Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 20

Waxing Crescent 20%

10:33

01:28

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

Sun - Rise: 06:02, Set: 21:06, Transit: 13:34. Moon - Rise: 10:33, Set: 01:28. Civil Dark: 21:41 - 05:27. Nautical Dark: 22:25 - 04:42. Astro Dark: 23:19 - 03:48

Total Clouds (% Sky Obscured)

19
21
20
2
9
9
7
3
0
0
1
1
2
23
23
7
4
30
35
51
74
94
82
93

Low Clouds (% Sky Obscured)

19
21
4
2
9
9
7
3
0
0
0
0
0
0
0
0
0
0
0
2
10
17
18
18

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
0
0
0
0
1
1
1
15
14
4
2
20
25
27
42
74
80
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
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)

8
8
8
8
6
4
3
3
3
2
2
2
1
2
2
3
2
3
3
4
4
4
4
5

Chance of Frost

Temperature (°C)

19
18
17
15
14
12
10
10
10
9
9
8
8
7
8
9
11
14
15
17
19
20
20
21

Feels Like (°C)

18
17
15
14
15
13
11
11
10
10
10
10
9
8
7
8
12
14
14
16
17
18
19
21

Dew Point (°C)

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

Relative Humidity (%)

49
51
56
64
78
90
91
91
91
91
91
91
90
91
91
90
80
67
58
53
48
46
45
46

Pressure (mb)

1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1027
1027
1027
1026
1026
1026
1025
1025

Ozone (du)

339
337
334
331
330
330
330
331
333
332
330
328
327
326
324
323
322
321
320
318
317
317
318
317

Thursday 21

Waxing Crescent 31%

11:53

02:00

16 Bad
17 Bad
18 OK
19 OK
20 OK
21 Bad
22 OK
23 Good
00 Good
01 Good
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 Good

Sun - Rise: 06:01, Set: 21:07, Transit: 13:35. Moon - Rise: 11:53, Set: 02:00. Civil Dark: 21:42 - 05:26. Nautical Dark: 22:27 - 04:41. Astro Dark: 23:21 - 03:46

Total Clouds (% Sky Obscured)

72
59
23
27
39
56
41
17
3
0
0
0
0
0
0
0
0
0
0
0
14
27
20
10

Low Clouds (% Sky Obscured)

17
26
14
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
24
20
10

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)

21
11
2
12
39
56
41
17
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
20
20
19
17
15
14
13
13
12
12
11
12
11
12
15
19
19
20
21
22
22
23

Dew Point (°C)

10
11
12
12
15
14
12
11
10
10
9
9
8
8
7
8
9
8
7
7
7
7
7
8

Relative Humidity (%)

50
52
58
63
78
90
87
86
84
83
83
83
83
81
78
79
68
58
49
44
39
37
37
38

Pressure (mb)

1025
1025
1025
1025
1025
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025

Ozone (du)

315
315
315
315
315
317
319
321
322
323
323
323
324
322
322
323
323
324
326
326
325
325
325
325

Friday 22

Waxing Crescent 42%

13:08

02:25

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

Sun - Rise: 06:00, Set: 21:08, Transit: 13:35. Moon - Rise: 13:08, Set: 02:25. Civil Dark: 21:43 - 05:25. Nautical Dark: 22:28 - 04:40. Astro Dark: 23:23 - 03:44

Total Clouds (% Sky Obscured)

15
15
8
4
4
3
12
45
0
0
0
2
2
1
0
0
0
0
4
22
36
54
48
39

Low Clouds (% Sky Obscured)

9
11
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
22
33
37
35
31

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
21
14
10

High Clouds (% Sky Obscured)

3
2
2
3
3
2
12
45
0
0
0
1
1
1
0
0
0
0
0
0
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
10
12
15
15
13
12
11
11
10
10
10
10
10
10
11
11
10
10
10
10
10
10

Relative Humidity (%)

39
40
44
56
74
83
86
87
86
86
84
86
87
87
86
81
73
62
55
50
47
43
42
42

Pressure (mb)

1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026

Ozone (du)

325
325
325
324
323
322
322
320
319
317
317
317
318
318
319
319
319
321
323
323
325
326
329
331

Saturday 23

First Quarter 53%

14:19

02:45

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

Sun - Rise: 05:59, Set: 21:09, Transit: 13:35. Moon - Rise: 14:19, Set: 02:45. Civil Dark: 21:44 - 05:24. Nautical Dark: 22:30 - 04:38. Astro Dark: 23:25 - 03:42

Total Clouds (% Sky Obscured)

29
20
10
0
2
2
4
4
2
2
1
3
7
25
46
39
32
26
22
35
60
71
62
56

Low Clouds (% Sky Obscured)

26
16
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
39
53
49
46

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
12
18
12
5

High Clouds (% Sky Obscured)

1
1
1
0
1
1
2
1
1
1
1
1
4
20
36
39
32
26
22
35
60
71
57
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
1
1
0
0
0
0
0
2
2
0
0
0
0
0
0
0
3
7
23
52
74
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.9
1.5

Wind Speed/Direction (mph)

6
7
6
5
4
2
1
2
3
3
3
3
3
3
3
3
2
1
1
2
3
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
23
22
22
23
21
21
18
17
17
16
16
15
15
15
14
19
22
22
23
24
23
23
23

Dew Point (°C)

10
11
11
14
17
18
16
15
14
14
13
13
13
12
13
13
13
12
12
12
13
15
16
16

Relative Humidity (%)

43
46
48
60
79
92
92
92
92
93
92
93
93
92
92
86
78
66
58
55
55
65
68
68

Pressure (mb)

1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

331
330
330
332
331
331
333
334
333
333
334
334
334
335
337
340
342
347
350
350
348
347
347
347

Sunday 24

Waxing Gibbous 64%

15:27

03:03

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

Sun - Rise: 05:59, Set: 21:10, Transit: 13:35. Moon - Rise: 15:27, Set: 03:03. Civil Dark: 21:45 - 05:23. Nautical Dark: 22:31 - 04:37. Astro Dark: 23:27 - 03:41

Total Clouds (% Sky Obscured)

64
57
51
50
63
56
76
75
40
66
64
5
4
1
4
4
4
3
1
7
13
22
20
13

Low Clouds (% Sky Obscured)

23
14
9
3
3
3
0
0
0
0
0
0
0
0
0
0
0
1
1
7
13
22
20
12

Medium Clouds (% Sky Obscured)

0
3
51
50
60
26
2
0
0
0
0
0
0
0
0
0
0
0
0
7
13
22
20
13

High Clouds (% Sky Obscured)

10
5
10
10
39
56
76
67
35
13
11
1
0
0
0
0
2
1
0
0
0
0
1
1

ISS Passover

Visibility (miles)

9
9
3
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8

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

Precipitation Probability (%)

95
95
57
53
27
0
1
1
1
1
0
0
0
0
0
0
0
0
0
13
19
23
30
33

Precipitation Amount (mm)

1.3
1.6
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
22
21
21
19
18
18
16
15
15
14
13
16
15
16
17
19
20
21
21
23
24
25
26

Dew Point (°C)

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

Relative Humidity (%)

73
73
84
88
89
89
92
92
92
93
93
93
93
95
95
92
89
77
66
58
59
60
61
63

Pressure (mb)

1026
1026
1027
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027

Ozone (du)

342
339
338
338
337
337
336
337
338
338
338
338
338
338
338
337
337
337
337
337
337
338
339
337

Monday 25

Waxing Gibbous 74%

No Rise

03:21

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

Sun - Rise: 05:58, Set: 21:11, Transit: 13:35. Moon - Rise: No Rise, Set: 03:21. Civil Dark: 21:46 - 05:22. Nautical Dark: 22:32 - 04:36. Astro Dark: 23:29 - 03:39

Total Clouds (% Sky Obscured)

9
10
9
10
7
4
2
19
37
52
47
42
39
41
43
44
30
15
1
7
16
36
42
44

Low Clouds (% Sky Obscured)

2
2
1
1
2
2
2
3
2
2
2
1
0
0
0
0
1
3
1
7
16
36
39
34

Medium Clouds (% Sky Obscured)

9
10
9
10
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
5
4

High Clouds (% Sky Obscured)

2
3
2
1
0
0
1
7
9
11
12
8
9
6
6
6
9
6
0
6
13
16
15
18

ISS Passover

Visibility (miles)

9
9
8
8
7
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8

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

Precipitation Probability (%)

32
41
48
50
37
24
18
12
5
0
0
0
0
0
0
0
0
0
0
11
12
16
32
36

Precipitation Amount (mm)

0
0
0.2
0.3
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
4
3
2
1
2
3
3
3
3
3
3
3
3
3
2
2
1
2
2
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

26
25
26
26
27
22
22
22
21
21
20
16
16
16
16
16
16
21
21
22
23
25
26
28

Dew Point (°C)

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

Relative Humidity (%)

64
64
69
76
84
85
86
86
86
87
87
89
90
92
90
87
86
76
67
58
57
57
56
58

Pressure (mb)

1027
1026
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1026

Ozone (du)

336
334
333
333
332
330
327
325
323
321
320
318
317
316
315
314
313
314
315
315
315
314
314
315

Tuesday 26

Waxing Gibbous 82%

16:34

03:38

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 OK
06 OK
07 Good
08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:57, Set: 21:12, Transit: 13:35. Moon - Rise: 16:34, Set: 03:38. Civil Dark: 21:48 - 05:21. Nautical Dark: 22:34 - 04:35. Astro Dark: 23:31 - 03:37

Total Clouds (% Sky Obscured)

47
47
45
39
49
61
72
77
82
88
76
63
48
33
18
4
5
5
5
21
36
51

Low Clouds (% Sky Obscured)

31
23
15
5
2
1
0
5
9
13
8
3
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

4
2
1
1
6
13
20
13
7
2
4
3
0
0
0
0
0
0
0
2
2
3

High Clouds (% Sky Obscured)

25
26
29
25
28
34
54
57
45
53
47
34
17
8
3
0
0
0
0
1
0
2

ISS Passover

Visibility (miles)

9
9
8
6
5
6
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

40
52
60
52
39
28
14
11
12
10
15
12
0
0
0
0
14
22
26
44
52
58

Precipitation Amount (mm)

0.3
0.3
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

27
27
27
27
27
22
22
21
20
20
19
16
17
16
17
17
17
23
23
24
25
27

Dew Point (°C)

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

Relative Humidity (%)

61
63
70
75
83
84
86
88
87
90
90
90
92
92
90
88
86
79
72
66
68
70

Pressure (mb)

1026
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1024
1024
1024
1024

Ozone (du)

315
316
317
317
318
317
316
316
316
316
316
316
316
316
315
315
314
314
315
315
315
315

Forecast for La Chapelle-en-Vercors, Drôme, France (44.97,5.42)

Generated: 20/05/26 16:00:33. Forecast: 20/05/26 to 26/05/26. Timezone: UTC+2.00