Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 89%

17:41

03:58

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

Sun - Rise: 05:56, Set: 21:13, Transit: 13:35. Moon - Rise: 17:41, Set: 03:58. Civil Dark: 21:49 - 05:21. Nautical Dark: 22:35 - 04:34. Astro Dark: 23:33 - 03:36

Total Clouds (% Sky Obscured)

1
1
10
18
1
1
3
13
14
5
2
25
48
11
35
35
35
17
2
0
0
1
0
1

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
5
0
1
1
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)

1
1
0
1
1
1
1
2
1
5
0
25
48
11
15
15
20
11
1
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
6
6
7
7
7
8
8
8
7
6
5
4
2
2
2
2
2
2
1
2
2
2
3

Chance of Frost

Temperature (°C)

20
22
22
24
25
25
26
25
25
24
23
22
20
18
18
17
17
16
16
15
15
15
15
18

Feels Like (°C)

23
23
23
24
25
25
25
25
25
25
25
24
22
20
20
17
16
15
16
17
16
16
17
19

Dew Point (°C)

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

Relative Humidity (%)

63
52
48
45
42
42
40
41
44
51
60
71
76
71
71
71
69
71
73
72
70
74
76
70

Pressure (mb)

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

Ozone (du)

318
317
315
317
319
318
317
316
315
314
312
312
311
311
310
310
314
315
315
313
313
313
314
317

Thursday 28

Waxing Gibbous 94%

18:48

04:20

09 Good
10 Good
11 Good
12 OK
13 OK
14 OK
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 Good

Sun - Rise: 05:56, Set: 21:14, Transit: 13:35. Moon - Rise: 18:48, Set: 04:20. Civil Dark: 21:50 - 05:20. Nautical Dark: 22:36 - 04:33. Astro Dark: 23:35 - 03:34

Total Clouds (% Sky Obscured)

0
0
4
40
45
27
12
10
8
7
7
3
3
3
3
4
3
3
3
3
0
3
3
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
5
5
2
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)

0
0
4
40
45
26
6
3
5
6
4
3
2
2
3
3
3
3
2
2
0
2
2
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
1
1
1
1
2
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)

6
7
7
7
8
8
9
10
11
9
7
5
3
2
2
3
3
3
1
2
2
2
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
22
23
24
24
24
24
24
24
25
25
22
20
20
19
18
18
18
16
16
15
16
20

Dew Point (°C)

12
12
13
13
13
13
13
12
13
13
16
19
18
16
16
16
15
15
14
13
13
13
12
14

Relative Humidity (%)

64
61
57
54
51
50
47
45
47
51
62
78
88
92
92
95
95
93
93
90
90
92
89
82

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

322
325
325
324
323
323
326
327
327
326
326
326
326
326
326
326
325
324
324
325
325
327
326
326

Friday 29

Waxing Gibbous 98%

19:55

04:48

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

Sun - Rise: 05:55, Set: 21:15, Transit: 13:35. Moon - Rise: 19:55, Set: 04:48. Civil Dark: 21:51 - 05:19. Nautical Dark: 22:38 - 04:32. Astro Dark: 23:36 - 03:33

Total Clouds (% Sky Obscured)

0
0
0
33
47
38
46
50
41
0
1
2
2
16
24
42
35
30
21
19
49
72
96
86

Low Clouds (% Sky Obscured)

0
0
0
26
2
25
15
23
19
0
0
0
0
0
9
3
0
0
0
0
0
0
0
7

Medium Clouds (% Sky Obscured)

0
0
0
1
12
4
0
6
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6

High Clouds (% Sky Obscured)

0
0
0
2
1
1
10
5
1
0
1
1
1
5
4
10
10
5
4
6
40
70
95
74

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
1
3
6
32
56
67
51
34
19
11
7
3
0
0
0
2
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
22
24
25
26
26
25
24
26
25
24
24
21
18
17
16
15
14
14
14
14
14
16
18

Dew Point (°C)

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

Relative Humidity (%)

69
61
52
47
45
45
59
63
63
58
61
74
82
83
85
82
80
79
79
79
79
80
79
73

Pressure (mb)

1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022

Ozone (du)

327
327
327
326
326
328
329
329
330
333
336
333
328
325
324
324
323
321
320
318
318
319
319
319

Saturday 30

Waxing Gibbous 100%

21:00

05:22

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 OK
05 OK
06 Bad
07 Good
08 Good

Sun - Rise: 05:55, Set: 21:16, Transit: 13:35. Moon - Rise: 21:00, Set: 05:22. Civil Dark: 21:52 - 05:18. Nautical Dark: 22:39 - 04:31. Astro Dark: 23:38 - 03:31

Total Clouds (% Sky Obscured)

80
73
82
90
97
92
85
78
67
58
51
68
83
95
78
64
52
52
51
47
46
45
11
6

Low Clouds (% Sky Obscured)

13
20
22
23
24
30
22
8
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
17
30
66
44
40
61
14
8
13
17
27
36
46
34
19
1
0
14
24
25
16
3
3

High Clouds (% Sky Obscured)

56
36
55
77
97
89
79
68
51
31
19
19
19
18
17
16
19
18
17
9
6
11
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
7
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
4
8
4
24
40
39
45
49
44
30
34
6
2
0
0
0
0
0
0
0
14
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
61
55
51
49
49
59
65
70
71
71
81
85
86
88
87
87
87
85
85
83
86
85
82

Pressure (mb)

1022
1022
1022
1021
1021
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1020
1020

Ozone (du)

319
319
320
321
322
321
322
322
322
322
322
323
324
325
325
326
326
325
326
327
328
329
331
335

Sunday 31

Full Moon 100%

22:01

06:04

09 Good
10 OK
11 OK
12 OK
13 OK
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: 05:54, Set: 21:17, Transit: 13:36. Moon - Rise: 22:01, Set: 06:04. Civil Dark: 21:53 - 05:18. Nautical Dark: 22:40 - 04:30. Astro Dark: 23:40 - 03:30

Total Clouds (% Sky Obscured)

11
35
44
29
35
42
100
100
100
96
100
100
100
100
97
95
89
88
94
94
96
98
100
100

Low Clouds (% Sky Obscured)

1
1
6
11
14
18
20
22
25
22
22
3
3
1
6
13
21
33
44
55
56
58
62
76

Medium Clouds (% Sky Obscured)

3
0
0
1
1
1
0
0
7
13
100
97
95
88
64
43
21
19
19
20
13
10
4
4

High Clouds (% Sky Obscured)

2
6
35
29
35
42
100
100
100
96
100
99
98
98
88
76
60
56
47
46
62
71
76
87

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
2
4
5

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

Precipitation Probability (%)

0
0
5
10
13
21
25
34
34
77
95
83
68
48
41
33
11
12
15
3
1
1
0
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0.9
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
60
54
50
48
47
45
45
47
52
78
87
90
92
95
96
98
98
98
98
98
96
96
95

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019

Ozone (du)

336
339
341
342
341
339
338
336
334
333
328
328
331
333
335
336
337
338
338
338
338
335
333
330

Monday 1

Waning Gibbous 97%

22:55

06:55

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: 05:54, Set: 21:17, Transit: 13:36. Moon - Rise: 22:55, Set: 06:55. Civil Dark: 21:54 - 05:17. Nautical Dark: 22:41 - 04:29. Astro Dark: 23:41 - 03:29

Total Clouds (% Sky Obscured)

100
100
93
86
77
72
66
62
59
56
52
46
39
32
54
75
97
94
91
87
84
77
68
73

Low Clouds (% Sky Obscured)

82
83
64
47
31
30
30
29
27
27
27
24
23
18
24
30
35
28
21
14
19
23
27
40

Medium Clouds (% Sky Obscured)

4
4
3
2
2
2
3
3
2
1
0
7
15
21
42
64
85
63
41
18
41
69
68
73

High Clouds (% Sky Obscured)

88
64
62
47
27
26
19
17
13
13
14
15
12
10
18
26
29
44
63
83
81
75
45
44

ISS Passover

Visibility (miles)

7
8
9
9
9
9
7
5
3
5
7
9
8
8
7
8
9
9
9
9
9
6
4
1

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

Precipitation Probability (%)

3
1
14
13
5
19
19
22
42
48
42
50
65
84
70
61
48
45
38
24
37
49
62
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.4
0.3
0
0
0
0
0
0
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
85
81
67
57
49
55
62
69
72
75
78
82
87
92
93
95
96
95
96
96
98
96
98

Pressure (mb)

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

Ozone (du)

329
328
327
326
325
324
323
323
322
322
322
323
322
322
322
323
325
327
328
330
332
333
335
336

Tuesday 2

Waning Gibbous 93%

23:41

07:54

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

Sun - Rise: 05:53, Set: 21:18, Transit: 13:36. Moon - Rise: 23:41, Set: 07:54. Civil Dark: 21:55 - 05:17. Nautical Dark: 22:42 - 04:29. Astro Dark: 23:43 - 03:28

Total Clouds (% Sky Obscured)

82
89
92
94
96
98
99
100
97
92
86
89
91
100
100
100
100

Low Clouds (% Sky Obscured)

56
75
78
82
84
80
80
75
77
83
82
64
45
25
36
49
59

Medium Clouds (% Sky Obscured)

82
89
92
94
96
93
88
83
73
44
39
56
76
89
92
93
91

High Clouds (% Sky Obscured)

56
73
65
45
40
63
80
100
75
46
15
40
68
100
100
100
100

ISS Passover

Visibility (miles)

1
1
0
1
3
4
5
7
9
9
9
9
9
9
9
6
3

Fog (%)

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
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
80
91
93
86
95
95
93
79
60
28
31
33
32

Precipitation Amount (mm)

0.7
0.8
0.8
0.7
0.4
0.5
0.5
0.5
0.6
0.7
0.5
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
96
96
93
93
93
93
93
96
96
96
96
98
98
100

Pressure (mb)

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

Ozone (du)

340
345
349
358
368
377
376
375
374
377
380
383
384
385
385
386
387

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

Generated: 27/05/26 09:38:47. Forecast: 27/05/26 to 02/06/26. Timezone: UTC+2.00