Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 47%

12:31

23:29

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 OK
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 07:06, Set: 16:42, Transit: 11:54. Moon - Rise: 12:31, Set: 23:29. Civil Dark: 17:12 - 06:36. Nautical Dark: 17:46 - 06:03. Astro Dark: 18:18 - 05:31

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
98
99
98
96
82
68
22
17
0
3
0
0
0
0
0
4
9
4

Low Clouds (% Sky Obscured)

18
17
11
12
10
11
11
15
63
19
21
20
11
10
0
3
0
0
0
0
0
3
7
4

Medium Clouds (% Sky Obscured)

100
100
100
100
95
95
92
93
88
82
42
23
4
2
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
55
50
51
6
6
4
37
48
55
5
33
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
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
1
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)

7
7
7
9
13
14
13
13
13
12
12
11
11
10
10
10
10
10
11
11
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-3
-3
-3
-4
-4
-4
-3
-3
-3
-4
-4
-4
-4
-5
-4
-5
-5
-5
-6
-7
-6
-7
-7

Dew Point (°C)

-4
-5
-6
-6
-7
-8
-8
-8
-8
-8
-8
-8
-7
-7
-8
-7
-7
-8
-8
-8
-9
-8
-8
-8

Relative Humidity (%)

55
55
53
51
46
44
43
42
41
44
45
48
52
55
55
60
60
59
59
57
57
60
61
61

Pressure (mb)

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

Ozone (du)

289
288
288
289
292
294
298
301
304
309
315
316
317
322
321
320
320
323
328
333
338
355
365
374

Friday 28

First Quarter 58%

12:55

00:37

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

Sun - Rise: 07:07, Set: 16:42, Transit: 11:55. Moon - Rise: 12:55, Set: 00:37. Civil Dark: 17:12 - 06:37. Nautical Dark: 17:45 - 06:04. Astro Dark: 18:18 - 05:32

Total Clouds (% Sky Obscured)

8
10
3
12
18
22
69
87
80
22
26
24
17
17
20
19
17
6
19
13
17
3
6
0

Low Clouds (% Sky Obscured)

4
4
3
7
10
12
69
87
78
21
24
20
14
15
17
13
12
6
13
8
11
3
3
0

Medium Clouds (% Sky Obscured)

4
7
0
3
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High 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
2
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
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)

11
11
12
14
16
17
18
17
17
16
15
14
13
13
13
12
11
10
9
9
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-8
-9
-9
-9
-9
-9
-9
-8
-7
-7
-7
-8
-8
-8
-7
-7
-7
-7
-7
-7
-7

Relative Humidity (%)

62
63
60
54
49
45
43
40
41
44
49
54
56
57
55
58
60
64
67
68
68
69
72
72

Pressure (mb)

1015
1016
1016
1017
1017
1018
1018
1018
1018
1019
1020
1021
1022
1023
1024
1024
1025
1026
1026
1027
1028
1029
1029
1030

Ozone (du)

379
376
375
373
370
366
365
352
344
339
338
335
333
333
333
331
332
333
332
329
325
323
319
317

Saturday 29

Waxing Gibbous 69%

13:18

01:47

06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
16 OK
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

Sun - Rise: 07:08, Set: 16:42, Transit: 11:55. Moon - Rise: 13:18, Set: 01:47. Civil Dark: 17:12 - 06:38. Nautical Dark: 17:45 - 06:05. Astro Dark: 18:18 - 05:33

Total Clouds (% Sky Obscured)

10
11
7
8
3
7
16
12
18
21
47
67
97
95
94
100
100
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

0
0
0
4
3
6
10
7
6
0
0
2
3
2
22
39
2
30
35
50
57
63
51
41

Medium Clouds (% Sky Obscured)

0
3
3
0
0
0
0
0
9
16
32
66
69
95
94
100
100
100
100
100
99
99
98
97

High Clouds (% Sky Obscured)

5
6
4
4
0
1
0
4
2
1
2
0
94
29
30
100
100
100
100
98
95
93
75
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
1
1
5
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
Snow
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
4
20
50
32
23
25
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-7
-6
-5
-3
-1
-1
1
2
2
2
-0
-3
-4
-4
-4
-3
-4
-4
-5
-5
-5
-5
-5

Dew Point (°C)

-7
-7
-7
-8
-8
-9
-9
-9
-8
-8
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-6
-6
-2
-2

Relative Humidity (%)

75
76
72
61
51
47
44
42
42
41
50
56
58
60
58
58
57
59
58
58
60
62
81
84

Pressure (mb)

1030
1031
1032
1032
1033
1033
1032
1032
1031
1031
1031
1031
1031
1031
1031
1030
1030
1029
1029
1029
1028
1027
1026
1026

Ozone (du)

316
315
315
316
314
313
311
311
309
308
308
309
308
307
307
305
305
307
311
316
319
319
318
317

Sunday 30

Waxing Gibbous 79%

13:41

03:00

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
05 Bad

Sun - Rise: 07:09, Set: 16:42, Transit: 11:55. Moon - Rise: 13:41, Set: 03:00. Civil Dark: 17:11 - 06:39. Nautical Dark: 17:45 - 06:06. Astro Dark: 18:18 - 05:34

Total Clouds (% Sky Obscured)

97
98
98
99
94
91
88
92
96
100
100
100
100
100
100
100
100
100
100
98
96
92
95
96

Low Clouds (% Sky Obscured)

30
28
27
25
34
42
60
69
76
97
83
76
65
54
37
30
19
10
0
0
0
0
6
12

Medium Clouds (% Sky Obscured)

96
95
95
94
45
42
24
15
13
15
12
8
39
0
0
0
0
24
20
35
47
64
63
81

High Clouds (% Sky Obscured)

44
53
67
76
67
60
55
70
86
100
100
100
100
100
100
100
100
100
100
96
91
77
90
87

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 (%)

9
9
6
3
7
7
7
6
4
2
5
14
4
1
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
10
11
11
11
11
11
11
10
9
9
7
7
9
8
8
8
7
7
6
6
7
7
7

Chance of Frost

Temperature (°C)

1
1
2
2
3
4
5
6
6
7
6
5
5
4
4
3
2
2
1
0
-0
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
71
69
63
60
57
58
61
66
70
75
76
77
71
73
73
73
75
75
78
78
77
78

Pressure (mb)

1025
1024
1024
1023
1023
1022
1021
1020
1020
1020
1020
1021
1021
1023
1024
1024
1025
1025
1026
1026
1027
1027
1027
1028

Ozone (du)

316
316
315
315
315
316
316
318
320
322
324
327
328
331
336
337
338
337
337
337
340
341
343
345

Monday 1

Waxing Gibbous 88%

14:08

04:17

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
05 Bad

Sun - Rise: 07:10, Set: 16:41, Transit: 11:56. Moon - Rise: 14:08, Set: 04:17. Civil Dark: 17:11 - 06:40. Nautical Dark: 17:45 - 06:07. Astro Dark: 18:18 - 05:35

Total Clouds (% Sky Obscured)

98
99
100
98
76
63
58
99
99
99
99
100
100
100
100
100
100
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

18
12
6
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
3
6
4
0
0
0

Medium Clouds (% Sky Obscured)

86
72
62
52
55
53
57
53
59
62
56
54
48
53
57
63
74
86
99
99
100
100
100
100

High Clouds (% Sky Obscured)

87
98
100
97
67
53
34
98
98
97
97
99
100
100
100
100
98
96
94
96
98
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
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
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50
78
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.8
1.2
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-5
-6
-7
-8
-8
-8
-9
-9
-7
-7
-7
-7
-8
-8
-8
-8
-7
-7
-5
-4
-3
-2

Relative Humidity (%)

81
84
79
66
58
51
49
47
45
46
54
60
62
63
63
63
63
63
64
64
75
84
96
98

Pressure (mb)

1028
1029
1029
1030
1030
1030
1029
1029
1028
1028
1028
1028
1029
1029
1029
1029
1028
1028
1027
1027
1026
1025
1025
1024

Ozone (du)

346
347
347
349
348
345
341
341
339
338
339
338
335
335
337
339
341
340
340
339
338
337
337
335

Tuesday 2

Waxing Gibbous 95%

14:39

05:39

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
05 Bad

Sun - Rise: 07:11, Set: 16:41, Transit: 11:56. Moon - Rise: 14:39, Set: 05:39. Civil Dark: 17:11 - 06:41. Nautical Dark: 17:45 - 06:07. Astro Dark: 18:18 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
86
69
51
36

Low Clouds (% Sky Obscured)

0
21
45
67
91
96
99
99
99
100
96
91
87
88
88
89
93
96
100
98
86
69
51
16

Medium Clouds (% Sky Obscured)

100
98
98
98
99
99
100
100
100
100
100
100
100
100
100
99
77
45
18
12
6
5
5
5

High Clouds (% Sky Obscured)

100
99
94
89
95
96
100
100
100
100
100
100
100
88
76
81
77
92
95
98
86
69
51
36

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
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

Frozen rai
Frozen rai
Frozen rai
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Frozen rai
Frozen rai
Frozen rai
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
91
81

Precipitation Amount (mm)

1.7
1.8
1.7
1.6
1.7
2
2.3
1.9
2
1.9
1.7
1.8
1.9
1.4
1.6
1.9
1.6
1.2
1.2
1
0.9
0.8
0.6
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
100
100
100
100
100
98
100
100
100
100
100
100
100
100
98
98
96
94
92
91
91
91

Pressure (mb)

1023
1022
1021
1021
1020
1018
1016
1014
1012
1011
1009
1008
1007
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1007

Ozone (du)

333
331
330
329
329
327
325
323
322
321
321
323
325
328
331
333
336
335
334
333
332
332
331
332

Wednesday 3

Waxing Gibbous 99%

15:18

No Set

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

Sun - Rise: 07:12, Set: 16:41, Transit: 11:57. Moon - Rise: 15:18, Set: No Set. Civil Dark: 17:11 - 06:42. Nautical Dark: 17:45 - 06:08. Astro Dark: 18:18 - 05:36

Total Clouds (% Sky Obscured)

16
15
19
18
16
20
22
34
41
49
59
69
78
65
57
56
71
84
89

Low Clouds (% Sky Obscured)

7
7
7
7
16
20
22
34
41
49
59
69
78
65
41
15
10
5
1

Medium Clouds (% Sky Obscured)

10
9
9
12
13
10
6
7
5
4
7
9
9
10
15
44
55
71
79

High Clouds (% Sky Obscured)

16
15
19
18
16
9
0
0
0
0
0
0
0
0
17
45
54
41
29

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

78
66
54
47
35
22
2
3
2
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
91
89
89
91
89
91
91
91
91
94
94
94
94
94
94
94

Pressure (mb)

1008
1010
1011
1012
1013
1014
1014
1014
1015
1016
1016
1017
1018
1019
1020
1020
1021
1021
1021

Ozone (du)

333
334
333
333
332
328
324
320
318
316
315
313
311
310
310
310
311
311
312

Forecast for Mount Wolf, York, United States of America (40.06,-76.70)

Generated: 27/11/25 06:57:32. Forecast: 27/11/25 to 03/12/25. Timezone: UTC-5.00