Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

New Moon 0%

07:23

15:18

12 Good
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: 07:24, Set: 16:43, Transit: 12:03. Moon - Rise: 07:23, Set: 15:18. Civil Dark: 17:14 - 06:54. Nautical Dark: 17:48 - 06:20. Astro Dark: 18:21 - 05:47

Total Clouds (% Sky Obscured)

9
53
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
91

Low Clouds (% Sky Obscured)

1
7
12
12
20
23
41
46
71
67
75
74
84
93
90
91
95
100
100
98
88
86
87
91

Medium Clouds (% Sky Obscured)

9
36
32
2
22
63
97
97
100
100
100
100
100
100
100
100
100
98
98
100
100
88
84
28

High Clouds (% Sky Obscured)

0
5
84
100
100
100
100
100
100
100
100
100
100
100
100
98
91
48
80
48
2
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
9
6
7
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
95
95
91
95
27
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.5
2.5
1.1
0.5
0.9
0.8
1.4
2
3
1.7
0.6
0.7
0.4
0.7
0
0

Wind Speed/Direction (mph)

7
9
9
8
7
5
5
5
5
6
7
8
10
12
13
15
15
17
9
8
12
9
10
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
1
3
4
4
4
4
5
5
5
6
6
7
8
9
10
11
12
14
14
13
9
9
8

Relative Humidity (%)

64
67
72
76
84
89
89
83
82
83
87
91
96
100
100
99
96
95
95
93
92
83
88
83

Pressure (mb)

1023
1022
1020
1020
1019
1019
1018
1018
1017
1016
1014
1012
1010
1008
1006
1004
1001
999
996
995
997
997
998
998

Ozone (du)

284
285
284
285
285
285
284
281
280
277
276
273
274
276
280
282
284
286
289
294
299
306
315
320

Saturday 20

Waxing Crescent 0%

08:15

16:06

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

Sun - Rise: 07:25, Set: 16:44, Transit: 12:04. Moon - Rise: 08:15, Set: 16:06. Civil Dark: 17:14 - 06:54. Nautical Dark: 17:48 - 06:20. Astro Dark: 18:21 - 05:47

Total Clouds (% Sky Obscured)

99
92
39
44
34
88
75
19
3
3
3
3
47
18
71
42
33
30
51
45
50
65
65
85

Low Clouds (% Sky Obscured)

97
91
20
34
28
88
75
14
3
3
3
3
3
3
3
3
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
72
13
15
2
0
0
0
0
0
0
0
0
11
1
42
6
9
6
8
8
0
60
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
47
0
65
3
33
30
51
45
50
45
55
80

ISS Passover

Visibility (miles)

9
3
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

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

Precipitation Probability (%)

62
64
17
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.4
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)

13
17
20
21
20
18
17
17
17
16
15
14
13
12
9
8
7
6
5
4
4
4
4
5

Chance of Frost

Temperature (°C)

11
10
7
5
2
0
-1
-1
-2
-3
-3
-4
-4
-4
-4
-4
-4
-5
-5
-5
-6
-4
-2
0

Feels Like (°C)

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

Dew Point (°C)

8
7
1
-1
-4
-6
-7
-8
-9
-10
-10
-11
-10
-10
-10
-10
-10
-10
-10
-10
-11
-13
-12
-12

Relative Humidity (%)

80
83
66
68
63
65
63
61
59
58
58
58
59
60
60
61
62
65
66
66
63
51
44
39

Pressure (mb)

997
998
1000
1003
1006
1008
1010
1011
1013
1014
1015
1017
1018
1019
1021
1022
1022
1023
1024
1025
1025
1025
1025
1025

Ozone (du)

322
329
333
336
339
342
338
325
317
316
311
305
299
297
297
297
295
293
291
291
289
290
290
288

Sunday 21

Waxing Crescent 1%

08:59

17:01

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 Bad
22 OK
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: 07:25, Set: 16:44, Transit: 12:04. Moon - Rise: 08:59, Set: 17:01. Civil Dark: 17:15 - 06:55. Nautical Dark: 17:49 - 06:21. Astro Dark: 18:22 - 05:48

Total Clouds (% Sky Obscured)

100
100
95
100
95
92
26
33
21
60
43
61
72
100
100
100
100
100
100
100
100
63
100
47

Low Clouds (% Sky Obscured)

0
0
0
0
17
56
0
0
0
0
0
0
3
4
0
4
4
4
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
75
60
72
93
83
25
16
20
57
13
27
35
70
51
78
100
100
100
99
45
50
39
0

High Clouds (% Sky Obscured)

100
100
89
100
67
67
6
33
1
5
16
20
20
100
100
100
100
100
100
100
100
63
100
33

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
3
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
8
8
8
8
7
8
8
9
10
10
11
11
9
7
6
6
6
6
7
7
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-11
-9
-7
-6
-6
-6
-7
-7
-7
-7
-6
-5
-5
-4
-4
-4
-4
-3
-2
-3
-4
-5
-5

Relative Humidity (%)

35
36
41
45
48
55
58
58
58
55
55
58
59
63
68
69
67
70
74
78
73
63
53
50

Pressure (mb)

1023
1022
1020
1020
1020
1019
1019
1019
1018
1017
1016
1016
1015
1015
1016
1016
1016
1016
1017
1018
1019
1020
1020
1021

Ozone (du)

288
288
288
288
288
287
286
284
282
282
281
280
279
278
279
278
278
279
281
282
284
288
291
294

Monday 22

Waxing Crescent 3%

09:37

18:03

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

Sun - Rise: 07:26, Set: 16:45, Transit: 12:05. Moon - Rise: 09:37, Set: 18:03. Civil Dark: 17:15 - 06:55. Nautical Dark: 17:49 - 06:21. Astro Dark: 18:22 - 05:48

Total Clouds (% Sky Obscured)

1
10
3
48
51
36
5
31
40
3
2
2
2
2
2
2
3
5
1
1
1
2
26
77

Low Clouds (% Sky Obscured)

0
4
2
35
51
36
5
31
40
2
2
2
2
2
2
1
1
0
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
0
0
0
19
38

High Clouds (% Sky Obscured)

1
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
25

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
1
0
0
-3
-5
-6
-6
-8
-10
-9
-10
-10
-10
-10
-10
-10
-10
-11
-10
-9
-8
-6
-5

Dew Point (°C)

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

Relative Humidity (%)

45
45
47
51
54
60
60
58
64
58
58
60
60
60
61
60
61
63
64
67
67
61
51
43

Pressure (mb)

1020
1020
1021
1022
1023
1024
1026
1028
1029
1030
1031
1032
1032
1032
1033
1034
1034
1035
1035
1036
1037
1037
1037
1036

Ozone (du)

294
296
296
299
304
309
312
315
316
319
322
322
320
315
315
314
312
312
310
307
307
307
308
310

Tuesday 23

Waxing Crescent 7%

10:08

19:08

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: 07:26, Set: 16:45, Transit: 12:05. Moon - Rise: 10:08, Set: 19:08. Civil Dark: 17:16 - 06:56. Nautical Dark: 17:50 - 06:22. Astro Dark: 18:23 - 05:49

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
0
3
10
10
11
17
13
27
50
65
57
51
46
48
49
51
56
61
68
75
82

Medium Clouds (% Sky Obscured)

89
79
90
97
95
94
91
95
97
100
99
98
97
96
94
93
93
92
92
96
98
100
98
96

High Clouds (% Sky Obscured)

30
26
37
33
27
21
20
20
20
23
18
18
49
70
83
96
88
86
87
93
96
100
93
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
9
9
9
3
9
1
3
1
1
7
4
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
Snow
None
Snow
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
3
22
22
26
30
21
25
36
48
45
53
38
31
31
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0.1
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-11
-11
-11
-9
-9
-9
-9
-9
-9
-9
-8
-9
-10
-10
-9
-9
-8
-8
-8
-7
-6
-4
-3

Relative Humidity (%)

40
39
39
40
48
49
50
50
51
52
53
56
55
49
50
51
52
54
55
57
59
62
70
74

Pressure (mb)

1035
1034
1034
1033
1033
1033
1034
1034
1033
1033
1032
1032
1032
1031
1030
1030
1029
1028
1028
1027
1027
1027
1026
1025

Ozone (du)

309
307
305
303
302
301
302
301
299
299
297
294
293
293
292
291
290
291
292
293
294
294
295
295

Wednesday 24

Waxing Crescent 13%

10:34

20:14

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 OK
10 OK
11 OK

Sun - Rise: 07:27, Set: 16:46, Transit: 12:06. Moon - Rise: 10:34, Set: 20:14. Civil Dark: 17:16 - 06:56. Nautical Dark: 17:50 - 06:22. Astro Dark: 18:23 - 05:49

Total Clouds (% Sky Obscured)

98
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
69
44
35
25

Low Clouds (% Sky Obscured)

88
93
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
69
44
35
25

Medium Clouds (% Sky Obscured)

93
95
94
95
72
87
73
73
74
85
85
85
95
95
95
91
77
58
50
33
15
4
2
2

High Clouds (% Sky Obscured)

78
63
62
65
4
4
69
74
80
90
93
98
99
99
99
99
96
87
76
62
64
44
35
25

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 (%)

12
15
15
15
10
10
2
10
11
8
14
15
13
12
10
3
4
4
2
6
5
3
4
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
71
74
78
80
83
86
89
93
94
94
96
96
93
91
89
86
83
82
79
73
71
67

Pressure (mb)

1024
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1024
1025
1026
1025

Ozone (du)

294
294
291
292
295
297
298
299
300
300
300
299
297
295
294
293
292
294
297
299
297
295
293
292

Thursday 25

Waxing Crescent 21%

10:58

21:21

12 OK
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
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: 07:27, Set: 16:46, Transit: 12:06. Moon - Rise: 10:58, Set: 21:21. Civil Dark: 17:17 - 06:56. Nautical Dark: 17:51 - 06:22. Astro Dark: 18:24 - 05:49

Total Clouds (% Sky Obscured)

20
30
43
56
60
63
55
47
39
35
62
78
97
95
92
95
98
99
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

20
30
43
56
60
63
55
47
39
35
55
53
52
49
46
46
53
89
100
100
100
99
98
98

Medium Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
0
5
6
9
34
60
86
91
95
100
98
96
94
77
61

High Clouds (% Sky Obscured)

0
0
2
3
2
1
0
1
2
4
32
66
97
68
36
5
7
10
12
20
27
34
56
78

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
Very Light Rain
None

Precipitation Probability (%)

1
1
0
0
0
0
0
0
0
0
0
0
0
3
5
5
16
22
27
36
46
56
57
52

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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
5
5
5
6
6
6
2
2
1
1
0
-1
-2
-2
-2
-1
-2
-1
1
0
-0
-0

Dew Point (°C)

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

Relative Humidity (%)

64
62
64
67
71
75
79
83
83
84
84
84
86
86
84
81
80
82
83
83
86
89
93
93

Pressure (mb)

1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1026
1025

Ozone (du)

291
289
290
291
292
292
293
293
291
289
287
287
287
287
286
286
286
286
286
286
284
282
281
278

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

Generated: 19/12/25 06:59:43. Forecast: 19/12/25 to 25/12/25. Timezone: UTC-5.00