Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Gibbous 90%

No Rise

No Set

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 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 02:38, Set: 00:18, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
66
79
99
98
98
100
100
100
100
98
95
62
83
100
100
93
47
96
94
100
100
100
100

Low Clouds (% Sky Obscured)

36
62
79
88
93
95
96
97
96
95
94
90
62
73
86
83
73
37
82
89
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
2
5
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
4
4
4
0
0
0
0
0
0
0
0
0
0
0
0
2
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
4
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
1
0
1
1
1
0
2
0
1
0
0
0
0
0
0
0
0
1
4
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
78
78
81
83
79
80
80
77
78
78
81
86
84
84
86
84
83
83
84
83
86

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019

Ozone (du)

351
353
356
358
359
359
356
353
350
348
346
346
349
350
348
350
352
355
357
358
359
358
357
358

Friday 16

Waning Gibbous 83%

No Rise

No Set

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: 02:28, Set: 00:27, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. 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
88
97
99
98
98
97
76
95
80
87
100
97
97
87
76
67
67
65
79
79
86

Low Clouds (% Sky Obscured)

100
100
100
88
97
94
90
86
80
70
34
66
73
67
50
29
4
9
25
46
44
66
68
70

Medium 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

High Clouds (% Sky Obscured)

2
4
4
2
2
0
2
17
37
4
77
2
15
74
83
87
86
76
45
25
9
6
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
1
0
0
1
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
4
5
7
12
8
7
15
5
5
4
4
2
3
2
1
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
86
86
88
88
91
93
96
93
96
96
89
86
84
84
86
87
89
86
81
75
70
66

Pressure (mb)

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

Ozone (du)

361
363
363
361
359
361
365
367
368
369
367
368
367
366
365
365
364
365
367
367
368
368
368
369

Saturday 17

Waning Gibbous 74%

No Rise

No Set

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

Sun - Rise: 02:16, Set: 00:37, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
67
36
36
36
26
26
19
13
18
41
15
21
9
17
37
64
31
30
17
55
21
31
23

Low Clouds (% Sky Obscured)

65
54
26
26
21
3
3
3
13
14
6
1
2
6
9
15
13
3
0
0
0
1
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
26
26
19
13
18
41
15
21
4
11
0
0
0
0
2
3
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
5
7
0
4
0
0
8
0
0
0
0
31
64
31
30
13
55
16
31
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
60
57
54
53
53
55
58
60
62
66
70
72
74
76
79
79
78
73
71
66
62
56
48

Pressure (mb)

1025
1025
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1029
1029
1029
1028
1028
1028
1028
1028
1027

Ozone (du)

371
376
379
378
377
377
378
379
382
385
385
387
385
381
377
372
369
366
364
363
360
358
355
354

Sunday 18

Waning Gibbous 64%

06:17

07:41

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

Sun - Rise: 02:00, Set: 00:49, Transit: 13:33. Moon - Rise: 06:17, Set: 07:41. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

33
36
30
43
49
53
33
37
44
32
15
0
0
4
2
17
33
55
86
81
73
43
34
62

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)

19
32
28
43
49
53
30
37
44
26
13
0
0
0
0
10
20
30
17
8
0
0
0
0

High Clouds (% Sky Obscured)

33
10
30
39
17
18
5
0
0
0
0
0
0
4
2
0
0
1
65
56
43
8
10
51

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-15
-16
-17
-17
-17
-16
-16
-16
-15
-13
-12
-11
-10
-10
-10
-9
-9
-8
-7
-7
-6
-5
-5

Relative Humidity (%)

41
34
30
26
24
22
22
22
23
25
30
36
41
45
46
47
51
54
55
56
54
55
55
52

Pressure (mb)

1027
1027
1026
1025
1024
1024
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1018
1018
1017
1016
1015
1014
1013
1013

Ozone (du)

353
352
352
353
353
354
355
355
355
355
354
354
354
354
354
355
355
355
352
350
348
351
356
356

Monday 19

Waning Gibbous 53%

04:50

10:52

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
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: N/A, Set: 01:06, Transit: 13:33. Moon - Rise: 04:50, Set: 10:52. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
99
99
99
99
99
99
79
20
19
47
95
58
26
28
35
38
30
22
14
35
55
76

Low Clouds (% Sky Obscured)

3
33
87
94
96
99
99
98
79
20
19
23
68
54
26
28
35
38
30
22
14
35
51
63

Medium Clouds (% Sky Obscured)

13
33
50
33
17
0
0
0
0
0
0
0
0
0
0
20
24
31
16
8
2
12
21
30

High Clouds (% Sky Obscured)

100
98
99
79
50
0
0
0
0
0
0
30
84
5
3
2
1
0
0
0
0
1
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
6
6
6
7
8
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
1
14
6
16
4
4
9
11
22
30
40
60
60
54
60
58
48
56
55
47

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
15
16
16
16
15
15
15
16
15
14
15
17
17
17
16
17
17
18
18
17
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
54
61
67
74
78
80
79
76
71
72
73
74
76
80
86
84
83
81
76
71
66
64
60

Pressure (mb)

1012
1011
1011
1010
1010
1009
1009
1009
1008
1008
1008
1008
1008
1008
1009
1009
1009
1008
1008
1008
1008
1009
1009
1009

Ozone (du)

355
355
355
355
356
355
356
357
359
360
361
361
362
363
367
376
381
386
391
390
389
389
387
386

Tuesday 20

Third Quarter 42%

04:14

No Set

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: N/A, Set: N/A, Transit: 13:33. Moon - Rise: 04:14, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
92
97
97
100
98
98
99
99
97
96
94
95
96
97
94
91
88
84
80
77
84
92
99

Low Clouds (% Sky Obscured)

65
65
65
61
58
55
52
48
45
40
35
32
33
35
32
42
52
61
64
69
75
82
89
96

Medium Clouds (% Sky Obscured)

49
67
85
85
84
89
91
91
94
91
89
87
89
92
94
86
79
75
63
48
30
27
24
21

High Clouds (% Sky Obscured)

34
67
97
97
100
98
94
88
82
65
48
31
23
15
7
6
5
4
2
2
0
0
0
0

ISS Passover

Visibility (miles)

9
7
4
1
4
7
9
9
9
9
9
9
9
9
9
9
9
8
7
8
8
8
7
6

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 (%)

56
56
49
52
52
48
53
52
39
43
42
31
37
37
32
43
46
44
46
44
36
38
37
30

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)

15
16
18
19
19
19
19
19
20
21
19
17
16
16
16
15
15
15
15
16
16
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
62
65
70
69
66
65
65
67
67
71
75
80
78
75
74
74
72
72
67
61
56
55
54

Pressure (mb)

1009
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

385
384
383
382
383
384
385
385
384
383
384
384
384
385
386
387
388
389
390
389
388
387
386
386

Wednesday 21

Waning Crescent 31%

03:47

13:08

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

Sun - Rise: N/A, Set: N/A, Transit: 13:33. Moon - Rise: 03:47, Set: 13:08. 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
96
92
88
90
93
96
97
98
100
97
95
93

Low Clouds (% Sky Obscured)

96
97
94
92
92
92
93
93
93
81
66
48
46
42
42
57
76
88
88
88
88

Medium Clouds (% Sky Obscured)

24
23
30
35
30
25
20
15
10
5
5
4
7
5
7
36
61
86
75
65
56

High Clouds (% Sky Obscured)

0
3
0
0
0
0
0
0
0
18
37
55
68
80
89
88
82
77
58
39
19

ISS Passover

Visibility (miles)

5
6
7
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
Very Light Rain
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None

Precipitation Probability (%)

32
32
29
36
41
45
47
48
49
56
60
66
58
50
43
36
29
20
20
19
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
18
17
17
17
16
16
16
16
16
17
18
20
20
19
17
15
14
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-5
-6
-5
-5
-6
-5
-5
-5
-6
-5
-5
-5
-5
-5
-6
-5
-6
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

52
52
52
51
53
53
54
57
59
61
66
72
78
80
80
81
80
77
75
70
65

Pressure (mb)

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

Ozone (du)

385
384
384
383
384
385
386
386
387
387
384
381
378
375
373
370
369
367
365
362
359

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

Generated: 15/05/25 12:00:17. Forecast: 15/05/25 to 21/05/25. Timezone: UTC+3.00