Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 24

Waning Crescent 43%

00:14

16:00

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
04 Bad

Sun - Rise: 06:16, Set: 20:35, Transit: 13:26. Moon - Rise: 00:14, Set: 16:00. Civil Dark: 21:14 - 05:37. Nautical Dark: 22:04 - 04:50. Astro Dark: 23:04 - 03:51

Total Clouds (% Sky Obscured)

97
98
76
92
96
91
94
93
95
96
84
83
94
95
95
95
98
98
98
98
98
96
93
62

Low Clouds (% Sky Obscured)

0
1
1
1
22
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
1
6

Medium Clouds (% Sky Obscured)

63
71
59
79
78
20
1
0
4
14
11
6
2
17
46
45
70
57
80
96
97
95
92
31

High Clouds (% Sky Obscured)

95
98
51
71
88
89
94
93
94
96
82
82
94
95
93
92
98
96
91
68
65
80
14
48

ISS Passover

Visibility (miles)

4
3
6
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0.01
0.01

Wind Speed/Direction (mph)

5
6
8
9
9
10
10
11
11
12
12
12
11
9
7
6
5
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
94
89
87
85
81
74
69
65
63
62
61
60
61
61
63
66
68
70
73
74
76
77
80

Pressure (mb)

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

Ozone (du)

310
310
309
309
309
308
308
308
308
308
307
307
307
308
309
309
309
309
310
311
312
313
313
314

Sunday 25

Waning Crescent 33%

00:57

17:12

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

Sun - Rise: 06:18, Set: 20:32, Transit: 13:25. Moon - Rise: 00:57, Set: 17:12. Civil Dark: 21:11 - 05:39. Nautical Dark: 22:01 - 04:52. Astro Dark: 23:00 - 03:54

Total Clouds (% Sky Obscured)

84
78
23
11
0
12
27
16
1
0
0
0
0
0
0
1
2
4
4
4
7
7
59
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
1
0
0
0
0
0
0
1
2
4
4
4
7
7
59
70

Medium Clouds (% Sky Obscured)

1
0
0
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)

84
78
23
11
0
12
27
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

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
2
2
0
0
0
0
1
1
0
0
0
1
1
1
1
1
1
1
1
1
1
2

Precipitation Amount (mm)

0.01
0.02
0.02
0.01
0
0
0
0
0.01
0.01
0
0
0
0.01
0.01
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
16
17
19
20
21
23
24
24
24
24
22
22
20
19
17
16
16
15
15
15
15

Feels Like (°C)

15
15
15
16
17
19
20
21
23
24
24
24
24
22
22
20
19
17
16
16
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

83
87
89
89
86
80
75
71
67
64
63
62
63
64
66
68
70
72
73
75
78
80
81
82

Pressure (mb)

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

Ozone (du)

314
314
314
315
316
317
319
320
321
319
316
314
312
311
310
309
308
308
307
307
307
308
309
309

Monday 26

Waning Crescent 22%

01:53

18:16

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

Sun - Rise: 06:20, Set: 20:30, Transit: 13:25. Moon - Rise: 01:53, Set: 18:16. Civil Dark: 21:09 - 05:41. Nautical Dark: 21:58 - 04:54. Astro Dark: 22:56 - 03:57

Total Clouds (% Sky Obscured)

99
100
100
100
100
88
77
55
55
36
16
23
14
41
16
16
16
16
16
16
18
18
18
18

Low Clouds (% Sky Obscured)

99
100
100
100
100
88
77
55
55
36
16
23
14
41
16
16
16
16
16
16
16
16
16
16

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
100
100
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
2
2
2
1
0
0
1
1
1
2
4
7
9
9
5
3
3
3
5
5
0
0

Precipitation Amount (mm)

0.02
0.03
0.03
0.02
0.01
0.01
0
0
0.01
0.01
0.01
0.02
0.07
0.33
0.55
0.39
0.13
0.03
0.01
0.01
0.01
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
89
90
87
83
79
74
70
65
61
59
58
59
62
64
68
70
70
72
73
73
74
75

Pressure (mb)

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

Ozone (du)

311
312
313
313
313
312
311
308
306
303
301
299
298
298
299
300
301
302
302
302
303
305
307
310

Tuesday 27

Waning Crescent 13%

03:04

19:10

05 Good
06 OK
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

Sun - Rise: 06:22, Set: 20:28, Transit: 13:25. Moon - Rise: 03:04, Set: 19:10. Civil Dark: 21:06 - 05:43. Nautical Dark: 21:55 - 04:57. Astro Dark: 22:52 - 04:00

Total Clouds (% Sky Obscured)

18
18
100
100
100
100
100
100
98
98
98
98
98
98
99
99
99
99
99
99
60
60
60
60

Low Clouds (% Sky Obscured)

16
16
100
100
100
100
100
100
9
9
9
9
9
9
6
6
6
6
6
6
37
37
37
37

Medium Clouds (% Sky Obscured)

2
2
88
88
88
88
88
88
38
38
38
38
38
38
2
2
2
2
2
2
38
38
38
38

High Clouds (% Sky Obscured)

0
0
100
100
100
100
100
100
98
98
98
98
98
98
99
99
99
99
99
99
17
17
17
17

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
100
100
100
100
100
100
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
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
3
4
4
2
2
4
5
6
4
4
4
8
21
26
26
24
19
21
20
17
10
10
12

Precipitation Amount (mm)

0
0.01
0.01
0.01
0.02
0.02
0.02
0.04
0.06
0.07
0.02
0.02
0.11
0.44
0.74
0.6
0.33
0.21
0.23
0.34
0.42
0.43
0.44
0.44

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
12
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
12

Relative Humidity (%)

78
82
84
84
80
74
71
69
67
58
58
59
63
68
71
73
74
75
76
79
80
80
80
81

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

312
314
315
314
311
309
306
302
299
298
298
298
297
297
296
296
297
297
299
301
302
303
304
304

Wednesday 28

Waning Crescent 6%

04:28

19:53

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
04 Bad

Sun - Rise: 06:24, Set: 20:25, Transit: 13:24. Moon - Rise: 04:28, Set: 19:53. Civil Dark: 21:04 - 05:45. Nautical Dark: 21:52 - 04:59. Astro Dark: 22:48 - 04:03

Total Clouds (% Sky Obscured)

60
60
98
98
98
98
98
98
100
100
100
100
100
100
99
99
99
99
99
99
90
90
90
90

Low Clouds (% Sky Obscured)

37
37
11
11
11
11
11
11
95
95
95
95
95
95
84
84
84
84
84
84
2
2
2
2

Medium Clouds (% Sky Obscured)

38
38
48
48
48
48
48
48
100
100
100
100
100
100
99
99
99
99
99
99
80
80
80
80

High Clouds (% Sky Obscured)

17
17
96
96
96
96
96
96
99
99
99
99
99
99
0
0
0
0
0
0
56
56
56
56

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

Precipitation Probability (%)

11
11
9
7
5
5
6
6
6
6
4
4
5
4
4
3
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.34
0.2
0.11
0.06
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
85
85
81
77
75
73
69
66
61
58
55
55
57
60
64
67
70
72
73
74
75
76

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

304
304
305
308
311
314
315
316
317
317
317
316
315
314
312
310
309
307
306
306
306
306
306
307

Thursday 29

Waning Crescent 2%

No Rise

20:26

05 Bad
06 Bad
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
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

Sun - Rise: 06:25, Set: 20:23, Transit: 13:24. Moon - Rise: No Rise, Set: 20:26. Civil Dark: 21:01 - 05:47. Nautical Dark: 21:49 - N/A. Astro Dark: 22:45 - 04:07

Total Clouds (% Sky Obscured)

90
90
6
6
6
6
6
6
100
100
100
100
100
100
61
61
61
61
61
61
100
100
100
100

Low Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
100
100
100
100
100
100
41
41
41
41
41
41
100
100
100
100

Medium Clouds (% Sky Obscured)

80
80
6
6
6
6
6
6
6
6
6
6
6
6
56
56
56
56
56
56
100
100
100
100

High Clouds (% Sky Obscured)

56
56
0
0
0
0
0
0
86
86
86
86
86
86
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

None
None
None
None
None
None
None
None
None
None
None
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
5
7
9
11
15
12
8
3
4
5
5
5
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.02
0.05
0.09
0.15
0.17
0.11
0.03
0.01
0.01
0.03
0.05
0.03
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
12
14
15
16
17
18
19
20
20
20
19
18
18
17
16
16
15
15
15
15
15

Feels Like (°C)

11
11
11
12
14
15
16
17
18
19
20
20
20
19
18
18
17
16
16
15
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

78
79
81
79
76
70
68
64
61
60
59
59
59
62
64
64
65
66
68
71
72
72
73
74

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1015
1014
1014
1014
1014
1014
1013
1013

Ozone (du)

307
308
308
308
308
308
307
306
306
305
304
303
302
302
302
302
303
304
305
307
309
313
318
322

Friday 30

New Moon 0%

05:57

20:52

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
04 Bad

Sun - Rise: 06:27, Set: 20:20, Transit: 13:24. Moon - Rise: 05:57, Set: 20:52. Civil Dark: 20:58 - 05:49. Nautical Dark: 21:46 - 05:02. Astro Dark: 22:41 - 04:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
99
99
99
99
96
96
96
96
96
96
95
95
95
95

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
76
76
76
76
76
76
24
24
24
24
24
24
7
7
7
7

Medium Clouds (% Sky Obscured)

100
100
88
88
88
88
88
88
93
93
93
93
93
93
95
95
95
95
95
95
82
82
82
82

High Clouds (% Sky Obscured)

0
0
96
96
96
96
96
96
87
87
87
87
87
87
5
5
5
5
5
5
83
83
83
83

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
6
8
10
11
9
7
5
5
7
10
13
18
22
23
19
11
6
4
3
4
4
5
7

Precipitation Amount (mm)

0
0.01
0.02
0.05
0.08
0.1
0.07
0.03
0.02
0.04
0.1
0.17
0.26
0.41
0.47
0.31
0.11
0.03
0.01
0.01
0.02
0.01
0.02
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
15
16
17
17
18
19
19
19
19
18
18
17
16
14
13
13
13
13
13
13

Feels Like (°C)

14
14
14
14
15
16
17
17
18
19
19
19
19
18
18
17
16
14
13
13
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

75
77
80
82
78
74
70
66
62
61
61
61
61
62
62
63
66
68
71
72
72
74
75
76

Pressure (mb)

1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

326
329
331
331
328
327
326
325
325
324
325
325
324
324
325
327
330
332
332
331
329
328
328
327

Forecast for Belfast, Belfast, UK (54.60,-5.93)

Generated: 24/08/19 05:25:49. Forecast: 24/08/19 to 30/08/19. Timezone: UTC+1.00