Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 98%

19:40

03:55

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
05 Bad
06 Bad

Sun - Rise: 05:21, Set: 20:20, Transit: 12:50. Moon - Rise: 19:40, Set: 03:55. Civil Dark: 20:56 - 04:46. Nautical Dark: 21:41 - 04:01. Astro Dark: 22:36 - 03:06

Total Clouds (% Sky Obscured)

79
77
57
82
59
78
83
71
71
88
100
100
100
100
98
96
100
96
98
92
85
63
88
100

Low Clouds (% Sky Obscured)

0
0
14
43
43
60
67
63
69
67
49
40
49
44
46
73
77
61
65
63
58
57
54
41

Medium Clouds (% Sky Obscured)

38
34
29
43
21
44
60
34
11
11
32
100
100
99
55
49
45
37
22
5
44
3
37
42

High Clouds (% Sky Obscured)

50
4
5
6
12
30
39
18
32
72
100
100
100
100
93
77
100
92
88
92
32
45
74
100

ISS Passover

Visibility (miles)

9
9
9
9
9
5
3
9
9
9
9
3
2
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
2
6
9
15
28
36

Precipitation Type

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

Precipitation Probability (%)

0
0
0
32
67
76
42
38
36
41
95
95
95
78
26
51
69
36
15
3
1
2
2
1

Precipitation Amount (mm)

0
0
0
0
0.5
0.7
0
0
0
0
1.4
1.6
1.6
0.6
0
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
21
23
24
25
26
26
26
26
26
26
23
21
20
20
19
18
17
17
17
16
16
16
16

Feels Like (°C)

19
23
26
26
27
28
27
27
27
28
28
25
23
21
21
19
18
17
17
17
17
16
16
16

Dew Point (°C)

17
19
20
19
19
22
22
20
18
18
19
20
19
19
18
17
16
16
16
16
15
15
15
15

Relative Humidity (%)

93
88
81
73
69
79
81
72
59
58
64
83
88
89
88
89
92
95
95
95
95
95
95
96

Pressure (mb)

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

Ozone (du)

327
325
325
326
326
325
327
329
332
333
330
328
328
329
331
332
333
334
332
333
333
335
334
332

Tuesday 28

Waxing Gibbous 100%

20:11

05:03

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
05 Bad
06 Bad

Sun - Rise: 05:23, Set: 20:19, Transit: 12:50. Moon - Rise: 20:11, Set: 05:03. Civil Dark: 20:54 - 04:47. Nautical Dark: 21:40 - 04:02. Astro Dark: 22:34 - 03:09

Total Clouds (% Sky Obscured)

92
89
77
76
94
100
97
100
100
100
100
84
98
98
100
84
86
100
98
100
99
100
98
82

Low Clouds (% Sky Obscured)

34
37
63
44
41
54
53
51
46
38
37
39
19
9
1
0
21
27
1
0
0
3
1
1

Medium Clouds (% Sky Obscured)

39
56
4
13
8
9
13
13
11
0
61
17
45
28
32
22
56
58
66
72
41
26
54
47

High Clouds (% Sky Obscured)

89
80
26
47
91
100
90
99
100
81
92
79
98
98
100
80
83
100
95
100
99
100
97
81

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
7
9
9
9
9
9
9
9
9

Fog (%)

27
25
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

12
43
31
26
32
47
55
66
69
45
27
38
48
57
78
39
13
2
0
0
0
3
4
0

Precipitation Amount (mm)

0
0.3
0
0
0
0
0.2
0.4
0.5
0
0
0
0
0.3
0.8
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
21
23
24
25
26
26
23
22
23
23
23
21
20
19
18
18
17
17
16
16
15
15

Feels Like (°C)

18
20
22
24
26
27
27
28
25
23
24
24
24
22
21
19
20
19
18
17
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

93
89
80
69
62
58
54
56
78
85
83
74
74
82
91
96
95
95
95
93
95
95
95
96

Pressure (mb)

1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1007
1006
1007
1007
1007
1007
1007
1007
1008

Ozone (du)

332
331
331
332
332
331
332
333
336
337
336
337
336
336
335
334
333
333
332
330
330
330
330
330

Wednesday 29

Full Moon 100%

20:36

06:13

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
05 Bad
06 Bad

Sun - Rise: 05:24, Set: 20:18, Transit: 12:50. Moon - Rise: 20:36, Set: 06:13. Civil Dark: 20:53 - 04:49. Nautical Dark: 21:38 - 04:04. Astro Dark: 22:32 - 03:11

Total Clouds (% Sky Obscured)

82
93
96
100
97
100
100
100
100
100
100
100
100
100
98
99
100
100
100
100
100
99
99
100

Low Clouds (% Sky Obscured)

0
1
0
0
1
1
24
30
20
8
3
2
27
8
8
5
0
0
0
0
0
0
11
24

Medium Clouds (% Sky Obscured)

55
55
60
60
60
55
48
47
60
47
55
59
54
60
63
48
50
81
92
91
96
98
95
95

High Clouds (% Sky Obscured)

77
91
94
100
95
100
100
100
100
100
100
100
100
97
84
92
97
100
100
100
100
90
95
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
None
None
None
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
1
1
1
1
4
7
26
21
26
27
13
12
7
7
7
9
9
24
33
36
59
69

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
0.3
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
18
19
21
22
23
24
25
24
23
23
22
21
20
18
17
16
16
16
16
15
15
15
15

Feels Like (°C)

18
19
19
20
21
23
24
25
26
25
24
25
23
21
19
17
16
15
15
15
15
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

96
90
82
71
63
57
54
53
60
74
67
74
76
78
80
79
82
79
78
79
83
82
83
86

Pressure (mb)

1008
1008
1008
1008
1009
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1011
1010
1010
1011
1011
1011
1012

Ozone (du)

330
330
330
329
328
327
328
329
330
330
331
331
330
328
327
326
326
325
325
325
326
327
327
327

Thursday 30

Waning Gibbous 97%

20:57

No Set

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
05 Bad
06 Bad

Sun - Rise: 05:25, Set: 20:17, Transit: 12:50. Moon - Rise: 20:57, Set: No Set. Civil Dark: 20:52 - 04:50. Nautical Dark: 21:36 - 04:06. Astro Dark: 22:30 - 03:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
98
95
92
89
85
72
68
62
56

Low Clouds (% Sky Obscured)

33
29
22
19
26
31
35
29
20
4
2
1
0
12
24
36
32
32
30
30
28
30
32
36

Medium Clouds (% Sky Obscured)

74
68
71
95
98
95
77
67
57
56
55
52
51
48
46
43
41
39
40
38
38
35
23
12

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
96
95
94
91
87
73
59
46
33
7
0
1
2

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

Light Rain
Light Rain
Very Light Rain
None
None
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

Precipitation Probability (%)

74
72
60
33
45
52
54
50
38
11
18
17
5
8
7
1
2
2
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.5
0.3
0
0
0.2
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
17
19
20
21
22
22
22
23
23
22
22
20
18
16
16
15
15
15
14
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

85
77
71
65
61
58
57
56
57
62
66
73
81
84
88
87
87
87
87
90
90
92
90
90

Pressure (mb)

1012
1012
1012
1013
1013
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

327
327
327
326
328
329
330
330
331
332
329
327
326
324
324
323
324
324
326
328
329
332
334
333

Friday 31

Waning Gibbous 93%

21:15

07:23

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

Sun - Rise: 05:26, Set: 20:15, Transit: 12:50. Moon - Rise: 21:15, Set: 07:23. Civil Dark: 20:50 - 04:51. Nautical Dark: 21:35 - 04:07. Astro Dark: 22:27 - 03:15

Total Clouds (% Sky Obscured)

49
46
43
40
30
21
11
20
28
36
30
23
16
23
30
36
45
54
63
62
63
65
48
34

Low Clouds (% Sky Obscured)

41
41
38
37
30
20
10
16
24
32
28
21
16
20
24
27
35
41
49
47
42
40
16
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
15
24
16
7
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
1
1
0
0
1
0
0
0
0
0
0
1
4
7
11
8
6
4
4
9
14
15
15

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

Chance of Frost

Temperature (°C)

16
18
19
21
22
24
25
26
26
26
26
25
24
22
21
20
19
18
16
15
15
15
14
16

Feels Like (°C)

19
21
24
24
26
28
28
29
28
28
29
29
28
26
25
25
24
23
22
21
16
16
15
16

Dew Point (°C)

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

Relative Humidity (%)

86
79
75
70
67
62
57
56
56
58
63
70
77
80
82
84
85
86
87
87
87
89
90
86

Pressure (mb)

1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

331
330
329
329
328
327
327
325
324
323
323
320
320
319
318
318
317
317
316
316
315
315
315
315

Saturday 1

Waning Gibbous 87%

21:31

08:33

07 OK
08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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

Sun - Rise: 05:27, Set: 20:14, Transit: 12:50. Moon - Rise: 21:31, Set: 08:33. Civil Dark: 20:49 - 04:53. Nautical Dark: 21:33 - 04:09. Astro Dark: 22:25 - 03:17

Total Clouds (% Sky Obscured)

20
25
29
38
50
62
74
64
54
46
49
53
57
70
85
100
94
90
85
87
90
93
84
74

Low Clouds (% Sky Obscured)

0
0
0
0
8
17
27
22
17
13
9
4
0
7
15
24
17
10
3
3
3
2
3
2

Medium Clouds (% Sky Obscured)

0
0
0
0
8
15
23
22
21
20
30
36
46
50
53
52
34
18
7
7
7
7
15
24

High Clouds (% Sky Obscured)

15
19
28
32
37
37
33
20
13
5
8
10
15
43
72
100
92
84
79
84
88
92
82
74

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

Precipitation Probability (%)

0
0
0
0
2
3
2
3
3
1
10
13
15
23
33
42
35
25
3
7
8
3
34
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
20
22
24
26
27
28
29
29
29
29
27
26
25
23
21
20
19
18
18
18
17
17
19

Feels Like (°C)

17
17
23
24
24
26
26
27
31
30
30
30
31
32
24
24
24
23
23
22
19
18
18
19

Dew Point (°C)

16
17
17
18
18
19
19
20
20
21
21
21
22
22
21
19
18
18
17
17
16
16
16
18

Relative Humidity (%)

83
79
73
68
62
61
58
57
59
61
62
69
77
85
87
87
89
91
90
92
92
92
93
93

Pressure (mb)

1014
1015
1014
1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

316
316
315
314
313
313
312
311
311
310
309
309
309
309
309
310
310
309
308
308
308
308
309
309

Sunday 2

Waning Gibbous 79%

21:48

09:44

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: 05:29, Set: 20:13, Transit: 12:50. Moon - Rise: 21:48, Set: 09:44. Civil Dark: 20:47 - 04:54. Nautical Dark: 21:31 - 04:11. Astro Dark: 22:23 - 03:20

Total Clouds (% Sky Obscured)

64
76
84
97
98
98
93
95
94
94
95
97
100
98
97
94
95
95
97

Low Clouds (% Sky Obscured)

2
11
24
35
41
47
53
53
57
54
50
47
49
43
32
15
11
12
13

Medium Clouds (% Sky Obscured)

34
58
76
96
95
94
93
93
93
91
90
87
86
83
84
86
90
93
95

High Clouds (% Sky Obscured)

64
73
80
87
74
58
11
6
6
6
34
67
100
75
69
61
68
75
83

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

64
61
56
47
68
86
95
95
95
95
95
95
74
63
56
57
65
72
81

Precipitation Amount (mm)

0.4
0.3
0.2
0
0.3
0.6
0.9
1.1
1.4
1.7
1.3
0.9
0.2
0
0
0
0.3
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
22
23
24
25
26
27
28
28
27
26
25
24
23
22
21
20
20
19

Feels Like (°C)

20
21
24
26
26
27
28
30
31
31
31
29
28
27
24
22
22
22
22

Dew Point (°C)

19
21
21
23
23
25
25
27
27
26
26
25
24
23
22
21
20
20
19

Relative Humidity (%)

93
94
92
91
90
91
90
91
94
97
100
100
100
100
100
100
100
100
100

Pressure (mb)

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

Ozone (du)

310
311
311
310
310
310
310
309
309
308
308
309
311
312
314
315
317
317
317

Forecast for Sainte-Marie, Chaudière-Appalaches, Canada (46.41,-71.06)

Generated: 27/07/26 07:19:55. Forecast: 27/07/26 to 02/08/26. Timezone: UTC-4.00