Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 6%

09:15

20:32

07 OK
08 Bad
09 OK
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 Bad
05 Bad
06 Bad

Sun - Rise: 07:01, Set: 19:11, Transit: 13:06. Moon - Rise: 09:15, Set: 20:32. Civil Dark: 19:44 - 06:30. Nautical Dark: 20:22 - 05:52. Astro Dark: 21:02 - 05:13

Total Clouds (% Sky Obscured)

34
37
34
43
62
69
72
50
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

18
19
22
21
58
61
48
9
4
48
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

29
31
28
37
22
45
62
25
86
96
100
98
98
97
100
100
100
100
100
90
37
12
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
32
0
31
18
98
98
88
45
30
76
76
87
80
23
19
11
18
38
76

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

Precipitation Type

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

Precipitation Probability (%)

2
0
2
2
2
1
1
3
4
5
6
5
5
5
5
5
7
12
16
16
15
14
11
8

Precipitation Amount (mm)

0.01
0
0
0
0
0
0.01
0.01
0.02
0.03
0.03
0.03
0.02
0.02
0.03
0.03
0.05
0.1
0.15
0.17
0.15
0.12
0.09
0.05

Wind Speed/Direction (mph)

10
12
14
15
17
18
19
19
19
19
19
18
18
18
18
18
18
18
18
17
16
15
13
12

Chance of Frost

Temperature (°C)

8
10
13
14
15
16
16
16
16
16
15
14
15
15
15
14
14
13
13
13
13
13
13
12

Feels Like (°C)

5
7
13
14
15
16
16
16
16
16
15
14
15
15
15
14
14
13
13
13
13
13
13
12

Dew Point (°C)

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

Relative Humidity (%)

94
88
80
76
75
74
73
73
74
78
82
84
84
84
85
88
92
95
95
94
94
96
98
97

Pressure (mb)

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

Ozone (du)

321
321
320
320
319
319
318
316
314
312
312
311
311
311
311
311
311
311
311
311
311
311
310
309

Saturday 23

Waxing Crescent 12%

10:21

20:58

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: 07:03, Set: 19:09, Transit: 13:06. Moon - Rise: 10:21, Set: 20:58. Civil Dark: 19:41 - 06:32. Nautical Dark: 20:20 - 05:54. Astro Dark: 20:59 - 05:14

Total Clouds (% Sky Obscured)

81
82
81
78
52
63
48
51
51
88
98
99
99
98
100
100
98
91
61
45
77
88
91
99

Low Clouds (% Sky Obscured)

45
34
12
12
11
2
6
4
1
0
0
0
0
0
0
0
0
0
0
0
1
9
15
8

Medium Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
0
65
57
81
0
85
92
67
48
44
75
66
73
98

High Clouds (% Sky Obscured)

77
72
79
75
46
63
44
48
50
88
98
98
98
96
100
100
97
85
28
2
10
66
66
73

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
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 (%)

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

Precipitation Amount (mm)

0.03
0.01
0
0
0
0
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
88
82
78
76
73
69
67
67
70
74
77
78
78
80
83
87
91
92
93
96
98
99
99

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

309
309
308
308
308
308
309
309
309
309
309
308
308
307
307
308
310
313
314
315
314
313
313
312

Sunday 24

Waxing Crescent 19%

11:26

21:27

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: 07:04, Set: 19:07, Transit: 13:06. Moon - Rise: 11:26, Set: 21:27. Civil Dark: 19:39 - 06:34. Nautical Dark: 20:17 - 05:55. Astro Dark: 20:57 - 05:16

Total Clouds (% Sky Obscured)

97
98
100
99
100
99
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
29
26
25
45
77
98
98
93
100
100
98
98
98
98
98
98
98
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

63
95
88
30
66
44
40
68
41
41
93
88
99
99
99
99
99
99
33
33
33
33
33
33

High Clouds (% Sky Obscured)

91
58
98
99
98
98
98
97
92
96
95
95
98
98
98
98
98
98
1
1
1
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
6
6
6
6
6
6
6
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

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

Precipitation Probability (%)

6
9
12
14
13
11
12
14
17
19
23
27
30
30
29
28
26
33
33
32
30
28
25
21

Precipitation Amount (mm)

0.02
0.04
0.05
0.06
0.05
0.03
0.04
0.06
0.09
0.14
0.21
0.29
0.38
0.41
0.42
0.41
0.32
0.72
0.8
0.69
0.54
0.41
0.27
0.17

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

99
98
95
93
92
90
88
87
88
91
95
96
96
95
96
99
99
100
100
99
99
99
99
99

Pressure (mb)

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

Ozone (du)

312
312
312
312
312
311
311
311
312
314
316
318
320
322
324
325
326
318
319
320
321
322
323
324

Monday 25

Waxing Crescent 28%

12:28

21:59

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
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: 19:05, Transit: 13:05. Moon - Rise: 12:28, Set: 21:59. Civil Dark: 19:37 - 06:35. Nautical Dark: 20:15 - 05:57. Astro Dark: 20:54 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
26
26
26
26
26
26
63
63
63
63
63
63
92
92
92
92
92
92

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
26
26
26
26
26
26
59
59
59
59
59
59
8
8
8
8
8
8

Medium Clouds (% Sky Obscured)

1
1
1
1
1
1
2
2
2
2
2
2
19
19
19
19
19
19
1
1
1
1
1
1

High Clouds (% Sky Obscured)

95
95
95
95
95
95
0
0
0
0
0
0
0
0
0
0
0
0
92
92
92
92
92
92

ISS Passover

Visibility (miles)

6
8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
8
6
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

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

Precipitation Probability (%)

18
16
13
12
11
13
13
2
3
4
7
9
10
8
5
3
3
5
6
7
8
9
10
11

Precipitation Amount (mm)

0.13
0.1
0.07
0.06
0.06
0.07
0.08
0
0.01
0.03
0.03
0.04
0.04
0.03
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.03
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

99
99
95
93
91
87
82
77
76
79
83
87
88
89
90
93
96
97
96
94
93
94
96
96

Pressure (mb)

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

Ozone (du)

325
326
328
329
330
332
332
331
329
328
327
325
325
324
324
324
324
325
325
324
323
321
320
319

Tuesday 26

Waxing Crescent 37%

13:27

22:35

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: 07:07, Set: 19:02, Transit: 13:05. Moon - Rise: 13:27, Set: 22:35. Civil Dark: 19:35 - 06:37. Nautical Dark: 20:13 - 05:59. Astro Dark: 20:52 - 05:20

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
59
59
59
59
59
59
99
99
99
99
99
99
73
73
73
73
73
73

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
42
42
42
42
42
42
57
57
57
57
57
57
13
13
13
13
13
13

Medium Clouds (% Sky Obscured)

8
8
8
8
8
8
1
1
1
1
1
1
0
0
0
0
0
0
15
15
15
15
15
15

High Clouds (% Sky Obscured)

0
0
0
0
0
0
29
29
29
29
29
29
98
98
98
98
98
98
64
64
64
64
64
64

ISS Passover

Visibility (miles)

5
9
10
10
10
10
10
10
10
10
10
10
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

12
12
11
10
9
7
5
4
4
0
0
0
0
6
8
9
7
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.04
0.03
0.03
0.02
0.01
0.01
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
11
11
11
11
10
10
10
10
10
10

Relative Humidity (%)

96
92
89
87
84
79
74
71
70
72
76
81
83
84
85
87
89
89
87
84
84
84
86
86

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

318
318
317
316
315
315
314
313
311
309
308
307
307
307
307
307
305
303
302
300
300
299
298
297

Wednesday 27

Waxing Crescent 47%

14:21

23:17

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 OK
02 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 07:09, Set: 19:00, Transit: 13:05. Moon - Rise: 14:21, Set: 23:17. Civil Dark: 19:33 - 06:38. Nautical Dark: 20:11 - 06:00. Astro Dark: 20:50 - 05:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
63
63
63
63
63
63
16
16
16
16
16
16

Low Clouds (% Sky Obscured)

27
27
27
27
27
27
100
100
100
100
100
100
27
27
27
27
27
27
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

92
92
92
92
92
92
45
45
45
45
45
45
6
6
6
6
6
6
16
16
16
16
16
16

High Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
47
47
47
47
47
47
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
10
16
18
17
13
6
4
0
0
0
0
8
0
0
0
0
10
12
11
0
2
2
5

Precipitation Amount (mm)

0
0.01
0.03
0.05
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
81
82
82
81
78
75
75
77
80
84
85
85
87
90
94
96
95
94
93
94
95
93

Pressure (mb)

1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023

Ozone (du)

297
296
296
296
295
294
293
293
293
292
292
292
292
291
291
290
290
289
289
289
290
290
290
289

Thursday 28

First Quarter 56%

15:11

00:05

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: 18:58, Transit: 13:04. Moon - Rise: 15:11, Set: 00:05. Civil Dark: 19:30 - 06:40. Nautical Dark: 20:08 - 06:02. Astro Dark: 20:47 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
82
82
82
82
82
82

Low Clouds (% Sky Obscured)

35
35
35
35
35
35
100
100
100
100
100
100
100
100
100
100
100
100
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

99
99
99
99
99
99
75
75
75
75
75
75
99
99
99
99
99
99
82
82
82
82
82
82

High Clouds (% Sky Obscured)

95
95
95
95
95
95
94
94
94
94
94
94
76
76
76
76
76
76
0
0
0
0
0
0

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

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
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

7
10
13
12
12
17
18
19
20
19
19
18
18
18
19
19
19
20
21
21
22
23
22
22

Precipitation Amount (mm)

0.01
0.02
0.03
0.05
0.04
0.03
0.03
0.07
0.17
0.31
0.44
0.58
0.68
0.71
0.67
0.62
0.53
0.43
0.37
0.33
0.33
0.41
0.76
1.38

Wind Speed/Direction (mph)

12
12
10
13
14
15
15
15
15
14
14
13
13
13
14
14
13
11
10
9
4
2
4
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
88
86
85
83
80
78
79
82
86
88
89
90
92
96
99
99
99
99
99
99
99
99

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022

Ozone (du)

289
289
289
289
289
289
289
289
288
287
287
287
287
288
288
288
289
289
290
290
289
289
289
290

Forecast for Dartmouth, Devon, UK (50.35,-3.58)

Generated: 22/09/17 07:26:41. Forecast: 22/09/17 to 28/09/17. Timezone: UTC+1.00