nautical Dark: 21:00 - 05:57. Astro Dark: 21:39 - 05:18

Total Clouds (% Sky Obscured)

87
90
92
100
100
98
96
89
92
92
98
88
95
90
88
81
97
100
100
100
97
98
68
89

Low Clouds (% Sky Obscured)

87
89
88
89
90
90
83
84
89
87
96
80
94
90
78
81
96
100
86
100
93
74
52
20

Medium Clouds (% Sky Obscured)

87
90
92
100
100
90
85
65
49
13
21
20
5
3
26
0
45
50
53
39
76
44
20
78

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
65
0
33
4
4
58

ISS Passover

Visibility (miles)

0
0
0
0
0
0
1
4
3
9
9
9
9
0
0
9
8
5
8
5
1
3
9
9

Fog (%)

0
0
0
0
0
0
0
0
6
5
4
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

87
93
83
76
85
65
58
72
61
52
41
40
41
48
53
53
48
53
66
71
67
62
47
36

Precipitation Amount (mm)

0
0.2
0
0.2
0.3
0
0
0.3
0
0
0
0
0
0
0.1
0.1
0
0
0.3
0.4
0.4
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
100
98
98
98
98
96
96
93
94
96
94
76
66
60
58
57
58
60
57
56

Pressure (mb)

1019
1020
1021
1021
1021
1021
1021
1022
1022
1023
1023
1024
1024
1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025

Ozone (du)

373
371
371
372
372
372
374
373
372
371
372
369
369
366
363
360
362
363
361
363
359
356
356
357

Tuesday 31

Waxing Gibbous 99%

No Rise

06:37

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: 07:03, Set: 19:54, Transit: 13:29. Moon - Rise: No Rise, Set: 06:37. Civil Dark: 20:25 - 06:32. Nautical Dark: 21:02 - 05:55. Astro Dark: 21:41 - 05:16

Total Clouds (% Sky Obscured)

94
99
99
99
98
100
100
97
98
99
99
100
100
98
98
99
83
90
92
87
81
64
44
58

Low Clouds (% Sky Obscured)

82
90
92
89
84
91
93
96
96
97
98
100
100
97
97
98
78
89
75
77
75
60
38
55

Medium Clouds (% Sky Obscured)

83
97
96
97
92
63
62
50
40
73
95
63
100
80
82
50
14
19
46
22
21
2
26
3

High Clouds (% Sky Obscured)

5
4
4
26
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
4
2
4

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
40
34
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

36
33
35
64
79
59
53
53
55
68
72
90
95
95
71
59
45
51
49
33
23
25
24
17

Precipitation Amount (mm)

0
0
0
0.2
0.6
0
0
0
0
0.3
0.3
0.6
1.4
1.2
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
2
2
3
2
2
1
1
2
2
1
1
1
2
2
3
5
7
10
11
11
11
11
10

Chance of Frost

Temperature (°C)

5
3
3
2
2
2
2
2
1
1
0
0
0
1
1
2
3
5
5
6
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
74
80
93
98
100
100
100
96
98
100
100
100
100
100
94
85
88
81
78
78
75
76

Pressure (mb)

1025
1025
1026
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1020
1020
1020

Ozone (du)

362
365
370
375
380
385
395
402
412
425
427
432
446
456
467
477
478
467
458
456
458
457
454
448

Wednesday 1

Waxing Gibbous 100%

19:34

06:53

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

Sun - Rise: 07:01, Set: 19:55, Transit: 13:29. Moon - Rise: 19:34, Set: 06:53. Civil Dark: 20:26 - 06:30. Nautical Dark: 21:03 - 05:53. Astro Dark: 21:42 - 05:13

Total Clouds (% Sky Obscured)

78
86
70
65
67
65
65
68
41
9
13
31
43
48
34
56
54
79
86
88
92
96
96
96

Low Clouds (% Sky Obscured)

75
78
67
60
62
60
60
63
37
6
11
31
41
46
32
53
52
79
83
87
90
92
92
91

Medium Clouds (% Sky Obscured)

0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
15
22
29
41

High Clouds (% Sky Obscured)

3
45
8
2
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
5
5
6
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 (%)

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

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

Chance of Frost

Temperature (°C)

6
5
4
3
3
2
2
1
1
0
-0
-1
-1
0
2
4
5
7
8
8
9
9
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
86
88
88
89
88
86
84
88
94
96
96
96
94
84
77
70
63
63
67
70
73
77
78

Pressure (mb)

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

Ozone (du)

442
437
433
430
425
421
419
419
416
418
420
423
426
427
427
427
430
430
431
431
429
427
424
427

Thursday 2

Full Moon 99%

20:44

07:09

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

Sun - Rise: 06:59, Set: 19:57, Transit: 13:28. Moon - Rise: 20:44, Set: 07:09. Civil Dark: 20:28 - 06:28. Nautical Dark: 21:05 - 05:51. Astro Dark: 21:44 - 05:11

Total Clouds (% Sky Obscured)

96
95
94
94
51
36
34
34
34
35
38
34
29
32
27
25
23
23
29
37
85
47
48
52

Low Clouds (% Sky Obscured)

90
90
91
91
45
30
29
29
24
24
33
27
26
29
23
21
18
19
22
27
29
34
28
25

Medium Clouds (% Sky Obscured)

54
47
39
31
21
11
1
5
8
10
6
3
0
0
0
0
0
0
0
0
0
0
18
37

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
2
3
42
5
6
8

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

Chance of Frost

Temperature (°C)

8
7
6
6
5
4
3
3
2
2
1
1
1
1
4
6
8
10
11
12
12
12
12
11

Feels Like (°C)

6
5
4
4
3
4
3
3
2
2
1
1
1
2
4
6
8
10
12
12
12
11
12
11

Dew Point (°C)

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

Relative Humidity (%)

84
87
87
88
90
94
94
96
96
98
96
96
96
91
82
72
65
59
53
49
46
45
46
51

Pressure (mb)

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

Ozone (du)

427
426
427
425
416
407
402
401
403
402
405
415
422
423
411
393
377
371
369
364
363
364
361
359

Friday 3

Waning Gibbous 96%

21:55

07:28

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:57, Set: 19:58, Transit: 13:28. Moon - Rise: 21:55, Set: 07:28. Civil Dark: 20:29 - 06:26. Nautical Dark: 21:06 - 05:48. Astro Dark: 21:46 - 05:09

Total Clouds (% Sky Obscured)

53
87
44
40
40
73
40
43
41
43
43
43
49
58
58
59
55
52
46
48
50
53
56
59

Low Clouds (% Sky Obscured)

20
14
9
3
13
23
31
35
38
41
39
37
35
27
30
28
30
34
38
36
31
23
26
27

Medium Clouds (% Sky Obscured)

53
52
44
40
40
37
28
30
28
25
20
15
10
54
53
52
39
15
9
6
5
4
3
2

High Clouds (% Sky Obscured)

6
35
4
2
2
29
3
5
2
2
2
3
2
3
5
8
6
4
2
7
12
29
28
27

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
2
5
7
22
27
27
40
43
38
44
39
33
15
13
7
7
7
7
7
5
1
4
5

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
4
4
4
3
3
3
3
4
4
4
4
4
3
3
3
3
3
4
4
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
87
87
88
88
86
86
88
88
89
88
89
89
83
72
63
55
49
45
40
40
38
38
47

Pressure (mb)

1020
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1024
1024
1023
1023
1023
1022
1023

Ozone (du)

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

Saturday 4

Waning Gibbous 92%

23:06

07:51

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 OK
16 OK
17 OK
18 Good

Sun - Rise: 06:55, Set: 19:59, Transit: 13:28. Moon - Rise: 23:06, Set: 07:51. Civil Dark: 20:31 - 06:24. Nautical Dark: 21:08 - 05:46. Astro Dark: 21:48 - 05:06

Total Clouds (% Sky Obscured)

63
70
77
84
84
85
86
79
74
66
69
74
79
71
63
55
57
59
60
49
38
25
22
18

Low Clouds (% Sky Obscured)

28
30
32
35
33
32
31
32
33
30
29
25
24
27
26
25
22
22
17
11
7
4
2
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
4
6
4
2
0
0
0
0
0
1
1
1
1
1
1
1

High Clouds (% Sky Obscured)

25
20
23
35
37
38
40
41
38
35
35
36
40
27
20
13
18
22
29
26
25
17
16
14

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
7
6
1
3
3
0
1
0
0
2
0
0
0
0
0
1
1
1
2
1
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)

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

Chance of Frost

Temperature (°C)

11
9
8
7
6
5
5
4
3
3
2
3
3
3
6
9
12
14
15
17
17
17
18
15

Feels Like (°C)

14
14
6
6
6
6
5
5
1
2
1
1
2
1
2
3
5
6
7
8
17
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

59
74
78
82
88
86
85
82
83
83
83
80
79
76
65
56
49
44
42
38
38
37
37
46

Pressure (mb)

1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1024
1024
1023
1023
1022
1021
1021
1021
1021

Ozone (du)

359
358
359
360
361
361
361
361
359
358
357
358
359
359
359
359
359
360
360
360
361
362
363
363

Sunday 5

Waning Gibbous 85%

00:15

08:20

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

Sun - Rise: 06:53, Set: 20:01, Transit: 13:28. Moon - Rise: 00:15, Set: 08:20. Civil Dark: 20:32 - 06:22. Nautical Dark: 21:10 - 05:44. Astro Dark: 21:50 - 05:04

Total Clouds (% Sky Obscured)

14
13
12
11
26
41
64
64
64
59
47
41
38
28
18
7
6
4
2

Low Clouds (% Sky Obscured)

0
0
0
0
10
18
27
24
25
26
21
20
20
14
8
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
1
3
6
19
37
52
46
37
18
8
0
0
0
0
0

High Clouds (% Sky Obscured)

11
11
10
10
22
35
44
26
11
4
4
3
3
3
2
2
2
2
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
11
10
9
8
7
6
5
5
5
4
4
5
5
7
11
13
15
17

Feels Like (°C)

17
18
10
10
9
9
8
7
5
5
6
5
6
5
5
7
8
9
10

Dew Point (°C)

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

Relative Humidity (%)

60
77
77
77
77
76
76
76
76
76
77
77
78
76
68
59
52
49
45

Pressure (mb)

1021
1022
1022
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1025
1024
1024
1023
1023
1022

Ozone (du)

364
364
363
361
359
357
355
353
351
349
348
350
351
353
353
353
353
352
351

Forecast for Stampfenbach, Zürich District, Switzerland (47.38,8.54)

Generated: 30/03/26 19:17:07. Forecast: 30/03/26 to 05/04/26. Timezone: UTC+2.00