Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 13%

09:01

00:32

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 OK
00 OK
01 OK
02 OK
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: 06:35, Set: 20:14, Transit: 13:25. Moon - Rise: 09:01, Set: 00:32. Civil Dark: 20:44 - 06:05. Nautical Dark: 21:20 - 05:28. Astro Dark: 21:59 - 04:49

Total Clouds (% Sky Obscured)

84
87
90
96
95
91
43
51
43
37
34
40
57
54
70
96
87
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

59
25
36
49
58
53
12
19
0
0
0
21
37
35
34
28
34
41
95
100
100
100
99
96

Medium Clouds (% Sky Obscured)

84
77
90
84
88
75
14
33
26
37
15
10
21
16
12
43
87
99
99
100
100
100
100
100

High Clouds (% Sky Obscured)

84
83
4
20
59
84
16
8
2
3
1
0
2
4
45
92
61
6
20
98
100
100
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
3
3

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
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

33
25
5
23
16
13
4
2
0
0
0
7
35
31
6
0
1
21
53
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.2
2.6
1.2
1.3
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
17
16
15
13
12
10
9
8
7
7
6
7
7
7
6
8
10
10
10
10
10
10

Feels Like (°C)

16
15
13
12
12
10
9
8
7
8
6
7
7
8
7
7
5
6
9
8
7
6
8
8

Dew Point (°C)

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

Relative Humidity (%)

54
61
60
62
66
66
65
72
76
79
81
81
82
82
82
82
81
75
68
65
69
74
87
91

Pressure (mb)

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

Ozone (du)

373
379
382
382
381
380
380
381
381
382
384
385
387
389
389
388
388
388
387
386
386
385
385
386

Tuesday 21

Waxing Crescent 23%

10:09

01:38

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: 06:33, Set: 20:15, Transit: 13:25. Moon - Rise: 10:09, Set: 01:38. Civil Dark: 20:45 - 06:03. Nautical Dark: 21:21 - 05:27. Astro Dark: 22:00 - 04:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
84
99
100
100
100
100
100
100
100
100
78
82
71
81
91

Low Clouds (% Sky Obscured)

99
98
92
82
27
14
10
14
37
81
83
77
77
79
86
86
93
90
88
78
82
71
81
91

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
87
100
100
66
98
100
100
97
100
100
100
100
100
69
72
67
77
91

High Clouds (% Sky Obscured)

100
61
55
62
100
49
54
33
5
5
3
6
39
100
100
100
100
30
25
20
6
9
19
15

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

92
95
95
59
60
36
21
12
8
5
7
17
34
54
71
67
68
58
70
74
77
68
58
59

Precipitation Amount (mm)

0.4
1.3
0.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.3
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
8
8
8
8
8
7
7
7
6
6
6
5
5
5
6
7
7
8
9
10
11

Feels Like (°C)

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

Dew Point (°C)

7
7
6
6
6
7
7
6
6
6
6
4
5
5
5
5
4
5
5
6
7
8
9
10

Relative Humidity (%)

88
87
85
85
87
90
91
91
91
91
93
91
93
93
94
94
93
91
90
91
91
91
91
91

Pressure (mb)

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

Ozone (du)

385
389
388
386
386
386
387
386
384
385
385
383
381
382
383
385
388
393
397
396
400
403
404
402

Wednesday 22

Waxing Crescent 34%

11:24

02:30

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

Sun - Rise: 06:31, Set: 20:16, Transit: 13:24. Moon - Rise: 11:24, Set: 02:30. Civil Dark: 20:46 - 06:01. Nautical Dark: 21:23 - 05:25. Astro Dark: 22:02 - 04:45

Total Clouds (% Sky Obscured)

76
69
72
52
42
31
28
25
25
20
20
15
19
78
71
48
89
84
87
87
87
78
61
43

Low Clouds (% Sky Obscured)

76
69
72
52
42
31
28
25
25
20
20
15
19
77
71
48
81
81
76
61
55
62
54
37

Medium Clouds (% Sky Obscured)

76
69
72
52
42
31
28
25
25
20
20
15
0
7
0
0
32
17
26
40
50
38
27
14

High Clouds (% Sky Obscured)

15
20
25
25
30
25
25
25
25
20
20
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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 (%)

57
45
49
46
44
47
37
32
29
21
23
21
22
22
19
21
29
25
29
32
23
29
24
8

Precipitation Amount (mm)

0.3
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
6
5
4
3
3
2
2
2
2
3
4
4
3
2
3
4
4
5
6
7
7

Chance of Frost

Temperature (°C)

11
12
12
11
11
9
7
6
5
4
4
4
3
2
2
3
2
4
6
7
7
9
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
90
90
93
93
93
93
93
91
89
91
91
93
96
94
94
94
88
81
66
58
51
53

Pressure (mb)

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

Ozone (du)

404
405
407
407
410
410
413
410
409
408
407
407
410
411
413
415
417
417
415
412
409
411
412
416

Thursday 23

Waxing Crescent 45%

12:40

03:09

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

Sun - Rise: 06:30, Set: 20:17, Transit: 13:24. Moon - Rise: 12:40, Set: 03:09. Civil Dark: 20:48 - 06:00. Nautical Dark: 21:24 - 05:23. Astro Dark: 22:04 - 04:43

Total Clouds (% Sky Obscured)

37
30
21
34
42
51
38
14
8
15
23
30
25
22
11
13
23
24
41
58
75
90
90
90

Low Clouds (% Sky Obscured)

37
30
21
34
36
41
34
2
3
4
6
7
6
4
3
6
9
11
19
32
58
84
85
79

Medium Clouds (% Sky Obscured)

10
4
1
4
5
7
5
2
0
2
5
7
4
3
1
1
2
2
10
13
7
5
5
7

High Clouds (% Sky Obscured)

0
0
0
0
0
1
2
3
6
5
4
3
3
13
4
1
13
2
3
4
1
0
25
60

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 (%)

4
8
4
14
14
3
0
0
0
0
0
0
0
0
0
0
0
0
1
2
6
15
5
7

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)

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

Chance of Frost

Temperature (°C)

11
12
12
12
11
10
8
7
6
5
5
4
4
3
3
2
4
6
8
9
11
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
52
54
52
56
66
70
74
78
79
80
80
80
80
82
83
83
76
69
60
55
52
56
56

Pressure (mb)

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

Ozone (du)

419
417
410
409
405
401
396
393
389
386
383
382
382
382
384
385
383
380
376
374
374
377
380
382

Friday 24

First Quarter 57%

13:54

03:39

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

Sun - Rise: 06:29, Set: 20:19, Transit: 13:24. Moon - Rise: 13:54, Set: 03:39. Civil Dark: 20:49 - 05:58. Nautical Dark: 21:26 - 05:21. Astro Dark: 22:05 - 04:41

Total Clouds (% Sky Obscured)

68
46
25
30
30
30
25
30
30
25
20
29
30
34
41
42
42
40
34
35
25
41
61
79

Low Clouds (% Sky Obscured)

66
46
25
30
30
30
25
30
30
14
17
29
30
34
31
23
20
16
21
23
25
35
49
59

Medium Clouds (% Sky Obscured)

68
46
25
30
30
30
25
30
30
25
20
29
30
29
16
11
7
3
17
30
25
39
38
38

High Clouds (% Sky Obscured)

57
46
25
30
30
30
25
30
30
25
0
0
0
0
0
0
0
0
5
9
14
9
4
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

22
22
23
27
28
45
43
42
31
29
20
8
13
11
4
7
5
0
10
15
17
27
33
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
12
12
11
10
9
8
7
6
6
5
4
4
3
2
4
6
8
9
11
13
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
65
67
68
69
73
80
82
88
91
91
91
93
93
93
93
89
85
81
69
60
52
51
51

Pressure (mb)

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

Ozone (du)

385
386
387
390
391
394
396
399
404
409
412
413
414
413
413
412
407
402
398
395
391
388
386
383

Saturday 25

Waxing Gibbous 68%

15:05

04:04

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

Sun - Rise: 06:27, Set: 20:20, Transit: 13:24. Moon - Rise: 15:05, Set: 04:04. Civil Dark: 20:50 - 05:57. Nautical Dark: 21:27 - 05:20. Astro Dark: 22:07 - 04:39

Total Clouds (% Sky Obscured)

77
68
64
74
83
92
77
62
47
35
20
5
4
3
2
2
2
3
4
4
6
5
3
0

Low Clouds (% Sky Obscured)

47
33
21
26
34
45
32
37
25
19
12
4
4
3
2
2
2
3
3
4
6
4
2
0

Medium Clouds (% Sky Obscured)

38
39
40
39
45
52
55
48
35
22
11
2
1
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

7
8
8
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 (%)

38
37
35
31
26
20
18
15
8
8
6
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)

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

Chance of Frost

Temperature (°C)

14
13
13
13
12
11
10
9
8
7
6
5
4
4
3
2
4
6
7
9
10
12
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
52
54
56
58
60
63
68
70
72
75
78
80
80
82
81
77
72
69
60
52
45
42
40

Pressure (mb)

1010
1010
1010
1010
1011
1011
1012
1013
1014
1015
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1018
1018
1017
1017

Ozone (du)

381
381
381
381
380
380
380
379
378
376
376
376
377
376
376
376
377
377
377
378
379
379
381
383

Sunday 26

Waxing Gibbous 77%

15:05

04:25

15 Good
16 Good
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:26, Set: 20:21, Transit: 13:24. Moon - Rise: 15:05, Set: 04:25. Civil Dark: 20:51 - 05:55. Nautical Dark: 21:28 - 05:18. Astro Dark: 22:09 - 04:37

Total Clouds (% Sky Obscured)

7
15
24
20
15
7
11
12
15
13
17
19
37
42
47
60
72
83

Low Clouds (% Sky Obscured)

1
1
2
2
1
1
1
1
1
13
17
19
37
42
46
52
48
43

Medium Clouds (% Sky Obscured)

5
11
19
17
14
7
11
12
15
13
17
19
23
19
14
5
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
2
1
0
1
1
1
7
12
18

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
1
6
11
19
22
21
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
38
40
41
45
51
57
63
66
71
73
76
77
79
80
82
78
75

Pressure (mb)

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

Ozone (du)

385
384
384
383
382
381
381
382
383
384
383
383
383
385
387
389
389
390

Forecast for Sofia, Sofia, Republic of Bulgaria (42.70,23.32)

Generated: 20/04/26 15:28:23. Forecast: 20/04/26 to 26/04/26. Timezone: UTC+3.00