Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 3%

07:39

15:05

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 08:40, Set: 16:50, Transit: 12:45. Moon - Rise: 07:39, Set: 15:05. Civil Dark: 17:28 - 08:02. Nautical Dark: 18:09 - 07:21. Astro Dark: 18:48 - 06:42

Total Clouds (% Sky Obscured)

64
73
79
100
97
100
96
98
90
99
96
90
89
85
97
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
57
69
75
78
81
82
69
47
39
32
16
3
0
0
19
29
32
53
75
84
85
90
92

Medium Clouds (% Sky Obscured)

53
59
79
95
94
100
82
77
84
47
39
38
52
85
87
96
82
96
99
100
100
100
100
100

High Clouds (% Sky Obscured)

64
73
25
35
41
35
36
51
56
92
86
68
69
63
83
100
100
100
100
100
100
100
100
100

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
3
5
16
37
52
38
14
6
0
0
0
0
0
4
16
20
15
28
54
76
87
88
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
0.8
0.7
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
87
85
87
90
91
90
87
84
76
72
65
64
64
66
66
64
67
67
70
71
76
80

Pressure (mb)

1018
1017
1017
1016
1016
1016
1016
1016
1015
1014
1014
1013
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

312
312
313
308
300
296
295
295
293
292
291
291
290
285
280
275
277
281
283
284
282
280
277
279

Friday 19

Waning Crescent 1%

08:42

15:47

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 08:41, Set: 16:51, Transit: 12:46. Moon - Rise: 08:42, Set: 15:47. Civil Dark: 17:28 - 08:03. Nautical Dark: 18:09 - 07:22. Astro Dark: 18:48 - 06:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
100
97
100
100
100
100
100
100
97
100
100
78
100
100
100
100

Low Clouds (% Sky Obscured)

93
86
82
82
92
96
94
87
81
67
55
42
32
34
10
12
12
6
6
20
23
28
20
24

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
98
96
92
89
88
97
100
100
96
99
80
50
66
48
50
53
95
96

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
53
100
70
97
100
98
100
100
100
88
76
100
78
100
100
100
100

ISS Passover

Visibility (miles)

5
4
6
8
6
3
5
9
5
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

95
95
95
95
95
95
77
79
64
44
22
18
13
8
1
0
0
0
0
0
1
1
1
1

Precipitation Amount (mm)

1.1
0.7
0.6
0.8
0.4
0.8
0.2
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
16
15
14
13
12
10
6
4
3
3
4
2
4
4
4
4
3
2
2
2
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
87
88
91
91
87
85
88
88
84
72
69
74
77
82
84
88
88
88
88
88
88
90

Pressure (mb)

1014
1014
1014
1014
1015
1016
1017
1018
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1020
1020
1019

Ozone (du)

284
287
288
296
314
320
326
325
324
328
332
332
334
336
340
342
338
325
310
300
295
292
289
287

Saturday 20

New Moon 0%

09:35

16:41

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 08:41, Set: 16:51, Transit: 12:46. Moon - Rise: 09:35, Set: 16:41. Civil Dark: 17:29 - 08:03. Nautical Dark: 18:10 - 07:22. Astro Dark: 18:49 - 06:43

Total Clouds (% Sky Obscured)

99
99
100
100
100
99
99
99
99
100
98
99
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
31
46
53
65
72
77
83
78
82
90
77
85
84
81
69
71
71
70
81
69
58
60
61

Medium Clouds (% Sky Obscured)

94
94
100
100
100
91
98
95
97
100
98
95
91
83
100
99
96
100
89
97
100
100
100
100

High Clouds (% Sky Obscured)

91
93
100
100
53
75
34
66
54
56
39
55
35
77
100
100
100
100
100
100
94
24
19
19

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 (%)

2
4
4
10
12
25
30
42
33
24
18
7
7
3
5
16
35
48
49
46
38
25
23
30

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)

2
2
2
2
3
2
2
2
3
3
4
4
3
3
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
91
91
93
93
91
87
81
79
75
77
81
85
88
90
93
96
96
96
96
96
96

Pressure (mb)

1019
1018
1017
1017
1016
1016
1016
1016
1015
1014
1013
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

288
288
288
289
290
289
289
290
296
297
292
290
288
287
287
288
287
291
294
296
298
300
303
305

Sunday 21

Waxing Crescent 2%

10:18

17:46

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 08:42, Set: 16:52, Transit: 12:47. Moon - Rise: 10:18, Set: 17:46. Civil Dark: 17:29 - 08:04. Nautical Dark: 18:10 - 07:23. Astro Dark: 18:49 - 06:44

Total Clouds (% Sky Obscured)

99
99
99
99
98
96
95
93
92
90
91
91
92
83
72
62
61
60
59
64
68
76
85
92

Low Clouds (% Sky Obscured)

63
70
78
86
78
70
62
57
52
47
46
45
44
40
40
37
26
16
4
5
5
5
17
29

Medium Clouds (% Sky Obscured)

99
99
99
99
97
95
94
92
91
90
87
83
82
77
68
60
39
60
59
64
68
76
72
82

High Clouds (% Sky Obscured)

30
36
33
29
23
22
15
11
8
9
23
34
48
33
18
8
13
18
30
30
31
40
27
75

ISS Passover

Visibility (miles)

9
9
9
9
5
2
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
28
41
72
88
85
49
30
46
36
17
5
3
12
14
2
4
4
2
1
2
3
4
10

Precipitation Amount (mm)

0
0
0
0.4
0.6
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
5
5
5
6
5
5
6
6
5
6
5
4
4
4
5
6
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

306
307
308
309
308
306
308
311
313
317
320
321
324
326
327
332
334
337
339
342
345
351
354
358

Monday 22

Waxing Crescent 6%

10:50

18:58

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 08:42, Set: 16:52, Transit: 12:47. Moon - Rise: 10:50, Set: 18:58. Civil Dark: 17:30 - 08:04. Nautical Dark: 18:11 - 07:23. Astro Dark: 18:50 - 06:44

Total Clouds (% Sky Obscured)

100
99
98
97
96
95
95
96
96
97
96
95
94
95
96
97
92
96
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

38
40
42
45
55
66
76
79
83
86
85
84
83
84
83
85
81
84
88
92
96
100
100
100

Medium Clouds (% Sky Obscured)

77
83
86
88
82
76
69
49
41
14
15
18
17
24
31
64
45
60
67
38
22
11
13
14

High Clouds (% Sky Obscured)

68
72
78
69
61
55
51
52
50
51
52
46
40
41
43
49
71
80
89
68
40
21
28
36

ISS Passover

Visibility (miles)

9
9
9
9
6
8
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 (%)

2
9
27
31
26
19
5
2
0
0
0
0
0
0
0
0
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
5
5
6
5
5
5
5
6
5
6
6
6
5
4
4
4
4
3
4
4
4
3

Dew Point (°C)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
5
4
5

Relative Humidity (%)

87
85
87
90
90
91
90
90
88
87
85
84
84
85
90
91
90
90
91
91
91
93
93
94

Pressure (mb)

1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1010
1011
1011
1011
1011
1012
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

362
366
372
379
384
392
401
407
408
409
411
412
412
411
410
411
410
410
411
411
409
407
405
402

Tuesday 23

Waxing Crescent 12%

11:14

20:13

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 08:43, Set: 16:53, Transit: 12:48. Moon - Rise: 11:14, Set: 20:13. Civil Dark: 17:30 - 08:05. Nautical Dark: 18:11 - 07:24. Astro Dark: 18:50 - 06:45

Total Clouds (% Sky Obscured)

100
99
98
98
94
90
87
89
91
93
95
98
100
100
100
100
100
100
100
100
100
100
98
96

Low Clouds (% Sky Obscured)

100
99
98
97
93
90
87
89
91
93
95
98
100
100
100
100
100
100
100
100
100
100
98
95

Medium Clouds (% Sky Obscured)

14
20
23
28
16
8
2
8
14
21
38
56
80
90
90
91
82
68
55
38
21
3
3
2

High Clouds (% Sky Obscured)

47
45
44
42
32
19
8
2
1
0
0
5
10
25
30
50
53
50
46
47
58
58
56
50

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
5
7
8
12
14
17
14
9
0
2
3
2
6
7
6
7
7
5
8
10
11
10
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
94
94
94
94
94
94
91
88
84
81
79
78
76
76
74
78
80
83
83
85
85
83

Pressure (mb)

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

Ozone (du)

399
397
396
395
394
393
393
393
393
394
394
395
395
396
396
396
397
396
394
393
390
387
384
383

Wednesday 24

Waxing Crescent 19%

11:33

21:29

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:43, Set: 16:53, Transit: 12:48. Moon - Rise: 11:33, Set: 21:29. Civil Dark: 17:31 - 08:05. Nautical Dark: 18:12 - 07:24. Astro Dark: 18:51 - 06:45

Total Clouds (% Sky Obscured)

94
90
87
84
90
93
96
97
97
98
97
95
93
96
98
100
100
100
100
99
98
98

Low Clouds (% Sky Obscured)

93
89
84
81
82
82
82
84
86
86
87
88
90
89
87
85
81
77
73
75
77
83

Medium Clouds (% Sky Obscured)

1
1
0
0
10
20
30
31
31
27
22
21
16
14
11
13
12
16
20
18
21
19

High Clouds (% Sky Obscured)

43
32
20
12
10
8
7
6
5
4
3
4
6
6
5
5
4
3
1
2
3
4

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

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

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

Precipitation Probability (%)

6
9
10
11
10
9
6
13
17
20
23
26
29
30
31
29
26
23
15
17
15
11

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
3
3
2
2
2
3
3
3
4
4
4
4
4
4
4
3
3
3
3
4
4

Feels Like (°C)

0
0
-0
-1
-1
-2
-1
-1
0
0
-0
1
1
1
1
1
0
0
0
0
1
1

Dew Point (°C)

1
1
0
0
-0
-0
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2

Relative Humidity (%)

85
83
83
85
86
86
86
86
85
83
82
82
82
82
85
85
86
86
88
88
88
88

Pressure (mb)

1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

382
381
381
380
380
379
378
377
378
379
380
380
379
379
377
376
374
375
375
376
376
375

Forecast for Margny-lès-Compiègne, Oise, France (49.42,2.82)

Generated: 18/12/25 03:10:26. Forecast: 18/12/25 to 24/12/25. Timezone: UTC+1.00