Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 12

Waning Crescent 31%

02:59

11:38

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

Sun - Rise: 07:11, Set: 16:34, Transit: 11:53. Moon - Rise: 02:59, Set: 11:38. Civil Dark: 17:05 - 06:40. Nautical Dark: 17:40 - 06:05. Astro Dark: 18:14 - 05:31

Total Clouds (% Sky Obscured)

20
40
44
26
72
87
99
38
23
45
44
21
28
20
23
28
18
28
24
62
59
45
24
30

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
23
5
1
0
0
0
16
0
0
0
0
6
0
0
0
0
0
7

Medium Clouds (% Sky Obscured)

12
30
28
26
72
87
99
33
19
33
40
17
23
20
23
28
18
23
22
62
59
45
17
21

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
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
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)

13
12
12
12
14
14
13
12
11
9
8
9
9
9
9
9
10
10
10
9
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-14
-14
-15
-14
-12
-10
-9
-8
-8
-7
-7
-7
-6
-6
-6
-6
-6
-6
-7
-7
-7
-6
-7

Relative Humidity (%)

45
42
38
33
34
36
40
43
45
47
52
55
58
62
62
63
62
62
62
61
61
63
65
65

Pressure (mb)

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

Ozone (du)

351
347
337
334
337
339
340
339
343
342
343
343
343
349
350
350
348
349
350
352
355
358
358
356

Tuesday 13

Waning Crescent 24%

04:02

12:07

07 OK
08 Good
09 Good
10 Good
11 Good
12 OK
13 Good
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

Sun - Rise: 07:11, Set: 16:35, Transit: 11:53. Moon - Rise: 04:02, Set: 12:07. Civil Dark: 17:06 - 06:39. Nautical Dark: 17:41 - 06:05. Astro Dark: 18:15 - 05:31

Total Clouds (% Sky Obscured)

22
9
0
0
0
41
0
99
94
89
100
100
100
100
100
100
100
100
98
94
97
98
93
96

Low Clouds (% Sky Obscured)

22
9
0
0
0
0
0
0
0
0
0
0
0
1
8
49
46
43
18
15
25
20
25
32

Medium Clouds (% Sky Obscured)

14
0
0
0
0
0
0
0
33
67
100
100
100
100
100
100
94
94
87
94
96
65
31
81

High Clouds (% Sky Obscured)

0
0
0
0
0
28
0
99
83
68
100
100
78
100
100
100
99
100
89
59
68
85
25
56

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
1
2
1
6
0
11

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
8
8
8
8
8
8
8
9
10
11
11
13
14
14
14
14
14
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
66
61
56
53
52
49
48
51
57
61
62
65
69
68
77
76
71
67
67
71
72
72
75

Pressure (mb)

1017
1018
1018
1018
1017
1016
1015
1014
1014
1013
1013
1013
1012
1012
1011
1010
1009
1008
1007
1007
1006
1006
1005
1006

Ozone (du)

361
361
352
346
344
343
337
329
331
331
332
329
333
332
329
325
323
327
330
332
332
330
333
334

Wednesday 14

Waning Crescent 17%

05:02

12:42

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
06 Bad

Sun - Rise: 07:10, Set: 16:36, Transit: 11:53. Moon - Rise: 05:02, Set: 12:42. Civil Dark: 17:07 - 06:39. Nautical Dark: 17:42 - 06:04. Astro Dark: 18:16 - 05:31

Total Clouds (% Sky Obscured)

95
89
91
98
95
95
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
96
94
92

Low Clouds (% Sky Obscured)

20
14
13
2
1
1
1
2
2
0
0
0
0
27
32
52
50
37
36
38
39
51
59
69

Medium Clouds (% Sky Obscured)

71
70
74
80
46
18
13
55
97
99
98
100
100
100
100
100
100
97
89
94
66
68
94
92

High Clouds (% Sky Obscured)

45
33
20
84
69
51
100
100
100
100
100
100
95
100
100
100
100
100
84
71
54
37
26
10

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
3
2

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 (%)

4
2
1
1
4
3
1
0
0
0
0
0
0
4
4
13
10
8
4
3
0
0
0
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
72
69
64
59
58
60
62
67
72
76
78
79
80
83
86
91
94
96
98
98
98
98

Pressure (mb)

1006
1006
1006
1006
1006
1005
1004
1004
1004
1003
1004
1004
1003
1003
1002
1002
1001
1000
999
998
997
996
996
995

Ozone (du)

337
335
334
334
337
339
339
338
339
339
340
343
342
344
349
349
354
355
354
352
351
350
351
352

Thursday 15

Waning Crescent 10%

05:56

13:26

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 OK
01 Bad
02 OK
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:10, Set: 16:38, Transit: 11:54. Moon - Rise: 05:56, Set: 13:26. Civil Dark: 17:08 - 06:39. Nautical Dark: 17:43 - 06:04. Astro Dark: 18:17 - 05:30

Total Clouds (% Sky Obscured)

94
97
100
93
83
73
70
72
70
61
57
49
58
63
69
56
45
30
30
20
15
15
15
10

Low Clouds (% Sky Obscured)

70
67
66
64
53
57
58
71
70
61
57
49
58
61
63
56
45
30
25
20
15
15
15
10

Medium Clouds (% Sky Obscured)

93
96
100
93
73
27
15
7
0
0
0
0
0
0
0
0
45
30
30
20
15
15
15
10

High Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
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
8
8
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
None
None
None
None
None
None
None
Snow
Snow
Snow

Precipitation Probability (%)

1
1
3
12
16
13
12
7
3
4
21
22
23
23
24
24
22
18
24
30
36
61
73
80

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.8

Wind Speed/Direction (mph)

1
1
2
4
5
7
9
10
9
7
6
5
5
5
5
5
6
6
9
8
13
14
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
3
4
4
4
5
5
5
5
4
3
3
2
2
2
-0
-1
-3
-4
-6
-8
-10
-9

Dew Point (°C)

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

Relative Humidity (%)

100
98
96
93
87
71
65
62
64
70
75
82
85
85
85
82
79
78
81
86
96
96
96
98

Pressure (mb)

995
995
995
995
994
993
993
993
993
993
994
994
995
995
994
994
995
994
994
995
994
996
996
998

Ozone (du)

353
359
366
376
380
380
381
380
385
389
390
390
392
391
393
396
400
401
401
402
406
406
443
454

Friday 16

Waning Crescent 5%

06:43

14:19

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

Sun - Rise: 07:09, Set: 16:39, Transit: 11:54. Moon - Rise: 06:43, Set: 14:19. Civil Dark: 17:10 - 06:38. Nautical Dark: 17:44 - 06:04. Astro Dark: 18:18 - 05:30

Total Clouds (% Sky Obscured)

15
10
20
20
25
35
42
44
51
61
26
26
26
30
31
43
54
59
60
56
44
25
15
5

Low Clouds (% Sky Obscured)

10
10
5
5
0
0
2
8
10
7
2
2
3
2
1
1
1
0
9
18
27
18
9
0

Medium Clouds (% Sky Obscured)

15
10
15
20
25
35
42
44
48
22
26
26
26
30
31
43
54
59
60
56
44
25
15
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
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
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

70
54
55
51
47
37
27
20
6
3
1
0
1
1
0
1
1
0
5
5
2
2
1
0

Precipitation Amount (mm)

0.5
0.2
0.2
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
15
14
13
13
12
12
12
13
12
11
11
10
9
8
8
7
7
6
5
5
5
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
94
94
92
94
92
94
94
83
81
81
81
79
81
81
82
82
82
84
84
82
84
84
84

Pressure (mb)

999
1000
1002
1004
1004
1005
1005
1007
1008
1009
1011
1012
1014
1014
1015
1016
1016
1016
1017
1017
1017
1018
1018
1018

Ozone (du)

468
460
459
442
425
415
385
367
361
350
349
356
345
344
343
343
340
336
333
328
323
318
314
310

Saturday 17

Waning Crescent 2%

No Rise

15:20

07 OK
08 OK
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
06 Bad

Sun - Rise: 07:09, Set: 16:40, Transit: 11:54. Moon - Rise: No Rise, Set: 15:20. Civil Dark: 17:11 - 06:38. Nautical Dark: 17:45 - 06:03. Astro Dark: 18:19 - 05:30

Total Clouds (% Sky Obscured)

25
48
68
77
86
95
96
95
92
90
91
91
91
92
92
89
87
85
72
57
40
58
78
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
26
39
52
65
77
72
57
40
58
61
61

Medium Clouds (% Sky Obscured)

12
30
58
75
85
95
96
95
92
90
91
91
87
81
75
75
76
72
51
28
4
22
44
67

High Clouds (% Sky Obscured)

23
47
68
77
86
95
96
85
50
4
0
0
0
0
0
0
0
0
0
0
0
14
34
80

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
4
7
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
8
11
14
17
17
15
16
16
15
24
25
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
81
76
72
71
71
70
74
77
79
83
85
88
89
91
94
94
96
96
94
94
94
92
94

Pressure (mb)

1018
1019
1019
1020
1019
1018
1017
1016
1016
1015
1015
1015
1015
1014
1013
1013
1012
1012
1011
1011
1010
1009
1009
1009

Ozone (du)

306
307
309
311
312
312
313
315
316
317
320
323
326
332
337
343
349
354
360
363
367
371
374
378

Sunday 18

New Moon 0%

07:22

16:27

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

Sun - Rise: 07:08, Set: 16:41, Transit: 11:55. Moon - Rise: 07:22, Set: 16:27. Civil Dark: 17:12 - 06:37. Nautical Dark: 17:46 - 06:03. Astro Dark: 18:20 - 05:29

Total Clouds (% Sky Obscured)

98
98
97
67
38
9
6
6
3
22
41
60
50
40
31
42
54
64

Low Clouds (% Sky Obscured)

41
16
2
6
5
3
2
2
2
22
34
30
28
28
29
26
35
38

Medium Clouds (% Sky Obscured)

78
89
97
67
36
4
3
2
1
1
0
0
1
2
2
5
4
5

High Clouds (% Sky Obscured)

65
41
23
9
2
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
8
7
6
7
8

Fog (%)

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

Precipitation Probability (%)

30
25
7
7
5
1
1
0
0
4
6
3
3
6
8
12
13
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-5
-5
-9
-9
-9
-9
-9

Dew Point (°C)

-1
-1
-2
-3
-4
-5
-6
-8
-9
-11
-10
-10
-10
-10
-10
-10
-11
-13

Relative Humidity (%)

94
88
80
71
66
61
57
53
50
46
50
53
57
59
59
61
57
53

Pressure (mb)

1008
1009
1009
1009
1008
1008
1007
1008
1008
1009
1009
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

382
390
399
408
414
420
425
436
446
457
455
454
452
455
458
461
469
477

Forecast for Brookline, Norfolk, United States of America (42.33,-71.12)

Generated: 12/01/26 07:31:25. Forecast: 12/01/26 to 18/01/26. Timezone: UTC-5.00