Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

New Moon 0%

10:02

17:10

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

Sun - Rise: 09:07, Set: 18:01, Transit: 13:34. Moon - Rise: 10:02, Set: 17:10. Civil Dark: 18:53 - 08:15. Nautical Dark: 19:50 - 07:17. Astro Dark: 20:47 - 06:20

Total Clouds (% Sky Obscured)

100
98
97
95
89
92
87
84
81
67
41
58
30
38
29
46
18
15
15
39
81
91
93
100

Low Clouds (% Sky Obscured)

81
79
79
72
71
82
73
75
66
63
31
10
0
9
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

97
92
88
82
61
58
51
35
39
43
41
58
30
38
29
46
18
15
4
4
19
51
23
20

High Clouds (% Sky Obscured)

65
48
2
0
3
4
0
4
5
8
36
58
30
38
20
46
4
0
13
22
43
54
75
99

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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
84
84
84
78
73
71
71
71
74
84
94
92
90
89
89
85
85
85
85
84
85

Pressure (mb)

1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1002
1002
1001
1001
1000
999
998
997
995

Ozone (du)

359
364
364
362
358
353
348
347
344
340
334
329
326
323
321
320
319
321
325
327
327
328
330
331

Wednesday 22

Waxing Crescent 2%

11:53

16:50

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 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 09:10, Set: 17:57, Transit: 13:34. Moon - Rise: 11:53, Set: 16:50. Civil Dark: 18:49 - 08:18. Nautical Dark: 19:47 - 07:20. Astro Dark: 20:44 - 06:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
95
99
94
62
39
56
92
88
75
71
69
92
85
81
79

Low Clouds (% Sky Obscured)

18
24
96
98
100
89
90
90
76
87
67
42
33
28
23
10
22
24
26
11
0
0
0
0

Medium Clouds (% Sky Obscured)

25
25
20
24
97
100
100
100
100
69
98
94
17
3
16
35
34
8
58
60
80
58
81
73

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
25
55
45
40
39
40
64
61
54
52
51
66
67
52
51

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
0
1
4
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
Snow
Snow
Snow
None
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
3
45
54
65
44
53
62
21
10
2
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.3
0.2
0.3
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
6
10
10
10
10
9
10
10
9
9
9
8
8
8
8
8
8
8
8
9
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
84
82
82
78
76
89
87
83
84
83
84
84
84
82
84
84
81
82
84
84
84

Pressure (mb)

993
993
991
990
989
987
986
986
985
984
983
982
982
982
982
982
982
982
982
981
981
981
980
980

Ozone (du)

333
334
337
342
350
353
353
351
350
352
355
356
357
356
355
355
355
352
351
351
350
351
354
358

Thursday 23

Waxing Crescent 6%

14:15

16:04

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 09:13, Set: 17:54, Transit: 13:33. Moon - Rise: 14:15, Set: 16:04. Civil Dark: 18:46 - 08:21. Nautical Dark: 19:44 - 07:23. Astro Dark: 20:41 - 06:26

Total Clouds (% Sky Obscured)

70
59
50
71
60
84
95
92
76
60
74
72
67
76
100
94
100
100
100
99
98
96
94
94

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
22
33
44
56
67
67

Medium Clouds (% Sky Obscured)

69
57
0
18
60
84
90
90
37
38
13
23
2
35
30
14
13
25
43
88
93
89
87
88

High Clouds (% Sky Obscured)

40
30
30
54
38
35
35
30
31
13
72
72
67
76
96
75
100
78
53
28
29
30
25
28

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
86
85
84
82
79
77
74
74
73
78
92
94
94
92
90
90
90
89
87
85
84
84

Pressure (mb)

980
979
979
979
979
979
979
979
979
978
978
978
978
979
979
980
980
980
981
981
982
982
983
983

Ozone (du)

358
355
350
346
345
344
345
346
347
348
349
349
350
352
356
359
360
361
363
365
364
363
362
362

Friday 24

Waxing Crescent 11%

No Rise

No Set

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 09:16, Set: 17:50, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. Civil Dark: 18:43 - 08:24. Nautical Dark: 19:41 - 07:26. Astro Dark: 20:38 - 06:29

Total Clouds (% Sky Obscured)

94
94
96
98
99
99
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

67
67
71
75
80
82
85
88
89
90
91
91
91
91
91
91
91
90
90
89
89
90
91
91

Medium Clouds (% Sky Obscured)

87
84
87
85
96
95
95
94
96
96
96
91
94
92
82
84
96
99
100
76
74
75
93
100

High Clouds (% Sky Obscured)

36
38
37
38
46
50
50
48
65
81
91
94
84
71
48
53
50
65
74
64
52
50
70
86

ISS Passover

Visibility (miles)

9
9
9
4
1
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

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

Precipitation Probability (%)

10
6
22
25
27
34
35
32
35
38
41
46
54
59
60
60
62
58
56
54
55
56
56
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

-4
-4
-5
-5
-5
-5
-4
-3
-3
-3
-3
-3
-3
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-5

Feels Like (°C)

-7
-7
-8
-7
-8
-7
-7
-6
-6
-6
-6
-6
-6
-6
-7
-7
-8
-8
-7
-8
-8
-8
-8
-8

Dew Point (°C)

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

Relative Humidity (%)

87
85
87
87
90
92
91
89
89
89
89
91
92
96
98
96
96
96
96
96
96
96
96
96

Pressure (mb)

984
984
985
986
987
987
988
988
989
989
990
990
991
991
992
992
993
993
994
995
995
996
996
997

Ozone (du)

362
362
361
360
360
361
361
362
365
368
370
371
371
372
373
374
375
376
377
378
379
379
379
379

Saturday 25

Waxing Crescent 18%

No Rise

No Set

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 09:20, Set: 17:47, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. Civil Dark: 18:40 - 08:26. Nautical Dark: 19:38 - 07:28. Astro Dark: 20:35 - 06:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98
98
98
96
94
92
94

Low Clouds (% Sky Obscured)

91
91
91
91
90
89
89
88
88
88
89
87
86
85
84
84
84
86
89
91
88
85
81
85

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
96
92
94
96
100
97
94
91
92
93
94
85
76
67
66

High Clouds (% Sky Obscured)

92
98
97
96
96
93
89
87
83
70
62
63
65
66
57
47
36
46
56
67
63
60
57
49

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
1
2
3
2
2
1
1
1
0
0
0
1
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
None
None
None
None
None
None
None

Precipitation Probability (%)

60
62
61
60
61
57
57
58
52
51
50
67
58
47
41
41
41
33
31
28
22
20
18
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
96
96
96
92
92
89
84
84
84
87
90
92
94
96
96
96
96
96
96
96
94

Pressure (mb)

997
998
998
999
1000
1000
1001
1001
1002
1002
1003
1003
1004
1004
1005
1005
1006
1006
1007
1007
1008
1008
1008
1008

Ozone (du)

379
379
378
378
377
376
375
375
375
375
376
376
376
376
376
376
376
376
377
377
378
377
377
377

Sunday 26

Waxing Crescent 26%

No Rise

No Set

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 09:23, Set: 17:43, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. Civil Dark: 18:37 - 08:29. Nautical Dark: 19:35 - 07:31. Astro Dark: 20:32 - 06:34

Total Clouds (% Sky Obscured)

95
96
97
98
99
98
97
95
94
91
89
89
86
89
91
91
86
69
50
49
53
60
67
71

Low Clouds (% Sky Obscured)

88
92
93
94
95
94
93
89
92
91
89
89
86
89
75
55
34
29
24
19
33
48
63
68

Medium Clouds (% Sky Obscured)

66
62
63
63
61
59
61
59
38
19
0
1
1
1
4
14
18
23
29
29
12
5
0
0

High Clouds (% Sky Obscured)

41
33
28
20
12
23
35
48
51
56
59
67
69
74
77
77
76
69
50
49
51
45
39
47

ISS Passover

Visibility (miles)

0
1
1
1
2
3
5
7
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 (%)

17
17
17
15
14
16
17
18
15
15
15
8
8
8
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-11
-10
-10
-10
-10
-12
-12
-12
-12
-12
-11
-8
-8
-7
-8
-10
-11
-14
-14
-15
-15
-15
-15

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
92
92
92
87
85
80
82
82
80
85
89
92
90
87
86
86
86
85
85
85
85

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

376
375
374
374
374
375
375
375
375
374
373
373
371
369
367
365
363
360
359
358
356
356
355
355

Monday 27

Waxing Crescent 35%

No Rise

No Set

Sun - Rise: 09:26, Set: 17:40, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. Civil Dark: 18:34 - 08:32. Nautical Dark: 19:32 - 07:34. Astro Dark: 20:29 - 06:37

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Chatanika, Fairbanks North Star, United States of America (65.05,-147.44)

Generated: 21/10/25 05:50:20. Forecast: 21/10/25 to 27/10/25. Timezone: UTC-8.00