Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 29

Waxing Gibbous 89%

12:59

04:30

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

Sun - Rise: 06:59, Set: 16:55, Transit: 11:57. Moon - Rise: 12:59, Set: 04:30. Civil Dark: 17:25 - 06:30. Nautical Dark: 17:59 - 05:56. Astro Dark: 18:32 - 05:23

Total Clouds (% Sky Obscured)

100
95
82
84
88
89
11
8
8
11
6
6
4
54
81
79
65
73
42
2
6
3
5
5

Low Clouds (% Sky Obscured)

17
3
4
4
4
3
1
1
1
1
0
0
0
13
67
64
41
68
42
0
1
0
0
0

Medium Clouds (% Sky Obscured)

100
96
79
66
68
3
3
3
3
3
4
4
2
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
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

Fog (%)

-
-
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
21
16
4
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)

5
5
8
8
7
7
6
6
6
8
9
10
10
10
10
10
10
10
10
10
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-18
-18
-16
-17
-18
-19
-16
-17
-16
-14
-13
-12
-11
-10
-11
-11
-12
-12
-13
-12
-13
-14
-15
-15

Dew Point (°C)

-18
-18
-14
-14
-15
-17
-15
-15
-15
-14
-12
-11
-11
-10
-10
-9
-10
-10
-11
-11
-12
-12
-13
-13

Relative Humidity (%)

71
71
83
84
84
84
84
83
83
80
78
75
73
71
71
74
74
77
79
80
81
81
80
80

Pressure (mb)

1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015
1016
1016
1016
1017
1016
1016

Ozone (du)

473
475
473
470
467
467
468
470
474
473
470
469
471
477
482
485
481
476
469
464
463
462
461
458

Friday 30

Waxing Gibbous 96%

14:10

05:32

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

Sun - Rise: 06:58, Set: 16:56, Transit: 11:57. Moon - Rise: 14:10, Set: 05:32. Civil Dark: 17:26 - 06:29. Nautical Dark: 18:00 - 05:55. Astro Dark: 18:33 - 05:22

Total Clouds (% Sky Obscured)

3
3
7
3
3
2
0
0
0
0
0
3
3
6
26
42
26
12
7
4
3
3
6
24

Low Clouds (% Sky Obscured)

0
0
6
1
0
1
0
0
0
0
0
1
1
2
14
30
26
12
2
1
1
1
1
10

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
3
3

High 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
1
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)

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

Chance of Frost

Temperature (°C)

-11
-12
-12
-13
-14
-14
-15
-16
-16
-16
-15
-13
-12
-12
-11
-11
-11
-12
-13
-13
-14
-15
-15
-15

Feels Like (°C)

-16
-16
-17
-17
-18
-20
-20
-21
-21
-21
-19
-18
-17
-16
-16
-16
-17
-17
-17
-18
-18
-18
-19
-19

Dew Point (°C)

-14
-14
-15
-16
-17
-18
-18
-19
-20
-19
-18
-17
-16
-15
-15
-14
-15
-15
-16
-16
-17
-17
-17
-17

Relative Humidity (%)

80
81
79
79
78
74
73
72
72
74
74
74
75
76
75
76
76
76
78
79
79
79
82
83

Pressure (mb)

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

Ozone (du)

454
450
449
449
450
451
445
433
429
427
425
422
421
414
406
409
413
417
421
431
437
435
431
437

Saturday 31

Waxing Gibbous 99%

15:28

06:22

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

Sun - Rise: 06:57, Set: 16:58, Transit: 11:58. Moon - Rise: 15:28, Set: 06:22. Civil Dark: 17:27 - 06:28. Nautical Dark: 18:01 - 05:54. Astro Dark: 18:34 - 05:21

Total Clouds (% Sky Obscured)

7
6
6
6
5
2
3
2
2
2
4
3
36
30
45
50
56
51
99
88
73
68
79
90

Low Clouds (% Sky Obscured)

2
2
1
2
1
1
1
1
2
2
4
3
31
30
40
40
35
20
20
19
22
20
36
50

Medium Clouds (% Sky Obscured)

4
3
3
3
2
0
0
0
0
0
0
0
0
0
0
5
6
44
24
27
11
9
7
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
79
50
23
1
28
69

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
4
2
2

Fog (%)

0
0
0
0
0
1
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
8
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
8
7
7
6
5
5
6
6
7
7
7
7
6
5
4
5
6
7
8
9
9

Chance of Frost

Temperature (°C)

-15
-16
-16
-16
-16
-16
-17
-17
-16
-14
-12
-11
-9
-8
-7
-6
-6
-7
-8
-8
-8
-9
-10
-10

Feels Like (°C)

-19
-19
-19
-19
-19
-19
-20
-20
-18
-17
-15
-13
-12
-12
-12
-11
-10
-12
-12
-13
-13
-14
-15
-15

Dew Point (°C)

-17
-18
-18
-18
-18
-19
-19
-19
-19
-17
-15
-14
-12
-11
-10
-9
-9
-10
-10
-11
-10
-11
-11
-11

Relative Humidity (%)

83
82
81
80
79
80
80
81
79
78
76
76
77
77
79
80
82
82
82
83
85
87
88
90

Pressure (mb)

1019
1019
1020
1020
1020
1019
1020
1020
1021
1021
1021
1020
1020
1019
1019
1018
1019
1019
1020
1020
1019
1019
1019
1018

Ozone (du)

444
448
448
453
455
456
458
462
461
459
457
454
449
446
440
430
426
430
437
438
440
442
444
444

Sunday 1

Full Moon 100%

16:47

07:00

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:56, Set: 16:59, Transit: 11:58. Moon - Rise: 16:47, Set: 07:00. Civil Dark: 17:29 - 06:27. Nautical Dark: 18:02 - 05:53. Astro Dark: 18:35 - 05:20

Total Clouds (% Sky Obscured)

100
100
100
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)

69
81
89
100
100
100
100
100
100
100
93
86
79
68
46
30
55
60
30
49
70
79
55
29

Medium Clouds (% Sky Obscured)

8
88
48
25
25
45
100
91
62
48
34
24
96
19
20
100
100
15
64
56
24
87
50
52

High Clouds (% Sky Obscured)

97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
1
4
7
8
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
None
Snow
Snow

Precipitation Probability (%)

14
20
16
29
27
21
20
16
24
16
23
8
14
10
6
3
39
33
35
74
79
57
65
64

Precipitation Amount (mm)

0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.4
0
0.3
0.3

Wind Speed/Direction (mph)

9
10
12
13
14
14
14
14
16
16
17
18
19
18
18
19
19
19
18
18
17
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-16
-15
-15
-15
-15
-16
-16
-15
-14
-14
-14
-14
-13
-12
-12
-12
-12
-12
-12
-12
-13
-13

Dew Point (°C)

-11
-11
-10
-10
-10
-10
-10
-10
-10
-9
-9
-9
-8
-9
-8
-8
-8
-8
-7
-7
-8
-8
-9
-9

Relative Humidity (%)

92
90
92
90
90
90
88
90
90
90
87
84
84
82
80
79
79
77
81
82
85
85
84
80

Pressure (mb)

1018
1017
1016
1015
1014
1014
1013
1013
1012
1012
1011
1010
1008
1007
1005
1005
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

446
450
455
459
457
455
451
452
453
453
452
447
446
445
442
441
441
440
439
439
437
440
440
442

Monday 2

Waning Gibbous 100%

18:03

07:30

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

Sun - Rise: 06:55, Set: 17:00, Transit: 11:58. Moon - Rise: 18:03, Set: 07:30. Civil Dark: 17:30 - 06:26. Nautical Dark: 18:03 - 05:52. Astro Dark: 18:36 - 05:19

Total Clouds (% Sky Obscured)

96
96
100
100
83
68
58
46
47
79
52
63
31
20
14
11
9
7
6
5
5
5
4
4

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

60
67
83
76
47
32
20
13
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

96
96
100
100
67
38
7
28
47
79
52
29
2
9
11
5
3
2
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 (%)

38
26
13
3
3
1
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
13
13
12
12
11
11
10
10
10
10
10
10
10
9
9
8
8
8
8
7
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-12
-14
-15
-15
-14
-14
-14
-12
-10
-10
-8
-6
-4
-5
-5
-5
-4
-4
-3
-8
-9
-8
-9

Dew Point (°C)

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

Relative Humidity (%)

79
79
80
82
83
83
83
83
83
82
82
82
82
81
81
83
83
84
85
87
85
83
82
83

Pressure (mb)

1004
1004
1005
1006
1006
1007
1008
1010
1011
1011
1012
1012
1012
1012
1014
1014
1015
1015
1016
1017
1017
1017
1018
1018

Ozone (du)

443
447
449
452
457
457
458
461
464
469
464
462
462
449
447
445
442
442
442
442
438
434
430
431

Tuesday 3

Waning Gibbous 98%

19:15

07:54

00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 OK
09 OK
10 OK
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

Sun - Rise: 06:54, Set: 17:02, Transit: 11:58. Moon - Rise: 19:15, Set: 07:54. Civil Dark: 17:31 - 06:25. Nautical Dark: 18:04 - 05:51. Astro Dark: 18:37 - 05:18

Total Clouds (% Sky Obscured)

4
3
3
2
6
9
6
14
19
33
44
56
64
59
53
55
62
65
68
69
74
80
85
90

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
11
19
29
26
17
7
18
31

Medium Clouds (% Sky Obscured)

0
0
0
0
1
1
0
0
2
7
38
33
12
16
6
5
0
1
1
24
46
68
78
87

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
11
23
34
23
11
0
0
2
7
7
9
12
28
47

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
5
7
7
6
0
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)

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

Chance of Frost

Temperature (°C)

-9
-10
-9
-8
-7
-8
-9
-10
-8
-6
-4
-3
-1
-0
0
0
0
-1
-1
-2
-3
-3
-4
-4

Feels Like (°C)

-9
-9
-11
-10
-9
-9
-10
-11
-14
-14
-14
-13
-12
-11
-3
-3
-3
-2
-2
-2
-6
-6
-7
-8

Dew Point (°C)

-12
-12
-11
-10
-9
-10
-11
-12
-11
-9
-6
-4
-2
-1
-1
-2
-2
-2
-3
-3
-4
-5
-5
-6

Relative Humidity (%)

83
83
83
83
85
85
85
85
83
84
84
87
92
96
92
89
88
89
91
91
89
89
89
89

Pressure (mb)

1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

431
432
422
413
404
407
410
414
408
402
396
394
392
390
390
390
389
387
386
384
385
386
387
387

Wednesday 4

Waning Gibbous 93%

20:24

08:15

Sun - Rise: 06:53, Set: 17:03, Transit: 11:58. Moon - Rise: 20:24, Set: 08:15. Civil Dark: 17:32 - 06:24. Nautical Dark: 18:06 - 05:50. Astro Dark: 18:38 - 05:17

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 29/01/26 02:57:23. Forecast: 29/01/26 to 04/02/26. Timezone: UTC-5.00