Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 1

Full Moon 100%

20:45

06:13

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

Sun - Rise: 06:20, Set: 20:33, Transit: 13:27. Moon - Rise: 20:45, Set: 06:13. Civil Dark: 21:05 - 05:49. Nautical Dark: 21:44 - 05:10. Astro Dark: 22:27 - 04:26

Total Clouds (% Sky Obscured)

41
38
57
81
56
18
21
33
41
48
57
85
53
48
45
75
44
60
59
55
77
77
79
56

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
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
11
2

High Clouds (% Sky Obscured)

7
38
57
81
46
8
10
22
30
39
42
82
36
35
27
75
44
60
55
54
72
72
68
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
None
None
None
None

Precipitation Probability (%)

0
0
0
1
1
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
7
6
4
3
1
2
4
5
5
4
5
5
5
5
5
5
3
0
3
5
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
8
7
7
7
7
7
7
7
8
7
8
7
7
7
7
8
8
7
7
6
5
5

Relative Humidity (%)

50
50
51
49
50
52
55
57
60
61
63
64
67
68
69
70
70
62
53
46
42
39
36
35

Pressure (mb)

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

Ozone (du)

366
365
363
362
360
360
360
360
360
360
359
357
356
355
355
355
354
354
354
356
357
356
357
355

Saturday 2

Waning Gibbous 98%

21:51

06:43

15 Bad
16 Bad
17 Bad
18 OK
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

Sun - Rise: 06:19, Set: 20:34, Transit: 13:27. Moon - Rise: 21:51, Set: 06:43. Civil Dark: 21:06 - 05:47. Nautical Dark: 21:45 - 05:08. Astro Dark: 22:28 - 04:24

Total Clouds (% Sky Obscured)

87
75
69
47
70
95
100
100
100
100
100
100
100
100
99
100
91
78
76
81
77
70
95
95

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)

33
48
24
3
39
46
43
47
47
43
67
100
100
94
97
93
91
72
65
76
69
68
65
72

High Clouds (% Sky Obscured)

87
75
69
47
70
95
100
100
100
100
99
100
100
100
92
100
51
32
56
53
55
46
71
78

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)

8
8
7
6
5
3
2
3
4
4
4
4
3
3
3
2
2
1
0
2
4
6
6
6

Chance of Frost

Temperature (°C)

20
20
19
19
18
17
16
15
15
14
14
14
14
14
14
14
15
16
17
19
19
19
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

36
37
39
42
46
50
55
55
52
50
50
50
49
47
45
44
43
43
40
38
43
44
44
42

Pressure (mb)

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

Ozone (du)

356
354
355
356
356
356
356
358
358
359
359
359
359
360
360
360
362
364
364
364
364
366
366
366

Sunday 3

Waning Gibbous 95%

22:55

07:20

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:18, Set: 20:36, Transit: 13:27. Moon - Rise: 22:55, Set: 07:20. Civil Dark: 21:07 - 05:46. Nautical Dark: 21:47 - 05:06. Astro Dark: 22:30 - 04:22

Total Clouds (% Sky Obscured)

96
99
88
100
100
99
99
79
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
2
2
0
0
0
9
45
60
60
75
87
96
97
99
100
100

Medium Clouds (% Sky Obscured)

62
77
75
78
80
72
68
28
33
100
93
99
98
100
100
100
97
100
97
83
99
98
96
96

High Clouds (% Sky Obscured)

88
95
64
100
100
96
96
51
75
83
47
91
100
100
100
100
100
100
82
100
98
100
100
75

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
6
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
Very Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
0
5
12
11
46
57
52
66
89
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0
0.3
0.5
0.8
0.6
0.7
0.8
0.9

Wind Speed/Direction (mph)

6
6
6
5
5
3
0
0
2
2
3
3
3
2
4
2
3
2
1
3
1
3
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
7
6
7
7
7
7
6
5
5
5
5
4
4
6
9
10
8
6
9
12
11

Relative Humidity (%)

40
43
44
44
44
48
52
56
56
53
51
49
49
49
47
44
53
65
69
61
49
61
77
75

Pressure (mb)

1019
1018
1018
1018
1018
1018
1018
1019
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

369
368
366
365
363
362
364
364
365
367
368
366
364
365
367
368
367
367
367
366
365
362
361
360

Monday 4

Waning Gibbous 90%

23:54

08:06

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:16, Set: 20:37, Transit: 13:27. Moon - Rise: 23:54, Set: 08:06. Civil Dark: 21:09 - 05:44. Nautical Dark: 21:48 - 05:05. Astro Dark: 22:32 - 04:20

Total Clouds (% Sky Obscured)

100
100
99
99
98
97
96
94
96
98
100
100
100
100
100
100
100
100
100
100
94
76
88
81

Low Clouds (% Sky Obscured)

100
100
98
96
94
87
81
74
80
83
86
84
83
82
88
93
96
98
99
100
92
73
88
81

Medium Clouds (% Sky Obscured)

87
75
96
89
94
70
82
45
61
67
54
82
50
88
50
45
35
35
35
30
22
20
14
9

High Clouds (% Sky Obscured)

50
25
23
6
8
16
27
34
72
66
80
94
100
82
85
85
85
57
28
0
0
0
0
0

ISS Passover

Visibility (miles)

6
9
8
9
5
9
9
9
9
9
9
5
9
5
3
9
5
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

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

Precipitation Probability (%)

95
95
87
65
61
50
50
37
49
59
69
95
95
95
95
95
95
95
95
95
90
74
48
50

Precipitation Amount (mm)

0.6
0.5
0.3
0
0
0
0
0
0
0
0.2
0.7
0.9
1.4
1.4
1.1
0.9
0.7
0.5
0.4
0.4
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
11
12
12
12
12
11
12
12
12
12
12
13
13
12
13
13
13
12
12
13
13
13

Relative Humidity (%)

79
75
78
84
83
84
83
82
84
87
86
86
87
90
95
90
90
90
89
84
82
78
74
72

Pressure (mb)

1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1010
1010

Ozone (du)

359
360
362
364
364
365
365
369
370
374
376
375
375
375
375
376
375
373
373
372
374
373
373
373

Tuesday 5

Waning Gibbous 83%

00:46

08:59

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

Sun - Rise: 06:15, Set: 20:38, Transit: 13:27. Moon - Rise: 00:46, Set: 08:59. Civil Dark: 21:10 - 05:43. Nautical Dark: 21:50 - 05:03. Astro Dark: 22:34 - 04:18

Total Clouds (% Sky Obscured)

62
65
77
68
69
66
68
53
47
46
45
46
53
45
52
49
47
47
47
43
47
52
56
54

Low Clouds (% Sky Obscured)

62
62
67
51
51
54
58
42
37
35
29
23
17
10
7
4
0
7
14
21
22
23
23
22

Medium Clouds (% Sky Obscured)

8
7
6
4
3
1
1
0
0
1
1
1
2
0
1
1
2
2
3
4
6
8
11
8

High Clouds (% Sky Obscured)

0
0
5
12
13
10
9
2
2
3
4
29
53
45
52
49
47
43
38
34
46
52
56
54

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
7
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Very Light Rain

Precipitation Probability (%)

50
51
53
49
65
63
43
31
25
13
4
10
10
5
19
20
5
14
20
25
37
52
63
64

Precipitation Amount (mm)

0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
72
71
73
85
90
90
87
84
83
82
81
80
80
77
74
73
70
67
65
62
59
55

Pressure (mb)

1010
1010
1010
1009
1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007

Ozone (du)

374
374
372
371
371
371
371
373
374
375
377
380
385
390
395
395
394
393
395
398
400
402
404
406

Wednesday 6

Waning Gibbous 75%

01:29

10:00

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

Sun - Rise: 06:14, Set: 20:39, Transit: 13:27. Moon - Rise: 01:29, Set: 10:00. Civil Dark: 21:11 - 05:42. Nautical Dark: 21:51 - 05:01. Astro Dark: 22:36 - 04:16

Total Clouds (% Sky Obscured)

52
54
37
24
9
8
8
8
6
5
3
22
39
56
63
69
77
85
92
100
100
100
100
100

Low Clouds (% Sky Obscured)

29
29
24
12
7
6
5
5
4
2
1
2
3
4
7
9
12
15
15
21
30
35
41
40

Medium Clouds (% Sky Obscured)

6
3
2
1
0
0
0
0
0
0
0
0
0
0
1
1
2
15
27
38
26
15
5
33

High Clouds (% Sky Obscured)

52
54
37
24
0
0
0
0
0
1
1
21
39
56
63
69
74
83
91
99
99
100
100
100

ISS Passover

Visibility (miles)

5
7
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

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
None
None
None
None

Precipitation Probability (%)

62
62
66
50
25
23
15
0
0
0
0
0
0
0
2
3
1
4
4
4
8
10
12
23

Precipitation Amount (mm)

0.2
0.3
0.3
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)

3
2
2
1
1
2
1
3
6
6
6
6
5
5
5
4
3
2
0
4
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
46
42
42
42
43
48
54
60
62
63
66
64
63
62
60
56
54
53
53
52
54
57
60

Pressure (mb)

1007
1006
1006
1006
1006
1006
1007
1008
1009
1009
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

404
403
402
397
393
389
387
386
385
383
382
381
380
379
378
379
380
382
381
381
381
382
382
383

Thursday 7

Waning Gibbous 66%

02:05

11:05

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad

Sun - Rise: 06:13, Set: 20:40, Transit: 13:27. Moon - Rise: 02:05, Set: 11:05. Civil Dark: 21:12 - 05:40. Nautical Dark: 21:53 - 05:00. Astro Dark: 22:38 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
76
52
33
37
36
39
44
49
58

Low Clouds (% Sky Obscured)

32
24
23
18
16
10
6
2
1
0
0
2
3
4
7
11
15

Medium Clouds (% Sky Obscured)

61
92
80
68
56
49
41
34
27
19
12
6
5
4
4
0
10

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
72
44
16
15
9
7
1
3
4

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

30
33
38
40
39
41
36
12
17
14
2
3
2
0
3
7
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
7
6
5
4
1
1
1
1
2
3
4
4
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
67
70
71
72
73
77
79
83
83
83
82
79
76
74
70
66

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

384
385
386
386
386
387
386
386
385
387
388
390
388
386
385
378
371

Forecast for Nice, Alpes-Maritimes, France (43.71,7.26)

Generated: 01/05/26 15:28:17. Forecast: 01/05/26 to 07/05/26. Timezone: UTC+2.00