Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Gibbous 86%

01:50

06:31

12 Bad
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

Sun - Rise: 06:30, Set: 20:16, Transit: 13:25. Moon - Rise: 01:50, Set: 06:31. Civil Dark: 21:00 - 05:46. Nautical Dark: 21:56 - 04:49. Astro Dark: 23:04 - 03:40

Total Clouds (% Sky Obscured)

100
100
99
98
100
100
100
100
100
100
100
89
78
51
86
96
99
97
100
98
98
97
98
97

Low Clouds (% Sky Obscured)

61
72
83
67
80
39
100
97
92
100
92
72
63
51
76
82
90
90
96
92
96
88
91
88

Medium Clouds (% Sky Obscured)

0
0
4
62
78
100
100
100
100
92
55
27
15
3
29
55
61
74
100
91
83
77
59
82

High Clouds (% Sky Obscured)

2
1
4
79
100
96
73
100
100
92
23
39
0
0
0
0
0
0
0
0
1
1
8
5

ISS Passover

Visibility (miles)

-
-
9
9
9
9
9
5
0
0
0
9
9
9
9
9
8
0
0
0
0
0
0
0

Fog (%)

-
-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
7
3
87
0

Precipitation Type

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

Precipitation Probability (%)

0
0
9
2
1
4
47
95
95
86
31
30
5
0
4
27
58
81
91
89
80
57
44
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
1.3
2
0.6
0
0
0
0
0
0
0.3
0.6
0.7
0.6
0.4
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
94
73
77
73
73
76
82
96
96
96
91
94
85
79
79
83
96
96
96
96
96
98
98

Pressure (mb)

1005
1005
1004
1004
1004
1003
1002
1000
999
997
996
995
994
993
993
992
991
990
989
988
988
988
988
988

Ozone (du)

420
416
416
413
410
411
410
410
411
411
411
411
413
417
421
424
432
434
437
439
441
443
443
443

Monday 6

Waning Gibbous 78%

03:21

06:44

12 Bad
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

Sun - Rise: 06:27, Set: 20:18, Transit: 13:24. Moon - Rise: 03:21, Set: 06:44. Civil Dark: 21:03 - 05:43. Nautical Dark: 21:59 - 04:46. Astro Dark: 23:09 - 03:35

Total Clouds (% Sky Obscured)

97
95
100
100
100
96
100
97
96
98
98
100
100
100
100
100
100
100
100
100
93
100
91
100

Low Clouds (% Sky Obscured)

92
90
100
100
100
89
100
88
80
82
90
82
74
82
84
86
90
91
91
89
84
100
89
100

Medium Clouds (% Sky Obscured)

67
30
52
77
46
31
44
42
38
56
58
86
86
100
100
100
100
100
100
88
53
42
15
20

High Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
1
1
0
2
10
10
15
20
30
0
0
0
2
44
2

ISS Passover

Visibility (miles)

0
0
7
0
0
0
0
0
7
9
3
1
0
0
0
0
0
0
0
0
9
9
8
5

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

28
22
19
18
24
31
24
25
18
10
13
24
41
55
57
48
59
70
68
65
41
8
18
19

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
91
93
94
94
96
94
96
94
96
98
98
98
98
96
98
96
96
96
89
86
89
88

Pressure (mb)

989
989
990
990
991
991
992
992
993
994
995
996
997
997
998
999
1000
1001
1003
1004
1005
1007
1008
1009

Ozone (du)

444
445
446
447
448
452
451
448
445
449
455
458
460
459
455
452
455
456
461
466
466
466
466
463

Tuesday 7

Waning Gibbous 69%

04:35

07:17

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

Sun - Rise: 06:24, Set: 20:21, Transit: 13:24. Moon - Rise: 04:35, Set: 07:17. Civil Dark: 21:05 - 05:39. Nautical Dark: 22:02 - 04:42. Astro Dark: 23:13 - 03:29

Total Clouds (% Sky Obscured)

76
75
50
76
70
93
81
58
24
68
64
69
52
0
5
57
65
85
64
22
55
51
47
43

Low Clouds (% Sky Obscured)

71
65
44
60
66
89
77
56
5
54
5
41
49
0
1
4
1
0
0
0
55
51
47
43

Medium Clouds (% Sky Obscured)

34
42
2
65
50
6
2
2
11
23
43
35
0
0
5
40
49
77
64
22
7
5
1
0

High Clouds (% Sky Obscured)

7
18
20
20
25
9
3
5
19
25
5
2
9
0
5
20
20
20
10
10
15
12
3
2

ISS Passover

Visibility (miles)

1
1
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 (%)

16
18
24
9
14
5
5
12
3
0
0
0
0
0
11
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)

12
12
13
13
14
13
10
10
8
7
6
7
7
8
8
8
9
9
9
10
10
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
88
91
86
82
83
80
76
76
79
77
80
78
80
78
78
78
75
74
70
65
56

Pressure (mb)

1011
1012
1012
1014
1015
1016
1017
1018
1019
1020
1021
1021
1022
1023
1024
1024
1025
1026
1027
1027
1028
1029
1029
1030

Ozone (du)

459
455
453
450
447
444
444
447
452
454
458
458
453
454
458
460
461
463
464
464
463
463
464
460

Wednesday 8

Waning Gibbous 60%

05:13

08:26

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

Sun - Rise: 06:21, Set: 20:23, Transit: 13:24. Moon - Rise: 05:13, Set: 08:26. Civil Dark: 21:08 - 05:36. Nautical Dark: 22:06 - 04:38. Astro Dark: 23:18 - 03:23

Total Clouds (% Sky Obscured)

32
20
8
5
3
0
0
0
0
0
0
0
0
0
0
1
10
10
10
10
10
11
12
18

Low Clouds (% Sky Obscured)

32
20
8
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
10
10
11
12
18

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
10
10
5
10
11
12
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-6
-7
-7
-5
-5
-5
-5
-4
-5
-5
-6
-6
-6
-7
-7
-7
-7
-7
-8
-8
-8
-8

Relative Humidity (%)

50
46
43
40
38
42
46
51
57
67
71
74
72
71
72
71
72
72
72
71
63
55
50
46

Pressure (mb)

1031
1031
1031
1031
1031
1032
1032
1032
1033
1033
1034
1034
1034
1035
1035
1035
1035
1035
1035
1035
1034
1035
1034
1034

Ozone (du)

451
440
438
436
438
438
436
433
430
427
426
426
427
427
426
425
425
430
433
434
432
431
429
433

Thursday 9

Waning Gibbous 50%

05:27

09:57

12 OK
13 OK
14 OK
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 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:18, Set: 20:26, Transit: 13:23. Moon - Rise: 05:27, Set: 09:57. Civil Dark: 21:11 - 05:33. Nautical Dark: 22:09 - 04:34. Astro Dark: 23:23 - 03:18

Total Clouds (% Sky Obscured)

28
42
46
65
80
90
74
94
86
96
97
91
80
58
37
34
45
62
72
77
80
77
74
72

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

28
42
35
49
55
55
45
77
67
67
67
65
59
51
37
34
45
62
72
77
79
77
74
72

High Clouds (% Sky Obscured)

15
17
23
48
71
90
74
85
85
77
69
54
36
18
0
2
5
9
23
20
20
8
3
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-7
-7
-6
-5
-4
-4
-5
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-6
-6
-5
-4

Relative Humidity (%)

42
40
38
38
40
45
53
63
71
74
74
72
71
71
71
68
68
67
67
65
62
59
59
60

Pressure (mb)

1034
1033
1032
1032
1031
1030
1030
1030
1030
1029
1029
1029
1028
1028
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025

Ozone (du)

433
430
428
426
424
422
420
419
418
418
417
416
416
418
418
416
416
415
415
416
417
417
420
423

Friday 10

Third Quarter 40%

05:33

11:34

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

Sun - Rise: 06:15, Set: 20:28, Transit: 13:23. Moon - Rise: 05:33, Set: 11:34. Civil Dark: 21:13 - 05:30. Nautical Dark: 22:12 - 04:30. Astro Dark: 23:29 - 03:11

Total Clouds (% Sky Obscured)

63
58
56
60
61
66
57
44
30
15
10
5
10
10
20
50
70
70
66
63
47
32
8
2

Low Clouds (% Sky Obscured)

0
0
5
15
10
15
10
10
0
0
0
0
0
3
10
16
11
2
2
2
1
1
0
1

Medium Clouds (% Sky Obscured)

62
52
41
42
43
43
29
14
0
5
9
5
10
8
9
6
4
0
1
2
3
3
4
2

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
5
10
5
10
10
20
10
10
10
9
4
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 (%)

10
15
13
8
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
64
69
75
79
83
86
89
91
94
94
92
94
94
92
94
94
94
94
89
85
80
75
70

Pressure (mb)

1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1027
1027
1027

Ozone (du)

425
425
424
423
420
416
413
411
409
407
406
404
402
400
397
395
393
392
390
389
389
388
388
389

Saturday 11

Waning Crescent 30%

05:34

No Set

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

Sun - Rise: 06:12, Set: 20:31, Transit: 13:23. Moon - Rise: 05:34, Set: No Set. Civil Dark: 21:16 - 05:26. Nautical Dark: 22:16 - 04:26. Astro Dark: 23:34 - 03:05

Total Clouds (% Sky Obscured)

2
2
2
1
0
0
0
0
0
0
0
4
17
30
42
32
22
12
17
26
33

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

2
2
2
1
0
0
0
0
0
0
0
4
17
15
8
4
2
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
0
0
14
29
42
32
22
11
15
19
23

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
62
60
58
58
58
58
65
73
85
86
86
86
89
89
91
89
84
83
76
72

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

389
390
391
392
391
389
388
388
387
387
387
387
387
387
386
386
385
383
382
381
381

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

Generated: 05/04/26 14:16:42. Forecast: 05/04/26 to 11/04/26. Timezone: UTC+3.00