Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Gibbous 80%

15:25

04:20

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 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:53, Set: 19:30, Transit: 12:42. Moon - Rise: 15:25, Set: 04:20. Civil Dark: 20:00 - 05:24. Nautical Dark: 20:36 - 04:47. Astro Dark: 21:14 - 04:09

Total Clouds (% Sky Obscured)

100
100
100
98
99
97
98
100
100
99
97
95
96
96
98
93
73
32
38
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
64
77
71
65
65
72
66
57
54
43
37
40
48
48
41
19
6
1
24
0
0
0
0

Medium Clouds (% Sky Obscured)

83
75
56
90
97
94
96
72
54
55
47
40
40
37
29
28
16
0
0
0
15
3
100
100

High Clouds (% Sky Obscured)

82
59
4
3
0
0
0
0
0
0
1
0
3
63
41
33
15
23
48
100
100
100
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 (%)

49
17
9
13
4
6
5
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
91
91
93
91
90
90
90
88
90
90
85
84
85
78
73
71
60
54
53
54
59
68

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1023
1023
1022
1021
1020
1020
1019
1019
1018

Ozone (du)

379
379
375
384
386
399
395
393
395
393
388
384
381
376
365
357
354
349
345
344
341
340
343
349

Friday 19

Waxing Gibbous 87%

16:26

04:38

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 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:52, Set: 19:31, Transit: 12:42. Moon - Rise: 16:26, Set: 04:38. Civil Dark: 20:01 - 05:22. Nautical Dark: 20:37 - 04:46. Astro Dark: 21:16 - 04:07

Total Clouds (% Sky Obscured)

97
85
99
100
100
97
100
100
100
100
100
100
100
100
100
100
97
100
99
84
75
100
90
44

Low Clouds (% Sky Obscured)

0
0
0
5
28
66
92
100
100
100
90
94
100
77
60
57
55
62
62
66
64
39
36
12

Medium Clouds (% Sky Obscured)

94
94
95
95
90
92
50
100
100
100
100
99
100
96
37
88
90
94
91
67
40
45
36
11

High Clouds (% Sky Obscured)

74
28
37
100
100
66
100
100
100
100
100
100
100
100
100
96
71
74
45
30
25
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
7
9
9
3
3
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
Very Light Rain
None
None
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
None
Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
27
44
34
43
63
66
62
78
95
95
71
84
70
38
59
45
16
7
5
9
12
2

Precipitation Amount (mm)

0
0
0
0.3
0
0
0.4
0.3
0
0.3
1.2
0.8
0
0.4
0.3
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
8
8
7
7
7
7
7
7
8
8
8
9
11
12
13
14
15
16
15
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
68
61
69
82
81
87
91
93
94
94
94
96
95
88
61
42
33
32
31
32
33
45
52

Pressure (mb)

1018
1018
1018
1018
1018
1017
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1013
1012
1011
1011
1009
1009
1009
1009

Ozone (du)

349
348
345
342
340
337
339
341
346
350
352
352
352
358
364
368
371
375
376
380
387
395
396
396

Saturday 20

Waxing Gibbous 93%

17:28

04:55

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

Sun - Rise: 05:50, Set: 19:32, Transit: 12:42. Moon - Rise: 17:28, Set: 04:55. Civil Dark: 20:02 - 05:20. Nautical Dark: 20:38 - 04:44. Astro Dark: 21:17 - 04:05

Total Clouds (% Sky Obscured)

43
39
24
0
0
0
0
0
0
0
0
0
0
76
73
87
77
92
99
91
74
62
72
65

Low Clouds (% Sky Obscured)

10
1
1
0
0
0
0
0
0
0
0
0
0
0
0
18
10
17
34
34
38
42
28
14

Medium Clouds (% Sky Obscured)

27
45
26
0
0
0
0
0
0
0
0
0
0
0
0
7
17
8
0
0
0
0
16
28

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
71
72
90
71
72
75
80
75
75
75
70

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)

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

Chance of Frost

Temperature (°C)

12
10
9
8
8
7
6
5
4
4
4
3
4
6
8
9
11
12
13
13
13
13
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
51
53
54
55
58
61
63
67
69
72
73
68
54
44
38
35
34
32
31
30
30
31
36

Pressure (mb)

1010
1010
1011
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1014
1014
1013
1012
1012
1011
1011
1011
1011

Ozone (du)

403
410
417
419
417
415
413
405
401
401
404
404
401
399
399
401
402
404
404
407
413
417
419
412

Sunday 21

Waxing Gibbous 97%

18:30

05:13

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

Sun - Rise: 05:49, Set: 19:34, Transit: 12:42. Moon - Rise: 18:30, Set: 05:13. Civil Dark: 20:03 - 05:19. Nautical Dark: 20:40 - 04:42. Astro Dark: 21:19 - 04:03

Total Clouds (% Sky Obscured)

70
75
75
75
75
70
65
37
17
0
0
0
0
0
4
38
5
5
2
1
1
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
20
3
4
4
3
1
0
0
0

Medium Clouds (% Sky Obscured)

36
22
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

55
55
55
65
70
65
65
43
18
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)

8
5
7
5
5
6
7
7
7
7
7
8
8
10
11
12
12
12
12
12
11
11
10
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
51
51
55
58
59
58
58
60
61
63
66
62
53
45
40
36
31
28
26
25
26
25
28

Pressure (mb)

1011
1012
1013
1012
1012
1012
1012
1012
1012
1012
1012
1013
1014
1014
1014
1015
1015
1014
1014
1014
1014
1015
1015
1016

Ozone (du)

409
405
401
400
400
399
400
405
406
406
406
408
414
416
419
419
419
416
414
414
415
417
420
427

Monday 22

Waxing Gibbous 99%

No Rise

05:31

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

Sun - Rise: 05:47, Set: 19:35, Transit: 12:42. Moon - Rise: No Rise, Set: 05:31. Civil Dark: 20:05 - 05:17. Nautical Dark: 20:41 - 04:40. Astro Dark: 21:21 - 04:01

Total Clouds (% Sky Obscured)

0
0
0
0
2
0
0
3
3
0
3
6
5
22
39
64
62
55
43
56
64
68
76
85

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
6
13
20
20
13
12
8
4
1
4
8

High Clouds (% Sky Obscured)

0
0
0
0
3
0
0
3
3
0
2
5
2
10
18
36
46
44
35
38
29
18
45
73

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

Chance of Frost

Temperature (°C)

10
8
6
5
4
4
3
3
3
3
2
3
5
7
8
10
12
13
14
15
15
15
15
14

Feels Like (°C)

8
6
4
4
3
2
2
2
2
2
2
2
4
5
6
6
7
8
9
9
13
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

34
43
48
52
53
52
52
55
59
63
65
67
61
48
46
44
42
43
44
45
49
53
57
60

Pressure (mb)

1017
1018
1019
1019
1020
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1022
1021
1021
1020
1019
1019
1019

Ozone (du)

426
421
420
418
419
416
418
419
418
417
416
414
415
417
418
419
419
418
417
416
414
413
412
411

Tuesday 23

Full Moon 100%

19:35

05:53

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 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:46, Set: 19:36, Transit: 12:41. Moon - Rise: 19:35, Set: 05:53. Civil Dark: 20:06 - 05:16. Nautical Dark: 20:43 - 04:39. Astro Dark: 21:22 - 03:59

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)

2
2
3
3
4
2
2
1
1
0
0
0
0
0
0
0
2
5
7
19
31
46
46
46

Medium Clouds (% Sky Obscured)

12
40
69
100
99
98
97
92
93
94
97
99
100
100
100
100
100
100
100
100
100
100
90
79

High Clouds (% Sky Obscured)

100
80
62
44
66
84
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
78

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
5
10
12
10
7
1
1
1
0
1
1
1
6
12
14
52
70
84
80
74

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
64
68
70
74
74
73
73
74
77
78
75
74
73
71
70
67
65
64
62
70
80
92
88

Pressure (mb)

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

Ozone (du)

411
410
409
408
406
406
405
404
404
404
403
404
404
404
405
406
407
409
411
413
416
419
422
422

Wednesday 24

Waning Gibbous 98%

20:41

06:18

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

Sun - Rise: 05:44, Set: 19:37, Transit: 12:41. Moon - Rise: 20:41, Set: 06:18. Civil Dark: 20:07 - 05:14. Nautical Dark: 20:44 - 04:37. Astro Dark: 21:24 - 03:57

Total Clouds (% Sky Obscured)

100
84
68
52
35
18
2
2
1
1
1
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

53
53
55
55
37
19
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

67
45
23
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

67
42
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
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

Precipitation Type

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

Precipitation Probability (%)

62
50
35
4
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
10
10
10
9
8
8
8
8
8
8
8
9
8
8
8
8
8

Chance of Frost

Temperature (°C)

10
9
7
6
5
4
3
2
1
1
-0
1
1
2
4
6
8
9
10

Feels Like (°C)

9
8
4
4
4
4
4
3
-1
-2
-2
-2
-2
-2
-1
-1
0
1
1

Dew Point (°C)

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

Relative Humidity (%)

85
84
82
81
79
76
73
72
65
60
55
50
47
43
38
33
28
28
26

Pressure (mb)

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

Ozone (du)

422
423
423
423
422
423
424
425
426
426
427
428
430
431
435
440
444
450
456

Forecast for Boxford, Essex, United States of America (42.66,-70.99)

Generated: 18/04/24 19:13:33. Forecast: 18/04/24 to 24/04/24. Timezone: UTC-4.00