Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waxing Crescent 41%

10:59

23:12

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:13, Set: 16:19, Transit: 11:46. Moon - Rise: 10:59, Set: 23:12. Civil Dark: 16:50 - 06:41. Nautical Dark: 17:26 - 06:06. Astro Dark: 18:00 - 05:32

Total Clouds (% Sky Obscured)

81
76
96
97
100
100
89
100
100
100
100
100
100
100
100
100
100
100
100
98
98
88
89
65

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
1
44
86
100
100
97
79
78
74
72
73
74
74
71
80
34

Medium Clouds (% Sky Obscured)

3
76
96
95
98
97
89
93
85
100
100
100
100
100
100
100
88
100
100
86
87
74
27
23

High Clouds (% Sky Obscured)

45
76
96
97
100
96
39
100
100
100
100
100
100
100
100
100
91
100
100
0
0
5
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
2
1
1
1
0
0
0
0
0
0
0
1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
20
46
95
95
95
92
69
57
48
42
33
25
21
8
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.6
1
0.7
0.6
0.3
0.2
0.2
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-12
-11
-10
-9
-9
-10
-10
-10
-10
-10
-10
-10
-10
-10
-11
-11
-12
-12
-12
-13
-13
-12
-11

Dew Point (°C)

-24
-24
-23
-22
-21
-22
-21
-21
-20
-19
-17
-15
-10
-9
-9
-8
-9
-9
-9
-9
-10
-10
-10
-10

Relative Humidity (%)

28
26
26
26
26
26
27
29
32
35
38
49
77
82
87
90
88
88
88
90
88
85
80
74

Pressure (mb)

1023
1022
1022
1021
1020
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1019
1020
1020
1021
1022

Ozone (du)

316
316
316
317
318
318
319
322
325
324
324
324
322
327
330
336
337
344
351
352
356
360
366
363

Saturday 27

First Quarter 52%

11:20

00:23

11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 Good
17 Good
18 Good
19 Good
20 Good
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 OK
10 OK

Sun - Rise: 07:13, Set: 16:19, Transit: 11:46. Moon - Rise: 11:20, Set: 00:23. Civil Dark: 16:51 - 06:41. Nautical Dark: 17:27 - 06:06. Astro Dark: 18:01 - 05:32

Total Clouds (% Sky Obscured)

53
54
58
59
34
9
8
6
5
2
2
3
2
2
2
2
2
3
3
16
3
3
48
36

Low Clouds (% Sky Obscured)

26
7
14
15
10
2
2
1
1
0
0
1
0
0
0
1
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
17
12
7
0
2
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
3
3
12
2
1
24
36

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 (%)

2
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)

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

Chance of Frost

Temperature (°C)

-5
-5
-4
-4
-4
-5
-6
-6
-6
-7
-7
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-7
-4
-2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
64
60
61
63
73
84
89
89
90
92
89
89
90
87
85
77
70
70
70
70
62
47
41

Pressure (mb)

1021
1021
1021
1021
1020
1020
1021
1021
1021
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1020
1021
1021
1021

Ozone (du)

361
358
361
365
362
361
360
360
359
360
357
356
356
356
356
353
350
347
343
344
342
338
336
335

Sunday 28

Waxing Gibbous 63%

11:42

01:37

11 Bad
12 Good
13 OK
14 Good
15 Good
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

Sun - Rise: 07:13, Set: 16:20, Transit: 11:47. Moon - Rise: 11:42, Set: 01:37. Civil Dark: 16:52 - 06:42. Nautical Dark: 17:27 - 06:06. Astro Dark: 18:01 - 05:32

Total Clouds (% Sky Obscured)

76
12
25
5
9
60
100
100
92
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
2
2
2
30
25
78
83
92
91
98
100
98
96
94
90

Medium Clouds (% Sky Obscured)

0
0
0
3
3
53
61
14
13
18
96
100
100
100
100
100
100
100
100
100
99
99
99
99

High Clouds (% Sky Obscured)

72
10
6
0
1
39
100
100
81
85
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
3
4
2
0
0
0
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
Light Rain
Frozen rai
Frozen rai
Frozen rai
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
36
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.6
2
1.4
1.4
1.7
1.8
1.6
1.8
1.5
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-10
-9
-7
-4
-3
-2
-3
-3
-4
-4
-4
-4
-4
-3
-1
-0
1
1
2
4
4
4
5

Relative Humidity (%)

40
41
40
47
58
75
87
89
89
86
86
84
80
78
81
92
98
100
100
100
100
100
100
100

Pressure (mb)

1019
1018
1017
1017
1017
1016
1016
1015
1015
1014
1013
1012
1011
1010
1009
1008
1007
1005
1003
1001
1000
998
997
996

Ozone (du)

333
332
331
329
328
326
327
328
329
328
326
326
326
325
324
323
319
317
315
315
315
315
315
313

Monday 29

Waxing Gibbous 74%

12:08

02:56

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 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:14, Set: 16:21, Transit: 11:47. Moon - Rise: 12:08, Set: 02:56. Civil Dark: 16:53 - 06:42. Nautical Dark: 17:28 - 06:06. Astro Dark: 18:02 - 05:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
93
87
82
77
72
60
72
74
83
67
34
59
74
81
78
75
69
60

Low Clouds (% Sky Obscured)

85
82
86
89
92
88
85
82
75
66
60
55
66
69
71
66
34
59
69
73
71
70
69
60

Medium Clouds (% Sky Obscured)

93
58
63
69
96
91
81
70
63
12
15
9
3
0
0
0
1
0
5
81
78
75
55
42

High Clouds (% Sky Obscured)

100
100
100
100
100
67
33
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
1
0
0
8
9
9
9
0
1
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
62
53
38
39
24
14
24
22
3
0
0
0
1
11
0
0
0
0

Precipitation Amount (mm)

0.7
0.6
0.6
1.1
0.7
1.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
8
9
9
7
8
10
12
15
15
14
14
15
14
14
15
15
15
16
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
98
98
98
98
98
98
90
85
71
81
87
84
74
69
70
70
73
68
69
64
62

Pressure (mb)

994
992
991
990
989
988
987
986
986
985
986
986
987
987
988
989
989
990
990
990
991
991
992
993

Ozone (du)

310
308
307
306
305
311
316
320
327
329
330
337
346
347
354
363
361
360
360
368
364
366
373
380

Tuesday 30

Waxing Gibbous 84%

12:39

04:17

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

Sun - Rise: 07:14, Set: 16:22, Transit: 11:48. Moon - Rise: 12:39, Set: 04:17. Civil Dark: 16:53 - 06:42. Nautical Dark: 17:29 - 06:07. Astro Dark: 18:03 - 05:33

Total Clouds (% Sky Obscured)

53
47
40
44
42
36
25
23
69
84
99
90
85
83
72
91
100
78
57
36
26
15
4
15

Low Clouds (% Sky Obscured)

51
46
37
35
32
30
25
23
30
31
33
31
30
32
14
22
28
18
12
4
2
1
0
10

Medium Clouds (% Sky Obscured)

5
7
5
14
0
0
0
0
18
30
53
41
28
16
37
30
35
23
10
1
2
1
1
12

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
33
67
99
67
32
0
15
49
74
49
25
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 (%)

1
9
0
2
0
0
0
0
0
0
0
1
0
0
1
1
0
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-9
-9
-10
-10
-11
-11
-10
-11
-12
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-10
-10
-9

Dew Point (°C)

-9
-9
-9
-10
-10
-11
-11
-12
-11
-11
-10
-10
-10
-11
-11
-11
-11
-11
-11
-12
-12
-12
-12
-12

Relative Humidity (%)

60
59
57
55
56
57
55
55
58
59
62
63
61
57
58
58
58
58
57
55
54
51
48
47

Pressure (mb)

993
993
993
994
994
995
996
998
998
999
1000
1000
1000
1001
1001
1002
1003
1003
1004
1005
1005
1006
1007
1007

Ozone (du)

383
389
390
394
406
415
425
436
443
442
440
436
441
439
433
425
417
408
402
395
388
381
374
367

Wednesday 31

Waxing Gibbous 92%

13:20

05:37

11 OK
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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:14, Set: 16:22, Transit: 11:48. Moon - Rise: 13:20, Set: 05:37. Civil Dark: 16:54 - 06:42. Nautical Dark: 17:29 - 06:07. Astro Dark: 18:04 - 05:33

Total Clouds (% Sky Obscured)

25
34
52
67
84
81
76
83
71
60
61
72
70
60
71
83
99
99
100
100
97
94
92
87

Low Clouds (% Sky Obscured)

20
31
37
42
47
43
39
35
35
34
34
44
54
60
70
75
80
82
84
79
53
35
40
59

Medium Clouds (% Sky Obscured)

22
33
52
67
84
70
59
83
71
60
46
43
40
41
29
13
0
24
48
72
81
91
92
87

High Clouds (% Sky Obscured)

0
0
13
28
42
28
14
0
0
0
0
0
0
0
0
0
5
10
20
30
29
23
22
37

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
2
3
1
12
17
19
17
12
4
3
2
0
4
6
8
11
12
11
17

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-9
-8
-8
-8
-8
-7
-7
-7
-6
-6
-6
-6
-6
-6
-6
-7
-7
-7
-8
-8
-7
-6
-5

Relative Humidity (%)

48
50
51
52
54
57
60
64
68
71
75
76
78
76
78
78
76
75
73
72
69
67
63
59

Pressure (mb)

1007
1006
1006
1006
1006
1007
1007
1008
1008
1008
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

360
352
345
343
340
337
337
338
338
336
333
331
330
329
327
324
322
319
320
321
322
324
326
328

Thursday 1

Waxing Gibbous 97%

14:13

06:48

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 OK
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 07:14, Set: 16:23, Transit: 11:49. Moon - Rise: 14:13, Set: 06:48. Civil Dark: 16:55 - 06:42. Nautical Dark: 17:30 - 06:07. Astro Dark: 18:04 - 05:33

Total Clouds (% Sky Obscured)

95
95
100
100
100
100
100
100
100
100
100
67
32
0
0
0
0
1
2
3

Low Clouds (% Sky Obscured)

81
95
100
100
100
98
96
94
96
98
100
63
32
0
0
0
0
1
2
3

Medium Clouds (% Sky Obscured)

95
95
100
100
100
89
78
67
44
22
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

39
40
19
3
2
3
3
3
2
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
6
3
0
3
6
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

19
19
30
36
41
42
41
35
31
24
3
2
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
9
9
9
9
8
10
15
14
13
13
11
10
10
9
7
7
7
7

Chance of Frost

Temperature (°C)

3
3
3
2
1
1
-0
-1
-2
-4
-5
-6
-7
-7
-8
-8
-8
-9
-9
-8

Feels Like (°C)

-3
-3
-3
-2
-3
-3
-3
-3
-4
-8
-9
-10
-11
-11
-12
-13
-12
-12
-12
-12

Dew Point (°C)

-4
-3
-2
-2
-1
0
-3
-6
-8
-10
-12
-14
-15
-16
-18
-17
-17
-17
-16
-15

Relative Humidity (%)

63
67
70
78
86
98
83
72
62
60
56
55
51
48
44
47
50
51
55
59

Pressure (mb)

1006
1005
1005
1004
1004
1004
1005
1006
1006
1007
1008
1009
1009
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

330
333
335
337
340
342
347
351
355
381
407
433
429
425
420
405
390
374
371
367

Forecast for Cedarwood, Middlesex, United States of America (42.36,-71.26)

Generated: 26/12/25 11:45:28. Forecast: 26/12/25 to 01/01/26. Timezone: UTC-5.00