Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 14

Waning Crescent 11%

04:55

16:20

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Good
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:00, Set: 19:25, Transit: 12:44. Moon - Rise: 04:55, Set: 16:20. Civil Dark: 19:54 - 05:31. Nautical Dark: 20:30 - 04:56. Astro Dark: 21:07 - 04:18

Total Clouds (% Sky Obscured)

69
62
53
57
93
92
100
100
100
100
100
100
100
41
63
67
65
65
67
64
7
55
100
100

Low Clouds (% Sky Obscured)

15
28
40
57
60
49
36
47
29
43
41
0
0
0
0
0
0
0
0
0
0
2
9
10

Medium Clouds (% Sky Obscured)

6
0
2
4
34
30
23
35
49
100
100
100
64
0
0
0
0
0
0
0
0
0
0
25

High Clouds (% Sky Obscured)

0
12
20
11
75
70
100
100
100
100
100
100
100
41
63
67
65
65
67
61
7
55
100
65

ISS Passover

Visibility (miles)

9
9
9
8
8
8
7
9
9
9
6
3
9
9
9
9
9
9
9
9
9
1
0
0

Fog (%)

0
0
0
0
2
5
6
5
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
2
33
37
42
68
80
90
95
39
7
1
0
0
0
1
0
1
1
1
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.9
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
4
3
6
8
12
10
8
4
2
2
5
6
6
6
6
5
5
4
5
3
3
8
7

Chance of Frost

Temperature (°C)

21
23
24
24
25
23
20
19
19
17
16
18
17
17
17
17
17
16
16
16
15
15
13
12

Feels Like (°C)

22
25
26
25
25
20
17
17
18
17
17
18
17
17
19
19
19
19
18
17
18
17
13
10

Dew Point (°C)

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

Relative Humidity (%)

54
48
45
44
43
50
63
65
64
78
86
86
90
90
92
93
95
96
95
95
96
95
93
93

Pressure (mb)

1016
1015
1015
1014
1013
1012
1012
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1013
1013
1014

Ozone (du)

306
305
306
306
306
308
308
306
307
305
308
309
310
314
315
313
315
313
311
311
311
312
312
312

Wednesday 15

Waning Crescent 5%

05:17

17:33

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:59, Set: 19:26, Transit: 12:43. Moon - Rise: 05:17, Set: 17:33. Civil Dark: 19:56 - 05:29. Nautical Dark: 20:31 - 04:54. Astro Dark: 21:09 - 04:16

Total Clouds (% Sky Obscured)

87
100
92
100
84
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
95
93
99
100

Low Clouds (% Sky Obscured)

22
57
35
45
61
49
53
32
40
23
37
25
45
39
55
52
44
57
52
50
45
35
35
35

Medium Clouds (% Sky Obscured)

32
39
78
32
37
56
96
37
68
48
65
90
87
93
93
95
100
96
87
85
93
93
99
99

High Clouds (% Sky Obscured)

69
100
61
100
55
100
100
100
83
100
100
100
100
100
100
83
100
100
100
100
56
37
73
31

ISS Passover

Visibility (miles)

4
4
4
4
2
0
0
0
4
4
4
4
9
9
4
7
9
6
9
8
7
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
1
2
6
52
88
81
66
57
70
84
70
66
14
13
7
0

Precipitation Type

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

Precipitation Probability (%)

1
4
12
41
60
73
71
93
60
53
71
55
12
51
95
80
79
67
36
12
3
0
5
2

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0
0.6
0
0
0.2
0.2
0
0
0.9
0.3
0.4
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
13
13
13
13
12
10
9
10
10
9
9
10
11
11
12
12
12
12
12
13
14

Relative Humidity (%)

92
89
86
82
82
83
89
93
95
95
96
95
96
96
98
96
96
98
96
98
98
98
95
95

Pressure (mb)

1014
1014
1013
1013
1013
1013
1012
1013
1013
1013
1013
1014
1014
1013
1013
1012
1012
1011
1012
1012
1011
1012
1012
1013

Ozone (du)

314
316
315
313
312
312
310
307
304
303
304
303
302
301
303
302
303
303
304
304
307
311
312
316

Thursday 16

Waning Crescent 1%

05:42

18:50

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:57, Set: 19:27, Transit: 12:43. Moon - Rise: 05:42, Set: 18:50. Civil Dark: 19:57 - 05:28. Nautical Dark: 20:32 - 04:52. Astro Dark: 21:10 - 04:14

Total Clouds (% Sky Obscured)

100
100
82
84
100
83
94
100
100
100
100
100
100
100
94
89
95
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

35
48
51
36
59
33
30
26
41
57
49
24
12
3
12
18
27
13
5
14
2
0
51
62

Medium Clouds (% Sky Obscured)

42
27
68
84
57
68
12
24
29
19
6
3
7
7
10
10
9
21
22
90
96
99
95
90

High Clouds (% Sky Obscured)

27
10
25
19
100
42
76
100
100
100
100
100
100
100
77
42
78
100
100
100
100
86
100
100

ISS Passover

Visibility (miles)

9
8
8
8
8
5
8
8
1
0
0
0
0
5
8
8
9
9
9
9
9
9
9
9

Fog (%)

2
0
0
0
0
0
0
2
17
25
28
91
95
98
98
100
100
100
100
100
100
100
100
100

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
Very Light Rain

Precipitation Probability (%)

2
1
5
10
6
11
10
16
27
21
16
8
6
3
2
5
3
3
5
7
7
3
45
62

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
0.2

Wind Speed/Direction (mph)

4
3
3
5
6
6
7
7
7
6
3
2
2
3
5
5
5
6
5
5
5
4
4
6

Chance of Frost

Temperature (°C)

15
17
18
21
22
23
23
23
21
20
18
17
17
16
16
16
16
16
15
15
15
15
17
19

Feels Like (°C)

14
16
18
21
21
22
23
21
20
18
17
17
16
16
16
16
16
15
15
15
14
15
18
19

Dew Point (°C)

14
15
16
18
19
19
19
19
19
19
17
17
16
16
15
15
15
14
15
14
14
14
15
15

Relative Humidity (%)

93
87
85
80
80
79
75
78
87
95
98
100
96
96
95
93
92
92
95
95
95
92
85
80

Pressure (mb)

1012
1012
1011
1011
1010
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008

Ozone (du)

315
313
313
311
311
309
311
311
310
310
311
313
313
313
313
314
316
318
322
323
325
324
326
327

Friday 17

New Moon 0%

06:11

20:10

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:56, Set: 19:28, Transit: 12:43. Moon - Rise: 06:11, Set: 20:10. Civil Dark: 19:58 - 05:26. Nautical Dark: 20:34 - 04:50. Astro Dark: 21:12 - 04:12

Total Clouds (% Sky Obscured)

100
98
97
93
97
99
100
100
100
93
92
92
71
60
60
65
55
60
71
99
100
100
100
86

Low Clouds (% Sky Obscured)

66
58
60
84
91
94
97
99
99
93
91
91
71
60
60
65
55
60
71
94
100
100
100
86

Medium Clouds (% Sky Obscured)

86
86
67
25
85
19
23
18
20
18
17
20
19
16
17
22
13
12
8
12
12
16
10
11

High Clouds (% Sky Obscured)

100
68
37
0
35
67
100
67
33
0
0
0
0
0
0
0
0
0
0
5
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

Light Rain
Light Rain
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

Precipitation Probability (%)

72
68
80
91
82
68
35
44
43
39
34
26
5
5
4
2
1
1
1
3
2
0
0
2

Precipitation Amount (mm)

0.6
0.4
0.5
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
10
10
10
9
7
5
4
3
3
3
3
4
4
4
4
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

19
21
20
17
15
13
12
11
11
11
10
10
10
9
9
9
9
8
8
8
7
8
9
10

Feels Like (°C)

20
22
20
15
13
11
10
9
9
10
9
9
9
10
10
10
9
9
9
8
6
6
7
8

Dew Point (°C)

17
16
14
13
12
10
9
8
8
8
8
8
8
8
8
8
8
8
8
8
7
8
8
7

Relative Humidity (%)

86
74
68
77
82
82
81
81
84
84
87
88
88
91
95
96
96
96
98
98
100
96
93
85

Pressure (mb)

1009
1009
1009
1010
1011
1011
1012
1012
1013
1014
1015
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1019
1019
1019

Ozone (du)

324
325
326
326
329
331
331
331
341
331
330
328
326
324
325
325
326
329
329
330
333
334
337
342

Saturday 18

Waxing Crescent 2%

06:48

21:32

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:54, Set: 19:30, Transit: 12:43. Moon - Rise: 06:48, Set: 21:32. Civil Dark: 19:59 - 05:24. Nautical Dark: 20:35 - 04:48. Astro Dark: 21:13 - 04:10

Total Clouds (% Sky Obscured)

85
95
98
95
97
93
95
95
94
93
95
97
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
88
87
88
89
93
94
93
92
91
89
87
85
90
95
100
100
100
100
100
100
100
91
82

Medium Clouds (% Sky Obscured)

20
23
26
26
18
9
0
0
0
0
2
3
4
27
49
73
24
40
56
52
55
59
62
67

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
30
36
35
63
78
96
84
83
82
70
60
58
71
84
97
98
99

ISS Passover

Visibility (miles)

5
4
4
4
4
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
0
1
0
6
2
3
4
3
1
2
1
2
3
3
13
14
6
13
13
9
13
15

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
7
7
8
9
8
8
8
8
6
7
6
6
5
4
4
3
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
69
66
66
69
70
72
78
84
88
91
90
91
90
90
91
91
91
93
93
91
93
91
91

Pressure (mb)

1019
1020
1019
1019
1019
1018
1018
1018
1017
1018
1017
1018
1017
1017
1016
1015
1014
1014
1014
1013
1013
1012
1012
1011

Ozone (du)

347
343
337
336
336
332
327
325
325
325
323
322
323
322
321
317
315
314
313
312
313
313
314
312

Sunday 19

Waxing Crescent 8%

07:36

22:54

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

Sun - Rise: 05:53, Set: 19:31, Transit: 12:42. Moon - Rise: 07:36, Set: 22:54. Civil Dark: 20:00 - 05:23. Nautical Dark: 20:36 - 04:47. Astro Dark: 21:15 - 04:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
72
55
34
17
5
17
28

Low Clouds (% Sky Obscured)

73
63
54
44
29
15
0
24
48
73
78
84
90
81
72
63
64
63
55
34
17
0
9
19

Medium Clouds (% Sky Obscured)

71
93
96
96
97
97
99
96
95
98
98
98
98
99
99
100
76
55
33
22
11
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
62
52
45
30
15
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

8
21
28
34
46
63
80
95
95
95
95
91
88
95
95
95
95
95
63
52
34
3
7
8

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.4
0.9
1.2
1.2
0.9
0.5
0.5
0.6
0.9
1.3
1.1
0.7
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
8
7
7
7
7
6
6
6
7
9
9
10
11
10
10
10
10
10
10
11
12
13
14

Chance of Frost

Temperature (°C)

12
13
15
17
18
17
17
17
16
14
12
10
8
7
6
6
5
4
4
3
3
3
4
4

Feels Like (°C)

10
11
11
13
14
17
17
17
17
18
18
8
6
5
5
4
2
1
0
0
0
-0
-1
0

Dew Point (°C)

11
12
13
15
16
16
17
17
15
13
10
8
7
5
4
3
2
1
-0
-1
-2
-3
-3
-5

Relative Humidity (%)

90
89
90
90
90
92
95
96
95
92
89
88
88
88
86
85
82
79
76
74
69
65
62
51

Pressure (mb)

1010
1009
1008
1006
1005
1004
1003
1002
1002
1003
1003
1004
1005
1006
1006
1007
1007
1007
1008
1008
1009
1010
1011
1011

Ozone (du)

309
307
306
305
304
305
305
305
308
311
314
318
322
326
333
340
347
357
367
377
380
383
386
391

Monday 20

Waxing Crescent 16%

08:36

00:08

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
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 Good
07 Good

Sun - Rise: 05:51, Set: 19:32, Transit: 12:42. Moon - Rise: 08:36, Set: 00:08. Civil Dark: 20:02 - 05:21. Nautical Dark: 20:38 - 04:45. Astro Dark: 21:17 - 04:06

Total Clouds (% Sky Obscured)

39
59
80
100
100
100
100
100
100
100
100
100
100
100
100
100
79
58
37
25
12
0

Low Clouds (% Sky Obscured)

28
44
67
91
95
100
100
100
100
99
85
68
53
36
21
7
5
2
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
3
4
7
10
13
32
52
71
81
90
100
100
100
100
78
57
33
23
11
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
14
31
46
60
72
80
66
43
21
14
7
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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

14
15
15
14
14
14
13
13
12
10
9
8
8
7
7
7
7
7
7
6
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
36
37
36
37
39
41
44
46
48
52
53
53
55
52
51
49
49
49
49
43
38

Pressure (mb)

1012
1012
1012
1013
1013
1014
1014
1015
1016
1017
1018
1019
1020
1021
1021
1021
1022
1022
1023
1023
1024
1024

Ozone (du)

396
401
400
399
399
399
400
401
403
406
409
410
410
411
410
409
409
412
415
419
421
423

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

Generated: 14/04/26 10:42:47. Forecast: 14/04/26 to 20/04/26. Timezone: UTC-4.00