Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

Waning Crescent 2%

06:12

17:32

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

Sun - Rise: 06:51, Set: 18:53, Transit: 12:52. Moon - Rise: 06:12, Set: 17:32. Civil Dark: 19:21 - 06:23. Nautical Dark: 19:54 - 05:50. Astro Dark: 20:27 - 05:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
61
48
78
33
51
56
70
25
56
37
36
3
4
2
0
0

Low Clouds (% Sky Obscured)

94
86
90
89
80
44
46
60
1
48
73
5
21
30
43
24
32
34
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

68
100
36
38
31
31
15
0
0
0
0
0
0
2
5
3
24
4
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
74
100
100
100
100
100
100
43
7
6
0
0
2
7
1
11
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
7
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

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

Precipitation Probability (%)

95
95
95
77
19
2
0
3
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.1
1
1.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
24
24
25
21
16
18
17
16
16
16
16
15
15
16
14
15
14
14
14
15
14
14
14

Chance of Frost

Temperature (°C)

16
17
17
16
14
12
10
8
6
5
5
5
5
6
6
6
6
5
4
3
1
0
-1
-1

Feels Like (°C)

10
10
10
9
9
7
4
2
0
1
-1
-1
-1
-1
-1
-1
0
-1
-2
-3
-5
-5
-6
-6

Dew Point (°C)

15
15
15
15
11
6
5
4
1
-1
-3
-5
-6
-7
-9
-10
-11
-11
-10
-10
-10
-11
-12
-14

Relative Humidity (%)

90
90
89
90
82
67
69
71
69
64
59
49
44
38
35
31
29
31
35
38
43
41
41
37

Pressure (mb)

996
995
993
993
994
995
997
999
1002
1003
1005
1005
1006
1007
1007
1007
1008
1009
1011
1012
1014
1016
1017
1018

Ozone (du)

327
329
332
335
340
344
347
350
351
349
345
346
348
348
352
360
366
370
381
391
398
409
414
417

Wednesday 18

New Moon 0%

06:33

18:44

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

Sun - Rise: 06:49, Set: 18:55, Transit: 12:52. Moon - Rise: 06:33, Set: 18:44. Civil Dark: 19:22 - 06:21. Nautical Dark: 19:55 - 05:48. Astro Dark: 20:29 - 05:15

Total Clouds (% Sky Obscured)

0
0
0
3
3
3
3
0
4
40
44
96
97
94
75
64
25
30
33
35
39
50
64
65

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
5
11
1
1
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
33
69
87
87
48
53
20
26
28
25
23
33
24
24

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
25
16
96
38
85
67
45
2
3
2
0
3
5
6
17

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
13
13
13
12
11
11
10
10
11
11
10
9
7
5
4
2
2
6
10
8
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
37
37
39
42
42
40
39
38
34
31
28
25
23
21
19
18
19
23
37
43
49
50
50

Pressure (mb)

1018
1019
1021
1022
1022
1023
1025
1025
1027
1028
1030
1030
1029
1029
1028
1028
1028
1028
1029
1029
1030
1031
1031
1030

Ozone (du)

429
442
457
457
447
441
434
428
423
420
420
422
422
424
423
422
418
414
411
407
403
401
399
396

Thursday 19

Waxing Crescent 1%

06:55

19:58

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

Sun - Rise: 06:47, Set: 18:56, Transit: 12:51. Moon - Rise: 06:55, Set: 19:58. Civil Dark: 19:24 - 06:19. Nautical Dark: 19:56 - 05:47. Astro Dark: 20:30 - 05:13

Total Clouds (% Sky Obscured)

36
27
45
36
19
70
35
30
28
27
64
72
64
53
75
48
48
59
30
34
40
46
56
51

Low Clouds (% Sky Obscured)

1
2
4
1
1
1
7
4
1
2
10
38
42
46
64
44
48
47
30
29
30
29
31
28

Medium Clouds (% Sky Obscured)

19
18
7
7
16
66
24
10
8
8
64
72
51
7
2
1
1
3
9
9
20
17
24
17

High Clouds (% Sky Obscured)

1
0
45
36
2
3
5
3
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
49
50
51
51
51
51
52
50
44
38
33
32
31
32
33
33
35
38
41
43
46
51
54

Pressure (mb)

1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1028
1027
1026
1025
1024
1023
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

394
394
395
395
394
394
396
393
391
394
397
399
399
401
404
401
400
400
399
399
397
395
396
396

Friday 20

Waxing Crescent 4%

07:18

21:15

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: 06:45, Set: 18:57, Transit: 12:51. Moon - Rise: 07:18, Set: 21:15. Civil Dark: 19:25 - 06:18. Nautical Dark: 19:58 - 05:45. Astro Dark: 20:31 - 05:11

Total Clouds (% Sky Obscured)

87
72
85
90
90
95
94
92
79
67
53
69
86
97
95
91
87
91
95
100
93
96
100
100

Low Clouds (% Sky Obscured)

27
23
17
18
1
25
29
36
35
36
30
38
46
46
35
47
48
72
80
47
55
72
90
90

Medium Clouds (% Sky Obscured)

87
72
85
90
86
27
92
46
35
28
18
18
16
24
18
81
87
91
95
98
50
20
40
50

High Clouds (% Sky Obscured)

15
3
5
0
0
0
0
0
0
0
0
32
64
95
66
37
7
38
69
100
93
96
100
100

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
1
1
2
5
7
7
6
4
0
0
0
0
0
0
0
5
7
5
15
14
9
24

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
7
7
6
6
6
7
7
7
8
8
9
9
9
10
9
9
8
7
7
8
8
8
7

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
1
2
2
4
6
7
9
10
12
12
12
12
11
10
9
8
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
57
61
61
63
66
69
70
69
67
66
67
68
65
61
58
58
62
66
71
77
79
79
81

Pressure (mb)

1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1017
1017
1016
1015
1014
1013
1013
1012
1013
1013
1014
1014
1015
1015

Ozone (du)

396
396
397
400
401
404
405
405
403
400
398
395
395
396
395
396
399
400
399
398
400
401
402
402

Saturday 21

Waxing Crescent 10%

07:44

22:34

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: 06:44, Set: 18:58, Transit: 12:51. Moon - Rise: 07:44, Set: 22:34. Civil Dark: 19:26 - 06:16. Nautical Dark: 19:59 - 05:43. Astro Dark: 20:33 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
99
99
99
81
68
56
81
75
81
84
85
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
92
80
72
61
66
74
68
56
53
41
27
14
2
95
94
93
98
99
100
98
96
95
94

Medium Clouds (% Sky Obscured)

50
60
71
91
85
63
49
45
33
46
49
52
53
40
97
92
88
87
90
96
84
69
53
66

High Clouds (% Sky Obscured)

100
100
100
99
99
71
39
12
8
4
0
5
5
5
100
100
100
78
57
35
46
57
68
75

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

Precipitation Probability (%)

30
31
46
52
51
60
54
27
19
10
2
1
0
0
81
95
95
84
63
60
46
31
2
5

Precipitation Amount (mm)

0
0
0
0
0.2
0.2
0.1
0
0
0
0
0
0
0
0.5
0.8
1
0.4
0.2
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
83
85
83
83
85
85
80
71
60
55
48
47
43
45
47
49
55
59
66
66
66
64

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1017
1018
1018
1019
1019
1019
1018
1018
1011
1010
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

399
395
395
395
397
396
396
399
399
400
400
402
404
404
404
403
403
403
398
393
388
387
385
384

Sunday 22

Waxing Crescent 18%

08:15

23:54

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: 06:42, Set: 18:59, Transit: 12:51. Moon - Rise: 08:15, Set: 23:54. Civil Dark: 19:27 - 06:14. Nautical Dark: 20:00 - 05:41. Astro Dark: 20:34 - 05:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
88
76
80
80
84
69
55
45
67
87
96
96
96
97
97
98
97
87

Low Clouds (% Sky Obscured)

93
93
84
76
69
60
53
46
55
64
73
48
24
0
23
46
62
62
58
48
52
71
93
76

Medium Clouds (% Sky Obscured)

79
91
92
94
96
92
74
48
30
19
10
31
55
45
60
67
67
70
71
72
81
91
97
77

High Clouds (% Sky Obscured)

83
91
97
100
100
67
33
0
0
0
0
0
0
0
4
8
12
12
18
35
35
40
45
63

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
4
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
13
23
28
28
23
17
8
14
18
22
19
14
1
4
3
0
18
41
75
95
95
95
79

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
1.1
0.9
0.5

Wind Speed/Direction (mph)

7
7
8
9
9
10
11
12
12
12
13
15
16
17
18
18
18
18
17
15
14
14
14
14

Chance of Frost

Temperature (°C)

4
4
3
3
3
2
3
3
5
7
9
10
11
13
14
13
13
12
11
10
9
9
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
71
74
79
83
85
83
82
79
80
77
75
71
67
69
71
72
79
82
88
81
74
67

Pressure (mb)

1010
1009
1009
1009
1008
1008
1007
1007
1006
1005
1005
1004
1003
1003
1002
1002
1002
1002
1003
1003
1004
1005
1007
1008

Ozone (du)

377
371
365
358
352
346
342
338
334
333
331
329
328
327
326
324
323
321
321
320
320
319
318
317

Monday 23

Waxing Crescent 29%

08:55

No Set

Sun - Rise: 06:40, Set: 19:00, Transit: 12:50. Moon - Rise: 08:55, Set: No Set. Civil Dark: 19:28 - 06:12. Nautical Dark: 20:01 - 05:39. Astro Dark: 20:35 - 05:05

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: 17/03/26 00:20:19. Forecast: 17/03/26 to 23/03/26. Timezone: UTC-4.00