Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 14

Waning Crescent 21%

01:41

13:42

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: N/A, Set: N/A, Transit: 11:40. Moon - Rise: 01:41, Set: 13:42. Civil Dark: N/A - N/A. Nautical Dark: 15:28 - 07:52. Astro Dark: 17:34 - 05:46

Total Clouds (% Sky Obscured)

83
85
87
86
83
83
83
83
70
71
76
79
94
94
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

56
64
64
27
23
31
38
44
42
46
66
50
61
64
70
73
83
72
87
97
97
87
90
92

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
7
42
60
100
100
100
100
100
100
100
100
100
84

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
44
60
60
96
100
100
88
100
100
100
100

ISS Passover

Visibility (miles)

1
2
2
1
1
2
3
2
2
3
3
3
3
3
4
5
9
3
0
0
0
2
5
5

Fog (%)

1
0
1
1
0
0
0
0
0
0
0
1
1
1
2
5
12
6
2
11
3
2
1
1

Precipitation Type

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

Precipitation Probability (%)

0
0
1
0
8
0
2
0
0
0
0
3
1
5
3
8
10
15
28
36
34
30
30
19

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
4
3
3
4
4
5
4
4
4
4
4
4
4
4
4
4
4
3
4
5
6
10

Chance of Frost

Temperature (°C)

-19
-19
-19
-19
-19
-19
-19
-19
-18
-18
-18
-18
-18
-18
-19
-19
-17
-17
-16
-16
-15
-14
-13
-12

Feels Like (°C)

-22
-23
-22
-23
-23
-23
-23
-23
-22
-21
-21
-21
-22
-23
-23
-23
-21
-21
-20
-19
-19
-18
-18
-19

Dew Point (°C)

-22
-21
-21
-22
-22
-22
-22
-21
-21
-21
-20
-20
-21
-21
-21
-21
-20
-20
-19
-18
-17
-16
-16
-16

Relative Humidity (%)

78
79
78
79
79
78
78
79
78
78
79
79
79
79
80
79
79
78
80
82
86
84
79
70

Pressure (mb)

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

Ozone (du)

331
332
334
333
332
331
333
335
334
335
333
332
329
325
323
319
317
314
313
311
310
309
308
306

Saturday 15

Waning Crescent 14%

04:32

12:26

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 OK
11 Good
12 Good
13 Good
14 Good
15 OK
16 OK
17 OK
18 OK
19 Bad

Sun - Rise: N/A, Set: N/A, Transit: 11:40. Moon - Rise: 04:32, Set: 12:26. Civil Dark: N/A - N/A. Nautical Dark: 15:22 - 07:58. Astro Dark: 17:30 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
96
91
87
78
57
60
52
87
57
53
45
19
14
11
6
10
11
11
12
14
42

Low Clouds (% Sky Obscured)

78
83
70
28
34
31
41
11
1
6
7
7
7
8
15
14
11
2
2
2
2
8
14
22

Medium Clouds (% Sky Obscured)

80
57
58
36
31
29
21
23
14
9
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
86
75
73
67
59
31
37
60
52
86
47
47
37
6
2
1
0
1
2
2
2
3
18

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

21
17
14
11
9
6
9
5
1
4
0
1
0
0
0
0
0
0
0
0
0
2
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)

15
18
21
19
17
15
13
12
10
9
9
9
10
10
9
8
7
8
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

-10
-9
-9
-9
-9
-9
-9
-10
-10
-11
-11
-12
-12
-13
-13
-14
-14
-15
-15
-15
-16
-16
-16
-16

Feels Like (°C)

-17
-17
-18
-16
-15
-14
-14
-14
-15
-16
-16
-17
-17
-18
-18
-17
-18
-18
-18
-18
-19
-19
-19
-19

Dew Point (°C)

-15
-14
-14
-13
-13
-12
-13
-13
-14
-15
-16
-16
-17
-17
-17
-18
-18
-18
-19
-19
-19
-19
-20
-20

Relative Humidity (%)

66
68
68
68
71
77
75
75
73
73
69
67
69
68
68
71
71
73
74
76
73
75
75
75

Pressure (mb)

993
994
995
996
997
998
1000
1001
1002
1003
1004
1004
1005
1006
1007
1007
1008
1008
1008
1009
1010
1010
1011
1011

Ozone (du)

306
305
304
304
305
305
304
303
303
303
304
303
303
305
309
310
312
314
315
316
314
314
314
314

Sunday 16

Waning Crescent 8%

No Rise

No Set

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

Sun - Rise: N/A, Set: N/A, Transit: 11:40. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: 15:16 - 08:05. Astro Dark: 17:25 - 05:56

Total Clouds (% Sky Obscured)

69
73
49
24
18
25
42
29
24
44
54
52
47
48
52
55
46
46
29
47
44
39
38
33

Low Clouds (% Sky Obscured)

27
42
43
24
18
21
19
16
17
32
40
32
29
30
36
32
26
23
12
20
22
24
24
23

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)

36
32
16
2
1
2
3
1
3
1
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
6
8
6
6
5
5
5
6
6
9
8
6
6
6
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 (%)

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

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)

6
5
5
6
6
5
5
5
5
5
5
5
5
6
6
7
8
7
7
7
7
6
6
5

Chance of Frost

Temperature (°C)

-16
-16
-16
-16
-16
-16
-17
-17
-17
-16
-17
-17
-17
-17
-17
-16
-16
-16
-16
-16
-16
-17
-16
-17

Feels Like (°C)

-20
-21
-21
-19
-19
-19
-19
-20
-20
-19
-20
-21
-21
-21
-21
-21
-21
-20
-20
-20
-21
-21
-20
-20

Dew Point (°C)

-20
-20
-20
-19
-19
-19
-20
-20
-20
-20
-20
-20
-20
-20
-19
-19
-19
-19
-19
-19
-19
-20
-19
-20

Relative Humidity (%)

75
74
74
76
75
76
75
75
75
75
77
78
78
79
80
80
78
78
79
79
78
77
76
76

Pressure (mb)

1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1017

Ozone (du)

313
313
314
315
316
317
316
315
315
315
317
319
320
321
321
322
319
313
311
311
310
310
310
312

Monday 17

Waning Crescent 3%

No Rise

No Set

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: N/A, Set: N/A, Transit: 11:41. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: 15:11 - 08:11. Astro Dark: 17:21 - 06:01

Total Clouds (% Sky Obscured)

32
38
39
39
42
33
38
57
51
51
49
54
46
44
49
50
52
49
48
54
60
59
62
56

Low Clouds (% Sky Obscured)

23
29
30
32
35
25
21
33
31
29
26
26
27
27
26
26
24
24
30
32
30
25
23
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
11
21
30
20
11
3
3
6
13
22

High Clouds (% Sky Obscured)

0
0
0
0
2
2
6
11
5
3
3
2
7
4
5
2
2
5
3
4
8
12
8
11

ISS Passover

Visibility (miles)

6
5
4
5
4
8
9
9
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

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 (%)

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

Chance of Frost

Temperature (°C)

-17
-17
-17
-17
-16
-16
-16
-16
-16
-16
-16
-16
-16
-16
-16
-17
-17
-17
-17
-17
-18
-18
-18
-17

Feels Like (°C)

-20
-20
-20
-20
-19
-19
-18
-18
-19
-19
-19
-19
-19
-19
-20
-20
-20
-20
-20
-21
-21
-21
-21
-21

Dew Point (°C)

-20
-20
-20
-20
-20
-19
-19
-19
-18
-19
-18
-18
-19
-19
-19
-19
-20
-19
-20
-20
-20
-21
-21
-20

Relative Humidity (%)

76
78
77
75
75
76
77
77
79
79
81
81
80
79
78
80
79
80
82
80
79
78
78
78

Pressure (mb)

1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

313
315
316
314
312
310
308
308
308
307
305
305
305
305
304
303
304
305
308
310
309
310
310
310

Tuesday 18

Waning Crescent 1%

No Rise

No Set

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 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK

Sun - Rise: N/A, Set: N/A, Transit: 11:41. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: 15:05 - 08:17. Astro Dark: 17:17 - 06:05

Total Clouds (% Sky Obscured)

47
46
37
39
38
34
32
47
52
54
45
42
33
29
27
23
23
21
18
17
14
8
3
3

Low Clouds (% Sky Obscured)

18
17
9
9
9
9
9
16
19
19
14
11
11
11
10
9
8
6
5
2
2
2
1
1

Medium Clouds (% Sky Obscured)

14
14
10
13
12
5
2
3
3
3
4
5
5
5
4
4
3
3
3
3
2
1
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

4
5
8
3
1
0
0
0
0
0
0
1
3
5
8
8
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
1
1
0
1
2
2
1
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
1
2
2
2
2
2
2
3
3
2
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

-18
-17
-18
-17
-17
-18
-18
-18
-18
-18
-18
-18
-19
-18
-19
-19
-19
-19
-18
-19
-19
-19
-19
-19

Feels Like (°C)

-21
-21
-21
-20
-20
-20
-20
-20
-20
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21

Dew Point (°C)

-20
-20
-21
-20
-20
-20
-21
-21
-20
-21
-21
-20
-21
-21
-22
-22
-22
-22
-22
-22
-23
-22
-23
-23

Relative Humidity (%)

78
79
78
79
80
79
78
79
79
78
79
79
78
78
78
76
74
73
73
72
71
72
70
71

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

309
310
310
312
314
316
317
315
313
313
313
314
314
314
315
313
311
309
308
308
308
308
309
309

Wednesday 19

Waning Crescent 0%

No Rise

No Set

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

Sun - Rise: N/A, Set: N/A, Transit: 11:41. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: 14:59 - 08:23. Astro Dark: 17:12 - 06:10

Total Clouds (% Sky Obscured)

4
5
6
6
6
7
8
10
16
22
28
37
44
53
65
76
87
89
91
93
92
90
90
93

Low Clouds (% Sky Obscured)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
29
47
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
4
5
5
15
45
74

High Clouds (% Sky Obscured)

1
2
2
3
4
6
7
8
12
17
21
27
32
34
39
49
66
63
68
71
73
74
75
80

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
6

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
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
5
5

Chance of Frost

Temperature (°C)

-19
-19
-19
-19
-19
-19
-19
-19
-19
-20
-20
-19
-19
-20
-19
-19
-19
-19
-19
-18
-18
-18
-18
-18

Feels Like (°C)

-21
-21
-21
-21
-22
-22
-22
-22
-22
-22
-22
-22
-23
-23
-22
-23
-23
-23
-23
-22
-22
-22
-22
-22

Dew Point (°C)

-23
-23
-24
-24
-25
-25
-25
-25
-25
-25
-25
-25
-26
-26
-25
-25
-25
-25
-25
-24
-24
-23
-22
-22

Relative Humidity (%)

70
69
66
66
63
61
61
60
60
59
59
58
58
58
58
58
59
59
59
61
61
62
65
67

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020

Ozone (du)

309
309
309
309
310
310
310
310
309
309
308
308
308
308
309
308
308
308
308
308
308
306
304
302

Thursday 20

New Moon 2%

No Rise

No Set

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: N/A, Set: N/A, Transit: 11:41. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: 14:54 - 08:29. Astro Dark: 17:08 - 06:14

Total Clouds (% Sky Obscured)

97
100
100
100
100
100
100
100
100
100
100
100
99
99
98
96
93

Low Clouds (% Sky Obscured)

54
61
66
71
76
81
86
91
92
94
96
94
92
89
85
82
78

Medium Clouds (% Sky Obscured)

93
94
96
98
100
100
99
99
94
90
87
87
85
85
81
75
71

High Clouds (% Sky Obscured)

82
83
81
71
63
42
20
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

9
10
17
21
24
38
48
57
64
65
64
62
60
55
58
62
64

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-21
-22
-21
-21
-20
-21
-17
-17
-17
-17
-18
-18
-16
-17
-17
-17
-16

Dew Point (°C)

-21
-21
-20
-19
-17
-16
-15
-14
-13
-13
-13
-12
-11
-12
-11
-11
-11

Relative Humidity (%)

69
70
72
72
74
74
78
81
85
85
88
90
90
88
87
88
90

Pressure (mb)

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

Ozone (du)

302
301
301
300
299
299
299
300
301
301
301
301
302
303
303
304
305

Forecast for Longyearbyen, Spitsbergen, Svalbard and Jan Mayen (78.15,16.04)

Generated: 14/11/25 20:50:10. Forecast: 14/11/25 to 20/11/25. Timezone: UTC+1.00