Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Full Moon 100%

19:11

07:04

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

Sun - Rise: 06:41, Set: 18:52, Transit: 12:46. Moon - Rise: 19:11, Set: 07:04. Civil Dark: 19:20 - 06:13. Nautical Dark: 19:52 - 05:41. Astro Dark: 20:25 - 05:08

Total Clouds (% Sky Obscured)

22
71
63
48
41
47
82
69
49
18
15
5
0
0
0
0
7
5
12
23
29
12
5
31

Low Clouds (% Sky Obscured)

22
71
63
48
41
47
56
48
48
16
15
5
0
0
0
0
0
2
12
18
10
7
4
23

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)

0
0
0
0
0
1
59
40
0
3
0
0
0
0
0
0
7
2
0
6
21
5
0
9

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
76
71
68
61
58
56
56
58
61
66
70
74
80
86
89
90
91
91
92
92
91
90
87

Pressure (mb)

1027
1027
1028
1028
1028
1027
1027
1027
1027
1027
1027
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1029

Ozone (du)

284
284
283
283
283
284
284
283
283
282
282
283
283
283
282
282
281
280
280
280
280
280
281
282

Tuesday 21

Waning Gibbous 98%

19:33

08:08

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
07 Bad
08 Bad

Sun - Rise: 06:42, Set: 18:51, Transit: 12:46. Moon - Rise: 19:33, Set: 08:08. Civil Dark: 19:18 - 06:14. Nautical Dark: 19:50 - 05:42. Astro Dark: 20:23 - 05:09

Total Clouds (% Sky Obscured)

96
99
98
98
99
98
91
75
97
100
100
99
99
100
100
97
89
90
99
100
100
100
98
98

Low Clouds (% Sky Obscured)

84
38
15
77
93
84
43
48
68
100
100
93
48
43
60
55
41
37
95
98
100
100
88
66

Medium Clouds (% Sky Obscured)

0
0
0
0
2
16
63
51
81
98
75
36
17
3
2
2
2
16
41
62
23
55
14
2

High Clouds (% Sky Obscured)

81
98
97
92
88
91
76
44
83
95
98
98
99
99
100
94
81
84
89
99
98
95
97
94

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
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 (%)

3
4
5
4
3
3
3
3
3
3
3
4
5
7
9
8
7
8
12
14
17
18
21
23

Precipitation Amount (mm)

0.01
0.01
0.02
0.03
0.03
0.03
0.03
0.02
0.02
0.02
0.02
0.02
0.02
0.04
0.06
0.05
0.04
0.05
0.1
0.13
0.22
0.2
0.27
0.35

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
22
23
24
25
25
25
24
23
22
21
21
20
20
20
20
21
21
21
21
21
21
22

Feels Like (°C)

19
21
22
23
24
25
25
25
24
23
22
21
21
21
21
21
21
21
21
22
22
22
22
23

Dew Point (°C)

16
17
17
18
18
17
17
17
17
17
17
18
18
19
20
20
20
21
21
21
21
21
21
21

Relative Humidity (%)

82
78
74
71
67
63
62
63
66
70
74
80
86
91
96
98
99
100
100
100
100
100
98
96

Pressure (mb)

1029
1029
1029
1028
1028
1028
1027
1027
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1023
1023
1022
1022
1022
1022

Ozone (du)

282
282
281
281
280
281
281
281
280
280
280
281
281
282
282
282
282
281
281
281
281
282
282
281

Wednesday 22

Waning Gibbous 95%

19:56

No Set

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
07 Bad
08 Bad

Sun - Rise: 06:43, Set: 18:49, Transit: 12:45. Moon - Rise: 19:56, Set: No Set. Civil Dark: 19:16 - 06:15. Nautical Dark: 19:49 - 05:43. Astro Dark: 20:21 - 05:10

Total Clouds (% Sky Obscured)

86
99
75
100
99
96
98
98
91
72
84
100
100
100
95
94
75
77
77
77
77
77
77
40

Low Clouds (% Sky Obscured)

22
40
28
23
32
45
39
40
35
34
27
69
41
23
35
70
35
32
32
32
32
32
32
17

Medium Clouds (% Sky Obscured)

1
2
1
2
13
33
58
22
16
2
1
2
7
8
27
30
29
44
44
44
44
44
44
20

High Clouds (% Sky Obscured)

82
98
66
100
99
94
95
97
87
63
81
100
100
99
93
77
59
53
53
53
53
53
53
21

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

22
20
14
10
8
7
9
10
11
15
20
14
11
12
14
18
23
16
20
26
37
43
53
60

Precipitation Amount (mm)

0.32
0.32
0.26
0.16
0.14
0.14
0.16
0.16
0.14
0.25
0.38
0.21
0.13
0.13
0.18
0.26
0.34
0.17
0.26
0.46
0.93
1.69
1.69
1.49

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
24
25
26
26
26
25
24
24
23
23
22
22
22
21
21
21
21
22
21
21
21
20

Feels Like (°C)

23
24
25
26
26
27
26
25
25
24
24
23
23
23
23
22
22
22
22
22
22
22
22
21

Dew Point (°C)

21
22
21
21
21
20
20
20
21
21
21
21
21
21
21
21
21
21
21
22
21
21
21
20

Relative Humidity (%)

92
89
84
77
73
71
73
77
82
86
88
88
89
93
96
98
99
100
100
100
100
100
100
97

Pressure (mb)

1021
1021
1021
1020
1020
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1015

Ozone (du)

281
281
281
281
282
282
282
283
283
283
283
280
281
281
281
281
281
281
281
282
283
284
284
286

Thursday 23

Waning Gibbous 90%

20:19

09:10

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
07 Bad
08 Bad

Sun - Rise: 06:44, Set: 18:47, Transit: 12:45. Moon - Rise: 20:19, Set: 09:10. Civil Dark: 19:15 - 06:16. Nautical Dark: 19:47 - 05:44. Astro Dark: 20:19 - 05:11

Total Clouds (% Sky Obscured)

40
40
40
40
40
77
77
77
77
77
77
72
72
72
72
72
72
97
97
97
97
97
97
98

Low Clouds (% Sky Obscured)

17
17
17
17
17
27
27
27
27
27
27
20
20
20
20
20
20
81
81
81
81
81
81
45

Medium Clouds (% Sky Obscured)

20
20
20
20
20
32
32
32
32
32
32
17
17
17
17
17
17
20
20
20
20
20
20
10

High Clouds (% Sky Obscured)

21
21
21
21
21
61
61
61
61
61
61
62
62
62
62
62
62
84
84
84
84
84
84
96

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

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

Precipitation Probability (%)

61
50
43
37
35
44
28
31
32
24
19
17
18
20
20
18
17
9
10
12
14
24
28
32

Precipitation Amount (mm)

1.18
0.92
0.86
0.76
0.81
0.92
0.4
0.4
0.52
0.42
0.34
0.35
0.32
0.29
0.25
0.21
0.21
0.06
0.07
0.1
0.14
0.36
0.98
1.64

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
19
20
19
19
20
19
19
19
19
19
19
18
18
18
18
17
19
18
18
18
18
18
18

Relative Humidity (%)

97
92
90
84
80
83
84
86
88
88
88
90
90
92
96
97
98
99
99
98
98
97
95
94

Pressure (mb)

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

Ozone (du)

287
288
289
289
289
286
286
286
287
287
288
286
287
288
290
291
292
290
290
292
291
289
288
288

Friday 24

Waning Gibbous 83%

20:44

10:12

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
07 Bad
08 Good

Sun - Rise: 06:45, Set: 18:46, Transit: 12:45. Moon - Rise: 20:44, Set: 10:12. Civil Dark: 19:13 - 06:17. Nautical Dark: 19:45 - 05:45. Astro Dark: 20:18 - 05:13

Total Clouds (% Sky Obscured)

98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
80
80
80
80
80
80
0

Low Clouds (% Sky Obscured)

45
45
45
45
45
100
100
100
100
100
100
97
97
97
97
97
97
67
67
67
67
67
67
0

Medium Clouds (% Sky Obscured)

10
10
10
10
10
27
27
27
27
27
27
73
73
73
73
73
73
78
78
78
78
78
78
0

High Clouds (% Sky Obscured)

96
96
96
96
96
100
100
100
100
100
100
100
100
100
100
100
100
4
4
4
4
4
4
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

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

Precipitation Probability (%)

34
33
28
28
26
15
11
12
13
12
9
4
2
2
2
1
2
1
2
2
2
2
2
1

Precipitation Amount (mm)

1.81
1.74
1.74
1.84
1.95
1.82
1.88
1.87
1.58
0.88
0.26
0.08
0.02
0.02
0.03
0.02
0.01
0.01
0.02
0.02
0.02
0.01
0.01
0.01

Wind Speed/Direction (mph)

9
9
8
8
8
9
9
8
7
6
5
4
3
3
3
3
3
3
3
3
4
4
4
5

Chance of Frost

Temperature (°C)

20
21
22
23
23
22
22
21
21
20
19
19
19
19
18
18
18
17
17
18
18
18
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
85
79
74
71
57
57
61
66
72
75
79
80
83
88
91
93
95
95
95
94
93
91
89

Pressure (mb)

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

Ozone (du)

287
286
286
284
283
289
289
288
288
287
286
282
281
281
281
280
280
280
280
281
281
282
282
282

Saturday 25

Waning Gibbous 75%

21:12

11:14

09 Good
10 Good
11 Good
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 Good
04 Good
05 Good
06 Good
07 Good
08 OK

Sun - Rise: 06:46, Set: 18:44, Transit: 12:44. Moon - Rise: 21:12, Set: 11:14. Civil Dark: 19:11 - 06:18. Nautical Dark: 19:43 - 05:46. Astro Dark: 20:16 - 05:14

Total 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
30

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
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
9

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
26

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 (%)

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 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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
81
76
69
66
65
66
68
71
75
79
82
84
87
91
94
96
96
97
97
96
95
94
91

Pressure (mb)

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

Ozone (du)

282
282
282
283
283
284
284
285
286
286
287
288
289
291
292
293
294
295
297
300
302
305
309
312

Sunday 26

Waning Gibbous 66%

21:45

12:16

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

Sun - Rise: 06:47, Set: 18:42, Transit: 12:44. Moon - Rise: 21:45, Set: 12:16. Civil Dark: 19:10 - 06:19. Nautical Dark: 19:42 - 05:47. Astro Dark: 20:14 - 05:15

Total Clouds (% Sky Obscured)

30
30
30
30
30
16
16
16
16
16
16
2
2
2
2
2
2
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

9
9
9
9
9
12
12
12
12
12
12
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

26
26
26
26
26
5
5
5
5
5
5
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
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
4
10
17
15
12
14
13
5
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.05
0.09
0.11
0.13
0.13
0.07
0.02
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
19
21
22
23
23
23
23
22
21
20
19
18
17
16
16
15
14
14
14
14
13
13
14

Feels Like (°C)

17
19
21
22
23
23
23
23
22
21
20
19
18
17
17
16
15
14
14
14
14
13
13
14

Dew Point (°C)

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

Relative Humidity (%)

87
82
76
68
62
59
59
63
68
75
80
84
86
86
88
90
90
90
90
89
88
88
88
86

Pressure (mb)

1016
1016
1016
1015
1015
1014
1013
1013
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1014
1014
1015
1015
1016
1016

Ozone (du)

313
314
315
315
314
314
314
314
315
317
320
323
326
329
331
333
333
334
334
335
336
337
338
339

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

Generated: 20/09/21 09:52:54. Forecast: 20/09/21 to 26/09/21. Timezone: UTC-4.00