Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 23%

07:45

03:52

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

Sun - Rise: 05:45, Set: 20:52, Transit: 13:20. Moon - Rise: 07:45, Set: 03:52. Civil Dark: 21:39 - 04:57. Nautical Dark: 22:44 - 03:51. Astro Dark: 00:35 - 01:48

Total Clouds (% Sky Obscured)

2
5
6
48
89
94
15
2
1
36
59
99
38
0
0
0
0
0
90
95
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
19
8
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
47
70
5
2
0
0
0
5
0
0
0
0
0
0
0
26
61
75
67
83

High Clouds (% Sky Obscured)

2
5
6
43
80
66
15
1
0
36
44
90
38
0
0
0
0
0
45
83
99
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
11
10
7
5
4
4
3
2
2
2
2
2
3
2
3
5
5
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

28
27
27
27
30
33
43
57
70
75
76
73
72
71
71
71
75
77
77
65
58
55
56
54

Pressure (mb)

1022
1022
1021
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1015
1015
1015
1014
1013
1013
1012
1011

Ozone (du)

406
404
403
403
402
402
403
402
400
399
398
397
396
397
398
401
401
403
401
402
403
399
395
392

Wednesday 22

Waxing Crescent 34%

09:27

04:19

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

Sun - Rise: 05:42, Set: 20:54, Transit: 13:19. Moon - Rise: 09:27, Set: 04:19. Civil Dark: 21:42 - 04:54. Nautical Dark: 22:48 - 03:47. Astro Dark: 00:51 - N/A

Total Clouds (% Sky Obscured)

100
100
100
98
76
97
100
92
81
55
31
0
0
27
43
0
0
0
0
0
5
20
21
44

Low Clouds (% Sky Obscured)

0
0
0
17
42
44
24
33
33
53
31
0
0
27
43
0
0
0
0
0
5
19
0
1

Medium Clouds (% Sky Obscured)

100
57
58
77
53
26
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
11

High Clouds (% Sky Obscured)

100
100
100
97
75
80
80
85
59
0
0
0
0
0
0
0
0
0
0
0
2
0
7
17

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
4
13
1
1
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)

13
14
15
15
15
14
14
15
14
14
14
15
16
15
14
12
12
12
12
12
13
13
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
0
1
1
2
2
2
2
2
1
1
-1
-4
-6
-6
-7
-7
-7
-7
-7
-7
-8
-8
-8

Relative Humidity (%)

54
60
61
62
63
64
62
60
63
61
63
58
51
48
52
53
54
56
55
54
51
47
44
40

Pressure (mb)

1010
1010
1009
1008
1007
1006
1005
1005
1005
1006
1006
1007
1007
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012

Ozone (du)

389
388
387
386
388
390
396
396
396
397
400
404
405
409
415
417
420
417
414
413
417
417
416
415

Thursday 23

Waxing Crescent 45%

11:13

04:30

13 OK
14 OK
15 OK
16 OK
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

Sun - Rise: 05:39, Set: 20:56, Transit: 13:19. Moon - Rise: 11:13, Set: 04:30. Civil Dark: 21:44 - 04:51. Nautical Dark: 22:52 - 03:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
26
27
40
64
83
95
95
100
100
99
100
100
100
100
100
96
96
100
94
95
96
97
98

Low Clouds (% Sky Obscured)

6
21
27
40
57
42
34
41
24
7
1
1
1
1
1
31
47
65
58
44
48
52
57
44

Medium Clouds (% Sky Obscured)

9
5
2
33
36
55
86
84
74
91
62
51
60
82
59
55
27
76
74
68
70
72
73
58

High Clouds (% Sky Obscured)

4
26
27
35
30
40
29
34
78
100
99
100
100
100
94
92
86
86
93
74
56
36
24
32

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
2
8
9
2
3
3
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-7
-7
-5
-5
-5
-4
-4
-4
-3
-2
-2
-2
-3
-2
-2
-2
-2
-2
-3
-3
-3

Relative Humidity (%)

37
35
35
35
36
39
42
45
53
56
55
60
64
66
67
69
73
78
74
66
59
54
49
46

Pressure (mb)

1012
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1008
1008
1007
1007
1007
1007
1006
1006
1007
1007
1007
1007

Ozone (du)

415
414
413
410
407
403
397
394
391
390
388
386
386
387
389
389
389
388
388
387
386
384
383
381

Friday 24

First Quarter 57%

12:54

04:35

13 Bad
14 Bad
15 Bad
16 OK
17 Good
18 OK
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

Sun - Rise: 05:36, Set: 20:59, Transit: 13:19. Moon - Rise: 12:54, Set: 04:35. Civil Dark: 21:47 - 04:48. Nautical Dark: 22:56 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
100
72
43
15
45
70
97
98
94
98
94
81
83
91
95
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
20
14
7
0
19
38
57
50
42
35
24
12
0
18
34
51
59
62
65
77
88
100
94

Medium Clouds (% Sky Obscured)

41
25
18
14
11
45
64
94
92
77
78
74
67
63
62
95
100
97
100
100
100
100
100
100

High Clouds (% Sky Obscured)

50
76
53
26
6
18
14
23
22
3
38
30
0
11
40
70
100
68
37
15
25
20
25
15

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
Light Rain

Precipitation Probability (%)

3
0
0
0
0
0
0
0
0
0
0
4
4
3
2
1
1
6
9
14
31
48
65
87

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
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
42
40
38
39
42
49
60
69
74
82
83
82
83
88
86
86
88
83
76
69
63
59
56

Pressure (mb)

1007
1007
1006
1006
1006
1005
1005
1005
1005
1004
1004
1003
1003
1002
1001
1000
999
999
998
997
996
995
994
994

Ozone (du)

380
381
380
378
376
375
376
378
379
379
379
380
381
385
388
393
398
401
398
397
400
405
405
405

Saturday 25

Waxing Gibbous 68%

12:54

04:38

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:34, Set: 21:01, Transit: 13:19. Moon - Rise: 12:54, Set: 04:38. Civil Dark: 21:50 - 04:44. Nautical Dark: 23:00 - 03:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
97
95
92
94
97
100
100
100
100
100
100
100
100
100
100
100
100
100
87
74
61
44

Low Clouds (% Sky Obscured)

89
83
83
84
84
90
95
100
100
100
100
100
100
100
100
100
100
67
33
0
8
15
23
15

Medium Clouds (% Sky Obscured)

100
100
97
82
91
93
96
98
99
99
100
99
100
100
99
99
98
98
98
98
87
74
61
44

High Clouds (% Sky Obscured)

10
10
5
0
0
0
0
5
5
5
5
5
10
10
10
20
35
50
45
35
15
11
11
11

ISS Passover

Visibility (miles)

9
5
4
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

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

Precipitation Probability (%)

95
95
95
61
33
43
50
58
56
64
81
86
81
78
95
95
76
64
53
35
26
13
0
0

Precipitation Amount (mm)

0.8
1.6
0.8
0
0
0
0
0.3
0.2
0.3
0.5
0.6
0.4
0.4
0.9
0.7
0.4
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
72
85
88
83
71
76
80
86
93
96
93
91
93
91
93
93
93
89
83
79
71
63
56

Pressure (mb)

993
993
993
993
992
992
992
992
992
993
993
993
993
994
994
995
995
996
997
998
999
1000
1001
1002

Ozone (du)

407
409
413
415
415
417
418
420
422
423
423
424
422
422
422
421
420
420
418
417
416
416
416
415

Sunday 26

Waxing Gibbous 77%

14:28

04:39

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

Sun - Rise: 05:31, Set: 21:04, Transit: 13:19. Moon - Rise: 14:28, Set: 04:39. Civil Dark: 21:53 - 04:41. Nautical Dark: 23:04 - 03:29. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

39
40
63
80
100
96
92
86
69
52
36
24
13
3
6
8
8
11
13
15
20
29
37
63

Low Clouds (% Sky Obscured)

8
0
1
1
0
0
0
0
0
0
0
0
0
0
0
1
2
6
11
15
20
24
28
22

Medium Clouds (% Sky Obscured)

39
35
55
74
94
91
87
83
67
51
34
24
13
2
1
1
0
4
9
13
19
23
26
32

High Clouds (% Sky Obscured)

15
20
20
35
40
35
25
5
5
0
5
4
2
2
2
2
2
1
1
1
0
0
0
0

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
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0
5
6
3
11

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
51
49
53
57
61
66
74
79
79
79
77
76
76
74
76
77
77
73
69
67
62
58
54

Pressure (mb)

1003
1004
1004
1005
1006
1007
1008
1009
1009
1010
1011
1011
1012
1012
1013
1013
1014
1015
1015
1016
1016
1017
1017
1017

Ozone (du)

415
416
416
418
419
421
422
424
425
425
426
426
426
427
427
428
429
430
432
434
436
433
430
427

Monday 27

Waxing Gibbous 86%

15:57

04:39

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 OK
02 OK
03 OK
04 OK
05 Bad
06 OK
07 OK
08 OK

Sun - Rise: 05:28, Set: 21:06, Transit: 13:19. Moon - Rise: 15:57, Set: 04:39. Civil Dark: 21:56 - 04:38. Nautical Dark: 23:08 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

80
96
95
97
96
94
87
81
75
70
65
54
43
32
40
48
58
43
32
25

Low Clouds (% Sky Obscured)

16
11
7
4
1
6
11
16
11
6
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

41
45
45
50
50
45
44
35
34
27
26
24
19
14
21
28
36
33
30
25

High Clouds (% Sky Obscured)

0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
2
5
15
25

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
13
15
13
9
9
5
0
1
2
0
0
0
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
8
8
8
8
7
6
4
4
4
3
3
2
2
1
1
0
2
3

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-4
-4
-5
-6
-6
-6
-6
-6
-7
-7
-7
-7
-7
-6
-6
-5
-6
-6

Relative Humidity (%)

51
48
44
42
40
38
41
43
46
47
47
47
50
53
55
58
64
67
59
51

Pressure (mb)

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

Ozone (du)

426
425
423
423
423
423
423
423
422
423
423
424
425
425
426
426
425
425
425
425

Forecast for Kivimäe, Tallinn, Republic of Estonia (59.37,24.65)

Generated: 21/04/26 13:22:13. Forecast: 21/04/26 to 27/04/26. Timezone: UTC+3.00