Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waxing Gibbous 97%

18:00

05:17

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:35, Set: 18:35, Transit: 12:35. Moon - Rise: 18:00, Set: 05:17. Civil Dark: 19:03 - 06:07. Nautical Dark: 19:36 - 05:34. Astro Dark: 20:09 - 05:01

Total Clouds (% Sky Obscured)

63
76
81
85
100
80
100
100
89
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
75
75
75
70
60

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
49
36
44
49
60
100
98
91
78
87
94
100
100
100
100
100
100

High Clouds (% Sky Obscured)

63
76
81
85
100
80
100
100
83
100
100
100
100
100
100
100
100
100
100
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
5
8
9
9
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
Light Rain
None
None
None
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
8
34
53
39
44
50
70

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
0
0
0.4

Wind Speed/Direction (mph)

6
5
5
5
7
6
7
7
8
9
11
10
12
13
13
13
13
14
13
11
10
10
12
11

Chance of Frost

Temperature (°C)

10
10
10
9
11
10
10
11
11
12
14
15
16
16
17
18
17
17
17
17
17
17
17
17

Feels Like (°C)

8
8
8
6
8
8
8
8
8
9
11
12
13
13
13
14
13
13
13
14
15
14
14
14

Dew Point (°C)

7
8
8
7
8
7
7
8
9
9
9
10
10
10
9
9
10
9
9
13
16
16
16
16

Relative Humidity (%)

84
88
88
90
83
81
80
85
88
80
71
70
67
66
59
58
60
58
59
76
95
90
89
90

Pressure (mb)

1027
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1022
1022
1021
1020
1020
1019
1019
1020
1019
1019
1019

Ozone (du)

300
297
297
296
294
293
293
293
294
294
293
292
291
290
290
289
288
288
287
286
286
286
290
290

Friday 25

Waxing Gibbous 100%

18:20

06:27

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:36, Set: 18:33, Transit: 12:34. Moon - Rise: 18:20, Set: 06:27. Civil Dark: 19:01 - 06:08. Nautical Dark: 19:34 - 05:35. Astro Dark: 20:07 - 05:02

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)

55
50
49
59
73
83
96
89
83
72
68
85
96
100
99
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

99
96
75
92
99
97
100
100
100
100
96
99
86
95
100
89
90
90
90
89
100
82
78
85

High Clouds (% Sky Obscured)

100
100
88
97
70
75
80
85
85
85
85
90
98
91
99
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

55
36
50
56
43
43
94
95
95
95
95
90
95
76
95
67
66
77
68
55
66
66
59
61

Precipitation Amount (mm)

0.2
0
0.2
0.3
0
0
0
1.8
0.8
3.1
3.8
0
0.5
0
0.4
0.3
0.2
0.2
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
16
15
15
15
15
15
15
15
14
14
15
14
14
13
13
14
14
14
14
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
93
93
89
86
83
92
93
93
90
86
82
79
83
90
89
93
95
93
95
95
96
96

Pressure (mb)

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

Ozone (du)

292
293
291
291
290
291
289
289
290
289
289
287
287
289
289
290
289
288
288
288
288
289
288
288

Saturday 26

Full Moon 100%

18:43

07:38

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:37, Set: 18:31, Transit: 12:34. Moon - Rise: 18:43, Set: 07:38. Civil Dark: 18:59 - 06:09. Nautical Dark: 19:32 - 05:36. Astro Dark: 20:05 - 05:03

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)

100
100
100
94
92
90
98
100
100
98
97
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

88
89
100
100
100
100
100
100
100
89
100
89
98
94
84
71
90
73
100
77
93
74
52
44

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
62
25
18
25
35
34
2
0
0
0
0
2
4
6

ISS Passover

Visibility (miles)

2
9
9
9
9
5
9
6
3
4
1
1
1
1
3
7
5
4
3
3
8
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
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

46
45
77
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
94
62
70
77

Precipitation Amount (mm)

0
0
0
2.1
1.5
4.1
2.2
1.4
0.4
1.4
3.2
1.3
1.8
1.6
1
0.9
2.3
1.6
0.4
0.9
0.8
0.3
0.4
0.5

Wind Speed/Direction (mph)

19
19
19
20
19
20
20
20
20
20
20
20
19
18
18
18
16
15
15
15
15
15
15
15

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
13
13
13
13
13
13
14
14
14
14
14
14
14
14
14
14
14
14

Feels Like (°C)

9
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
11
10
10
11
11

Dew Point (°C)

14
14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
14
14
14
14
14
14

Relative Humidity (%)

96
96
96
96
96
95
96
96
96
96
98
98
98
98
96
96
96
96
96
98
96
96
96
96

Pressure (mb)

1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1010
1010
1011
1011
1011
1011
1012
1012
1013
1013
1013

Ozone (du)

284
284
286
286
286
285
285
284
285
286
286
287
287
288
286
284
283
283
283
286
288
288
289
291

Sunday 27

Waning Gibbous 97%

19:10

08:53

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:38, Set: 18:29, Transit: 12:34. Moon - Rise: 19:10, Set: 08:53. Civil Dark: 18:57 - 06:10. Nautical Dark: 19:30 - 05:38. Astro Dark: 20:03 - 05:04

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)

100
100
100
100
100
100
100
100
100
100
100
100
99
97
97
97
99
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

48
87
76
69
95
96
97
99
100
96
84
81
87
85
96
85
75
59
63
70
77
92
96
100

High Clouds (% Sky Obscured)

28
80
100
100
100
100
99
100
91
63
45
50
81
64
37
22
12
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
6
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

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

Precipitation Probability (%)

71
71
64
70
63
69
64
62
54
56
61
62
76
86
95
93
80
66
56
52
49
46
43
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
12

Feels Like (°C)

11
11
11
10
10
10
10
10
9
9
9
9
9
10
10
10
10
10
10
11
11
10
10
11

Dew Point (°C)

14
13
14
13
13
13
13
13
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
11

Relative Humidity (%)

96
95
96
96
95
96
95
96
95
95
93
95
93
93
93
93
95
93
95
95
95
95
95
93

Pressure (mb)

1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

292
290
288
288
288
289
289
289
290
289
289
289
287
287
287
287
286
286
286
287
287
286
287
288

Monday 28

Waning Gibbous 92%

19:42

10:10

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:39, Set: 18:28, Transit: 12:33. Moon - Rise: 19:42, Set: 10:10. Civil Dark: 18:56 - 06:11. Nautical Dark: 19:28 - 05:39. Astro Dark: 20:01 - 05:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
97
94
77
84
75
76
75
72
70
77
83
90
85
80
76

Low Clouds (% Sky Obscured)

100
100
100
99
98
98
99
99
84
60
45
29
47
30
24
29
38
47
62
75
87
82
78
71

Medium Clouds (% Sky Obscured)

82
87
87
99
96
89
83
84
81
83
80
56
51
41
34
33
27
20
23
23
26
21
17
16

High Clouds (% Sky Obscured)

2
3
5
7
11
13
19
6
4
0
0
0
2
3
18
16
14
10
6
3
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

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

Precipitation Probability (%)

61
76
86
95
95
95
95
84
67
48
30
4
6
4
1
0
0
0
0
0
0
1
1
1

Precipitation Amount (mm)

0.3
0.5
0.6
0.8
0.7
0.5
0.4
0.3
0.2
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
5
5
5
6
7
7
6
5
5
5
4
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

12
13
13
13
13
13
13
13
13
13
13
14
14
15
15
16
18
18
18
17
16
15
15
15

Feels Like (°C)

11
11
11
11
11
11
11
11
11
12
11
13
15
14
16
16
19
19
20
20
20
20
14
14

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
89
87
84
81
80
79
75
69
64
57
52
50
48
53
58
64
70
75
82
85
87

Pressure (mb)

1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015

Ozone (du)

289
289
290
290
290
290
291
293
295
296
295
295
296
294
293
292
290
289
287
287
287
287
287
288

Tuesday 29

Waning Gibbous 84%

20:23

11:28

23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
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

Sun - Rise: 06:41, Set: 18:26, Transit: 12:33. Moon - Rise: 20:23, Set: 11:28. Civil Dark: 18:54 - 06:12. Nautical Dark: 19:27 - 05:40. Astro Dark: 20:00 - 05:07

Total Clouds (% Sky Obscured)

61
49
39
38
37
40
46
48
52
63
76
86
84
82
80
84
85
87
86
88
91
94
97
100

Low Clouds (% Sky Obscured)

55
33
19
16
15
14
18
23
23
23
22
21
24
26
26
23
18
16
15
15
13
16
17
17

Medium Clouds (% Sky Obscured)

12
6
0
0
0
0
0
0
0
5
11
18
30
44
61
73
84
87
85
78
75
73
73
71

High Clouds (% Sky Obscured)

0
0
0
20
37
40
46
48
52
63
76
86
84
82
80
64
40
17
21
26
40
60
75
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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
14
14
14
15
15
15
15
15
15
15
15
15
16
16
17
25
24
24
24
24
24
15
15

Dew Point (°C)

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

Relative Humidity (%)

90
92
93
95
95
96
96
95
93
90
79
68
60
56
52
48
52
58
63
70
79
89
89
87

Pressure (mb)

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

Ozone (du)

288
286
284
282
282
282
282
282
281
281
281
281
281
281
281
280
281
281
281
282
282
282
284
287

Wednesday 30

Waning Gibbous 74%

21:15

12:42

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
19 Bad

Sun - Rise: 06:42, Set: 18:24, Transit: 12:33. Moon - Rise: 21:15, Set: 12:42. Civil Dark: 18:52 - 06:14. Nautical Dark: 19:25 - 05:41. Astro Dark: 19:58 - 05:08

Total Clouds (% Sky Obscured)

90
79
65
66
68
74
83
90
97
95
92
90
76
62
52
58
68
77
76
69
68

Low Clouds (% Sky Obscured)

29
44
54
59
63
63
57
53
53
58
60
65
46
27
8
7
5
4
4
5
9

Medium Clouds (% Sky Obscured)

71
70
65
66
68
73
62
51
41
30
18
7
5
2
0
0
0
0
12
25
40

High Clouds (% Sky Obscured)

73
47
15
21
26
34
49
59
60
46
25
10
11
12
12
32
51
65
62
56
61

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

Fog (%)

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

Precipitation Probability (%)

13
20
29
33
28
12
13
8
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
15
15
14
14
14
14
15
15
17
19
22
23
24
25
24
23
23
21
19

Feels Like (°C)

15
15
15
15
15
14
14
14
14
15
17
17
19
19
20
20
29
27
26
26
26

Dew Point (°C)

13
13
14
14
13
13
13
13
13
14
14
13
14
13
12
11
12
13
14
14
13

Relative Humidity (%)

86
87
92
93
93
93
93
92
90
90
78
68
61
54
48
42
47
52
57
62
68

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1019
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

289
291
294
296
299
301
304
302
301
299
294
289
284
282
280
278
277
277
276
275
273

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

Generated: 24/09/26 23:36:53. Forecast: 24/09/26 to 30/09/26. Timezone: UTC-4.00