Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Crescent 41%

11:21

22:27

21 Good
22 Good
23 Good
00 Good
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
20 Bad

Sun - Rise: 07:27, Set: 16:48, Transit: 12:07. Moon - Rise: 11:21, Set: 22:27. Civil Dark: 17:18 - 06:57. Nautical Dark: 17:52 - 06:23. Astro Dark: 18:25 - 05:50

Total Clouds (% Sky Obscured)

15
14
7
15
49
75
67
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
4
0
0
4
13
0
0
89
100
100
98
100
100
100
100
100

Medium Clouds (% Sky Obscured)

8
12
0
6
21
37
50
98
82
100
78
100
100
100
99
100
100
99
70
100
100
55
34
57

High Clouds (% Sky Obscured)

5
5
4
5
22
71
36
73
100
100
100
100
100
72
96
61
61
0
0
0
70
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
3
9
9
9
9
9
9
9
9
1
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
Snow
None
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
4
15
15
4
25
70
60
93
95
95
95
95
81

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0
0.6
0.7
2.8
1.8
0.5
0.4

Wind Speed/Direction (mph)

5
5
5
7
6
5
6
6
6
5
3
3
3
4
5
7
8
8
11
10
12
12
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-5
-7
-8
-9
-10
-11
-11
-11
-12
-13
-14
-14
-15
-17
-18
-16
-15
-13
-10
-7
-5
-3
-2

Relative Humidity (%)

65
64
62
61
59
58
57
56
54
52
48
46
43
38
31
28
31
36
45
55
69
84
89
94

Pressure (mb)

1022
1023
1024
1024
1024
1025
1025
1025
1024
1024
1024
1024
1024
1023
1022
1021
1019
1018
1016
1016
1014
1014
1014
1014

Ozone (du)

304
298
294
289
286
283
284
285
284
286
286
285
285
285
286
284
283
283
285
288
289
295
303
304

Friday 26

Waxing Crescent 52%

11:43

23:34

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
20 Bad

Sun - Rise: 07:27, Set: 16:48, Transit: 12:08. Moon - Rise: 11:43, Set: 23:34. Civil Dark: 17:19 - 06:57. Nautical Dark: 17:53 - 06:23. Astro Dark: 18:26 - 05:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
92
90
69
65
83
83
75

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
92
90
62
43
46
50
49

Medium Clouds (% Sky Obscured)

24
32
40
49
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
2
0
4
17
35
45
43

ISS Passover

Visibility (miles)

1
7
4
6
3
1
1
7
6
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

45
33
34
13
6
0
8
1
0
0
0
5
9
10
8
4
2
2
1
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
6
4
2
3
3
4
5
4
3
3
3
3
4
4
5
6
6
6
5
4
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1013
1012
1011
1011
1011
1012
1012
1013
1014
1015
1016
1017
1018
1019
1020
1019
1019
1020
1021
1021
1022
1023
1023
1024

Ozone (du)

308
311
312
309
307
304
303
303
305
306
307
309
310
310
309
308
304
301
299
298
296
297
296
296

Saturday 27

First Quarter 63%

12:07

00:44

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
20 Bad

Sun - Rise: 07:28, Set: 16:49, Transit: 12:08. Moon - Rise: 12:07, Set: 00:44. Civil Dark: 17:19 - 06:57. Nautical Dark: 17:54 - 06:23. Astro Dark: 18:26 - 05:50

Total Clouds (% Sky Obscured)

77
97
91
80
92
95
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
87
74
70
72
50
48
35
2
3
2
3
3
43
78
89
92
92
93
90
87
83
86
89

Medium Clouds (% Sky Obscured)

2
3
16
60
82
88
96
96
100
77
94
100
85
100
100
100
100
100
100
89
100
100
100
100

High Clouds (% Sky Obscured)

21
79
62
43
43
44
47
67
100
100
100
100
49
100
100
100
100
100
100
100
96
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
1
1
1
1
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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
29
36
64
92
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
0.5
0.9
1
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1023
1024
1024
1024
1024
1023
1022
1021
1019
1019
1018
1018
1017
1016
1014
1013

Ozone (du)

295
293
293
294
292
291
291
290
291
291
292
294
297
297
296
294
290
290
290
291
291
292
290
288

Sunday 28

Waxing Gibbous 74%

12:35

01:56

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
20 Bad

Sun - Rise: 07:28, Set: 16:50, Transit: 12:09. Moon - Rise: 12:35, Set: 01:56. 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
100
100
100
100
100
100
100
100
100
100
100
100
98
94
90
84
73
76
74
66

Low Clouds (% Sky Obscured)

91
91
91
81
76
84
73
73
63
70
77
85
91
87
83
76
78
82
85
81
73
72
60
48

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
52
100
55
98
64
100
100
95
90
84
63
38
25
4
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
95
93
99
76
69
81
75
63
9
0
0
0

ISS Passover

Visibility (miles)

0
1
7
9
9
9
9
9
9
9
9
9
9
7
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

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

Precipitation Probability (%)

95
95
95
95
95
90
65
66
74
81
86
95
94
81
70
59
43
31
23
17
12
0
0
0

Precipitation Amount (mm)

1.2
1
0.6
0.7
0.7
0.6
0
0.2
0.3
0.5
0.5
0.6
0.5
0.4
0.3
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
5
5
6
7
8
9
9
9
8
9
11
12
14
15
15
16
19
20
18
18
18

Chance of Frost

Temperature (°C)

2
2
3
4
4
5
6
6
7
8
9
9
10
11
12
12
11
9
8
6
4
2
1
0

Feels Like (°C)

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

Dew Point (°C)

2
2
3
3
4
4
5
5
6
7
7
8
9
10
9
8
8
5
3
1
-1
-3
-4
-6

Relative Humidity (%)

98
96
96
94
94
94
93
91
91
90
90
91
95
93
84
76
80
76
74
70
68
70
66
66

Pressure (mb)

1012
1010
1009
1007
1005
1004
1003
1001
1000
998
998
997
998
997
997
996
996
998
999
1001
1002
1004
1005
1007

Ozone (du)

285
284
285
283
282
285
285
287
289
289
286
288
289
290
291
292
292
299
305
317
327
340
342
343

Monday 29

Waxing Gibbous 84%

13:09

03:13

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

Sun - Rise: 07:28, Set: 16:51, Transit: 12:09. Moon - Rise: 13:09, Set: 03:13. Civil Dark: 17:21 - 06:58. Nautical Dark: 17:55 - 06:24. Astro Dark: 18:28 - 05:51

Total Clouds (% Sky Obscured)

71
74
75
10
8
23
29
40
42
49
56
55
51
39
34
31
20
10
3
31
60
68
73
85

Low Clouds (% Sky Obscured)

39
30
22
9
6
3
0
8
17
25
30
33
38
37
31
27
20
10
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
26
44
61
68
77

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
3
4
3
17
30
45
65
85

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
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-9
-11
-11
-11
-11
-11
-11
-12
-12
-12
-11
-11
-11
-11
-11
-9
-9
-8
-8
-8
-9
-9

Dew Point (°C)

-6
-7
-7
-9
-10
-11
-11
-11
-11
-11
-12
-11
-12
-12
-12
-12
-12
-11
-11
-10
-10
-10
-10
-10

Relative Humidity (%)

66
66
64
59
58
58
58
58
58
59
58
55
52
49
48
45
43
44
46
49
51
53
56
56

Pressure (mb)

1007
1008
1009
1010
1011
1012
1012
1013
1014
1015
1015
1016
1017
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

345
347
350
350
354
354
355
356
354
351
348
350
351
353
356
358
361
364
368
371
373
375
377
372

Tuesday 30

Waxing Gibbous 81%

13:51

04:32

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 OK
17 OK
18 OK
19 Bad
20 Bad

Sun - Rise: 07:28, Set: 16:51, Transit: 12:10. Moon - Rise: 13:51, Set: 04:32. Civil Dark: 17:22 - 06:58. Nautical Dark: 17:56 - 06:24. Astro Dark: 18:29 - 05:51

Total Clouds (% Sky Obscured)

100
83
66
51
53
57
59
60
63
58
56
53
53
73
77
79
74
64
48
40
38
38
56
71

Low Clouds (% Sky Obscured)

1
5
5
4
13
19
27
27
28
28
32
36
40
52
65
77
74
64
48
39
13
5
12
18

Medium Clouds (% Sky Obscured)

100
83
66
51
53
57
59
60
63
58
56
48
28
14
3
0
0
0
0
0
0
0
2
3

High Clouds (% Sky Obscured)

100
69
34
1
1
2
0
0
0
1
1
0
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
2
3
3
3
2
0
0
0
0
1
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-10
-10
-10
-9
-9
-9
-9
-9
-9
-8
-8
-8
-7
-7
-7
-6
-6
-6
-5
-5
-5
-5

Relative Humidity (%)

57
56
56
58
58
59
60
62
62
60
61
60
57
54
53
51
48
51
53
55
59
64
69
68

Pressure (mb)

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

Ozone (du)

367
362
362
362
362
352
342
332
327
322
317
315
313
311
312
313
314
317
319
321
317
312
307
307

Wednesday 31

Waxing Gibbous 92%

14:46

05:50

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

Sun - Rise: 07:28, Set: 16:52, Transit: 12:10. Moon - Rise: 14:46, Set: 05:50. Civil Dark: 17:23 - 06:58. Nautical Dark: 17:56 - 06:24. Astro Dark: 18:29 - 05:51

Total Clouds (% Sky Obscured)

87
88
79
70
64
72
82
87
93
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
39
51
49
8
3
0
26
51
77
71
65
60
70
80
90

Medium Clouds (% Sky Obscured)

5
3
1
0
15
31
48
49
59
66
89
94
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
33
67
100
100
100
100
97
94
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
5
3
2
1

Fog (%)

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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

1
4
5
3
7
5
0
0
0
0
21
31
42
54
61
65

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
71
71
69
69
66
65
66
68
70
66
65
63
72
79

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1019
1018
1018
1018
1016
1015

Ozone (du)

308
308
307
305
304
303
302
301
302
303
305
307
310
312
312
313

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

Generated: 25/12/25 21:21:43. Forecast: 25/12/25 to 31/12/25. Timezone: UTC-5.00