Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

First Quarter 57%

11:49

06:19

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 OK
12 Bad
13 Bad
14 Bad
15 OK

Sun - Rise: 04:48, Set: 22:17, Transit: 13:34. Moon - Rise: 11:49, Set: 06:19. Civil Dark: 23:55 - 03:05. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
99
98
100
100
97
91
76
38
33
33
33
34
41
100
99
98
74
46
51
48
77
30

Low Clouds (% Sky Obscured)

95
97
97
97
95
90
88
79
55
27
26
29
29
30
29
7
7
8
28
34
28
19
8
4

Medium Clouds (% Sky Obscured)

43
40
35
35
40
33
19
1
2
2
1
0
0
0
18
81
99
98
74
46
13
9
33
30

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

3
1
0
0
0
0
1
1
3
7
7
7
7
6
6
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
0
1
1
2
0
0
1
0
0
0
1
1
1
1
1
1
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 (%)

18
20
30
30
25
15
13
4
4
3
2
2
2
4
7
11
10
8
6
3
2
3
5
8

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
16
14
14
9
8
8
8
7
7
6
6
6
6
6
6
5
5
5
5
7
9
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-8
-6
-5
-5
-5
-6
-6
-7
-8
-8
-8
-9
-9
-10
-10
-10
-9
-10
-9
-9
-10
-9
-9

Relative Humidity (%)

64
71
79
87
87
91
90
92
90
90
90
89
90
90
88
88
87
85
80
77
73
66
65
64

Pressure (mb)

1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

398
399
402
404
403
405
406
406
407
407
406
405
409
413
417
421
423
423
423
424
426
432
437
441

Saturday 25

Waxing Gibbous 68%

14:04

05:42

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

Sun - Rise: 04:43, Set: 22:21, Transit: 13:34. Moon - Rise: 14:04, Set: 05:42. Civil Dark: 00:04 - 02:55. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
80
95
82
97
99
26
43
56
9
27
29
69
78
97
99
94
99
100
100
100
98
86
29

Low Clouds (% Sky Obscured)

4
4
39
30
50
68
15
16
49
9
21
15
15
15
18
14
18
15
39
47
51
49
27
18

Medium Clouds (% Sky Obscured)

43
51
45
30
70
92
26
43
28
9
27
29
66
43
35
73
26
80
100
100
100
89
76
29

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
6
4
4
4
38
75
76
78
69
67
65
53
4

ISS Passover

Visibility (miles)

9
9
6
9
0
0
9
9
1
4
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
1
1
0
1
1
1
1
1
1

Precipitation Type

None
None
None
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
20
28
26
31
28
26
25
23
19
12
11
14
20
24
19
20
16
14
9
7
8
8
9

Precipitation Amount (mm)

0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
8
7
7
7
8
8
9
9
9
9
9
10
9
9
9
10
10
12
13
14
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
67
71
78
89
92
89
87
91
89
85
84
87
87
87
89
89
87
86
82
78
72
68
67

Pressure (mb)

1001
1001
1001
1001
1002
1002
1003
1005
1005
1006
1007
1008
1008
1008
1009
1010
1010
1010
1011
1011
1012
1012
1012
1013

Ozone (du)

443
447
450
450
448
448
448
448
449
449
445
443
443
441
438
436
435
436
438
440
445
449
450
449

Sunday 26

Waxing Gibbous 78%

16:01

05:16

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 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 Bad

Sun - Rise: 04:38, Set: 22:26, Transit: 13:34. Moon - Rise: 16:01, Set: 05:16. Civil Dark: 00:14 - 02:43. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
66
89
87
89
84
83
67
49
63
36
36
43
43
35
35
22
17
24
16
23
25
27
34

Low Clouds (% Sky Obscured)

17
33
28
18
24
24
19
15
13
23
26
27
32
37
26
30
21
15
19
11
23
25
27
34

Medium Clouds (% Sky Obscured)

1
3
14
3
39
35
61
31
20
24
4
4
13
16
6
2
1
0
2
3
4
2
4
3

High Clouds (% Sky Obscured)

4
57
89
87
89
84
83
51
3
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
5
6
3
1
0
1
5
9
9
9
9
9
8
7
6

Fog (%)

1
1
1
1
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 (%)

20
12
20
11
8
7
7
8
10
18
11
14
30
30
16
10
7
10
11
14
9
11
14
15

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
12
12
11
11
11
10
9
9
8
8
7
7
7
7
7
7
8
9
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
74
77
78
83
86
84
87
87
89
90
90
92
92
94
94
90
85
78
72
68
68
68
71

Pressure (mb)

1013
1013
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

450
453
456
458
457
455
454
453
452
452
452
450
449
449
447
446
445
444
442
442
441
442
443
442

Monday 27

Waxing Gibbous 86%

16:01

04:54

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

Sun - Rise: 04:33, Set: 22:31, Transit: 13:34. Moon - Rise: 16:01, Set: 04:54. Civil Dark: 00:25 - 02:30. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
3
6
25
45
11
26
34
35
35
26
27
27
28
28
28
27
21
41
49
81
87
86
83

Low Clouds (% Sky Obscured)

30
3
6
13
13
8
26
33
32
32
22
20
22
24
24
24
23
19
39
47
80
87
85
83

Medium Clouds (% Sky Obscured)

1
0
2
22
45
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High 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

ISS Passover

Visibility (miles)

9
9
9
6
9
9
8
6
6
7
8
8
9
8
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 (%)

12
12
14
22
8
8
9
8
12
14
10
13
13
8
10
9
8
8
5
4
2
4
3
3

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)

11
11
11
10
9
9
8
8
7
7
7
7
7
7
7
7
7
7
8
9
10
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
72
80
84
87
91
91
92
92
92
90
90
90
90
92
90
90
87
82
76
73
74
76

Pressure (mb)

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

Ozone (du)

442
443
444
444
444
443
442
441
441
439
437
435
433
432
432
430
428
426
423
422
422
421
421
419

Tuesday 28

Waxing Gibbous 92%

17:53

04:32

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

Sun - Rise: 04:27, Set: 22:35, Transit: 13:34. Moon - Rise: 17:53, Set: 04:32. Civil Dark: 00:38 - 02:12. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

67
48
50
48
32
8
8
7
7
7
33
38
43
50
53
55
58
46
34
22
34
47
57
66

Low Clouds (% Sky Obscured)

66
45
45
42
27
6
5
4
4
4
27
29
33
36
41
43
45
36
23
11
9
6
4
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
8
6
4
1
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
1
1
2
2
2
2
3
4
6
21
36
52
62

ISS Passover

Visibility (miles)

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

12
11
11
10
9
8
7
5
5
4
4
4
4
4
4
3
2
1
1
2
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
76
78
81
82
87
87
89
90
90
90
94
94
96
94
94
92
90
85
82
79
78
76
75

Pressure (mb)

1026
1026
1026
1026
1026
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027

Ozone (du)

418
418
419
417
414
411
409
410
412
410
408
407
405
404
402
402
401
401
399
398
397
395
393
390

Wednesday 29

Waxing Gibbous 97%

19:46

04:08

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
15 Bad

Sun - Rise: 04:22, Set: 22:40, Transit: 13:34. Moon - Rise: 19:46, Set: 04:08. Civil Dark: 00:56 - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
84
87
90
93
99
96
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
4
5
5
5
5
5
4
14
27
39
49
58
68
78
89
100
98
97
96
97
98
99
96

Medium Clouds (% Sky Obscured)

20
31
39
44
49
61
73
86
89
93
99
98
96
94
93
92
91
93
95
96
78
57
40
39

High Clouds (% Sky Obscured)

72
82
87
90
93
98
96
98
99
99
100
100
96
95
99
94
93
97
95
89
76
54
39
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
5
3
0
0
0
0
1
2
2

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
Snow
Snow
Snow
Snow
Snow
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
8
11
9
27
40
54
61
62
62
57
48
33
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.2
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
76
79
82
87
86
86
86
86
85
85
85
84
84
89
92
96
96
96
94
96
94
96

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026

Ozone (du)

388
385
382
380
377
375
376
376
377
378
379
380
381
381
381
381
380
379
380
381
382
381
379
378

Thursday 30

Waxing Gibbous 99%

21:50

03:35

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

Sun - Rise: 04:17, Set: 22:45, Transit: 13:34. Moon - Rise: 21:50, Set: 03:35. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
92
93
93
93
96
98
99
97
97
94
94
90
91
91
90
90

Medium Clouds (% Sky Obscured)

31
23
16
11
6
24
46
67
72
77
82
61
39
17
48
74
100

High Clouds (% Sky Obscured)

58
68
77
87
97
98
99
100
93
86
80
70
62
54
69
85
100

ISS Passover

Visibility (miles)

3
4
5
4
2
0
0
0
0
0
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

Precipitation Type

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

Precipitation Probability (%)

30
24
33
35
26
34
26
14
29
26
22
29
19
12
16
19
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

1
1
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
98
98
100
98
100
100
100
100
98
100
98
100
100

Pressure (mb)

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

Ozone (du)

376
374
372
371
371
370
370
370
370
370
371
372
371
371
371
370
370

Forecast for Kilpisjärvi, Tunturi-Lappi, Finland (69.07,20.76)

Generated: 24/04/26 16:55:53. Forecast: 24/04/26 to 30/04/26. Timezone: UTC+3.00