Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waning Gibbous 98%

18:03

07:54

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

Sun - Rise: 06:54, Set: 17:00, Transit: 11:58. Moon - Rise: 18:03, Set: 07:54. Civil Dark: 17:30 - 06:25. Nautical Dark: 18:03 - 05:51. Astro Dark: 18:36 - 05:18

Total Clouds (% Sky Obscured)

64
48
42
31
40
6
23
6
4
2
2
3
5
6
2
8
42
40
5
4
2
7
38
36

Low Clouds (% Sky Obscured)

2
1
2
1
0
1
8
1
0
0
0
0
0
0
0
1
1
1
0
0
0
0
1
0

Medium Clouds (% Sky Obscured)

3
48
42
31
40
0
0
0
0
0
0
0
0
0
0
0
34
33
2
0
0
6
30
29

High Clouds (% Sky Obscured)

2
9
42
31
39
0
0
0
0
0
0
0
1
1
0
1
0
0
0
2
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
5
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)

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

Chance of Frost

Temperature (°C)

-1
-1
-2
-4
-4
-5
-6
-7
-8
-9
-10
-10
-10
-9
-10
-11
-10
-9
-8
-7
-5
-3
-2
-2

Feels Like (°C)

-3
-3
-5
-8
-8
-9
-8
-10
-10
-12
-12
-12
-12
-12
-12
-13
-12
-11
-10
-8
-6
-4
-3
-3

Dew Point (°C)

-4
-4
-4
-6
-6
-7
-7
-8
-9
-11
-12
-12
-12
-12
-12
-13
-12
-11
-11
-9
-8
-6
-6
-5

Relative Humidity (%)

80
83
83
85
85
87
90
89
87
87
85
85
85
83
83
83
83
85
83
80
79
79
78
78

Pressure (mb)

1012
1012
1013
1014
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1020
1019
1019
1018

Ozone (du)

475
473
476
476
474
465
442
431
428
434
425
419
404
402
398
396
388
387
386
385
384
383
379
376

Tuesday 3

Waning Gibbous 93%

19:15

08:15

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

Sun - Rise: 06:53, Set: 17:02, Transit: 11:58. Moon - Rise: 19:15, Set: 08:15. Civil Dark: 17:31 - 06:24. Nautical Dark: 18:04 - 05:50. Astro Dark: 18:37 - 05:17

Total Clouds (% Sky Obscured)

61
43
21
25
10
8
26
31
52
52
48
17
46
63
70
71
56
69
76
91
44
42
47
50

Low Clouds (% Sky Obscured)

3
2
1
24
1
1
6
11
17
9
3
5
31
59
65
64
35
15
12
52
37
42
47
50

Medium Clouds (% Sky Obscured)

31
24
11
5
2
3
2
2
29
52
48
5
12
17
16
18
16
19
20
21
21
24
14
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
5
9
8
5
9
9
4
4
4
5
4
4
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
1
1
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
4
5
5
5
5
6
6
6
6
6
6
5
5
5
5
5
5
6
8
10
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-2
-3
-5
-7
-7
-9
-9
-10
-10
-10
-9
-9
-10
-10
-10
-11
-10
-8
-8
-6
-7
-6

Dew Point (°C)

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

Relative Humidity (%)

80
83
87
89
92
92
92
92
90
92
92
90
90
90
89
90
89
89
89
87
82
79
78
79

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

378
376
376
377
379
382
377
380
382
383
376
374
377
377
382
397
398
394
396
410
415
416
412
404

Wednesday 4

Waning Gibbous 87%

20:24

08:35

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

Sun - Rise: 06:52, Set: 17:03, Transit: 11:58. Moon - Rise: 20:24, Set: 08:35. Civil Dark: 17:32 - 06:23. Nautical Dark: 18:06 - 05:49. Astro Dark: 18:38 - 05:16

Total Clouds (% Sky Obscured)

35
10
11
5
2
2
5
6
6
9
69
95
87
62
67
64
63
63
59
52
6
12
59
55

Low Clouds (% Sky Obscured)

20
7
11
2
1
1
2
2
2
2
4
4
5
6
5
3
3
3
1
1
1
1
19
25

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
1
1
10
42
28
67
64
63
63
59
52
5
11
37
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
0
69
95
38
9
9
5
13
20
20
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
6

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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
76
78
84
82
82
84
85
85
85
89
87
87
87
87
87
88
87
85
84
82
81
79
78

Pressure (mb)

1018
1018
1018
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1015

Ozone (du)

402
397
393
393
395
407
415
416
420
423
419
414
413
401
390
387
394
408
441
455
445
427
423
417

Thursday 5

Waning Gibbous 79%

21:30

08:55

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

Sun - Rise: 06:51, Set: 17:04, Transit: 11:58. Moon - Rise: 21:30, Set: 08:55. Civil Dark: 17:34 - 06:21. Nautical Dark: 18:07 - 05:48. Astro Dark: 18:40 - 05:15

Total Clouds (% Sky Obscured)

55
35
30
3
3
1
2
2
1
1
1
3
6
8
8
27
30
25
9
15
11
12
10
28

Low Clouds (% Sky Obscured)

20
20
20
3
3
1
2
2
1
1
1
3
3
3
7
10
5
4
1
1
0
0
1
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
5
8
5
4
3
3
12
10
28

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)

4
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 (%)

17
6
12
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
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
8
5
6
6
7
7
7
6
6
6
5
5
4
4
4
4
4
5
6
6

Chance of Frost

Temperature (°C)

-2
-2
-2
-3
-3
-4
-5
-5
-6
-7
-7
-8
-9
-9
-10
-10
-11
-11
-8
-7
-5
-4
-4
-3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
78
76
79
84
84
84
82
79
79
78
80
78
78
78
80
81
80
77
76
73
75
76

Pressure (mb)

1014
1014
1014
1014
1014
1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1009
1009
1007
1006

Ozone (du)

421
417
414
416
419
418
416
419
422
423
420
417
417
420
415
409
417
413
410
404
403
401
400
398

Friday 6

Waning Gibbous 70%

22:36

09:15

14 OK
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 OK
09 Good
10 OK
11 OK
12 OK
13 Bad

Sun - Rise: 06:49, Set: 17:06, Transit: 11:58. Moon - Rise: 22:36, Set: 09:15. Civil Dark: 17:35 - 06:20. Nautical Dark: 18:08 - 05:47. Astro Dark: 18:41 - 05:14

Total Clouds (% Sky Obscured)

37
56
63
71
81
88
94
100
100
100
100
100
100
100
82
65
44
32
17
5
7
13
19
46

Low Clouds (% Sky Obscured)

1
0
1
0
0
23
48
69
74
78
84
85
83
82
77
65
44
32
17
5
7
13
19
46

Medium Clouds (% Sky Obscured)

37
53
63
71
81
88
94
100
100
100
100
98
97
96
78
46
16
9
0
0
0
0
0
4

High Clouds (% Sky Obscured)

0
0
9
22
30
54
76
100
76
57
43
24
27
5
3
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
14
18
16
12
20
25
41
40
39
38
35
32
26
18
0
2
1
0
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
5
6
6
7
8
8
9
9
8
8
7
8
11
14
17
20
19
19
19
19
19
19

Chance of Frost

Temperature (°C)

-3
-2
-3
-3
-4
-4
-4
-4
-4
-3
-3
-4
-5
-6
-7
-9
-11
-13
-14
-15
-16
-15
-14
-14

Feels Like (°C)

-7
-7
-8
-8
-9
-10
-10
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-20
-21
-22
-22
-22
-22

Dew Point (°C)

-6
-5
-5
-5
-5
-6
-5
-5
-5
-5
-5
-5
-7
-9
-10
-13
-15
-18
-18
-19
-20
-19
-18
-18

Relative Humidity (%)

78
82
82
84
87
87
92
91
91
89
89
89
85
80
77
74
70
66
68
69
71
72
70
71

Pressure (mb)

1005
1004
1003
1003
1002
1002
1001
1001
1000
999
998
998
998
998
998
999
1000
1001
1002
1003
1004
1005
1005
1005

Ozone (du)

398
393
396
400
402
405
405
406
404
407
414
419
420
422
423
433
443
453
455
458
461
461
461
461

Saturday 7

Waning Gibbous 61%

23:41

09:38

14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
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

Sun - Rise: 06:48, Set: 17:07, Transit: 11:58. Moon - Rise: 23:41, Set: 09:38. Civil Dark: 17:36 - 06:19. Nautical Dark: 18:09 - 05:46. Astro Dark: 18:42 - 05:13

Total Clouds (% Sky Obscured)

63
78
68
54
20
25
20
20
19
18
19
31
50
64
62
65
72
88
94
95
95
95
95
92

Low Clouds (% Sky Obscured)

63
78
54
27
0
0
0
0
0
0
0
0
0
8
18
32
57
77
88
90
95
95
95
92

Medium Clouds (% Sky Obscured)

4
13
12
19
0
0
0
0
0
0
0
0
0
0
12
24
36
51
66
81
84
87
90
70

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
8
6
4
6
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 (%)

1
0
6
6
1
2
1
0
3
3
1
1
1
0
4
4
1
4
4
2
8
9
4
3

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)

19
19
18
18
18
18
18
17
16
16
16
16
17
17
18
18
18
18
18
19
19
19
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-20
-19
-19
-20
-20
-21
-23
-23
-23
-24
-24
-25
-25
-25
-25
-25
-25
-25
-27
-27
-27
-27
-27
-26

Dew Point (°C)

-17
-17
-17
-17
-18
-19
-20
-21
-22
-23
-23
-23
-23
-23
-23
-23
-23
-23
-22
-21
-20
-19
-17
-15

Relative Humidity (%)

70
71
70
71
69
69
69
68
68
67
68
68
68
68
68
69
69
69
70
71
72
74
74
75

Pressure (mb)

1006
1006
1007
1008
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1009
1009

Ozone (du)

466
471
476
489
502
514
517
520
523
523
524
524
519
514
509
514
519
525
522
519
516
511
505
499

Sunday 8

Waning Gibbous 51%

00:46

10:06

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:47, Set: 17:08, Transit: 11:58. Moon - Rise: 00:46, Set: 10:06. Civil Dark: 17:37 - 06:18. Nautical Dark: 18:10 - 05:45. Astro Dark: 18:43 - 05:12

Total Clouds (% Sky Obscured)

93
90
86
81
77
66
55
42
45
47
48
62
80
95
100
99
99

Low Clouds (% Sky Obscured)

91
87
72
57
42
32
20
9
9
9
10
11
12
12
9
7
4

Medium Clouds (% Sky Obscured)

50
30
34
39
44
41
38
35
37
38
42
61
80
95
99
99
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
17
38
58
58
51
47

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
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

Wind Speed/Direction (mph)

20
20
20
20
19
19
19
18
17
17
16
15
15
15
15
15
15

Chance of Frost

Temperature (°C)

-11
-11
-11
-11
-11
-12
-12
-12
-12
-13
-13
-13
-13
-13
-13
-14
-14

Feels Like (°C)

-20
-20
-20
-20
-19
-19
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20

Dew Point (°C)

-15
-15
-15
-15
-16
-16
-16
-16
-16
-17
-17
-17
-17
-17
-17
-17
-18

Relative Humidity (%)

73
73
72
72
70
72
70
72
72
71
71
71
73
73
73
72
71

Pressure (mb)

1009
1010
1010
1011
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

495
492
488
488
489
489
485
480
475
480
486
491
495
498
502
497
491

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

Generated: 02/02/26 14:51:21. Forecast: 02/02/26 to 08/02/26. Timezone: UTC-5.00