Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waxing Crescent 36%

14:30

22:54

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 Good
07 OK
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good

Sun - Rise: 06:45, Set: 20:39, Transit: 13:41. Moon - Rise: 14:30, Set: 22:54. Civil Dark: 21:11 - 06:14. Nautical Dark: 21:49 - 05:35. Astro Dark: 22:32 - 04:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
66
50
55
54
12
36
1
0
0
0
1
0
2
2
2
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

100
100
100
100
100
100
100
100
45
25
25
29
7
19
1
0
0
0
1
0
0
1
1
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)

10
9
7
5
3
2
2
2
2
2
2
3
3
3
3
1
2
2
3
3
4
5
6
6

Chance of Frost

Temperature (°C)

24
22
22
19
18
17
17
17
17
16
16
16
16
15
18
22
24
26
27
28
29
30
29
29

Feels Like (°C)

21
21
21
18
17
17
17
16
16
16
16
15
15
16
18
24
26
27
28
29
29
30
29
29

Dew Point (°C)

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

Relative Humidity (%)

39
47
59
63
63
65
65
65
66
67
67
68
70
69
64
51
43
36
31
27
25
25
24
25

Pressure (mb)

1015
1015
1015
1016
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1013
1012
1012
1011
1011
1011

Ozone (du)

296
295
295
295
296
296
297
297
296
295
295
296
298
301
304
304
305
307
307
306
306
307
309
310

Wednesday 19

Waxing Crescent 46%

15:36

23:21

18 OK
19 Good
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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:46, Set: 20:38, Transit: 13:41. Moon - Rise: 15:36, Set: 23:21. Civil Dark: 21:09 - 06:15. Nautical Dark: 21:48 - 05:37. Astro Dark: 22:29 - 04:55

Total Clouds (% Sky Obscured)

36
2
84
94
73
72
83
91
95
88
87
84
67
63
100
100
100
100
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
4
0
1
4
1
2
9
7
9
7
7
11
13
14
10
13
64
16

Medium Clouds (% Sky Obscured)

29
2
69
67
65
60
83
73
44
57
56
51
26
25
21
19
17
24
26
16
53
80
77
58

High Clouds (% Sky Obscured)

0
0
44
89
18
39
16
81
75
82
87
84
67
63
100
100
100
100
96
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
7
7
7
3
9
9
3
9
9
9
9
9
9
9
6
7
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
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
None
None
Light Rain
Light Rain
None
Light Rain
Moderate Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
5
13
21
46
41
33
56
70
71
48
69
93
78
68
49
81
83
71
89
95
93
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.5
0.6
0
0.2
0.5
0.4
0
0
0.5
0.4
0
0.5
2.7
0.4
2.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
27
26
23
22
21
20
19
17
16
16
16
15
15
17
19
21
23
23
22
23
22
21
21

Feels Like (°C)

29
29
27
21
21
21
19
19
17
15
15
16
15
16
19
20
22
23
22
21
23
22
20
21

Dew Point (°C)

8
10
13
9
11
14
15
16
15
15
14
14
14
14
15
16
14
11
8
7
10
12
14
16

Relative Humidity (%)

27
33
43
40
47
63
71
81
86
90
92
90
90
92
86
80
63
45
37
36
43
52
64
73

Pressure (mb)

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

Ozone (du)

311
311
311
309
308
307
305
305
304
302
303
303
305
304
303
302
302
302
303
303
302
302
301
303

Thursday 20

First Quarter 56%

16:37

23:56

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:47, Set: 20:36, Transit: 13:41. Moon - Rise: 16:37, Set: 23:56. Civil Dark: 21:07 - 06:16. Nautical Dark: 21:46 - 05:38. Astro Dark: 22:27 - 04:57

Total Clouds (% Sky Obscured)

70
100
82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
71
61
72
59

Low Clouds (% Sky Obscured)

12
76
36
24
7
6
6
7
6
12
95
96
93
92
98
96
95
93
91
92
33
42
72
59

Medium Clouds (% Sky Obscured)

23
86
20
59
24
91
95
95
87
94
95
100
100
100
100
100
100
100
79
74
43
31
25
25

High Clouds (% Sky Obscured)

70
81
82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
1
0
0
15
0

ISS Passover

Visibility (miles)

8
2
6
5
2
9
4
9
9
9
7
2
1
0
0
0
0
1
1
2
2
5
4
7

Fog (%)

38
46
39
2
0
38
12
16
16
7
4
38
67
67
55
55
55
55
55
55
55
55
55
55

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
93
77
93
95
95
95
95
95
95
95
95
95
89
77
62
55
39
26

Precipitation Amount (mm)

0.3
1.2
1.2
0.6
0.2
1
0
0
0.2
0.4
1.9
2.8
1.7
1.9
2.7
3.8
4.1
1.1
0.5
0.5
0.3
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
19
18
17
16
16
16
15
15
15
15
15
15
15
15
15
15
15
16
16
17
17
17

Feels Like (°C)

19
21
18
18
17
16
16
16
15
15
15
16
15
15
16
16
16
16
16
16
17
19
19
17

Dew Point (°C)

12
15
17
17
16
15
14
15
14
14
14
15
15
15
15
15
15
14
15
15
15
15
16
15

Relative Humidity (%)

64
75
88
95
95
92
90
92
92
92
92
96
98
98
98
98
98
98
98
92
98
88
90
90

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1012
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013

Ozone (du)

305
304
303
302
305
307
309
309
311
310
308
308
309
307
306
307
306
306
309
310
312
313
314
313

Friday 21

Waxing Gibbous 66%

17:31

00:38

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

Sun - Rise: 06:49, Set: 20:34, Transit: 13:41. Moon - Rise: 17:31, Set: 00:38. Civil Dark: 21:06 - 06:18. Nautical Dark: 21:44 - 05:40. Astro Dark: 22:25 - 04:59

Total Clouds (% Sky Obscured)

40
30
33
68
84
78
72
68
77
72
65
78
77
61
65
96
98
96
90
62
100
90
100
94

Low Clouds (% Sky Obscured)

40
30
24
25
27
3
1
4
0
0
0
0
0
0
0
0
0
7
11
26
59
16
86
73

Medium Clouds (% Sky Obscured)

9
1
0
0
1
9
72
68
15
20
13
21
20
24
28
92
95
91
82
41
96
87
97
93

High Clouds (% Sky Obscured)

0
0
21
59
79
54
32
10
29
45
50
64
68
61
60
60
58
57
56
55
61
63
70
75

ISS Passover

Visibility (miles)

9
9
9
9
9
6
6
8
9
9
9
9
9
9
9
9
9
9
9
9
7
7
9
3

Fog (%)

55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55

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 (%)

24
14
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
15
21
35
48
63

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
93
95
96
98
96
95
96
95
95
95
95
96
95
87
77
61
51
49
51
69
70
89

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1015
1015
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

314
314
312
311
310
309
308
307
306
305
305
303
302
302
302
302
302
302
304
304
303
303
303
303

Saturday 22

Waxing Gibbous 75%

No Rise

01:30

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:50, Set: 20:33, Transit: 13:40. Moon - Rise: No Rise, Set: 01:30. Civil Dark: 21:04 - 06:19. Nautical Dark: 21:42 - 05:41. Astro Dark: 22:23 - 05:00

Total Clouds (% Sky Obscured)

52
45
100
100
100
98
97
95
95
96
98
98
99
100
96
93
91
93
96
99
99
100
100
97

Low Clouds (% Sky Obscured)

16
19
50
10
9
75
59
25
30
96
98
98
99
99
93
93
91
93
95
95
91
85
81
72

Medium Clouds (% Sky Obscured)

47
43
43
29
28
21
96
92
90
89
87
85
81
79
82
72
63
48
30
8
30
53
77
71

High Clouds (% Sky Obscured)

52
45
100
100
100
84
71
57
52
55
59
71
85
100
78
56
34
54
74
95
95
94
93
93

ISS Passover

Visibility (miles)

7
4
3
9
5
5
6
3
3
2
0
0
0
0
0
0
0
0
0
1
1
1
1
2

Fog (%)

55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55

Precipitation Type

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

Precipitation Probability (%)

80
95
95
95
95
95
78
88
95
95
95
95
95
95
95
95
91
95
94
86
80
95
95
86

Precipitation Amount (mm)

0.6
1.3
1.5
1.6
2.9
1.5
0.5
0.7
1
1.1
1.4
1.1
0.6
1.5
1.6
1
0.6
0.8
0.7
0.7
0.3
0.7
0.9
0.5

Wind Speed/Direction (mph)

2
3
3
2
2
1
1
2
2
3
2
2
1
1
2
1
1
1
1
2
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
18
16
14
14
14
14
14
14
14
14
15
14
14
15
16
16
16
16
16
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

89
90
93
95
96
96
98
96
98
98
100
98
98
100
98
98
98
96
95
93
90
90
89
89

Pressure (mb)

1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

304
303
302
302
302
302
301
301
301
300
300
302
302
302
303
303
303
303
303
302
301
301
301
301

Sunday 23

Waxing Gibbous 83%

18:17

02:29

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:51, Set: 20:31, Transit: 13:40. Moon - Rise: 18:17, Set: 02:29. Civil Dark: 21:02 - 06:20. Nautical Dark: 21:40 - 05:43. Astro Dark: 22:20 - 05:02

Total Clouds (% Sky Obscured)

95
92
94
95
97
98
98
99
98
98
98
98
99
100
93
88
84
84
86
88
92
95
100
100

Low Clouds (% Sky Obscured)

63
53
62
71
80
85
90
94
89
84
78
69
59
51
42
32
21
42
64
86
90
93
95
89

Medium Clouds (% Sky Obscured)

66
63
49
36
23
23
27
31
32
25
23
22
20
19
21
32
41
58
74
88
91
93
91
85

High Clouds (% Sky Obscured)

93
92
93
91
92
97
96
95
96
96
89
92
95
100
78
63
55
55
60
60
67
78
100
100

ISS Passover

Visibility (miles)

1
1
1
2
4
6
7
8
9
9
9
9
8
6
5
5
5
6
4
2
0
0
0
1

Fog (%)

55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55

Precipitation Type

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

Precipitation Probability (%)

93
95
94
95
95
88
93
89
84
95
95
95
95
95
95
95
95
95
90
66
86
95
95
95

Precipitation Amount (mm)

0.6
1
0.6
0.8
0.8
0.5
0.5
0.4
0.3
0.4
0.9
0.6
0.8
1.3
1.1
1.3
1.5
1
0.5
0.2
0.5
0.6
1.2
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
20
19
17
17
16
16
15
14
13
13
13
13
14
15
14
15
14
15
16
17
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

93
95
98
98
98
98
98
96
96
96
96
95
96
95
96
92
90
86
89
92
93
95
95
96

Pressure (mb)

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

Ozone (du)

301
302
302
303
304
304
305
305
306
307
308
309
310
311
312
312
313
313
312
312
311
313
316
318

Monday 24

Waxing Gibbous 90%

18:54

03:35

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

Sun - Rise: 06:52, Set: 20:29, Transit: 13:40. Moon - Rise: 18:54, Set: 03:35. Civil Dark: 21:00 - 06:21. Nautical Dark: 21:38 - 05:44. Astro Dark: 22:18 - 05:04

Total Clouds (% Sky Obscured)

100
100
93
87
80
65
43
26
17
16
16
33
52
68
72
75
79
86
93
100

Low Clouds (% Sky Obscured)

89
88
86
80
61
43
32
25
17
16
16
33
43
35
28
16
11
8
7
6

Medium Clouds (% Sky Obscured)

79
76
65
47
21
15
9
8
6
3
0
0
0
0
8
17
25
33
39
46

High Clouds (% Sky Obscured)

100
100
93
87
80
56
26
0
0
1
1
20
39
54
65
73
76
86
93
100

ISS Passover

Visibility (miles)

2
4
5
6
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
93
95
95
95
84
71
44
24
10
5
4
7
3
0
0
0
0
0

Precipitation Amount (mm)

1
1.2
0.6
0.7
1.4
1.1
0.4
0.5
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
12
12
10
10
10
10
10
9
9
9
9
9
9
8
7
5
5
4

Relative Humidity (%)

95
93
92
92
89
88
90
90
91
90
90
88
88
88
88
76
65
54
48
43

Pressure (mb)

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

Ozone (du)

324
330
336
333
330
328
325
323
320
318
315
312
311
311
310
310
310
310
309
308

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

Generated: 18/08/26 18:39:53. Forecast: 18/08/26 to 24/08/26. Timezone: UTC+2.00