Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 21

Waxing Crescent 2%

10:07

17:58

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
09 Bad
10 Bad

Sun - Rise: 08:02, Set: 16:58, Transit: 12:30. Moon - Rise: 10:07, Set: 17:58. Civil Dark: 17:31 - 07:30. Nautical Dark: 18:07 - 06:53. Astro Dark: 18:42 - 06:18

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
93
90
86
88
89
76
82
89
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

88
95
100
98
79
95
91
85
91
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

57
99
100
100
100
100
100
100
63
28
23
12
6
64
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain
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
Light Rain
Light Rain
Moderate Rain
Moderate Rain

Precipitation Probability (%)

9
0
0
37
41
43
50
47
55
74
91
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0.2
0.2
0.2
0
0
0.2
0.5
1.1
1.4
1.3
1.5
1.6
1.7
1.6
1.8
2
2
2.2
2.5
2.8

Wind Speed/Direction (mph)

7
5
5
4
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
1
1
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
95
95
95
93
92
92
89
89
87
88
88
90
91
91
91
91
91
93
93
93
93
93

Pressure (mb)

1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1010
1010
1010

Ozone (du)

286
289
291
293
293
293
296
298
296
296
301
303
305
307
320
331
330
328
324
322
324
335
352
372

Monday 22

Waxing Crescent 6%

10:37

19:05

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
09 Bad
10 Bad

Sun - Rise: 08:03, Set: 16:58, Transit: 12:30. Moon - Rise: 10:37, Set: 19:05. Civil Dark: 17:31 - 07:30. Nautical Dark: 18:07 - 06:54. Astro Dark: 18:42 - 06:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
81
78
84
94
100
93
91
89
96
91

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
87
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
94
91
89
80
85
73
76

Precipitation Amount (mm)

3.2
2.4
2.4
3.9
2.7
2.6
2.8
3.5
3.7
3
3.4
3.1
2.5
2.8
0.4
0.3
0.4
0.6
0.6
0.4
0.4
0.4
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
10
10
10
9
9
8
8
8
8
8
8
8
8
9
9
9
10
10
10
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
91
91
91
91
91
93
91
91
91
91
93
93
91
90
90
87
87
85
84
85
84

Pressure (mb)

1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1006
1006
1006
1006
1006
1007

Ozone (du)

377
376
375
378
381
380
381
389
398
403
407
410
414
413
412
412
412
413
412
412
411
408
407
406

Tuesday 23

Waxing Crescent 12%

11:01

20:14

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
09 Bad
10 Bad

Sun - Rise: 08:03, Set: 16:59, Transit: 12:31. Moon - Rise: 11:01, Set: 20:14. Civil Dark: 17:32 - 07:30. Nautical Dark: 18:08 - 06:54. Astro Dark: 18:43 - 06:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
100
95

Low Clouds (% Sky Obscured)

99
91
92
71
69
89
87
88
91
93
100
91
100
100
100
95
92
88
83
69
61
45
54
57

Medium Clouds (% Sky Obscured)

87
53
48
69
48
89
73
78
100
99
100
100
100
100
100
100
100
100
100
100
100
56
55
90

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
93
99
100
99
100
87
87
100
94

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
6
4
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
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

73
70
70
66
59
54
51
60
58
58
73
91
79
83
95
85
73
67
58
51
39
42
42
40

Precipitation Amount (mm)

0.2
0.2
0.2
0.2
0
0
0
0
0
0
0.4
0.7
0.4
0.4
1
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
79
79
77
79
77
77
77
77
77
76
76
76
76
76
77
78
77
77
77
76
76
72

Pressure (mb)

1007
1007
1006
1006
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009

Ozone (du)

402
401
404
405
406
406
406
404
403
403
404
404
404
404
400
397
395
396
394
394
393
391
392
389

Wednesday 24

Waxing Crescent 19%

11:01

21:24

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
09 Bad
10 Bad

Sun - Rise: 08:04, Set: 17:00, Transit: 12:31. Moon - Rise: 11:01, Set: 21:24. Civil Dark: 17:32 - 07:31. Nautical Dark: 18:09 - 06:55. Astro Dark: 18:43 - 06:20

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
97
96
95
94
94
95

Low Clouds (% Sky Obscured)

49
70
75
77
85
94
95
97
98
99
100
100
100
100
97
95
93
94
95
96
93
90
84
85

Medium Clouds (% Sky Obscured)

90
100
100
100
100
100
100
100
91
99
99
100
100
100
98
95
96
94
80
91
91
90
92
94

High Clouds (% Sky Obscured)

95
99
88
77
67
79
84
66
60
64
64
57
47
56
73
86
100
70
42
20
24
17
24
6

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
1
0
0
0
0
0
0
3
6
2
3
0
0
0
0
0

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
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
Light Rain
Light Rain

Precipitation Probability (%)

40
39
41
46
50
54
64
80
80
95
95
95
95
95
95
95
95
95
95
95
95
90
90
79

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.5
0.4
0.7
1.1
0.9
0.9
1.7
1.3
0.6
0.9
0.8
0.8
1
0.7
0.5
0.7
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
64
65
66
71
77
83
90
96
98
98
98
98
98
96
95
93
95
93
94
93
93
93
94

Pressure (mb)

1008
1008
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1012
1013
1014
1015
1016

Ozone (du)

390
387
388
389
389
386
384
385
386
388
389
395
397
397
397
397
397
396
397
398
400
398
397
395

Thursday 25

Waxing Crescent 28%

11:23

22:33

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 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK

Sun - Rise: 08:04, Set: 17:00, Transit: 12:32. Moon - Rise: 11:23, Set: 22:33. Civil Dark: 17:33 - 07:31. Nautical Dark: 18:09 - 06:55. Astro Dark: 18:44 - 06:20

Total Clouds (% Sky Obscured)

97
99
99
100
95
96
75
90
99
100
100
100
100
100
78
57
30
15
15
20
25
30
40
30

Low Clouds (% Sky Obscured)

89
94
87
81
66
54
18
5
22
40
40
43
42
40
40
40
30
15
15
20
25
30
40
30

Medium Clouds (% Sky Obscured)

96
98
98
41
36
41
34
69
91
100
100
100
100
100
78
57
30
15
15
20
25
30
40
30

High Clouds (% Sky Obscured)

8
11
28
44
66
70
70
70
65
54
41
41
37
37
31
23
10
5
5
5
10
15
20
20

ISS Passover

Visibility (miles)

0
0
0
1
7
7
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 (%)

51
24
21
6
2
3
3
3
4
5
5
7
6
14
16
15
12
12
10
3
5
4
2
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
91
90
84
85
84
81
79
77
77
75
78
79
79
79
78
78
76
76
76
75
75
74

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1018
1019
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1023
1023

Ozone (du)

393
389
388
386
385
384
383
384
382
382
383
385
384
383
384
386
387
389
389
388
388
387
386
384

Friday 26

Waxing Crescent 38%

11:43

23:43

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
09 Bad
10 Bad

Sun - Rise: 08:04, Set: 17:01, Transit: 12:32. Moon - Rise: 11:43, Set: 23:43. Civil Dark: 17:34 - 07:31. Nautical Dark: 18:10 - 06:55. Astro Dark: 18:45 - 06:20

Total Clouds (% Sky Obscured)

30
35
42
48
59
62
66
70
80
90
100
100
100
99
98
97
96
92
88
83
83
85
83
80

Low Clouds (% Sky Obscured)

28
5
5
3
2
2
1
1
1
1
2
2
3
4
5
5
5
5
4
3
5
9
11
15

Medium Clouds (% Sky Obscured)

30
35
42
48
59
62
66
70
80
90
97
98
99
99
98
97
96
92
88
83
83
85
83
78

High Clouds (% Sky Obscured)

20
30
39
48
59
58
64
70
79
80
82
92
94
96
91
85
95
92
88
83
83
85
83
80

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 (%)

4
3
4
3
2
3
1
0
1
1
1
4
5
4
7
7
5
10
9
5
7
6
2
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
70
73
74
78
77
77
75
75
74
72
72
72
71
71
70
70
69
67
67
66
67
66

Pressure (mb)

1022
1022
1021
1021
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025

Ozone (du)

382
379
376
375
373
371
369
367
365
363
362
360
360
359
359
359
358
358
358
357
357
354
351
348

Saturday 27

First Quarter 49%

12:02

00:55

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

Sun - Rise: 08:04, Set: 17:02, Transit: 12:33. Moon - Rise: 12:02, Set: 00:55. Civil Dark: 17:34 - 07:32. Nautical Dark: 18:10 - 06:56. Astro Dark: 18:45 - 06:21

Total Clouds (% Sky Obscured)

74
70
60
52
46
40
33
24
18
12
6
18
32
37
35
29
23
30
37
44

Low Clouds (% Sky Obscured)

11
8
6
3
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

63
51
43
34
27
19
11
3
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

64
48
40
34
35
28
24
22
16
10
4
18
31
37
35
29
23
30
37
44

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

3
2
3
2
0
1
1
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

Wind Speed/Direction (mph)

2
2
2
1
2
2
1
3
6
7
9
10
9
9
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

11
12
12
11
11
11
9
8
6
7
7
7
7
7
6
6
6
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
61
59
62
65
69
73
75
79
78
75
74
71
70
67
67
66
65
66
66

Pressure (mb)

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

Ozone (du)

347
345
344
344
343
343
343
344
344
345
346
347
346
345
344
344
343
343
342
341

Forecast for Valbonne, Alpes-Maritimes, France (43.64,7.01)

Generated: 21/12/25 11:55:21. Forecast: 21/12/25 to 27/12/25. Timezone: UTC+1.00