Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 6

Waning Gibbous 77%

02:07

08:57

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

Sun - Rise: 07:32, Set: 20:43, Transit: 14:08. Moon - Rise: 02:07, Set: 08:57. Civil Dark: 21:15 - 07:00. Nautical Dark: 21:54 - 06:22. Astro Dark: 22:35 - 05:38

Total Clouds (% Sky Obscured)

14
24
4
0
0
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5

Low Clouds (% Sky Obscured)

12
0
0
0
0
0
0
0
4
0
0
0
0
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
0
0

High Clouds (% Sky Obscured)

10
7
2
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5

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)

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

Chance of Frost

Temperature (°C)

4
4
4
7
9
12
14
16
18
19
20
20
20
19
17
15
14
14
13
13
13
12
12
12

Feels Like (°C)

2
2
2
5
6
10
12
15
16
17
18
18
19
18
16
15
13
12
11
11
10
10
10
10

Dew Point (°C)

2
3
3
4
6
8
9
11
11
12
13
13
14
14
14
14
12
11
10
10
10
9
9
10

Relative Humidity (%)

86
89
91
85
78
75
71
69
66
64
62
64
70
75
81
90
84
80
78
80
81
81
83
84

Pressure (mb)

1026
1025
1025
1025
1025
1025
1024
1024
1023
1023
1022
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018

Ozone (du)

357
357
357
358
358
357
356
355
353
352
350
349
348
347
348
349
349
349
349
349
348
346
344
339

Tuesday 7

Waning Gibbous 75%

03:05

09:34

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

Sun - Rise: 07:30, Set: 20:45, Transit: 14:08. Moon - Rise: 03:05, Set: 09:34. Civil Dark: 21:17 - 06:58. Nautical Dark: 21:56 - 06:19. Astro Dark: 22:37 - 05:35

Total Clouds (% Sky Obscured)

8
51
4
2
5
4
35
100
54
5
100
100
100
100
8
3
1
0
6
16
94
67
98
91

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)

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)

7
35
4
2
5
3
26
67
38
5
72
76
76
76
8
3
1
0
6
16
94
67
91
64

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)

11
11
11
12
12
13
13
12
13
13
11
10
8
5
4
4
3
3
4
5
5
4
4
4

Chance of Frost

Temperature (°C)

12
12
11
13
15
17
19
21
22
23
24
24
24
23
21
19
17
16
15
13
12
12
12
12

Feels Like (°C)

10
9
9
11
13
15
18
19
21
22
23
24
25
25
23
20
18
16
15
12
11
11
11
10

Dew Point (°C)

9
9
9
10
11
13
14
15
16
16
17
17
18
18
17
16
15
14
13
12
11
11
11
10

Relative Humidity (%)

84
84
86
84
80
76
71
68
66
64
62
63
68
73
79
85
88
89
90
90
90
90
90
90

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1018
1018
1019
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

336
336
337
337
338
336
336
336
336
336
337
340
343
344
344
344
345
346
345
344
344
343
342
341

Wednesday 8

Waning Gibbous 69%

03:53

10:22

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

Sun - Rise: 07:28, Set: 20:46, Transit: 14:07. Moon - Rise: 03:53, Set: 10:22. Civil Dark: 21:18 - 06:56. Nautical Dark: 21:57 - 06:17. Astro Dark: 22:39 - 05:33

Total Clouds (% Sky Obscured)

96
10
9
13
5
18
82
77
77
26
11
47
39
35
5
6
20
17
3
5
4
3
3
22

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
5

Medium Clouds (% Sky Obscured)

0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

86
10
8
9
5
15
67
62
67
21
10
34
32
29
5
6
20
17
3
4
3
2
2
18

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)

4
4
3
3
4
4
5
5
5
5
5
5
4
4
4
5
5
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

11
11
11
13
16
18
20
22
23
24
24
24
24
23
21
17
16
15
14
13
12
12
11
11

Feels Like (°C)

11
10
11
13
16
19
21
22
24
24
25
25
26
25
22
19
17
14
13
13
12
12
11
11

Dew Point (°C)

10
10
9
10
12
13
13
14
14
14
15
15
16
18
18
15
13
13
11
10
9
8
7
7

Relative Humidity (%)

90
90
88
84
75
69
65
60
57
56
55
55
60
74
84
86
86
87
86
83
80
77
77
78

Pressure (mb)

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

Ozone (du)

341
342
343
345
347
348
348
348
348
349
349
348
348
348
349
348
346
345
346
347
347
348
349
346

Thursday 9

Waning Gibbous 59%

04:30

11:20

06 OK
07 OK
08 OK
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
05 Bad

Sun - Rise: 07:26, Set: 20:48, Transit: 14:07. Moon - Rise: 04:30, Set: 11:20. Civil Dark: 21:20 - 06:54. Nautical Dark: 21:59 - 06:15. Astro Dark: 22:41 - 05:30

Total Clouds (% Sky Obscured)

39
36
42
94
74
100
85
59
82
54
93
88
90
89
76
56
100
100
100
84
95
74
88
82

Low Clouds (% Sky Obscured)

9
14
25
37
52
35
17
0
25
49
70
56
40
27
31
38
46
30
15
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
2
15
27
35
23
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

32
29
42
90
74
87
61
30
46
29
57
63
77
89
76
56
100
100
100
84
95
74
88
81

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)

3
4
4
5
6
8
8
8
9
12
12
12
11
9
10
9
6
5
5
4
4
3
3
3

Chance of Frost

Temperature (°C)

11
10
10
12
14
15
16
17
17
17
17
16
16
15
13
11
10
10
10
9
9
9
8
8

Feels Like (°C)

11
10
10
12
12
15
15
16
17
16
16
14
15
14
11
9
9
8
8
9
9
8
8
7

Dew Point (°C)

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

Relative Humidity (%)

80
80
81
79
70
66
62
57
56
60
63
65
68
74
83
85
93
93
93
91
90
90
90
91

Pressure (mb)

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

Ozone (du)

345
346
346
346
346
346
345
346
348
348
349
349
348
346
344
341
341
340
340
338
337
336
336
335

Friday 10

Third Quarter 50%

05:00

12:26

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

Sun - Rise: 07:24, Set: 20:49, Transit: 14:07. Moon - Rise: 05:00, Set: 12:26. Civil Dark: 21:21 - 06:52. Nautical Dark: 22:01 - 06:13. Astro Dark: 22:43 - 05:28

Total Clouds (% Sky Obscured)

71
54
60
76
90
67
39
16
11
5
0
0
1
1
77
85
99
99
100
100
98
95
93
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
42
64
87
73
59
45
28
13
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
35
41
36
24
12
0
0
0
0
2

High Clouds (% Sky Obscured)

67
49
59
76
90
65
37
15
11
5
0
0
0
0
41
38
37
51
66
82
92
91
93
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
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
2
1
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
4
4
6
8
8
8
8
9
9
9
8
7
6
11
10
10
10
10
10
10
9
8

Chance of Frost

Temperature (°C)

8
7
7
9
11
14
15
17
18
19
19
20
19
18
17
15
14
12
12
11
11
10
10
10

Feels Like (°C)

6
6
5
8
9
12
14
16
17
19
19
20
20
20
18
17
16
16
15
14
13
9
9
8

Dew Point (°C)

6
6
5
7
7
8
8
8
8
9
9
10
12
12
13
11
10
10
9
9
9
9
9
8

Relative Humidity (%)

91
90
88
84
73
67
61
56
52
53
52
54
61
68
76
78
80
84
86
87
90
90
90
88

Pressure (mb)

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

Ozone (du)

336
337
336
338
338
339
339
339
342
343
344
345
348
352
354
353
352
352
350
348
346
344
342
340

Saturday 11

Waning Crescent 40%

05:23

13:38

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
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
05 Bad

Sun - Rise: 07:22, Set: 20:51, Transit: 14:06. Moon - Rise: 05:23, Set: 13:38. Civil Dark: 21:23 - 06:50. Nautical Dark: 22:03 - 06:10. Astro Dark: 22:45 - 05:25

Total Clouds (% Sky Obscured)

62
49
53
56
64
60
49
37
50
64
77
80
82
85
82
78
69
67
65
67
78
89
100
94

Low Clouds (% Sky Obscured)

0
0
16
33
42
40
34
30
32
38
48
51
46
44
51
56
64
44
22
0
0
0
0
10

Medium Clouds (% Sky Obscured)

4
7
13
15
19
16
11
3
5
7
9
35
60
85
71
66
67
67
65
67
78
74
75
74

High Clouds (% Sky Obscured)

62
49
50
31
19
15
11
6
4
3
4
8
13
21
18
14
26
55
65
67
78
89
99
94

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
2
1
11
22
30
31
36
45
53
55
61
70

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.4

Wind Speed/Direction (mph)

8
8
7
9
11
12
12
12
13
12
11
11
9
8
6
6
5
5
4
5
7
8
8
8

Chance of Frost

Temperature (°C)

10
10
10
12
13
15
16
17
19
18
18
18
17
16
15
14
13
12
11
9
8
8
7
7

Feels Like (°C)

9
9
9
8
9
10
11
12
12
16
15
15
15
15
15
11
11
12
12
11
11
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
83
78
73
71
68
66
67
68
68
73
79
84
89
92
96
96
98
96
98
96
94

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

341
341
342
343
344
345
346
347
348
350
352
354
356
358
360
362
365
367
368
369
370
371
372
373

Sunday 12

Waning Crescent 30%

05:42

14:52

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

Sun - Rise: 07:20, Set: 20:52, Transit: 14:06. Moon - Rise: 05:42, Set: 14:52. Civil Dark: 21:25 - 06:48. Nautical Dark: 22:04 - 06:08. Astro Dark: 22:47 - 05:23

Total Clouds (% Sky Obscured)

88
83
90
95
100
98
97
96
97
99
100
94
88
79
88
94
100
100
100
100

Low Clouds (% Sky Obscured)

20
20
15
20
25
46
65
78
78
76
74
65
52
44
32
24
15
16
12
18

Medium Clouds (% Sky Obscured)

69
64
54
50
60
60
65
70
75
75
80
80
75
75
59
53
48
64
80
97

High Clouds (% Sky Obscured)

88
83
90
95
100
96
92
91
95
98
100
94
88
74
80
87
100
100
99
99

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

84
95
95
95
95
95
89
62
56
47
22
46
56
58
52
52
59
55
49
40

Precipitation Amount (mm)

0.6
0.9
0.8
0.9
1.1
0.9
0.6
0.3
0
0
0
0
0
0.2
0
0
0.2
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
96
98
96
96
96
96
96
95
96
95
96
96
94
96
96
94

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1015
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1010

Ozone (du)

371
370
368
366
364
362
360
359
357
358
358
358
361
363
366
367
368
369
370
371

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

Generated: 06/04/26 06:53:06. Forecast: 06/04/26 to 12/04/26. Timezone: UTC+2.00