Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waning Crescent 7%

05:25

15:50

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

Sun - Rise: 08:17, Set: 17:25, Transit: 12:51. Moon - Rise: 05:25, Set: 15:50. Civil Dark: 17:59 - 07:43. Nautical Dark: 18:37 - 07:04. Astro Dark: 19:14 - 06:27

Total Clouds (% Sky Obscured)

99
100
95
68
18
68
62
54
72
87
66
71
67
57
38
9
0
0
0
0
0
0
12
64

Low Clouds (% Sky Obscured)

99
87
50
38
18
68
62
54
72
87
66
71
67
57
38
9
0
0
0
0
0
0
12
35

Medium Clouds (% Sky Obscured)

19
2
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
0
0
0
0
0
0
0
0
0
0
0
1
2
1
0
0
0
0
0
0
9
37

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
2
1
8
7
4
12
5
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)

7
9
9
8
9
9
10
10
11
12
12
12
10
7
8
6
4
4
4
3
2
2
3
2

Chance of Frost

Temperature (°C)

10
10
9
8
7
8
9
9
10
10
10
10
9
8
7
6
5
4
3
3
2
2
2
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
82
79
74
68
57
57
65
58
54
57
59
62
46
45
57
62
64
68
68
70
72
74

Pressure (mb)

1015
1016
1017
1018
1019
1020
1021
1021
1021
1022
1022
1022
1023
1024
1025
1026
1026
1026
1027
1026
1026
1026
1026
1026

Ozone (du)

278
286
284
280
276
274
272
271
263
265
266
265
262
262
264
263
260
260
266
266
267
271
270
271

Tuesday 18

Waning Crescent 3%

06:34

16:07

05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 Good
12 Bad
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

Sun - Rise: 08:18, Set: 17:23, Transit: 12:51. Moon - Rise: 06:34, Set: 16:07. Civil Dark: 17:58 - 07:44. Nautical Dark: 18:36 - 07:06. Astro Dark: 19:13 - 06:29

Total Clouds (% Sky Obscured)

98
63
67
62
45
40
6
57
38
82
100
67
55
79
82
100
98
95
92
89
85
88
82
86

Low Clouds (% Sky Obscured)

46
62
61
62
45
40
6
57
38
82
100
54
26
62
56
79
41
48
37
36
42
56
58
50

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
14
11
55
77
62
56
52
52
55
48
40
43
44
40

High Clouds (% Sky Obscured)

95
36
49
40
35
30
6
2
2
3
22
25
25
23
13
5
0
0
0
0
0
19
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
2
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
1
1
2
2
2
2
3
5
12
13
18
28
22
22
26
32
25
14
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
74
75
74
70
64
56
50
46
45
46
51
56
64
69
67
75
76
75
82
86
90
86
93

Pressure (mb)

1025
1025
1025
1025
1025
1025
1024
1024
1022
1021
1020
1020
1019
1019
1019
1018
1017
1017
1016
1015
1015
1014
1013
1012

Ozone (du)

271
272
270
273
276
279
280
280
276
275
273
272
270
270
272
272
270
270
273
275
273
276
278
277

Wednesday 19

Waning Crescent 1%

07:43

16:27

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 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 Bad
01 OK
02 OK
03 Bad
04 Bad

Sun - Rise: 08:20, Set: 17:22, Transit: 12:51. Moon - Rise: 07:43, Set: 16:27. Civil Dark: 17:57 - 07:45. Nautical Dark: 18:35 - 07:07. Astro Dark: 19:12 - 06:30

Total Clouds (% Sky Obscured)

95
92
94
88
83
98
96
70
58
63
46
50
55
39
16
35
26
34
33
35
11
16
55
62

Low Clouds (% Sky Obscured)

56
66
69
62
70
76
56
49
51
54
36
40
47
29
1
20
8
13
19
15
9
16
34
38

Medium Clouds (% Sky Obscured)

50
48
46
39
21
60
65
45
7
0
0
0
18
37
16
35
11
10
27
35
3
3
2
3

High 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

ISS Passover

Visibility (miles)

9
9
9
9
8
7
8
9
8
9
8
6
8
9
9
9
9
9
9
7
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
30
25
43
47
77
44
37
32
34
43
31
24
3
3
5
9
19
23
23
9
10
2
2

Precipitation Amount (mm)

0
0
0
0
0
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
10
9
10
11
13
15
16
15
16
15
14
12
10
10
8
6
6
6
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
88
85
79
76
66
66
60
68
69
75
78
76
76
69
71
73
77
79
76
78
83
83
81

Pressure (mb)

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

Ozone (du)

279
280
284
283
282
283
288
296
299
302
305
306
310
317
324
330
334
336
339
345
349
347
344
342

Thursday 20

New Moon 0%

08:52

16:54

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

Sun - Rise: 08:21, Set: 17:21, Transit: 12:51. Moon - Rise: 08:52, Set: 16:54. Civil Dark: 17:56 - 07:47. Nautical Dark: 18:34 - 07:08. Astro Dark: 19:11 - 06:31

Total Clouds (% Sky Obscured)

64
69
65
55
55
62
68
32
67
49
42
15
9
5
4
4
3
5
14
3
3
2
2
3

Low Clouds (% Sky Obscured)

41
44
36
25
10
23
36
32
39
38
35
15
9
1
1
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
11
4
0
0
0
0
1
53
32
25
1
0
0
0
0
0
5
14
3
2
2
0
0

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
8
8
7
8
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 (%)

3
2
2
3
3
12
18
18
22
24
15
8
7
0
0
2
2
3
2
0
0
0
0
1

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)

4
4
3
3
3
2
4
7
10
11
11
10
8
6
5
4
4
4
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-3
-3
-3
-4
-4
-4
-3
-3
-3
-3
-3
-3
-3
-4
-5
-5
-5
-5
-4
-4
-4
-4

Relative Humidity (%)

78
78
78
78
75
65
59
54
52
50
53
55
62
69
71
71
70
71
72
75
78
78
80
81

Pressure (mb)

1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023

Ozone (du)

338
338
340
343
344
342
337
331
328
330
340
350
350
343
341
337
335
332
331
333
335
338
335
333

Friday 21

Waxing Crescent 2%

09:59

17:30

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

Sun - Rise: 08:23, Set: 17:21, Transit: 12:52. Moon - Rise: 09:59, Set: 17:30. Civil Dark: 17:55 - 07:48. Nautical Dark: 18:34 - 07:10. Astro Dark: 19:11 - 06:32

Total Clouds (% Sky Obscured)

3
4
3
12
2
30
62
94
90
90
88
85
96
94
24
43
60
55
49
43
40
37
35
31

Low Clouds (% Sky Obscured)

0
1
0
5
1
11
23
35
32
31
30
32
33
35
19
38
58
52
46
40
36
32
28
25

Medium Clouds (% Sky Obscured)

0
0
1
12
0
20
45
73
75
83
86
81
73
73
14
25
41
47
49
43
40
33
22
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
30
60
88
65
49
24
10
15
15
21
21
22
11
16
20
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 (%)

4
5
13
11
2
3
2
3
1
2
3
1
1
0
0
0
0
0
0
0
0
0
0
1

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)

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

Chance of Frost

Temperature (°C)

-2
-2
-2
-1
-1
1
4
6
7
7
7
7
5
4
4
2
2
1
1
1
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
81
83
86
81
71
57
56
55
55
62
74
77
77
77
78
78
80
80
81
80
80
78

Pressure (mb)

1024
1024
1025
1025
1026
1026
1026
1027
1027
1027
1026
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1027

Ozone (du)

330
327
321
317
314
311
310
308
306
306
305
303
301
301
299
292
285
278
279
281
282
280
278
276

Saturday 22

Waxing Crescent 5%

10:59

18:16

05 OK
06 OK
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
03 Bad
04 Bad

Sun - Rise: 08:24, Set: 17:20, Transit: 12:52. Moon - Rise: 10:59, Set: 18:16. Civil Dark: 17:54 - 07:49. Nautical Dark: 18:33 - 07:11. Astro Dark: 19:10 - 06:34

Total Clouds (% Sky Obscured)

35
35
59
81
100
100
100
100
100
100
100
100
99
99
91
85
90
92
94
89
83
73
60
54

Low Clouds (% Sky Obscured)

19
13
5
0
15
32
55
71
84
92
100
96
91
90
89
85
90
92
92
89
83
73
60
54

Medium Clouds (% Sky Obscured)

23
30
55
67
80
87
91
91
84
78
71
58
42
30
41
33
22
8
1
0
0
0
0
7

High Clouds (% Sky Obscured)

32
35
59
79
100
99
98
98
99
99
99
99
99
99
66
33
1
2
2
3
2
1
0
18

ISS Passover

Visibility (miles)

9
9
9
7
6
5
3
2
1
3
6
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
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

4
12
40
59
74
76
81
86
91
95
95
95
91
85
73
61
51
41
32
22
21
22
16
20

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.4
0.5
0.6
0.6
0.7
0.8
0.7
0.6
0.6
0.4
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
8
8
9
10
12
14
14
14
14
13
11
11
10
9
8
8
8
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
74
73
77
84
89
91
94
98
96
94
95
95
94
94
94
94
94
94
93
91
93
93
91

Pressure (mb)

1026
1026
1025
1024
1024
1023
1022
1021
1019
1018
1017
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

277
277
278
282
286
289
295
300
305
307
309
311
306
300
294
294
295
295
294
293
291
290
288
286

Sunday 23

Waxing Crescent 10%

11:49

19:13

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: 08:25, Set: 17:19, Transit: 12:52. Moon - Rise: 11:49, Set: 19:13. Civil Dark: 17:54 - 07:51. Nautical Dark: 18:32 - 07:12. Astro Dark: 19:09 - 06:35

Total Clouds (% Sky Obscured)

62
72
80
89
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
94

Low Clouds (% Sky Obscured)

57
56
52
43
35
38
40
46
39
34
29
38
50
58
70
78
87
81
75
70

Medium Clouds (% Sky Obscured)

16
27
39
47
41
56
68
82
87
92
97
81
67
52
69
77
85
85
85
85

High Clouds (% Sky Obscured)

38
58
68
79
89
95
97
100
100
100
100
100
100
100
88
70
50
50
55
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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

Precipitation Probability (%)

20
10
18
21
19
18
20
15
22
25
20
35
47
58
78
90
95
87
74
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.8
0.6
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
3
3
3
3
3
3
7
7
7
7
7
7
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
90
88
87
81
77
72
73
74
76
80
84
88
90
90
91
93
93

Pressure (mb)

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

Ozone (du)

284
281
279
277
274
271
270
268
266
265
264
262
261
260
259
259
259
259
260
260

Forecast for Ercé-près-Liffré, Ille-et-Vilaine, France (48.26,-1.51)

Generated: 17/11/25 05:41:34. Forecast: 17/11/25 to 23/11/25. Timezone: UTC+1.00