Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Full Moon 99%

19:28

06:39

12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
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
10 Bad
11 Bad

Sun - Rise: 07:19, Set: 19:34, Transit: 13:26. Moon - Rise: 19:28, Set: 06:39. Civil Dark: 20:02 - 06:51. Nautical Dark: 20:35 - 06:18. Astro Dark: 21:09 - 05:44

Total Clouds (% Sky Obscured)

0
0
0
9
1
1
0
0
8
92
95
98
99
99
98
97
99
99
100
99
99
84
97
95

Low Clouds (% Sky Obscured)

0
0
0
9
1
1
0
0
1
0
0
0
0
0
0
0
1
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
55
1
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
92
95
98
99
99
98
97
99
99
100
99
99
80
97
92

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
20

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
0.01
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
26
27
27
27
26
25
22
21
20
19
19
19
18
18
18
18
18
18
18
19
22
24

Feels Like (°C)

23
24
26
27
27
27
26
25
22
21
20
19
19
19
18
18
18
18
18
18
18
20
22
24

Dew Point (°C)

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

Relative Humidity (%)

63
57
54
50
48
48
49
53
59
64
69
73
78
82
94
95
96
96
97
96
94
88
78
69

Pressure (mb)

1024
1023
1021
1021
1020
1020
1020
1020
1020
1020
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

280
280
282
282
282
282
280
280
280
281
281
281
280
279
282
282
281
282
282
284
283
284
283
282

Tuesday 21

Waning Gibbous 100%

19:52

07:45

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
10 Bad
11 Bad

Sun - Rise: 07:20, Set: 19:32, Transit: 13:26. Moon - Rise: 19:52, Set: 07:45. Civil Dark: 20:00 - 06:52. Nautical Dark: 20:33 - 06:19. Astro Dark: 21:07 - 05:45

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
98
89
88
52
100
73
71
100
80
70
99
100
98
100
100
100

Low Clouds (% Sky Obscured)

9
6
2
33
33
2
5
7
14
11
9
13
25
33
29
100
79
69
99
100
98
100
100
100

Medium Clouds (% Sky Obscured)

36
38
31
73
99
96
100
95
39
20
16
10
25
44
63
35
9
10
13
6
3
5
8
2

High Clouds (% Sky Obscured)

98
98
98
100
100
100
100
100
98
86
85
44
100
59
12
13
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

Very Light Rain
None
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
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 (%)

30
4
6
11
13
15
12
9
8
5
4
2
0
0
3
5
22
43
47
45
43
31
28
26

Precipitation Amount (mm)

0.14
0.04
0.08
0.12
0.21
0.27
0.21
0.2
0.1
0.06
0.07
0.01
0
0
0.02
0.04
0.16
0.27
0.28
0.25
0.34
0.19
0.19
0.17

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
26
27
27
26
26
25
24
23
23
23
22
22
22
22
22
21
21
21
20
20
20
21
22

Feels Like (°C)

26
27
28
28
26
26
25
24
23
23
23
23
22
22
22
22
22
22
21
21
20
21
21
22

Dew Point (°C)

18
18
19
19
18
18
18
19
19
19
20
20
20
20
20
20
20
20
20
19
18
18
18
18

Relative Humidity (%)

66
62
60
60
63
65
68
72
78
81
84
86
89
90
91
92
92
94
94
92
91
87
83
79

Pressure (mb)

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

Ozone (du)

281
281
278
277
275
274
274
275
277
277
276
276
277
276
277
277
278
279
279
279
279
279
280
280

Wednesday 22

Waning Gibbous 98%

20:13

08:50

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
10 Bad
11 Bad

Sun - Rise: 07:21, Set: 19:30, Transit: 13:25. Moon - Rise: 20:13, Set: 08:50. Civil Dark: 19:58 - 06:53. Nautical Dark: 20:31 - 06:20. Astro Dark: 21:05 - 05:47

Total Clouds (% Sky Obscured)

100
100
100
95
61
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
95
28
64
75
77
94
100
100
100
100
99
100
100
100
99
80
87
4
100
100
4

Medium Clouds (% Sky Obscured)

1
0
4
7
46
64
50
31
41
70
95
96
96
100
99
95
99
98
99
96
100
100
100
100

High Clouds (% Sky Obscured)

0
2
1
11
31
95
100
100
99
98
100
100
100
100
99
92
100
88
73
96
99
100
100
100

ISS Passover

Visibility (miles)

10
10
10
8
7
7
6
4
5
6
5
5
7
8
10
9
10
8
9
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
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

24
25
31
38
41
56
64
71
79
80
81
80
79
78
78
75
71
69
68
69
68
67
65
64

Precipitation Amount (mm)

0.15
0.18
0.24
0.38
0.39
0.63
0.98
1.71
2.76
2.32
2.12
2.25
2.37
2.09
1.69
1.36
1.24
1.47
1.8
1.86
2.65
2.36
1.66
1.62

Wind Speed/Direction (mph)

14
13
13
12
11
10
10
9
7
7
8
9
10
12
14
14
14
14
13
13
13
13
13
14

Chance of Frost

Temperature (°C)

23
24
24
24
24
23
22
21
21
20
19
18
17
16
15
14
14
13
13
12
12
11
12
12

Feels Like (°C)

23
24
25
24
24
23
23
22
21
20
19
18
17
16
15
14
14
13
13
12
12
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

77
76
75
76
77
83
87
87
88
90
92
92
93
94
96
97
97
96
94
92
91
89
87
83

Pressure (mb)

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

Ozone (du)

281
281
281
282
282
283
283
283
283
284
284
285
286
287
286
288
290
293
294
295
296
298
301
302

Thursday 23

Waning Gibbous 95%

20:35

09:53

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
10 Bad
11 Bad

Sun - Rise: 07:22, Set: 19:29, Transit: 13:25. Moon - Rise: 20:35, Set: 09:53. Civil Dark: 19:57 - 06:54. Nautical Dark: 20:30 - 06:21. Astro Dark: 21:03 - 05:48

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)

38
37
79
86
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
98
100
100
100
94
60
48
48
48
48
48
48
0
0
0
0

High Clouds (% Sky Obscured)

100
100
99
99
100
100
100
100
89
96
89
61
48
43
5
5
5
5
5
5
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

59
63
65
63
58
56
58
60
60
59
54
55
54
57
55
50
40
32
27
25
26
31
30
27

Precipitation Amount (mm)

1.2
1.4
1.6
1.29
1.13
0.98
0.87
1.19
1.16
0.82
0.77
0.91
1.08
1.51
1.77
1.52
1.18
0.51
0.36
0.36
0.38
0.58
0.72
0.72

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
14
14
13
13
13
13
12
12
12
12
12
11
10
10
7
7
7
6
6
8
11
12

Dew Point (°C)

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

Relative Humidity (%)

78
74
71
71
72
74
74
76
78
80
84
87
89
93
93
94
95
96
96
94
92
87
82
78

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015

Ozone (du)

305
307
307
311
313
318
322
325
326
328
329
330
329
330
333
333
334
335
334
334
329
325
324
322

Friday 24

Waning Gibbous 89%

20:57

10:56

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 OK
09 Good
10 Good
11 Good

Sun - Rise: 07:23, Set: 19:27, Transit: 13:24. Moon - Rise: 20:57, Set: 10:56. Civil Dark: 19:55 - 06:55. Nautical Dark: 20:28 - 06:22. Astro Dark: 21:01 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
13
13
13
13

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
13
13
13
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
100
100
100
100
100
100
5
5
5
5
5
5
1
1
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
45
45
45
45
45
45
27
27
27
27
27
27
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

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

Precipitation Probability (%)

23
12
6
3
0
0
0
0
0
3
7
10
11
9
19
18
13
10
7
6
3
2
0
0

Precipitation Amount (mm)

0.44
0.16
0.04
0.01
0
0
0
0
0
0.02
0.1
0.2
0.21
0.16
0.21
0.19
0.15
0.12
0.08
0.06
0.02
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
14
15
15
16
15
15
14
13
12
12
11
11
11
11
11
11
11
10
10
11
13
15

Feels Like (°C)

13
14
14
15
15
16
15
15
14
13
12
12
11
11
11
11
11
11
11
10
10
11
13
15

Dew Point (°C)

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

Relative Humidity (%)

74
68
64
59
58
58
60
65
71
75
81
86
88
89
97
99
98
96
95
94
89
84
79
73

Pressure (mb)

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

Ozone (du)

321
318
316
315
314
313
313
313
310
308
307
304
301
299
301
300
299
297
296
297
295
295
295
295

Saturday 25

Waning Gibbous 83%

21:21

11:59

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:24, Set: 19:25, Transit: 13:24. Moon - Rise: 21:21, Set: 11:59. Civil Dark: 19:53 - 06:56. Nautical Dark: 20:26 - 06:24. Astro Dark: 20:59 - 05:50

Total Clouds (% Sky Obscured)

13
13
1
1
1
1
1
1
0
0
0
0
0
0
100
100
100
100
100
100
99
99
99
99

Low Clouds (% Sky Obscured)

13
13
1
1
1
1
1
1
0
0
0
0
0
0
5
5
5
5
5
5
35
35
35
35

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
98
98
98
98
98
98
99
99
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
5
4
3

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
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
5
19
20
17
19
36
59
67
67
61
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.07
0.13
0.1
0.06
0.07
0.19
0.46
0.71
0.67
0.49
0.42

Wind Speed/Direction (mph)

12
13
13
14
13
12
12
11
10
10
11
11
11
11
10
9
8
8
8
8
8
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
60
54
50
50
52
56
61
70
74
79
83
86
88
93
95
98
100
99
100
100
100
100
96

Pressure (mb)

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

Ozone (du)

294
294
294
294
295
296
298
300
301
302
302
302
302
301
298
298
299
301
304
308
311
311
311
311

Sunday 26

Waning Gibbous 75%

21:48

11:59

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

Sun - Rise: 07:25, Set: 19:23, Transit: 13:24. Moon - Rise: 21:48, Set: 11:59. Civil Dark: 19:51 - 06:57. Nautical Dark: 20:24 - 06:25. Astro Dark: 20:57 - 05:51

Total Clouds (% Sky Obscured)

99
99
2
2
2
2
2
2
4
4
4
4
4
4
2
2
2
2
2
2
0
0
0
0

Low Clouds (% Sky Obscured)

35
35
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
4
4
4
4
4
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
99
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
0
0
0
0

ISS Passover

Visibility (miles)

3
4
5
7
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
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
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

Precipitation Probability (%)

54
56
54
42
23
17
17
21
20
18
11
9
0
9
12
14
20
22
16
6
0
0
0
0

Precipitation Amount (mm)

0.56
0.84
0.96
0.69
0.35
0.18
0.15
0.17
0.17
0.1
0.04
0.01
0
0.01
0.02
0.04
0.08
0.09
0.05
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
14
15
16
16
16
15
14
13
12
11
10
8
8
7
7
7
6
6
6
7
11
12

Dew Point (°C)

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

Relative Humidity (%)

96
93
90
85
82
80
80
82
85
86
88
94
98
100
100
100
100
100
100
100
99
95
91
86

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015

Ozone (du)

312
314
317
320
324
327
328
327
328
333
341
347
347
345
344
343
344
344
344
344
344
343
342
341

Forecast for Bloomfield Hills, Oakland County, US (42.57,-83.25)

Generated: 20/09/21 10:59:02. Forecast: 20/09/21 to 26/09/21. Timezone: UTC-4.00