Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 29

Waxing Gibbous 91%

15:40

04:59

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

Sun - Rise: 06:30, Set: 19:07, Transit: 12:48. Moon - Rise: 15:40, Set: 04:59. Civil Dark: 19:35 - 06:02. Nautical Dark: 20:09 - 05:28. Astro Dark: 20:43 - 04:54

Total Clouds (% Sky Obscured)

21
17
13
2
2
6
14
20
16
4
13
24
56
74
65
74
77
41
42
40
48
70
99
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
0
1
1
0
0
0
4
32
77
37
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
3
2
2
5
9
14
12
3
9
19
50
48
25
28
10
5
39
33
2
19
44
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
0
1
1
1
6
1
1
48
70
99
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
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
8
7
7
6
7
7
7
8
10
10
9
9
10
11
13
13
13
11
13
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-13
-13
-13
-13
-13
-14
-13
-14
-13
-12
-12
-11
-10
-9
-10
-11
-10
-8
-7
-6
-5
-3
-1

Relative Humidity (%)

39
38
39
39
40
39
38
39
35
33
31
29
29
29
28
25
23
25
31
39
47
53
60
69

Pressure (mb)

1032
1032
1032
1033
1033
1033
1034
1034
1034
1035
1035
1034
1033
1032
1031
1030
1029
1029
1029
1030
1030
1029
1029
1028

Ozone (du)

487
471
462
457
454
455
456
454
450
443
439
435
423
413
405
407
406
407
407
405
403
401
399
399

Monday 30

Waxing Gibbous 96%

16:50

05:22

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: 06:28, Set: 19:08, Transit: 12:48. Moon - Rise: 16:50, Set: 05:22. Civil Dark: 19:36 - 06:00. Nautical Dark: 20:10 - 05:26. Astro Dark: 20:45 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
95
100
100
90
82
87
100
100
100
100
100
100
100
100
100
97
96
98

Low Clouds (% Sky Obscured)

4
10
1
5
10
9
26
35
15
6
0
1
0
6
25
25
25
25
15
16
46
46
61
47

Medium Clouds (% Sky Obscured)

100
90
100
100
100
97
90
100
90
83
79
82
94
99
100
99
97
89
96
72
93
96
94
28

High Clouds (% Sky Obscured)

100
95
100
57
100
4
4
49
94
66
23
45
100
100
100
100
100
74
100
100
100
25
13
20

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
2
1
0
0
0
0
0
0
0
1
3
2
0
0
1
8
6
9
2
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)

11
10
10
11
12
13
13
13
13
14
14
14
15
15
15
16
15
15
14
13
13
12
11
9

Chance of Frost

Temperature (°C)

4
4
4
5
5
5
5
5
6
8
10
12
13
15
16
16
16
16
14
13
13
12
12
11

Feels Like (°C)

-1
-0
-0
-0
-0
-0
0
1
2
3
5
7
8
10
10
11
11
10
9
9
8
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

73
73
72
69
66
68
74
79
78
70
63
55
52
51
52
58
63
68
70
70
74
77
77
77

Pressure (mb)

1028
1027
1026
1026
1025
1024
1023
1023
1022
1021
1020
1019
1018
1017
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018

Ozone (du)

396
393
391
390
391
392
390
387
385
383
380
377
375
373
371
368
364
363
363
362
360
359
359
359

Tuesday 31

Waxing Gibbous 99%

17:57

05:42

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: 06:26, Set: 19:09, Transit: 12:48. Moon - Rise: 17:57, Set: 05:42. Civil Dark: 19:38 - 05:58. Nautical Dark: 20:11 - 05:25. Astro Dark: 20:46 - 04:50

Total Clouds (% Sky Obscured)

96
94
96
99
100
100
98
99
98
99
100
95
89
60
100
71
62
58
53
76
86
93
100
94

Low Clouds (% Sky Obscured)

33
51
34
29
33
49
56
55
74
87
70
74
65
47
67
17
17
8
12
20
34
51
62
60

Medium Clouds (% Sky Obscured)

29
26
30
35
39
84
92
61
73
95
92
95
89
60
96
71
62
58
53
76
75
80
80
61

High Clouds (% Sky Obscured)

5
0
0
88
100
100
56
94
70
88
92
74
61
16
99
26
11
14
5
59
74
66
100
72

ISS Passover

Visibility (miles)

9
9
9
9
9
5
9
9
9
9
9
9
9
9
9
9
7
9
9
9
2
0
1
4

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
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
7
5
23
32
34
34
33
17
10
3
17
24
3
18
12
8
20
54
95
95
63
44

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
1.2
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
10
10
10
10
10
10
10
11
12
13
15
16
18
19
20
19
17
15
13
12
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
84
85
88
90
93
96
98
95
95
96
93
90
82
81
76
74
76
78
82
87
92
93
93

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1019
1019
1018
1018
1017
1016
1015
1014
1013
1013
1013
1013
1013
1013
1014
1014
1013

Ozone (du)

358
357
354
352
350
350
348
347
347
346
345
347
347
342
341
341
342
341
340
342
343
342
340
343

Wednesday 1

Full Moon 99%

19:03

06:02

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: 06:25, Set: 19:10, Transit: 12:48. Moon - Rise: 19:03, Set: 06:02. Civil Dark: 19:39 - 05:56. Nautical Dark: 20:12 - 05:23. Astro Dark: 20:47 - 04:48

Total Clouds (% Sky Obscured)

87
84
84
85
80
77
79
80
86
93
100
99
98
97
98
76
100
85
62
52
68
82
100
72

Low Clouds (% Sky Obscured)

52
55
60
59
60
57
51
45
45
24
0
9
17
26
15
9
0
0
0
0
0
0
2
0

Medium Clouds (% Sky Obscured)

50
76
27
81
74
16
53
49
74
58
45
29
19
18
9
5
0
0
0
4
56
80
60
50

High Clouds (% Sky Obscured)

35
2
4
7
10
12
14
15
30
45
60
47
35
22
48
74
100
77
54
31
54
77
100
67

ISS Passover

Visibility (miles)

2
1
8
2
0
0
0
7
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
8
26
40
29
44
52
36
37
21
21
20
16
2
7
10
10
14
18
17
32
8
2
3

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
11
11
11
11
12
13
13
14
15
16
17
17
17
17
17
16
15
13
12
11
10
9

Feels Like (°C)

8
8
8
9
8
9
10
9
10
11
12
14
14
15
15
15
15
14
12
11
10
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
96
98
98
98
95
90
89
80
77
69
66
59
57
53
58
61
66
72
77
81
84

Pressure (mb)

1013
1013
1012
1012
1011
1010
1010
1010
1011
1012
1012
1013
1014
1014
1015
1016
1017
1018
1019
1021
1022
1023
1024
1025

Ozone (du)

342
340
342
340
339
340
338
336
337
335
335
335
337
335
332
332
332
331
331
332
331
330
330
331

Thursday 2

Waning Gibbous 100%

20:09

06:22

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: 06:23, Set: 19:12, Transit: 12:47. Moon - Rise: 20:09, Set: 06:22. Civil Dark: 19:40 - 05:55. Nautical Dark: 20:14 - 05:21. Astro Dark: 20:49 - 04:46

Total Clouds (% Sky Obscured)

43
10
41
66
94
96
98
100
96
91
88
90
92
92
82
89
98
95
92
93
95
99
100
100

Low Clouds (% Sky Obscured)

0
1
10
10
5
5
0
0
10
23
33
37
42
56
15
24
34
20
10
0
22
44
67
69

Medium Clouds (% Sky Obscured)

43
10
30
10
15
56
80
98
84
34
40
15
14
17
2
3
3
4
6
6
6
4
2
2

High Clouds (% Sky Obscured)

33
0
31
62
93
95
98
100
86
71
56
43
29
15
64
89
98
95
92
93
95
92
88
70

ISS Passover

Visibility (miles)

9
9
3
9
0
2
4
2
5
9
9
9
9
9
9
9
9
9
9
9
9
7
5
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
43
32
79
89
53
66
95
45
16
17
21
15
20
26
26
25
26
25
23
21
20
18
19

Precipitation Amount (mm)

0
0
0
0.5
0.7
0.2
0.4
1.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
6
1
0
-1
-1
-1
-1
-0
1
1
-0
-0
0
-0
-1
-1
-2
-1
-1
-1
-1

Dew Point (°C)

7
7
7
6
4
4
3
3
3
3
3
4
4
3
3
3
2
2
2
2
2
2
2
2

Relative Humidity (%)

88
91
95
91
94
93
89
91
93
91
91
91
93
91
89
89
89
91
91
91
93
94
94
94

Pressure (mb)

1026
1027
1028
1028
1029
1029
1031
1032
1033
1033
1034
1034
1034
1035
1035
1034
1034
1034
1033
1033
1033
1033
1033
1033

Ozone (du)

334
335
336
336
337
336
333
334
332
332
330
327
327
327
328
328
328
327
326
325
325
324
324
324

Friday 3

Waning Gibbous 99%

21:15

06:43

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: 06:21, Set: 19:13, Transit: 12:47. Moon - Rise: 21:15, Set: 06:43. Civil Dark: 19:41 - 05:53. Nautical Dark: 20:15 - 05:19. Astro Dark: 20:50 - 04:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

72
76
74
73
74
71
69
67
74
81
88
92
96
100
100
100
100
96
94
95
96
98
97
99

Medium Clouds (% Sky Obscured)

2
2
6
6
15
20
65
95
100
95
90
66
24
17
47
70
100
100
100
99
67
34
1
1

High Clouds (% Sky Obscured)

52
38
74
100
100
100
100
100
100
100
100
100
100
100
74
48
21
19
21
35
35
40
45
65

ISS Passover

Visibility (miles)

4
6
8
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

19
17
22
25
28
27
26
23
80
95
95
95
95
95
95
95
95
95
86
63
55
46
30
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
1
1.5
1
0.7
0.7
0.7
0.8
0.9
0.7
0.5
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
94
94
94
94
94
94
93
93
93
91
90
90
91
93
96
93
93
91
93
93
93

Pressure (mb)

1033
1032
1032
1031
1030
1029
1029
1029
1028
1028
1027
1027
1026
1026
1026
1025
1025
1024
1024
1024
1024
1025
1025
1025

Ozone (du)

323
322
321
320
319
318
318
319
319
320
321
323
323
323
323
326
328
331
334
337
339
340
341
342

Saturday 4

Waning Gibbous 95%

22:21

07:07

Sun - Rise: 06:20, Set: 19:14, Transit: 12:47. Moon - Rise: 22:21, Set: 07:07. Civil Dark: 19:42 - 05:51. Nautical Dark: 20:16 - 05:17. Astro Dark: 20:52 - 04:42

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: 29/03/26 00:03:26. Forecast: 29/03/26 to 04/04/26. Timezone: UTC-4.00