Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waxing Crescent 31%

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: 09:36, Set: 15:45, Transit: 12:41. Moon - Rise: No Rise, Set: No Set. Civil Dark: 17:43 - 07:39. Nautical Dark: 19:41 - 05:41. Astro Dark: 22:09 - 03:24

Total Clouds (% Sky Obscured)

99
97
100
100
100
100
100
100
100
100
96
97
87
98
99
100
100
100
100
99
99
98
98
99

Low Clouds (% Sky Obscured)

93
91
83
86
92
87
90
93
100
86
67
52
49
65
85
94
95
96
97
96
95
93
91
90

Medium Clouds (% Sky Obscured)

96
59
71
100
100
63
98
100
100
99
87
30
66
95
88
89
92
91
98
96
96
95
94
97

High Clouds (% Sky Obscured)

50
47
85
85
100
94
100
94
94
79
82
93
77
80
88
100
100
94
76
80
75
75
67
79

ISS Passover

Visibility (miles)

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

Fog (%)

65
70
7
50
11
1
1
0
1
0
0
0
0
0
0
0
0
0
30
93
98
37
23
5

Precipitation Type

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

Precipitation Probability (%)

95
63
56
95
95
86
74
59
36
18
8
14
23
38
42
37
46
58
60
66
70
70
75
73

Precipitation Amount (mm)

0.6
0.2
0
0.9
1
0.4
0.4
0.2
0
0
0
0
0
0
0.1
0.1
0
0.3
0.3
0.4
0.5
0.5
0.6
0.5

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
7
7
6
6
6
6
6
5
5
5
5
5
6
6
6
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
98
96
96
98
98
96
96
92
92
92
94
98
98
98
98
100
100
98
98
98

Pressure (mb)

976
976
976
976
976
976
975
976
976
975
975
975
975
975
975
975
975
975
975
975
976
976
976
977

Ozone (du)

318
312
315
316
310
309
310
308
307
308
306
304
300
297
296
295
295
296
297
296
297
298
295
294

Friday 16

Waxing Crescent 41%

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: 09:46, Set: 15:35, Transit: 12:41. Moon - Rise: No Rise, Set: No Set. Civil Dark: 17:35 - 07:46. Nautical Dark: 19:34 - 05:48. Astro Dark: 21:58 - 03:34

Total Clouds (% Sky Obscured)

100
100
100
99
99
100
100
99
100
100
100
99
100
100
100
100
99
100
93
73
67
47
43
50

Low Clouds (% Sky Obscured)

89
90
89
87
96
100
93
93
96
98
96
97
96
92
99
98
96
100
93
72
66
47
43
50

Medium Clouds (% Sky Obscured)

100
98
96
96
95
98
99
99
99
100
96
98
100
100
100
97
49
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

71
76
66
69
63
65
65
65
76
67
67
87
88
90
55
55
36
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
3
4
6
6
5
8
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

68
67
64
63
53
51
56
69
76
79
78
74
64
56
46
39
33
29
27
23
18
30
25
18

Precipitation Amount (mm)

0.4
0.3
0.3
0.3
0.2
0.2
0.3
0.3
0.4
0.5
0.5
0.5
0.4
0.3
0.2
0.2
0.1
0.1
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
6
6
6
7
7
7
8
9
9
9
10
10
10
11
12
16
16
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-8
-9
-10
-10
-10
-11
-11
-11
-12
-12
-12
-13
-13
-13
-13
-14
-15
-15
-18
-18
-18
-18
-19

Dew Point (°C)

-3
-4
-5
-6
-7
-7
-8
-8
-8
-8
-8
-9
-9
-9
-10
-10
-11
-12
-12
-13
-13
-14
-15
-15

Relative Humidity (%)

96
96
96
94
94
92
90
92
92
92
92
92
90
90
88
83
80
80
78
74
72
74
69
69

Pressure (mb)

978
979
980
981
982
983
984
985
986
987
989
990
991
993
994
995
996
997
998
999
1000
1001
1002
1003

Ozone (du)

294
292
293
297
296
300
301
294
296
299
301
300
301
302
303
302
302
306
304
308
309
310
312
315

Saturday 17

Waxing Crescent 50%

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 OK
07 Good
08 Bad
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 09:56, Set: 15:24, Transit: 12:40. Moon - Rise: No Rise, Set: No Set. Civil Dark: 17:28 - 07:53. Nautical Dark: 19:26 - 05:54. Astro Dark: 21:48 - 03:43

Total Clouds (% Sky Obscured)

62
59
78
71
62
51
60
60
60
46
36
12
57
34
39
89
68
89
93
97
100
100
100
100

Low Clouds (% Sky Obscured)

62
59
78
71
59
48
53
47
43
30
22
3
20
3
2
2
3
1
1
1
1
23
74
96

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
10
12
44
60
55
87
99
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
25
29
15
75
45
62
75
87
100
100
100
100

ISS Passover

Visibility (miles)

5
5
7
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4

Fog (%)

3
4
1
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 (%)

24
13
14
10
14
5
13
7
3
2
0
0
0
0
0
0
0
0
0
0
0
6
15
20

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)

17
16
17
17
17
16
15
15
16
15
11
8
5
3
3
3
4
5
5
6
7
8
9
10

Chance of Frost

Temperature (°C)

-10
-11
-11
-11
-11
-12
-12
-12
-11
-11
-11
-12
-13
-14
-14
-14
-13
-13
-12
-12
-12
-11
-10
-10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
66
65
65
63
66
69
66
66
67
69
68
70
69
71
73
73
73
73
75
75
75
78

Pressure (mb)

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

Ozone (du)

316
319
322
323
324
320
312
306
300
291
285
278
271
264
258
252
245
240
238
236
236
236
234
230

Sunday 18

First Quarter 60%

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: 10:07, Set: 15:13, Transit: 12:40. Moon - Rise: No Rise, Set: No Set. Civil Dark: 17:20 - 08:00. Nautical Dark: 19:19 - 06:01. Astro Dark: 21:38 - 03:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

97
92
98
97
95
95
94
94
93
95
97
100
100
100
100
98
97
94
88
87
85
89
89
90

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
95
90
84
82
77
71
57
46
35
53
78
100
100
100
100
99
99
98

High Clouds (% Sky Obscured)

100
100
100
100
100
100
68
35
3
2
1
0
28
56
84
89
95
100
100
100
100
84
65
48

ISS Passover

Visibility (miles)

9
1
0
0
0
0
0
0
0
0
0
0
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
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

67
88
95
95
95
95
95
89
83
95
95
94
92
80
68
70
64
48
46
53
66
75
75
73

Precipitation Amount (mm)

0.3
0.5
0.8
0.9
0.8
0.7
0.7
0.5
0.4
0.7
0.7
0.6
0.7
0.5
0.4
0.4
0.4
0.2
0.1
0.2
0.3
0.5
0.5
0.6

Wind Speed/Direction (mph)

12
13
14
16
16
14
13
11
9
8
8
8
7
7
6
5
5
4
5
4
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-15
-15
-15
-14
-13
-11
-10
-9
-9
-9
-9
-8
-8
-7
-6
-6
-7
-7
-7
-7
-6
-7
-6

Dew Point (°C)

-13
-11
-10
-10
-9
-8
-7
-6
-6
-5
-5
-5
-5
-5
-4
-4
-4
-4
-4
-5
-4
-4
-3
-3

Relative Humidity (%)

80
87
88
88
90
90
90
92
92
94
94
96
96
94
96
96
96
96
96
94
96
96
98
98

Pressure (mb)

1006
1004
1001
998
995
993
990
989
987
986
985
983
982
981
979
978
977
976
975
975
974
973
973
974

Ozone (du)

228
226
227
232
238
245
247
250
247
248
250
252
255
258
263
266
271
279
283
286
288
289
293
296

Monday 19

Waxing Gibbous 57%

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: 10:19, Set: 15:01, Transit: 12:40. Moon - Rise: No Rise, Set: No Set. Civil Dark: 17:13 - 08:07. Nautical Dark: 19:12 - 06:08. Astro Dark: 21:28 - 04:01

Total Clouds (% Sky Obscured)

99
100
100
97
95
92
95
97
100
98
96
93
96
98
100
98
95
95
91
88
85
85
85
81

Low Clouds (% Sky Obscured)

84
76
69
64
56
53
64
74
85
86
88
90
93
95
98
91
85
78
74
71
72
72
77
77

Medium Clouds (% Sky Obscured)

96
99
100
93
86
82
89
94
100
95
89
85
81
80
79
72
65
57
40
24
7
8
8
9

High Clouds (% Sky Obscured)

43
39
35
21
12
5
23
47
67
43
22
0
3
3
2
0
0
0
0
0
0
2
4
5

ISS Passover

Visibility (miles)

0
0
0
1
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

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

Precipitation Probability (%)

69
65
47
31
18
5
8
12
11
20
25
28
50
51
48
52
51
42
50
56
55
52
45
47

Precipitation Amount (mm)

0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0.2
0.2
0.1
0.2
0.2
0
0.2
0.3
0.2
0.2
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-3
-2
-3
-3
-4
-5
-5
-5
-6
-6
-7
-7
-7
-7
-7
-7
-8
-9
-10
-10
-11
-12
-12
-11

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-4
-5
-6
-7
-8
-9
-10
-10
-11
-11
-11
-11
-11
-11
-12
-13
-13
-14
-14
-15
-15
-14

Relative Humidity (%)

98
96
92
89
82
81
81
77
73
73
73
73
74
73
74
74
74
74
74
75
76
76
78
76

Pressure (mb)

974
975
976
977
979
980
982
984
985
987
989
990
992
993
994
996
998
999
1001
1002
1003
1005
1006
1007

Ozone (du)

298
306
312
317
319
317
316
316
319
322
320
320
319
319
319
319
315
312
308
306
303
300
301
303

Tuesday 20

Waxing Gibbous 70%

19:14

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: 10:31, Set: 14:48, Transit: 12:40. Moon - Rise: 19:14, Set: No Set. Civil Dark: 17:05 - 08:15. Nautical Dark: 19:05 - 06:14. Astro Dark: 21:20 - 04:09

Total Clouds (% Sky Obscured)

79
81
83
87
91
96
98
99
100
100
100
100
99
99
98
96
93
83
82
77
72
71
80
92

Low Clouds (% Sky Obscured)

79
81
83
87
84
79
85
90
96
96
97
97
97
97
95
91
85
81
75
72
69
71
80
85

Medium Clouds (% Sky Obscured)

11
12
14
28
40
53
64
82
97
98
99
100
98
95
95
94
92
83
82
76
65
58
51
48

High Clouds (% Sky Obscured)

35
65
83
87
91
95
93
95
95
71
51
30
21
10
2
0
0
0
0
0
0
3
7
7

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

45
35
19
23
27
12
19
24
27
62
85
95
95
85
62
59
63
66
74
80
89
74
58
40

Precipitation Amount (mm)

0.2
0.1
0
0
0
0
0
0
0
0.3
0.5
0.8
0.6
0.5
0.2
0.2
0.3
0.3
0.4
0.5
0.7
0.4
0.3
0.1

Wind Speed/Direction (mph)

6
5
5
5
5
6
6
7
7
7
8
9
11
10
9
8
9
9
9
8
8
8
7
6

Chance of Frost

Temperature (°C)

-11
-11
-11
-11
-11
-11
-11
-11
-10
-11
-10
-10
-10
-11
-11
-12
-12
-12
-12
-12
-12
-12
-11
-11

Feels Like (°C)

-13
-13
-13
-13
-13
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-15
-15
-14
-15
-15
-16

Dew Point (°C)

-14
-14
-14
-14
-14
-13
-14
-13
-13
-13
-13
-13
-12
-13
-13
-14
-14
-14
-14
-14
-14
-14
-14
-14

Relative Humidity (%)

78
78
76
78
78
80
78
80
81
83
81
83
85
85
85
85
85
85
85
83
81
81
81
81

Pressure (mb)

1008
1008
1009
1010
1010
1010
1010
1010
1009
1009
1009
1008
1007
1007
1007
1006
1006
1006
1006
1007
1008
1008
1009
1010

Ozone (du)

304
302
301
300
299
299
299
301
303
305
302
300
297
295
294
292
290
289
287
283
279
275
273
272

Wednesday 21

Waxing Gibbous 79%

17:29

23:57

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

Sun - Rise: 10:45, Set: 14:35, Transit: 12:40. Moon - Rise: 17:29, Set: 23:57. Civil Dark: 16:57 - 08:22. Nautical Dark: 18:58 - 06:21. Astro Dark: 21:11 - 04:17

Total Clouds (% Sky Obscured)

94
96
98
98
97
95
94
94
94
94
95
96
92
88
83
88
94
99

Low Clouds (% Sky Obscured)

88
90
93
93
92
91
89
87
85
82
81
78
77
76
76
83
91
98

Medium Clouds (% Sky Obscured)

46
49
51
61
66
72
73
73
73
78
83
89
76
67
55
55
55
50

High Clouds (% Sky Obscured)

8
4
0
0
0
0
0
0
0
0
0
0
5
5
5
10
15
15

ISS Passover

Visibility (miles)

3
3
2
2
4
6
9
9
9
9
9
9
9
6
3
0
0
0

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

32
37
39
40
44
43
41
42
37
35
33
31
31
34
41
47
55
61

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-11
-10
-10
-10
-9
-9
-8
-8
-8
-8
-8
-7
-7
-7
-7
-6
-6
-6

Feels Like (°C)

-16
-15
-15
-15
-15
-14
-14
-13
-13
-13
-13
-13
-13
-11
-11
-11
-10
-11

Dew Point (°C)

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

Relative Humidity (%)

81
83
85
85
85
87
87
85
83
82
80
82
80
84
87
90
92
94

Pressure (mb)

1011
1011
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

270
269
268
267
265
263
260
260
261
261
259
258
257
256
256
255
256
258

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

Generated: 15/10/26 20:25:28. Forecast: 15/10/26 to 21/10/26. Timezone: UTC+2.00