Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 29

Waxing Gibbous 95%

16:42

06:30

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 OK
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:51, Set: 20:01, Transit: 13:26. Moon - Rise: 16:42, Set: 06:30. Civil Dark: 20:44 - 06:09. Nautical Dark: 21:37 - 05:15. Astro Dark: 22:39 - 04:14

Total Clouds (% Sky Obscured)

96
73
68
63
66
81
69
70
72
79
84
83
78
93
76
72
59
48
44
85
67
69
82
100

Low Clouds (% Sky Obscured)

67
73
68
63
66
81
69
70
72
79
84
83
78
93
76
67
59
28
31
25
35
28
20
33

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
17
21
22
48
44
75
62
65
62
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
2
2
1
1
13
1
1
1
2
0
0
0
0
8
72

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 (%)

1
1
3
18
2
5
53
76
28
4
2
1
0
0
0
0
0
0
0
0
0
0
2
92

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
92
94
96
96
96
94
94
84
76
68
64
61
58
54
51
52
58
71
81
91
94

Pressure (mb)

1015
1014
1014
1014
1014
1013
1013
1013
1013
1012
1013
1012
1012
1013
1012
1013
1012
1012
1011
1011
1011
1011
1011
1011

Ozone (du)

388
399
397
395
395
396
399
402
403
405
407
409
409
407
403
403
402
401
402
404
413
415
413
410

Monday 30

Waxing Gibbous 95%

18:13

06:29

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 OK
17 OK
18 OK
19 OK
20 Good
21 Good
22 OK

Sun - Rise: 06:48, Set: 20:04, Transit: 13:26. Moon - Rise: 18:13, Set: 06:29. Civil Dark: 20:47 - 06:05. Nautical Dark: 21:40 - 05:12. Astro Dark: 22:43 - 04:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
95
93
96
87
78
88
94
80
61
35
33
19
9
8
13
36

Low Clouds (% Sky Obscured)

52
51
30
30
25
20
15
10
10
10
20
52
62
83
92
80
61
35
25
14
4
4
6
30

Medium Clouds (% Sky Obscured)

100
100
97
100
100
100
100
100
94
92
90
70
18
15
14
13
15
15
15
13
9
8
1
1

High Clouds (% Sky Obscured)

100
99
100
100
100
100
100
54
26
19
15
15
10
10
10
10
15
20
30
19
2
2
4
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
99
96
59
39
30
20
8
5
1
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
4
8
20
23
28
33
39
32
18
5
4
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
91
91
94
96
96
96
96
96
94
94
93
86
84
84
84
84
85
87
88
91
94
94

Pressure (mb)

1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1016

Ozone (du)

403
398
396
391
389
387
386
382
378
377
375
375
376
375
374
377
383
388
394
398
405
406
408
407

Tuesday 31

Waxing Gibbous 99%

19:42

06:28

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

Sun - Rise: 06:45, Set: 20:06, Transit: 13:26. Moon - Rise: 19:42, Set: 06:28. Civil Dark: 20:49 - 06:02. Nautical Dark: 21:43 - 05:08. Astro Dark: 22:47 - 04:05

Total Clouds (% Sky Obscured)

41
54
74
97
91
82
22
34
58
67
59
30
5
19
26
30
19
0
0
1
6
17
20
24

Low Clouds (% Sky Obscured)

38
50
71
97
91
82
22
34
58
67
59
28
5
19
26
28
18
0
0
0
0
15
17
18

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

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
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
3
5
6
7
8
10
10
10
8
6
4
2
2

Dew Point (°C)

1
1
0
0
0
0
0
-1
-1
-1
0
0
1
1
1
1
1
0
0
-1
1
1
0
-0

Relative Humidity (%)

93
93
88
86
86
89
93
92
96
92
85
76
70
64
59
54
52
50
50
51
63
76
80
80

Pressure (mb)

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

Ozone (du)

407
408
408
407
409
410
409
408
410
414
421
425
424
414
400
391
384
380
379
375
370
362
358
357

Wednesday 1

Waxing Gibbous 100%

21:11

06:27

23 OK
00 OK
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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:42, Set: 20:09, Transit: 13:25. Moon - Rise: 21:11, Set: 06:27. Civil Dark: 20:52 - 05:59. Nautical Dark: 21:46 - 05:04. Astro Dark: 22:51 - 04:00

Total Clouds (% Sky Obscured)

28
42
55
69
79
89
98
99
99
100
100
100
100
97
89
86
93
96
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

20
37
53
69
79
89
98
99
99
100
100
100
95
87
78
70
76
80
79
85
91
95
93
97

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
13
25
35
43
48
52
60
60
64
68
61
49
47
45

High Clouds (% Sky Obscured)

7
4
2
0
0
0
0
0
0
0
0
0
0
1
2
3
17
31
45
59
75
82
68
48

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
1
3
0
6
10
15
24
31

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
86
89
89
88
86
88
89
91
86
74
64
59
55
54
53
54
61
71
75
80
86
91
91

Pressure (mb)

1017
1017
1016
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1010

Ozone (du)

355
354
352
351
351
350
351
349
348
348
347
347
348
351
355
361
367
373
377
383
400
411
411
411

Thursday 2

Full Moon 99%

22:42

06:26

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:39, Set: 20:11, Transit: 13:25. Moon - Rise: 22:42, Set: 06:26. Civil Dark: 20:55 - 05:56. Nautical Dark: 21:50 - 05:01. Astro Dark: 22:55 - 03:55

Total Clouds (% Sky Obscured)

100
99
98
96
97
98
94
91
98
98
93
88
84
86
86
87
85
84
82
80
78
75
83
91

Low Clouds (% Sky Obscured)

100
97
95
92
94
97
94
91
98
98
92
88
83
74
66
57
52
47
42
28
14
0
5
11

Medium Clouds (% Sky Obscured)

47
33
20
6
4
2
2
2
2
2
2
2
19
17
35
52
51
50
55
61
64
66
77
87

High Clouds (% Sky Obscured)

40
29
15
1
0
0
0
0
1
1
1
0
0
2
0
0
1
1
1
10
22
34
48
62

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 (%)

34
35
30
18
21
22
5
6
4
0
1
0
0
0
0
0
0
0
0
1
1
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
5
5
5
5
5
4
4
4
5
6
6
7
7
7
7
8
7
6
6
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
86
83
83
85
86
89
91
93
86
76
66
62
64
62
61
62
65
69
73
75
79
83
83

Pressure (mb)

1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

410
411
414
419
415
408
397
381
374
377
378
377
379
381
385
389
392
396
400
403
407
410
414
414

Friday 3

Waning Gibbous 96%

No Rise

06:26

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:36, Set: 20:14, Transit: 13:25. Moon - Rise: No Rise, Set: 06:26. Civil Dark: 20:57 - 05:52. Nautical Dark: 21:53 - 04:57. Astro Dark: 22:59 - 03:50

Total Clouds (% Sky Obscured)

99
96
93
91
92
93
94
95
95
96
90
82
74
82
89
96
98
100
100
95
90
89
92
97

Low Clouds (% Sky Obscured)

16
34
52
71
77
78
82
82
84
92
83
75
67
75
83
92
95
97
97
94
90
89
91
88

Medium Clouds (% Sky Obscured)

97
90
83
76
71
65
59
55
52
52
47
39
32
34
34
40
60
80
95
71
50
28
40
54

High Clouds (% Sky Obscured)

73
49
26
0
0
0
0
0
0
0
1
3
1
6
8
12
4
2
0
1
1
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
3
4
3
10
14
15
20
22
16
12
10
4
11
12
9
28
40
46
47
53
68
77
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
1
1
1
2
2
2
1
1
0
-0
-2

Dew Point (°C)

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

Relative Humidity (%)

85
86
86
88
88
86
84
83
78
77
73
68
63
59
61
65
69
76
85
93
93
93
91
94

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1006
1006
1006
1005
1005
1005
1004
1004
1004
1004
1003

Ozone (du)

414
414
411
408
404
405
406
406
409
411
414
413
411
410
414
418
422
426
430
435
429
424
418
414

Saturday 4

Waning Gibbous 92%

00:15

06:27

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
19 Bad
20 Bad

Sun - Rise: 06:33, Set: 20:16, Transit: 13:25. Moon - Rise: 00:15, Set: 06:27. Civil Dark: 21:00 - 05:49. Nautical Dark: 21:56 - 04:53. Astro Dark: 22:59 - 03:45

Total Clouds (% Sky Obscured)

98
96
93
90
93
96
100
100
100
100
97
95
93
95
96
98
98
99
99
99
100
100

Low Clouds (% Sky Obscured)

82
81
79
88
92
96
100
100
100
100
97
95
93
93
92
92
76
61
45
59
75
88

Medium Clouds (% Sky Obscured)

72
73
73
71
74
77
60
55
60
60
60
70
75
81
76
85
87
92
98
97
96
95

High Clouds (% Sky Obscured)

3
0
0
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
33
67
100

ISS Passover

Visibility (miles)

9
9
7
5
4
3
3
3
3
3
2
2
1
0
0
0
0
1
2
3
2
1

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

79
66
51
35
44
59
78
84
83
86
75
60
42
45
59
78
84
89
94
90
78
56

Precipitation Amount (mm)

0.5
0.4
0.2
0
0
0.3
0.5
0.6
0.5
0.6
0.5
0.3
0
0
0.3
0.5
0.6
0.6
0.6
0.6
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
96
94
94
93
93
94
94
96
94
96
96
96
96
96
96
96
96
96
98

Pressure (mb)

1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002

Ozone (du)

410
406
406
406
406
406
406
406
407
407
408
409
409
410
409
408
408
409
411
412
415
418

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 29/03/26 23:24:38. Forecast: 29/03/26 to 04/04/26. Timezone: UTC+3.00