Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waxing Gibbous 85%

16:53

03:02

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 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad

Sun - Rise: 06:40, Set: 18:53, Transit: 12:46. Moon - Rise: 16:53, Set: 03:02. Civil Dark: 19:20 - 06:13. Nautical Dark: 19:53 - 05:41. Astro Dark: 20:25 - 05:08

Total Clouds (% Sky Obscured)

92
100
87
99
100
99
100
89
67
68
55
53
49
42
33
28
44
45
30
23
38
41
63
48

Low Clouds (% Sky Obscured)

92
100
85
99
100
99
100
89
67
68
55
50
43
40
33
28
44
43
30
23
27
40
63
48

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
51
6
0
0
0
0
0
0
0
0
7
10
0
0
0
0
2
0
0
16
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

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
20
22
23
23
24
23
23
21
20
20
19
19
19
18
18
18
18
18
18
18
19
20

Feels Like (°C)

18
19
20
22
23
23
24
23
23
21
20
20
19
19
19
19
18
18
18
18
18
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

72
69
66
62
59
56
56
57
59
65
71
75
78
80
82
83
84
85
86
86
85
85
82
79

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

268
267
267
266
266
266
266
266
266
265
265
265
265
264
264
263
263
264
265
266
265
265
264
264

Friday 21

Waxing Gibbous 92%

17:28

04:00

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 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Good
07 Good
08 Good
09 OK

Sun - Rise: 06:41, Set: 18:51, Transit: 12:46. Moon - Rise: 17:28, Set: 04:00. Civil Dark: 19:19 - 06:14. Nautical Dark: 19:51 - 05:42. Astro Dark: 20:24 - 05:09

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
99
93
100
98
18
20
25
22
89
51
78
92
10
1
1
37

Low Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
99
93
100
97
17
20
24
20
16
25
3
9
1
1
1
20

Medium Clouds (% Sky Obscured)

2
6
15
13
9
3
1
2
0
0
6
3
1
1
2
3
88
38
71
91
10
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
31
23
0
0
0
22

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
Very Light Rain
None
None

Precipitation Probability (%)

4
4
3
2
1
0
0
0
0
0
0
0
0
0
0
1
2
2
3
3
5
6
5
2

Precipitation Amount (mm)

0.03
0.03
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.02
0.03
0.03
0.04
0.07
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
22
23
24
24
24
24
24
23
23
22
22
22
22
22
22
22
22
22
22
22
22
22

Feels Like (°C)

21
22
22
23
24
24
25
25
24
24
23
23
23
23
23
23
23
23
23
23
23
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

75
72
69
68
65
64
63
64
67
72
76
79
80
80
80
80
80
82
83
84
84
83
79
72

Pressure (mb)

1024
1023
1023
1022
1021
1020
1019
1018
1017
1017
1016
1016
1016
1016
1015
1014
1014
1013
1013
1013
1013
1014
1015
1016

Ozone (du)

264
264
264
264
264
264
264
264
264
264
264
264
265
265
265
264
264
263
263
263
263
263
264
266

Saturday 22

Waxing Gibbous 96%

18:00

04:59

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:42, Set: 18:49, Transit: 12:45. Moon - Rise: 18:00, Set: 04:59. Civil Dark: 19:17 - 06:15. Nautical Dark: 19:49 - 05:43. Astro Dark: 20:22 - 05:10

Total Clouds (% Sky Obscured)

91
98
98
98
92
96
38
93
98
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

91
98
98
98
92
96
38
93
98
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
23
23
24
24
23
23
22
20
19
18
17
17
16
16
16
15
15
15
14
15
15
16

Feels Like (°C)

22
22
23
23
24
24
23
23
22
20
19
18
17
17
16
16
16
15
15
15
14
15
15
16

Dew Point (°C)

15
13
13
13
12
12
12
12
11
11
10
10
10
10
10
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

63
57
53
51
49
49
50
51
52
55
57
59
61
63
64
65
66
67
69
69
70
70
67
62

Pressure (mb)

1017
1018
1018
1019
1019
1019
1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

268
270
270
270
270
270
270
270
270
270
270
271
271
272
272
272
272
272
273
274
275
276
277
278

Sunday 23

Waxing Gibbous 99%

18:30

05:59

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:43, Set: 18:48, Transit: 12:45. Moon - Rise: 18:30, Set: 05:59. Civil Dark: 19:15 - 06:16. Nautical Dark: 19:47 - 05:44. Astro Dark: 20:20 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
94
94
94
94
94
92
92
92
92
92
92
98
98

Low 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
21
21

Medium 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

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
94
94
94
94
94
92
92
92
92
92
92
97
97

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 (%)

1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
6
6
5
4
4
4
4
4
4
3
2
2
1
1
1
2
4
5
4
8
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
54
52
51
50
49
50
50
52
55
59
68
71
73
75
76
77
78
79
79
78
75
71
64

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1023
1024
1024
1024
1024
1025
1025
1025
1026
1027
1027
1028
1029

Ozone (du)

279
279
280
280
280
280
281
281
282
283
284
284
285
285
286
287
288
289
290
290
291
292
292
293

Monday 24

Full Moon 100%

18:59

07:00

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:44, Set: 18:46, Transit: 12:45. Moon - Rise: 18:59, Set: 07:00. Civil Dark: 19:13 - 06:17. Nautical Dark: 19:46 - 05:45. Astro Dark: 20:18 - 05:12

Total Clouds (% Sky Obscured)

98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
100
100

Low Clouds (% Sky Obscured)

21
21
21
21
95
95
95
95
95
95
59
59
59
59
59
59
29
29
29
29
29
29
73
73

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
72
72
72
72
72
72
100
100

High Clouds (% Sky Obscured)

97
97
97
97
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
7
7

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

Precipitation Probability (%)

0
0
0
0
0
1
2
3
2
2
2
1
0
0
0
2
3
4
8
12
16
19
22
32

Precipitation Amount (mm)

0
0
0
0
0
0.02
0.05
0.08
0.06
0.03
0.02
0.01
0
0
0
0.02
0.04
0.05
0.05
0.05
0.05
0.06
0.08
0.13

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
53
50
48
47
49
51
55
59
64
68
71
73
75
75
75
75
74
74
74
74
74
73
70

Pressure (mb)

1029
1030
1030
1030
1029
1029
1030
1030
1030
1031
1031
1032
1032
1033
1033
1032
1032
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

293
293
294
294
294
294
293
293
292
291
290
290
290
290
290
290
289
289
287
286
286
285
284
284

Tuesday 25

Waning Gibbous 99%

19:27

08:02

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:45, Set: 18:44, Transit: 12:44. Moon - Rise: 19:27, Set: 08:02. Civil Dark: 19:12 - 06:18. Nautical Dark: 19:44 - 05:46. Astro Dark: 20:16 - 05:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
73
73
73
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
52
52
52
52
52
52
20
20
20
20
20
20
31
31

High Clouds (% Sky Obscured)

7
7
7
7
90
90
90
90
90
90
13
13
13
13
13
13
21
21
21
21
21
21
53
53

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

44
52
56
57
54
55
54
54
47
35
21
11
0
0
0
10
12
12
14
14
15
15
15
14

Precipitation Amount (mm)

0.22
0.32
0.4
0.47
0.5
0.41
0.29
0.2
0.14
0.09
0.06
0.02
0
0
0
0.02
0.05
0.07
0.08
0.09
0.09
0.09
0.08
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
19
20
21
21
22
21
21
20
19
18
17
17
17
18
18
18
18
19
19
20
21
22

Feels Like (°C)

17
18
19
20
21
21
22
21
21
20
19
18
17
17
17
18
18
18
18
19
19
20
21
22

Dew Point (°C)

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

Relative Humidity (%)

67
66
65
64
62
61
61
61
63
66
68
69
70
72
76
81
83
84
85
86
86
86
85
82

Pressure (mb)

1032
1032
1031
1030
1029
1029
1028
1027
1027
1027
1026
1026
1025
1024
1024
1023
1022
1021
1020
1019
1018
1018
1017
1016

Ozone (du)

282
281
280
279
277
276
275
274
275
275
276
276
275
275
274
273
273
273
274
274
274
274
274
274

Wednesday 26

Waning Gibbous 95%

19:56

09:06

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:46, Set: 18:43, Transit: 12:44. Moon - Rise: 19:56, Set: 09:06. Civil Dark: 19:10 - 06:19. Nautical Dark: 19:42 - 05:47. Astro Dark: 20:15 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
100
81
81
81
81
81
81
67
67
67
67
67
67
99
99
99
99
99
99
98
98

Low Clouds (% Sky Obscured)

100
100
100
100
81
81
81
81
81
81
56
56
56
56
56
56
95
95
95
95
95
95
12
12

Medium Clouds (% Sky Obscured)

31
31
31
31
7
7
7
7
7
7
6
6
6
6
6
6
48
48
48
48
48
48
98
98

High Clouds (% Sky Obscured)

53
53
53
53
0
0
0
0
0
0
32
32
32
32
32
32
90
90
90
90
90
90
57
57

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
8
6
5
7
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
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
None
None

Precipitation Probability (%)

12
9
9
11
15
24
40
53
64
74
80
76
62
39
15
10
9
9
9
9
9
7
5
4

Precipitation Amount (mm)

0.04
0.02
0.02
0.04
0.07
0.11
0.21
0.33
0.49
0.72
0.84
0.64
0.34
0.17
0.12
0.15
0.21
0.26
0.32
0.33
0.27
0.19
0.13
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
24
25
25
25
25
24
23
22
21
21
20
20
20
20
19
19
18
17
16
16
16
16

Feels Like (°C)

23
24
25
25
26
26
25
25
24
23
22
21
21
20
20
20
20
19
18
17
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

78
76
74
72
71
73
77
80
83
86
89
91
94
95
95
94
92
91
90
89
88
87
83
76

Pressure (mb)

1016
1015
1014
1012
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1012
1013

Ozone (du)

274
273
273
273
273
273
273
273
272
272
272
274
275
278
281
285
288
290
291
292
294
296
297
297

Forecast for Westport, Fairfield County, US (41.13,-73.36)

Generated: 20/09/18 10:14:58. Forecast: 20/09/18 to 26/09/18. Timezone: UTC-4.00