Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 31%

10:31

01:27

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
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

Sun - Rise: 06:07, Set: 20:51, Transit: 13:29. Moon - Rise: 10:31, Set: 01:27. Civil Dark: 21:23 - 05:35. Nautical Dark: 22:04 - 04:53. Astro Dark: 22:52 - 04:06

Total Clouds (% Sky Obscured)

68
82
95
97
98
98
98
99
99
96
99
100
99
100
100
100
100
100
98
93
88
87
92
81

Low Clouds (% Sky Obscured)

0
5
8
9
6
11
1
3
6
0
0
2
2
0
0
1
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

20
25
26
20
26
30
1
2
6
0
0
2
4
77
79
98
99
89
2
2
0
0
0
0

High Clouds (% Sky Obscured)

61
77
93
96
98
98
98
99
99
96
99
100
99
98
98
100
99
99
98
93
88
87
92
81

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

72
72
74
76
72
80
83
88
87
91
95
98
98
97
97
96
94
91
84
76
75
77
79
81

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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 (%)

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

Precipitation Amount (mm)

0.06
0.01
0.01
0.03
0.01
0.02
0.02
0
0
0.03
0.04
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
63
64
66
68
70
72
74
68
62
57
52
47
43
40
37
35
35
36
39
45
52
59
65

Pressure (mb)

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

Ozone (du)

362
362
362
361
361
361
360
360
362
363
364
364
365
367
367
368
369
370
372
373
367
366
366
363

Tuesday 18

Waxing Crescent 41%

11:36

02:07

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
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

Sun - Rise: 06:06, Set: 20:52, Transit: 13:29. Moon - Rise: 11:36, Set: 02:07. Civil Dark: 21:24 - 05:34. Nautical Dark: 22:06 - 04:52. Astro Dark: 22:53 - 04:05

Total Clouds (% Sky Obscured)

78
85
89
67
85
92
91
95
95
98
100
100
100
100
100
100
100
100
100
99
100
97
98
81

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
63
95
100
95
98
77

High Clouds (% Sky Obscured)

78
85
89
67
85
92
91
95
95
98
100
100
100
100
100
100
100
100
100
98
73
76
48
34

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

86
95
88
87
85
83
81
76
70
55
42
39
40
71
67
70
65
61
60
60
62
66
71
78

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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
2
2
2
2
2
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
14
13
13
13
13
14
17
19
21
22
23
24
25
26
25
25
24
23
21
20
19

Feels Like (°C)

16
15
14
14
13
13
13
13
14
17
19
21
22
23
24
25
26
25
25
24
23
21
20
19

Dew Point (°C)

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

Relative Humidity (%)

70
74
76
79
82
84
86
87
83
74
67
60
54
50
45
41
39
39
41
46
52
59
66
71

Pressure (mb)

1024
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027
1026
1026
1026
1025
1025
1024
1024
1023
1023
1024
1024
1024
1025

Ozone (du)

361
360
363
362
360
360
360
360
360
359
359
359
358
357
358
357
356
355
354
351
352
351
351
350

Wednesday 19

First Quarter 52%

12:44

02:41

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

Sun - Rise: 06:05, Set: 20:53, Transit: 13:29. Moon - Rise: 12:44, Set: 02:41. Civil Dark: 21:26 - 05:33. Nautical Dark: 22:07 - 04:51. Astro Dark: 22:55 - 04:03

Total Clouds (% Sky Obscured)

78
88
85
78
52
43
57
26
69
71
66
70
81
89
78
78
78
78
78
78
98
98
98
98

Low Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
0
0
0
0
1
12
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

56
61
75
22
3
3
20
23
69
70
23
4
2
8
37
37
37
37
37
37
13
13
13
13

High Clouds (% Sky Obscured)

70
77
52
73
51
41
50
3
0
2
57
69
81
88
67
67
67
67
67
67
98
98
98
98

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

81
84
97
99
99
99
98
99
97
99
99
100
95
89
85
85
87
89
90
92
94
91
88
84

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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

Precipitation Probability (%)

3
6
7
7
7
7
9
16
46
41
32
28
26
20
13
11
11
13
14
11
11
20
19
18

Precipitation Amount (mm)

0.01
0.05
0.08
0.07
0.06
0.08
0.09
0.33
0.68
0.47
0.36
0.31
0.3
0.4
0.38
0.37
0.41
0.4
0.29
0.14
0.06
0.16
0.11
0.14

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
80
82
84
87
90
93
97
97
98
98
96
88
78
71
67
65
66
68
75
79
84
86

Pressure (mb)

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

Ozone (du)

349
346
343
342
341
341
341
341
342
340
337
337
336
334
336
335
334
333
332
331
329
328
328
327

Thursday 20

Waxing Gibbous 63%

13:54

03:11

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
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

Sun - Rise: 06:05, Set: 20:54, Transit: 13:29. Moon - Rise: 13:54, Set: 03:11. Civil Dark: 21:27 - 05:32. Nautical Dark: 22:08 - 04:50. Astro Dark: 22:57 - 04:02

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
98
98
99
99
99
99
99
99
98
98
98
98
98
98
97
97
97
97

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

13
13
84
84
84
84
84
84
3
3
3
3
3
3
22
22
22
22
22
22
8
8
8
8

High Clouds (% Sky Obscured)

98
98
96
96
96
96
96
96
99
99
99
99
99
99
98
98
98
98
98
98
97
97
97
97

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

77
69
63
63
65
65
61
57
54
92
85
82
79
76
97
98
96
89
89
91
95
95
67
64

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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

Precipitation Probability (%)

15
13
12
11
7
7
6
5
5
0
0
0
0
0
1
2
2
3
2
2
1
0
2
2

Precipitation Amount (mm)

0.13
0.13
0.13
0.15
0.04
0.07
0.04
0.04
0.03
0
0
0
0
0
0.01
0.02
0.04
0.05
0.03
0.02
0.01
0
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
20
19
19
19
19
20
21
23
25
27
27
28
29
30
30
30
29
27
26
25
24

Feels Like (°C)

21
21
20
20
19
19
19
19
20
21
24
26
28
28
29
30
30
31
30
30
28
26
25
24

Dew Point (°C)

18
18
18
18
17
17
17
18
18
19
19
18
18
17
18
18
17
17
17
18
18
18
18
19

Relative Humidity (%)

86
86
87
88
90
91
91
92
91
87
75
65
58
54
53
50
47
47
48
52
57
62
67
71

Pressure (mb)

1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024
1023
1023
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

326
325
326
326
326
325
325
324
325
325
325
324
324
325
324
324
324
323
323
322
323
324
324
324

Friday 21

Waxing Gibbous 74%

15:06

03:38

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
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

Sun - Rise: 06:04, Set: 20:55, Transit: 13:29. Moon - Rise: 15:06, Set: 03:38. Civil Dark: 21:28 - 05:31. Nautical Dark: 22:10 - 04:49. Astro Dark: 22:58 - 04:00

Total Clouds (% Sky Obscured)

97
97
98
98
98
98
98
98
98
98
98
98
98
98
97
97
97
97
97
97
99
99
99
99

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)

8
8
16
16
16
16
16
16
2
2
2
2
2
2
52
52
52
52
52
52
9
9
9
9

High Clouds (% Sky Obscured)

97
97
98
98
98
98
98
98
98
98
98
98
98
98
95
95
95
95
95
95
99
99
99
99

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

68
73
86
100
88
83
85
88
90
100
100
100
100
100
100
100
100
100
99
98
95
81
63
49

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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

Precipitation Amount (mm)

0.01
0
0.04
0.04
0.02
0.01
0.01
0.01
0.01
0
0.01
0.02
0.03
0.02
0.02
0.03
0.05
0.06
0.03
0.01
0
0
0
0.01

Wind Speed/Direction (mph)

6
6
6
6
6
6
7
7
8
9
10
10
11
11
10
10
10
10
10
9
9
8
7
6

Chance of Frost

Temperature (°C)

24
23
22
21
21
21
20
21
22
24
26
28
29
30
32
32
32
32
31
31
30
29
28
26

Feels Like (°C)

24
23
22
22
21
21
21
21
23
25
26
29
30
31
33
34
33
33
32
32
31
30
29
27

Dew Point (°C)

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

Relative Humidity (%)

73
76
82
85
87
88
89
89
85
78
70
63
57
53
45
44
45
46
47
47
48
51
56
60

Pressure (mb)

1024
1024
1024
1024
1024
1024
1025
1025
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

323
324
322
321
321
321
320
320
320
320
318
317
317
318
316
316
317
318
319
320
321
321
320
319

Saturday 22

Waxing Gibbous 84%

16:20

04:04

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
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 OK
21 OK
22 OK
23 OK

Sun - Rise: 06:03, Set: 20:56, Transit: 13:29. Moon - Rise: 16:20, Set: 04:04. Civil Dark: 21:29 - 05:30. Nautical Dark: 22:11 - 04:48. Astro Dark: 23:00 - 03:59

Total Clouds (% Sky Obscured)

99
99
97
97
97
97
97
97
85
85
85
85
85
85
45
45
45
45
45
45
26
26
26
26

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
3
3
3
3
3
32
32
32
32
32
32
2
2
2
2

Medium Clouds (% Sky Obscured)

9
9
7
7
7
7
7
7
69
69
69
69
69
69
37
37
37
37
37
37
7
7
7
7

High Clouds (% Sky Obscured)

99
99
97
97
97
97
97
97
57
57
57
57
57
57
4
4
4
4
4
4
21
21
21
21

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

44
44
44
43
42
40
38
34
33
34
36
40
47
55
64
77
90
100
100
100
100
100
99
98

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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

Precipitation Amount (mm)

0
0
0
0
0
0.01
0
0
0
0
0
0
0.01
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.04
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
24
23
22
21
21
21
22
23
25
28
29
31
31
32
33
33
33
32
31
30
29
28
27

Feels Like (°C)

26
25
24
23
22
21
21
22
23
26
28
30
31
32
32
33
33
33
32
31
30
29
28
27

Dew Point (°C)

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

Relative Humidity (%)

64
67
70
74
77
78
77
77
75
66
56
49
44
42
39
36
34
34
36
40
42
43
43
44

Pressure (mb)

1024
1024
1024
1023
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1020
1020
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

318
317
315
313
312
311
311
312
313
312
310
308
308
307
307
306
306
305
304
303
302
301
300
300

Sunday 23

Waxing Gibbous 92%

17:36

04:29

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

Sun - Rise: 06:02, Set: 20:57, Transit: 13:29. Moon - Rise: 17:36, Set: 04:29. Civil Dark: 21:30 - 05:29. Nautical Dark: 22:12 - 04:47. Astro Dark: 23:01 - 03:57

Total Clouds (% Sky Obscured)

26
26
5
5
5
5
5
5
0
0
0
0
0
0
19
19
19
19
19
19
48
48
48
48

Low Clouds (% Sky Obscured)

2
2
1
1
1
1
1
1
0
0
0
0
0
0
13
13
13
13
13
13
0
0
0
0

Medium Clouds (% Sky Obscured)

7
7
4
4
4
4
4
4
0
0
0
0
0
0
6
6
6
6
6
6
45
45
45
45

High Clouds (% Sky Obscured)

21
21
0
0
0
0
0
0
0
0
0
0
0
0
7
7
7
7
7
7
5
5
5
5

7Timer Cloud Cover

Alternative Forecast % Cloud Cover

99
100
99
95
90
84
81
78
71
54
34
20
16
19
28
47
72
87
87
77
64
43
19
5

7Timer Seeing

7Timer Lifted Index

7Timer Transparency

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 (%)

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

Precipitation Amount (mm)

0.04
0.02
0.02
0.01
0
0
0
0
0
0
0
0
0
0.02
0.04
0.07
0.11
0.15
0.18
0.2
0.18
0.09
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
26
25
24
24
23
23
23
23
25
26
28
29
31
32
33
34
33
32
31
30
29
28
27

Feels Like (°C)

27
26
25
25
24
23
23
23
24
25
28
30
32
33
35
36
36
36
36
35
34
32
30
29

Dew Point (°C)

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

Relative Humidity (%)

45
47
52
59
67
75
83
89
92
85
75
66
61
56
52
48
47
48
51
56
61
66
71
75

Pressure (mb)

1020
1019
1019
1019
1019
1018
1019
1019
1019
1019
1018
1018
1018
1017
1016
1015
1014
1014
1013
1013
1013
1013
1013
1014

Ozone (du)

298
297
296
296
296
296
296
295
294
294
294
294
294
295
295
296
298
299
299
300
300
299
298
297

Forecast for Bloomfield Hills, Oakland County, US (42.58,-83.25)

Generated: 17/05/21 00:23:42. Forecast: 17/05/21 to 23/05/21. Timezone: UTC-4.00