Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waxing Crescent 41%

11:43

23:34

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:27, Set: 16:48, Transit: 12:07. Moon - Rise: 11:43, Set: 23:34. Civil Dark: 17:18 - 06:57. Nautical Dark: 17:52 - 06:23. Astro Dark: 18:25 - 05:50

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
100
100
100

Low Clouds (% Sky Obscured)

94
100
100
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
100
100
100

Medium Clouds (% Sky Obscured)

99
100
85
100
98
100
55
54
61
45
39
40
39
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

53
55
0
2
0
60
44
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

9
2
6
2
3
9
2
0
1
5
9
9
9
0
0
0
0
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
48
1
9
4
0
1
0
0
0

Precipitation Type

None
Snow
Frozen rai
Ice pellet
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

40
75
71
90
95
95
95
95
95
57
45
30
16
1
1
0
1
0
0
3
11
15
11
9

Precipitation Amount (mm)

0
0.5
0.2
0.5
0.7
1.6
1.9
1.5
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
8
8
12
14
10
8
8
8
5
3
3
4
4
5
6
5
5
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-17
-15
-13
-9
-6
-5
-5
-2
-2
-1
-1
-0
-0
-1
-1
-1
-2
-2
-2
-2
-2
-2
-1
-1

Relative Humidity (%)

30
36
41
59
72
82
81
91
92
96
94
98
100
100
100
100
98
96
96
94
92
92
94
92

Pressure (mb)

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

Ozone (du)

278
277
276
278
282
287
294
302
305
309
314
312
312
306
301
300
298
300
301
300
302
302
300
301

Saturday 27

First Quarter 52%

12:07

00:44

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:28, Set: 16:48, Transit: 12:08. Moon - Rise: 12:07, Set: 00:44. Civil Dark: 17:19 - 06:57. Nautical Dark: 17:53 - 06:23. Astro Dark: 18:26 - 05:50

Total Clouds (% Sky Obscured)

100
97
100
100
98
98
98
97
87
83
59
62
75
70
67
94
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

100
95
100
100
98
98
98
97
53
32
23
16
14
14
19
19
20
17
5
4
4
9
16
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
2
5
22
39
34
30
51
95
97
99
98
91
69
100

High Clouds (% Sky Obscured)

3
0
0
2
3
46
6
45
50
56
22
20
38
29
26
79
100
100
100
76
100
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
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
6
3
13
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
89
92
91
92
92
91
89
89
89
91
91
89
89
89
89
89
89
89
89
84
83
81

Pressure (mb)

1020
1020
1020
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023

Ozone (du)

299
296
292
291
291
290
290
290
289
289
288
288
289
288
287
285
283
283
284
284
285
287
290
291

Sunday 28

Waxing Gibbous 63%

12:07

01:56

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:28, Set: 16:49, Transit: 12:08. Moon - Rise: 12:07, Set: 01:56. Civil Dark: 17:19 - 06:58. Nautical Dark: 17:54 - 06:24. Astro Dark: 18:26 - 05:51

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

15
18
18
93
95
86
90
94
96
86
64
43
43
54
47
55
44
77
71
44
50
62
68
74

Medium Clouds (% Sky Obscured)

100
100
98
100
100
100
99
97
100
100
97
100
100
100
100
93
100
100
100
100
100
76
97
94

High Clouds (% Sky Obscured)

100
79
53
100
99
100
100
100
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
3
4
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None

Precipitation Probability (%)

5
8
0
10
48
85
95
95
66
29
30
2
1
1
1
2
6
1
7
37
52
61
66
50

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.8
0.7
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0.3
0

Wind Speed/Direction (mph)

5
5
5
5
5
4
5
6
7
8
8
8
8
7
7
8
9
9
9
10
11
12
13
16

Chance of Frost

Temperature (°C)

1
2
2
2
2
1
1
1
2
2
3
3
4
4
5
6
7
8
8
9
9
10
11
12

Feels Like (°C)

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

Dew Point (°C)

-2
-1
-1
0
0
0
1
1
1
1
1
2
3
3
4
5
6
6
7
7
8
8
8
10

Relative Humidity (%)

83
81
82
86
89
93
94
96
96
94
91
89
91
93
93
93
93
91
91
90
90
88
83
87

Pressure (mb)

1021
1020
1019
1018
1017
1017
1016
1014
1013
1011
1010
1008
1007
1005
1004
1003
1001
1000
998
997
996
996
995
995

Ozone (du)

290
291
291
291
292
290
290
289
288
284
285
282
280
281
280
279
280
280
277
278
276
276
277
281

Monday 29

Waxing Gibbous 74%

12:35

03:13

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:28, Set: 16:50, Transit: 12:09. Moon - Rise: 12:35, Set: 03:13. Civil Dark: 17:20 - 06:58. Nautical Dark: 17:54 - 06:24. Astro Dark: 18:27 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
76
65
57
66
85
80
81
82
82
77
69
51
74
80
85
76
54
53
59
61

Low Clouds (% Sky Obscured)

68
79
85
100
76
65
57
66
79
71
73
75
76
65
56
38
55
66
74
69
54
53
59
60

Medium Clouds (% Sky Obscured)

89
82
77
23
20
17
11
6
3
0
0
0
0
0
0
0
0
25
15
1
0
0
0
0

High Clouds (% Sky Obscured)

100
69
62
42
16
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
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 (%)

50
49
31
8
13
7
6
7
7
4
5
3
0
0
0
0
1
2
1
1
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)

16
19
20
21
20
19
18
18
18
18
18
18
19
19
19
20
19
19
19
19
19
19
19
19

Chance of Frost

Temperature (°C)

13
13
12
9
6
5
3
2
1
-1
-1
-2
-2
-2
-3
-3
-4
-3
-3
-3
-3
-3
-2
-1

Feels Like (°C)

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

Dew Point (°C)

10
11
8
4
2
-1
-3
-4
-6
-6
-8
-8
-9
-9
-10
-11
-11
-10
-10
-10
-11
-11
-12
-12

Relative Humidity (%)

84
86
77
68
74
69
65
65
64
65
61
61
59
58
57
56
58
60
59
58
55
51
48
45

Pressure (mb)

994
993
993
994
996
997
998
999
1000
1001
1002
1002
1002
1003
1003
1004
1005
1005
1006
1006
1007
1008
1009
1009

Ozone (du)

285
288
298
303
307
316
321
332
340
347
346
352
357
356
361
364
366
367
361
365
370
373
369
368

Tuesday 30

Waxing Gibbous 84%

13:09

04:32

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

Sun - Rise: 07:28, Set: 16:51, Transit: 12:09. Moon - Rise: 13:09, Set: 04:32. Civil Dark: 17:21 - 06:58. Nautical Dark: 17:55 - 06:24. Astro Dark: 18:28 - 05:51

Total Clouds (% Sky Obscured)

64
63
60
64
81
87
95
76
58
25
56
40
69
25
29
36
46
62
78
78
67
41
50
51

Low Clouds (% Sky Obscured)

60
47
34
25
33
40
46
34
15
0
12
24
37
13
20
29
42
54
67
70
67
41
35
46

Medium Clouds (% Sky Obscured)

0
0
0
0
15
35
50
30
21
1
19
37
51
5
3
2
6
12
18
15
11
7
18
29

High Clouds (% Sky Obscured)

0
0
0
4
1
2
3
6
57
21
44
4
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
43
44
47
50
54
55
55
56
55
56
56
57
63
61
62
62
62
64
64
58
54
49
48

Pressure (mb)

1008
1008
1008
1009
1009
1010
1011
1011
1011
1011
1011
1011
1010
1010
1012
1012
1013
1013
1013
1014
1014
1014
1015
1014

Ozone (du)

377
394
418
442
443
448
443
427
422
414
406
396
389
379
369
359
349
343
337
331
328
324
321
322

Wednesday 31

Waxing Gibbous 92%

13:51

05:50

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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: 07:28, Set: 16:51, Transit: 12:10. Moon - Rise: 13:51, Set: 05:50. Civil Dark: 17:22 - 06:58. Nautical Dark: 17:56 - 06:24. Astro Dark: 18:29 - 05:51

Total Clouds (% Sky Obscured)

67
80
91
100
94
89
83
74
58
43
55
70
86
86
86
93
90
92
93
94
95
96
92
87

Low Clouds (% Sky Obscured)

57
67
65
45
42
43
43
33
23
13
35
57
79
76
70
50
9
11
15
44
72
96
92
87

Medium Clouds (% Sky Obscured)

39
56
77
95
84
65
36
23
17
10
36
65
86
86
86
93
90
92
93
91
90
90
70
47

High Clouds (% Sky Obscured)

0
24
50
100
67
33
2
26
33
43
55
70
86
86
86
93
90
92
93
63
35
10
3
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
8

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
1
1
0
2
2
1
1
1
0
7
9
6
17
23
28
26
22
19
20
17
7
13
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
47
51
55
58
64
71
78
74
70
67
66
64
63
61
60
59
57
56
56
55
53
52
56

Pressure (mb)

1013
1012
1012
1012
1012
1012
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1011

Ozone (du)

323
324
323
321
320
320
319
319
316
314
312
311
310
309
311
312
313
315
317
319
324
328
333
331

Thursday 1

Waxing Gibbous 98%

14:46

07:01

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

Sun - Rise: 07:28, Set: 16:52, Transit: 12:10. Moon - Rise: 14:46, Set: 07:01. Civil Dark: 17:23 - 06:58. Nautical Dark: 17:56 - 06:24. Astro Dark: 18:29 - 05:51

Total Clouds (% Sky Obscured)

81
66
40
35
24
18
14
11
8
3
3
2
2
3
4
6
5
5
5

Low Clouds (% Sky Obscured)

81
66
40
35
24
18
14
10
5
1
1
1
1
2
3
4
4
4
4

Medium Clouds (% Sky Obscured)

28
20
11
3
2
1
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
1
1
1
1
0
0
0
0

ISS Passover

Visibility (miles)

6
5
6
8
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

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
19
19
20
17
13
9
9
6
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-1
-0
-1
-2
-3
-4
-6
-6
-7
-8
-8
-8
-8
-8
-8
-8
-9
-9

Feels Like (°C)

-7
-7
-5
-5
-5
-6
-5
-6
-12
-12
-12
-12
-12
-13
-13
-13
-13
-13
-13

Dew Point (°C)

-7
-7
-7
-7
-8
-10
-11
-12
-13
-14
-15
-15
-15
-15
-15
-15
-15
-15
-15

Relative Humidity (%)

61
63
62
62
61
59
60
60
58
58
57
58
58
58
58
58
59
58
59

Pressure (mb)

1011
1010
1011
1011
1012
1013
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

329
327
328
329
329
348
367
385
396
406
416
422
428
434
434
434
435
434
433

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

Generated: 26/12/25 12:33:20. Forecast: 26/12/25 to 01/01/26. Timezone: UTC-5.00