Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 6%

09:23

20:30

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 OK
04 OK
05 Bad
06 Bad

Sun - Rise: 07:05, Set: 19:16, Transit: 13:10. Moon - Rise: 09:23, Set: 20:30. Civil Dark: 19:51 - 06:31. Nautical Dark: 20:33 - 05:49. Astro Dark: 21:18 - 05:05

Total Clouds (% Sky Obscured)

100
100
100
97
97
100
100
100
98
100
100
78
81
63
70
94
99
100
98
70
15
29
86
52

Low Clouds (% Sky Obscured)

13
11
31
23
36
100
100
100
97
100
100
78
77
63
70
92
98
99
19
9
13
19
78
46

Medium Clouds (% Sky Obscured)

38
77
99
92
84
100
100
88
70
35
3
2
0
0
0
0
6
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
99
98
76
88
65
2
0
0
0
0
0
22
2
0
25
60
98
98
66
3
12
34
11

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

0
24
54
67
71
71
68
61
49
35
24
16
11
9
8
7
7
6
5
4
1
1
3
5

Precipitation Amount (mm)

0
0.62
0.68
1.37
1.6
1.54
1.36
1
0.59
0.33
0.2
0.13
0.09
0.07
0.06
0.05
0.04
0.04
0.03
0.01
0.01
0.01
0.02
0.04

Wind Speed/Direction (mph)

18
19
21
22
24
25
26
26
25
23
21
19
17
15
14
13
12
12
12
13
14
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
85
85
85
85
85
86
86
86
86
86
86
87
88
90
90
91
91
91
91
92
93
94

Pressure (mb)

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

Ozone (du)

318
318
318
319
322
326
329
326
322
318
315
314
312
311
310
309
308
306
305
304
303
302
301
301

Saturday 23

Waxing Crescent 12%

10:33

20:53

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:06, Set: 19:13, Transit: 13:10. Moon - Rise: 10:33, Set: 20:53. Civil Dark: 19:49 - 06:33. Nautical Dark: 20:31 - 05:51. Astro Dark: 21:15 - 05:07

Total Clouds (% Sky Obscured)

41
81
100
100
100
100
100
99
100
100
99
99
100
99
93
95
87
98
90
72
98
97
93
99

Low Clouds (% Sky Obscured)

40
80
100
100
100
100
100
98
99
98
5
2
0
2
2
0
1
1
1
4
6
80
54
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
12
16
5
25
61
91
100
17
1
2
22
84
88
71
76
80
56
90

High Clouds (% Sky Obscured)

3
10
11
13
2
13
4
23
77
98
99
99
100
98
92
95
84
90
9
0
96
2
64
96

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

7
9
9
10
12
14
15
14
13
11
8
5
2
2
0
0
1
1
2
8
15
21
25
29

Precipitation Amount (mm)

0.06
0.06
0.05
0.06
0.08
0.11
0.12
0.11
0.09
0.06
0.03
0.01
0.01
0
0
0
0
0
0.01
0.02
0.08
0.15
0.22
0.32

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
15
15
15
16
16
16
16
16
16
16
16
16
16
15
15
15
15
15
15
14
14
14

Feels Like (°C)

14
14
15
15
15
16
16
16
16
16
16
16
16
16
16
15
15
15
15
15
15
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

96
97
96
94
93
91
89
86
82
80
78
78
78
78
77
77
77
76
77
78
80
82
84
86

Pressure (mb)

1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

301
301
301
301
301
301
300
300
300
300
300
300
300
300
300
301
301
303
304
305
307
309
309
310

Sunday 24

Waxing Crescent 19%

11:41

21:19

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:08, Set: 19:11, Transit: 13:09. Moon - Rise: 11:41, Set: 21:19. Civil Dark: 19:46 - 06:35. Nautical Dark: 20:28 - 05:53. Astro Dark: 21:12 - 05:09

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)

80
73
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

69
89
67
98
98
98
100
82
52
45
48
66
95
95
95
95
95
95
100
100
100
100
100
100

High Clouds (% Sky Obscured)

98
98
98
82
97
99
99
100
99
99
98
98
91
91
91
91
91
91
66
66
66
66
66
66

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

32
34
37
38
38
38
37
34
28
22
18
15
13
9
4
3
12
21
24
23
18
14
14
15

Precipitation Amount (mm)

0.41
0.48
0.56
0.64
0.69
0.81
0.87
0.64
0.33
0.19
0.18
0.23
0.26
0.18
0.09
0.03
0.03
0.08
0.14
0.12
0.09
0.08
0.07
0.08

Wind Speed/Direction (mph)

19
18
16
14
11
4
8
6
3
5
1
4
4
4
4
5
6
6
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

14
14
14
14
15
15
15
15
15
15
15
15
15
15
15
14
14
14
14
14
14
14
14
13

Feels Like (°C)

14
14
14
14
15
15
15
15
15
15
15
15
15
15
15
14
14
14
14
14
14
14
14
13

Dew Point (°C)

12
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Relative Humidity (%)

88
90
91
92
92
91
90
88
88
87
86
87
88
89
90
91
93
94
94
95
95
95
95
96

Pressure (mb)

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

Ozone (du)

309
308
307
306
306
306
306
307
307
308
309
310
310
311
312
313
314
315
315
316
317
318
317
317

Monday 25

Waxing Crescent 28%

12:46

21:48

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:10, Set: 19:08, Transit: 13:09. Moon - Rise: 12:46, Set: 21:48. Civil Dark: 19:43 - 06:37. Nautical Dark: 20:25 - 05:55. Astro Dark: 21:09 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
82
82
82
82
82
82
44
44
44
44
44
44

Low Clouds (% Sky Obscured)

69
69
69
69
69
69
100
100
100
100
100
100
81
81
81
81
81
81
43
43
43
43
43
43

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
13
13
13
13
13
13
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
95
95
95
95
95
0
0
0
0
0
0
5
5
5
5
5
5
2
2
2
2
2
2

ISS Passover

Visibility (miles)

5
7
8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
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

Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

27
26
25
24
25
25
25
23
21
19
16
14
11
11
12
13
12
9
7
7
10
12
14
15

Precipitation Amount (mm)

0.42
0.36
0.33
0.31
0.33
0.38
0.4
0.37
0.29
0.23
0.14
0.08
0.04
0.04
0.05
0.06
0.04
0.02
0.01
0.01
0.02
0.03
0.04
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
15
15
15
15
16
16
16
16
15
15
15
15
15
14
14
14
14
14
14
14

Feels Like (°C)

14
14
14
14
15
15
15
15
16
16
16
16
15
15
15
15
15
14
14
14
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

97
97
95
93
91
90
89
88
88
87
88
89
91
92
92
93
93
93
93
94
95
95
95
96

Pressure (mb)

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

Ozone (du)

310
310
311
311
311
311
311
312
313
314
315
317
318
319
319
319
319
318
318
316
315
313
313
313

Tuesday 26

Waxing Crescent 37%

13:47

22:23

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:12, Set: 19:06, Transit: 13:09. Moon - Rise: 13:47, Set: 22:23. Civil Dark: 19:41 - 06:38. Nautical Dark: 20:23 - 05:57. Astro Dark: 21:06 - 05:13

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
98
98
98
98
98
98
16
16
16
16
16
16
59
59
59
59
59
59

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
41
41
41
41
41
41
3
3
3
3
3
3
98
98
98
98
98
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
1
1
1
1
99
99
99
99
99
99
99
99
99
99
99
99

ISS Passover

Visibility (miles)

9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

15
15
14
13
14
15
16
17
18
18
17
15
11
9
8
7
6
5
3
6
10
13
11
0

Precipitation Amount (mm)

0.07
0.05
0.04
0.03
0.03
0.04
0.05
0.05
0.07
0.08
0.05
0.02
0.01
0.01
0.01
0.01
0.01
0
0
0
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
15
15
15
15
16
16
15
15
15
15
15
15
14
14
14
14
14
14
14
14

Feels Like (°C)

14
14
14
14
15
15
15
15
16
16
15
15
15
15
15
15
14
14
14
14
14
14
14
14

Dew Point (°C)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
12

Relative Humidity (%)

96
97
96
93
90
88
86
85
84
84
84
86
88
89
90
90
91
92
93
93
93
93
92
91

Pressure (mb)

1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1020
1020
1020
1020
1020
1020
1021
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

314
314
314
313
312
311
309
308
307
307
306
306
305
305
305
305
304
303
302
301
300
298
297
296

Wednesday 27

Waxing Crescent 47%

14:43

23:04

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:14, Set: 19:03, Transit: 13:08. Moon - Rise: 14:43, Set: 23:04. Civil Dark: 19:38 - 06:40. Nautical Dark: 20:20 - 05:59. Astro Dark: 21:03 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
63
63
63
63
63
63
9
9
9
9
9
9

Low Clouds (% Sky Obscured)

77
77
77
77
77
77
35
35
35
35
35
35
58
58
58
58
58
58
9
9
9
9
9
9

Medium Clouds (% Sky Obscured)

89
89
89
89
89
89
100
100
100
100
100
100
26
26
26
26
26
26
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
98
98
98
98
98
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

0
0
0
0
20
26
28
29
29
29
29
29
30
31
32
33
34
34
35
35
35
35
35
36

Precipitation Amount (mm)

0
0
0
0
0.02
0.09
0.2
0.27
0.31
0.33
0.34
0.35
0.39
0.54
0.83
1.02
0.87
0.62
0.52
0.56
0.65
0.71
0.67
0.61

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
14
14
14

Feels Like (°C)

14
14
14
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
14
14
14

Dew Point (°C)

12
12
12
12
12
12
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Relative Humidity (%)

90
89
87
85
84
83
83
84
86
87
86
86
87
87
88
88
88
89
89
88
88
88
89
90

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

296
295
296
296
296
297
297
297
297
296
296
297
296
296
295
295
295
294
294
294
294
294
294
294

Thursday 28

First Quarter 56%

15:33

23:52

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:16, Set: 19:01, Transit: 13:08. Moon - Rise: 15:33, Set: 23:52. Civil Dark: 19:36 - 06:42. Nautical Dark: 20:18 - 06:01. Astro Dark: 21:01 - 05:18

Total Clouds (% Sky Obscured)

87
87
87
87
87
87
100
100
100
100
100
100
100
100
100
100
100
100
96
96
96
96
96
96

Low Clouds (% Sky Obscured)

63
63
63
63
63
63
51
51
51
51
51
51
100
100
100
100
100
100
6
6
6
6
6
6

Medium Clouds (% Sky Obscured)

41
41
41
41
41
41
100
100
100
100
100
100
98
98
98
98
98
98
95
95
95
95
95
95

High Clouds (% Sky Obscured)

62
62
62
62
62
62
95
95
95
95
95
95
27
27
27
27
27
27
47
47
47
47
47
47

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

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

Precipitation Probability (%)

36
36
36
35
35
33
33
31
30
30
28
27
26
25
24
24
24
23
19
17
13
0
0
0

Precipitation Amount (mm)

0.62
0.71
0.87
1.05
1.32
1.67
1.78
1.37
0.81
0.44
0.26
0.16
0.12
0.08
0.06
0.05
0.03
0.02
0.01
0.01
0
0
0
0

Wind Speed/Direction (mph)

22
22
22
21
20
20
19
18
17
16
15
14
13
13
12
11
10
10
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

14
14
14
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
14

Feels Like (°C)

14
14
14
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
14

Dew Point (°C)

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

Relative Humidity (%)

91
92
92
91
90
89
89
89
90
91
91
92
93
93
92
92
92
91
90
89
87
87
88
90

Pressure (mb)

1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

295
295
295
296
297
298
299
300
301
302
303
304
305
307
309
311
312
312
312
312
311
311
312
314

Forecast for Isle of Man (54.31,-4.54)

Generated: 22/09/17 07:25:47. Forecast: 22/09/17 to 28/09/17. Timezone: UTC+1.00