Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 94%

21:54

06:49

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

Sun - Rise: 05:18, Set: 20:21, Transit: 12:49. Moon - Rise: 21:54, Set: 06:49. Civil Dark: 20:55 - 04:44. Nautical Dark: 21:38 - 04:00. Astro Dark: 22:30 - 03:10

Total Clouds (% Sky Obscured)

80
78
79
88
55
54
60
54
47
25
9
4
0
32
35
61
68
70
64
64
80
80
87
68

Low Clouds (% Sky Obscured)

72
78
79
86
55
54
60
54
47
25
9
4
0
20
0
39
51
52
55
53
56
69
78
68

Medium Clouds (% Sky Obscured)

19
6
7
14
2
2
2
1
0
0
0
0
0
0
0
0
0
0
1
1
1
2
2
1

High Clouds (% Sky Obscured)

64
23
5
1
0
0
0
0
0
0
0
0
0
1
19
20
26
30
27
35
59
63
61
33

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
2
4
9
6
5
9
8
4
2
0
0
4
4
2
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)

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

Chance of Frost

Temperature (°C)

20
19
19
20
22
24
26
28
29
29
29
29
28
26
24
22
21
20
19
19
19
18
18
17

Feels Like (°C)

22
22
23
24
26
28
29
31
31
31
31
31
30
28
25
22
21
21
20
21
21
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
91
80
70
62
56
53
51
51
53
56
59
69
79
81
84
86
91
93
96
98
98

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

319
318
319
321
323
324
322
320
318
315
314
315
315
312
310
309
307
308
307
305
304
304
303
303

Sunday 13

Waning Gibbous 87%

22:19

08:02

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

Sun - Rise: 05:18, Set: 20:20, Transit: 12:49. Moon - Rise: 22:19, Set: 08:02. Civil Dark: 20:54 - 04:45. Nautical Dark: 21:37 - 04:01. Astro Dark: 22:29 - 03:12

Total Clouds (% Sky Obscured)

83
58
53
46
50
59
61
54
62
54
24
16
25
58
53
39
49
68
74
91
93
59
65
88

Low Clouds (% Sky Obscured)

83
58
53
46
50
59
61
54
62
54
8
6
4
0
0
0
0
12
23
50
52
57
56
55

Medium Clouds (% Sky Obscured)

0
0
0
0
1
2
2
3
3
3
7
7
2
3
3
3
3
3
2
0
0
0
0
0

High Clouds (% Sky Obscured)

52
22
13
2
3
25
35
7
7
3
9
6
19
54
40
25
28
36
35
30
35
9
15
29

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)

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

Chance of Frost

Temperature (°C)

17
17
17
19
21
23
24
26
27
28
28
28
27
26
25
23
21
21
20
20
19
19
19
19

Feels Like (°C)

19
19
21
22
24
25
26
27
29
29
29
28
28
27
25
24
22
22
21
21
21
20
22
21

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
89
75
65
58
54
50
49
50
51
55
57
63
72
79
80
84
88
93
96
98
98

Pressure (mb)

1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1018
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

302
303
303
303
303
303
302
303
303
304
304
304
305
305
305
303
302
302
301
300
300
299
299
299

Monday 14

Waning Gibbous 84%

22:41

09:14

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 OK
23 Bad
00 Bad
01 Bad
02 OK
03 OK

Sun - Rise: 05:19, Set: 20:20, Transit: 12:49. Moon - Rise: 22:41, Set: 09:14. Civil Dark: 20:53 - 04:46. Nautical Dark: 21:36 - 04:02. Astro Dark: 22:27 - 03:13

Total Clouds (% Sky Obscured)

87
78
65
64
79
67
69
55
84
100
100
100
100
100
100
65
79
81
41
31
54
39
37
40

Low Clouds (% Sky Obscured)

56
56
60
44
41
43
45
44
53
54
79
72
73
61
49
28
31
40
31
31
46
39
37
40

Medium Clouds (% Sky Obscured)

0
0
2
0
4
7
18
12
15
95
95
91
92
97
88
49
79
15
2
0
13
0
2
4

High Clouds (% Sky Obscured)

25
43
53
64
79
19
21
55
84
99
87
96
100
91
100
35
40
10
3
0
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
3
3
9
9
9
9
9
9
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
2
1
1
4
11
25
62
95
95
80
41
4
2
1
3
58
53
24
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.9
1.9
0.5
0
0
0
0
0
0.5
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
19
20
22
24
26
27
28
29
30
27
25
24
24
24
23
23
22
22
22
21
21
21

Feels Like (°C)

20
20
21
23
25
26
28
29
31
31
31
29
27
27
27
27
26
26
25
26
26
25
25
25

Dew Point (°C)

18
18
18
19
18
17
16
15
14
14
16
23
24
24
23
23
23
22
22
22
21
21
21
21

Relative Humidity (%)

98
98
98
91
78
64
54
47
41
39
44
77
94
98
98
98
98
98
98
98
98
98
100
98

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

298
299
300
301
300
299
299
299
299
300
300
301
302
303
305
305
305
306
313
315
314
312
313
315

Tuesday 15

Waning Gibbous 79%

23:01

10:27

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

Sun - Rise: 05:20, Set: 20:19, Transit: 12:50. Moon - Rise: 23:01, Set: 10:27. Civil Dark: 20:53 - 04:46. Nautical Dark: 21:36 - 04:04. Astro Dark: 22:26 - 03:15

Total Clouds (% Sky Obscured)

39
31
17
4
8
15
23
23
22
21
23
33
48
20
13
3
15
50
51
29
39
67
64
70

Low Clouds (% Sky Obscured)

39
30
17
4
8
15
21
18
20
21
19
22
22
15
9
0
5
10
15
11
6
0
0
0

Medium Clouds (% Sky Obscured)

6
4
2
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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
5
5
29
39
67
64
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)

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

Chance of Frost

Temperature (°C)

21
20
21
22
24
26
28
30
31
32
33
33
33
33
32
28
25
24
23
23
23
22
22
21

Feels Like (°C)

25
24
25
27
28
29
30
31
32
33
34
34
34
34
36
32
28
27
25
24
25
25
24
24

Dew Point (°C)

20
20
21
22
22
19
15
13
12
13
13
13
13
14
17
19
18
16
16
16
17
17
16
16

Relative Humidity (%)

98
100
98
95
88
65
45
36
31
31
29
28
28
30
39
55
64
60
61
66
69
71
70
72

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

316
317
315
315
316
317
317
316
314
312
311
310
308
308
307
306
306
309
310
310
309
309
310
309

Wednesday 16

Waning Gibbous 68%

23:23

11:39

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:21, Set: 20:18, Transit: 12:50. Moon - Rise: 23:23, Set: 11:39. Civil Dark: 20:52 - 04:47. Nautical Dark: 21:35 - 04:05. Astro Dark: 22:25 - 03:16

Total Clouds (% Sky Obscured)

80
93
94
96
100
100
100
99
98
98
98
99
100
100
100
100
100
100
100
100
100
100
88
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
17
36
54
40
26
12
25
37
49
59
69
79
75
72
68
66
71

Medium Clouds (% Sky Obscured)

0
0
0
0
15
29
44
53
58
66
72
89
96
90
83
77
83
90
97
83
67
52
59
66

High Clouds (% Sky Obscured)

80
93
94
96
100
100
100
94
86
80
86
92
100
100
100
100
100
100
100
100
100
100
77
51

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

Precipitation Probability (%)

0
0
0
0
0
0
0
4
7
8
13
20
38
61
55
52
91
92
89
86
76
66
56
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.7
0.8
0.7
0.6
0.4
0.3
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
21
23
25
27
29
31
32
33
32
33
32
31
28
25
24
24
24
23
23
23
23
23

Feels Like (°C)

24
24
25
26
28
29
30
31
32
33
32
32
32
32
27
25
24
25
24
24
24
23
23
25

Dew Point (°C)

17
18
19
20
19
18
17
15
15
15
17
16
16
17
19
19
18
19
19
20
21
21
21
21

Relative Humidity (%)

79
84
87
79
68
59
46
38
34
32
40
37
37
43
57
71
68
72
77
83
84
84
85
89

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

309
309
310
310
310
310
310
311
311
311
309
309
308
306
306
310
310
309
308
307
307
308
308
309

Thursday 17

Third Quarter 57%

23:46

12:54

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 OK
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

Sun - Rise: 05:22, Set: 20:18, Transit: 12:50. Moon - Rise: 23:46, Set: 12:54. Civil Dark: 20:51 - 04:48. Nautical Dark: 21:34 - 04:06. Astro Dark: 22:23 - 03:18

Total Clouds (% Sky Obscured)

63
50
46
45
38
27
15
14
18
17
24
31
42
77
82
84
86
66
72
63
52
40
54
69

Low Clouds (% Sky Obscured)

63
50
46
45
38
27
15
14
18
17
24
31
42
69
65
61
67
66
72
63
52
40
54
69

Medium Clouds (% Sky Obscured)

59
48
46
45
38
27
15
14
16
8
5
3
7
12
18
45
63
62
50
52
52
40
19
3

High Clouds (% Sky Obscured)

13
18
22
27
20
12
5
4
8
8
24
31
42
76
82
84
86
66
72
63
52
40
54
69

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
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
None
None
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
Light Rain

Precipitation Probability (%)

12
15
15
11
20
26
31
35
37
38
57
72
86
80
82
95
95
87
76
89
95
95
95
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.5
0.5
1
0.9
0.7
0.4
0.6
0.9
1.1
0.8
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
23
24
25
26
28
29
31
32
32
32
31
30
29
27
25
24
23
22
21
21
21
20

Feels Like (°C)

25
25
25
25
23
30
30
30
32
33
35
37
35
34
33
33
33
26
26
27
26
26
26
23

Dew Point (°C)

21
21
21
21
20
19
18
17
18
18
19
19
19
19
20
20
21
20
20
20
20
20
21
20

Relative Humidity (%)

91
95
87
82
74
64
56
47
46
45
44
46
48
51
58
66
76
80
85
92
95
96
98
100

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

309
309
310
311
312
311
310
309
308
307
306
305
305
304
304
305
305
304
303
302
302
302
302
302

Friday 18

Waning Crescent 45%

00:13

14:11

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
00 Bad
01 Bad

Sun - Rise: 05:23, Set: 20:17, Transit: 12:50. Moon - Rise: 00:13, Set: 14:11. Civil Dark: 20:50 - 04:49. Nautical Dark: 21:33 - 04:07. Astro Dark: 22:22 - 03:19

Total Clouds (% Sky Obscured)

83
88
94
99
97
96
94
96
95
94
96
97
100
100
100
100
95
90
86
69
54
41

Low Clouds (% Sky Obscured)

83
88
83
79
69
56
50
54
55
56
56
54
49
48
49
48
35
31
27
27
23
19

Medium Clouds (% Sky Obscured)

0
2
3
5
4
3
2
23
44
65
49
35
21
33
45
57
55
54
54
38
21
4

High Clouds (% Sky Obscured)

62
43
35
32
23
14
5
14
7
3
33
67
100
100
100
100
95
90
86
69
54
41

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
6
9
8
7

Fog (%)

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

Precipitation Probability (%)

55
44
31
15
30
38
43
46
50
54
59
66
75
83
92
95
95
86
65
54
40
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.4
0.5
0.5
0.6
0.5
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
20
20
21
23
24
25
26
27
27
26
25
24
22
22
22
22
22
22
22

Feels Like (°C)

23
24
23
22
23
22
23
23
24
24
25
32
31
30
29
29
30
23
24
24
24
24

Dew Point (°C)

20
20
20
20
20
20
21
22
22
23
23
23
23
23
22
21
21
22
22
22
22
21

Relative Humidity (%)

98
98
96
96
96
94
92
91
86
82
77
79
83
86
89
94
98
100
98
98
98
98

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1011
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012

Ozone (du)

303
303
303
304
304
303
303
302
301
300
299
299
298
298
298
298
298
298
298
298
298
298

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

Generated: 12/07/25 04:54:55. Forecast: 12/07/25 to 18/07/25. Timezone: UTC-4.00