Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 10

Waning Gibbous 95%

22:13

08:57

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 Good
07 Good
08 Good
09 Bad
10 Good
11 Bad
12 Bad
13 OK
14 Bad
15 Bad

Sun - Rise: 05:32, Set: 21:55, Transit: 13:42. Moon - Rise: 22:13, Set: 08:57. Civil Dark: 22:57 - 04:31. Nautical Dark: 00:59 - 02:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

92
86
89
96
92
97
97
97
100
90
87
82
70
27
15
6
9
70
5
78
73
41
54
53

Low Clouds (% Sky Obscured)

69
57
55
61
76
91
90
86
100
79
70
60
42
0
0
0
0
6
5
10
36
40
42
41

Medium Clouds (% Sky Obscured)

48
58
59
75
45
67
72
70
82
66
43
38
41
22
10
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

73
60
70
70
65
3
3
3
3
3
3
0
3
3
4
6
6
19
5
18
10
5
12
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
29
46
58
43
28
27
22
22
26
19
7
1
0
0
0
0
0
0
0
3
0
0
0

Precipitation Amount (mm)

0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
12
11
10
14
12
11
10
10
9
9
8
8
7
6
7
7
7
8
7
7
6
9

Chance of Frost

Temperature (°C)

18
17
17
17
17
16
15
14
14
13
13
13
12
11
11
11
12
13
14
16
16
17
18
18

Feels Like (°C)

15
14
14
14
15
12
12
12
11
10
11
11
9
8
8
8
10
12
13
14
15
15
16
16

Dew Point (°C)

10
10
10
11
13
12
11
11
11
10
10
9
8
6
6
5
6
4
2
1
-1
-1
-1
1

Relative Humidity (%)

59
61
62
69
77
75
75
79
80
82
82
79
75
68
69
68
64
51
42
36
31
28
27
31

Pressure (mb)

1003
1003
1004
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

311
310
311
311
311
310
312
312
311
307
306
305
303
303
304
307
309
309
310
310
312
313
315
313

Monday 11

Waning Gibbous 88%

22:06

10:42

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

Sun - Rise: 05:34, Set: 21:52, Transit: 13:42. Moon - Rise: 22:06, Set: 10:42. Civil Dark: 22:53 - 04:35. Nautical Dark: 00:46 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
75
39
65
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86

Low Clouds (% Sky Obscured)

36
29
18
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)

0
0
0
0
0
0
0
28
51
52
77
99
99
99
100
100
100
91
90
87
88
80
73
76

High Clouds (% Sky Obscured)

81
75
39
65
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
59
98
100
97
73

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)

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

Chance of Frost

Temperature (°C)

18
18
18
17
17
15
13
12
11
11
10
10
10
10
10
10
11
12
13
14
15
16
17
17

Feels Like (°C)

15
14
15
14
13
12
9
7
6
6
5
6
6
6
5
6
7
7
8
10
11
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

36
37
35
33
35
39
39
41
40
38
40
42
45
49
52
53
49
43
38
33
29
26
25
23

Pressure (mb)

1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

310
307
306
305
305
307
308
308
309
310
312
312
312
311
307
307
306
305
307
308
307
306
305
304

Tuesday 12

Waning Gibbous 80%

22:00

12:29

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

Sun - Rise: 05:37, Set: 21:49, Transit: 13:42. Moon - Rise: 22:00, Set: 12:29. Civil Dark: 22:49 - 04:38. Nautical Dark: 00:36 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

71
92
87
76
82
98
100
100
69
40
4
5
28
29
29
44
92
96
98
90
78
59
68
60

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
3
3
25
27
23
37
89
77
78
82
70
47
59
45

Medium Clouds (% Sky Obscured)

71
78
69
72
82
86
95
86
34
0
0
0
0
3
7
38
53
73
82
62
56
48
37
44

High Clouds (% Sky Obscured)

37
52
54
72
81
95
100
100
69
40
2
2
2
0
0
0
0
0
0
0
0
0
0
0

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
2
3
2
10

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

Chance of Frost

Temperature (°C)

17
17
17
17
16
14
12
11
10
9
9
8
8
8
8
9
12
13
13
15
17
18
19
20

Feels Like (°C)

12
13
12
11
12
11
8
7
7
6
5
7
6
6
7
8
11
10
11
12
13
15
17
17

Dew Point (°C)

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

Relative Humidity (%)

23
23
22
23
27
33
39
43
45
44
44
45
48
50
51
48
41
41
41
32
29
30
31
32

Pressure (mb)

1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017

Ozone (du)

305
306
306
306
306
306
306
306
307
310
313
315
315
315
315
317
317
317
315
314
315
315
315
315

Wednesday 13

Waning Gibbous 70%

21:54

14:21

16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
23 OK
00 OK
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: 05:40, Set: 21:46, Transit: 13:41. Moon - Rise: 21:54, Set: 14:21. Civil Dark: 22:45 - 04:42. Nautical Dark: 00:27 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
65
71
46
18
21
24
32
43
55
66
77
89
100
95
91
86
90
95
99
99
99
99
99

Low Clouds (% Sky Obscured)

38
41
68
46
18
21
21
32
43
55
66
77
89
100
91
81
72
61
51
41
43
45
47
46

Medium Clouds (% Sky Obscured)

52
59
42
24
9
15
3
6
10
5
4
10
20
30
33
36
41
38
34
32
54
75
92
91

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
2
3
4
4
8
8
4
3
19
43
73
82
84
87
93

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 (%)

10
10
14
15
13
15
8
0
0
0
0
0
0
0
1
2
0
12
13
6
18
23
21
21

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)

7
7
6
5
2
1
2
4
2
3
4
4
4
4
4
4
4
3
3
3
3
2
3
5

Chance of Frost

Temperature (°C)

20
20
20
19
18
17
16
14
13
13
13
12
12
12
11
12
13
15
16
18
20
20
19
18

Feels Like (°C)

18
19
19
17
16
16
14
14
12
12
11
10
11
10
10
11
12
14
16
16
18
19
18
15

Dew Point (°C)

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

Relative Humidity (%)

32
33
33
35
44
49
51
55
57
54
56
60
62
61
63
63
57
50
45
40
37
36
41
49

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014

Ozone (du)

314
315
315
316
317
316
315
313
312
311
309
308
307
306
305
304
303
302
302
303
303
303
303
303

Thursday 14

Waning Gibbous 58%

21:47

No Set

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 OK
11 OK
12 OK
13 Good
14 Good
15 Good

Sun - Rise: 05:43, Set: 21:43, Transit: 13:41. Moon - Rise: 21:47, Set: No Set. Civil Dark: 22:41 - 04:45. Nautical Dark: 00:19 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
99
95
90
85
80
76
71
77
82
88
89
89
90
88
86
84
65
46
27
20
12
4
6

Low Clouds (% Sky Obscured)

45
44
29
15
0
2
5
7
14
21
27
27
27
26
24
22
19
13
6
0
0
0
0
0

Medium Clouds (% Sky Obscured)

95
95
91
87
84
78
73
70
73
78
80
80
83
76
74
73
71
57
43
27
20
10
0
0

High Clouds (% Sky Obscured)

95
97
85
73
63
50
36
25
30
37
39
42
41
39
25
13
8
7
6
5
6
7
4
6

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 (%)

19
12
7
9
1
2
10
9
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
6
6
5
5
4
3
3
3
4
4
4
2
3
3
3
4
4
5
7
8
9
9
10

Chance of Frost

Temperature (°C)

19
19
19
18
17
16
15
15
14
15
15
14
13
12
12
13
15
17
18
18
19
20
20
21

Feels Like (°C)

17
17
17
16
14
14
14
13
13
12
13
12
12
11
11
11
12
12
13
13
14
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

44
42
43
47
53
55
56
61
64
63
58
58
64
69
68
61
53
48
44
41
37
36
36
34

Pressure (mb)

1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016

Ozone (du)

305
305
304
304
305
305
306
306
306
306
305
306
306
306
306
306
307
307
307
308
308
308
309
309

Friday 15

Third Quarter 46%

21:38

16:23

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

Sun - Rise: 05:45, Set: 21:40, Transit: 13:41. Moon - Rise: 21:38, Set: 16:23. Civil Dark: 22:37 - 04:49. Nautical Dark: 00:11 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

7
5
6
7
8
12
12
37
47
35
17
20
24
26
29
33
37
43
47
51
42
32
20
22

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
11
16
13
10
8
12
16
21
30
38
44
31
17
7
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
2
4
6
4
2
1
20
32
20
22

High Clouds (% Sky Obscured)

7
5
6
7
8
12
12
37
43
10
2
2
2
2
1
1
2
2
2
1
27
32
20
22

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)

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

Chance of Frost

Temperature (°C)

20
20
20
19
18
16
15
14
13
12
12
12
11
11
11
13
15
17
17
18
19
19
20
20

Feels Like (°C)

17
18
18
18
17
17
16
15
14
10
10
11
11
11
11
10
11
12
13
13
14
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

34
34
34
38
42
48
50
52
54
55
56
56
59
64
68
60
53
47
43
40
36
33
31
29

Pressure (mb)

1016
1016
1015
1015
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

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

Saturday 16

Waning Crescent 34%

21:23

18:40

16 OK
17 OK
18 OK
19 OK
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: 05:48, Set: 21:37, Transit: 13:41. Moon - Rise: 21:23, Set: 18:40. Civil Dark: 22:33 - 04:52. Nautical Dark: 00:04 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

23
25
33
48
54
61
66
71
69
68
67
80
89
98
99
99
100
100
99
99

Low Clouds (% Sky Obscured)

12
16
27
37
45
40
33
26
35
46
58
52
47
41
49
57
65
56
48
40

Medium Clouds (% Sky Obscured)

23
25
33
48
54
61
66
65
60
55
40
45
51
62
74
87
99
94
90
85

High Clouds (% Sky Obscured)

23
25
15
30
40
56
62
71
69
68
67
80
89
96
97
98
99
96
89
84

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
3
4
4
17
25
29
37
47
51
50
55
60
56
50
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
21
20
19
18
17
16
15
14
14
13
13
13
12
13
13
14
15
15

Feels Like (°C)

16
17
17
18
18
18
17
17
16
11
12
11
11
10
10
9
9
10
9
10

Dew Point (°C)

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

Relative Humidity (%)

28
28
27
31
34
40
43
46
48
50
52
54
55
56
57
56
53
52
50
47

Pressure (mb)

1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

313
312
311
308
305
302
304
306
308
308
307
307
307
308
309
310
311
313
313
314

Forecast for Yellowknife, North Slave Region, Canada (62.45,-114.37)

Generated: 10/08/25 16:46:53. Forecast: 10/08/25 to 16/08/25. Timezone: UTC-6.00