Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 4

Waning Gibbous 58%

22:39

12:18

09 Good
10 Good
11 Good
12 Good
13 OK
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
06 Good
07 Good
08 Good

Sun - Rise: 05:45, Set: 20:16, Transit: 13:00. Moon - Rise: 22:39, Set: 12:18. Civil Dark: 20:49 - 05:12. Nautical Dark: 21:31 - 04:30. Astro Dark: 22:18 - 03:43

Total Clouds (% Sky Obscured)

1
1
1
2
36
12
10
1
0
0
0
0
0
0
0
0
0
0
17
3
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
3
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)

1
1
1
2
36
11
9
1
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
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
1
1
2
2

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)

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

Chance of Frost

Temperature (°C)

21
22
24
26
27
27
28
28
28
27
26
24
22
20
18
17
17
16
16
15
15
16
17
20

Feels Like (°C)

21
22
24
25
26
27
28
28
29
30
30
27
24
22
21
19
19
18
17
17
18
18
19
23

Dew Point (°C)

14
12
12
12
13
14
15
16
17
19
20
19
17
15
13
12
11
11
11
11
12
13
14
16

Relative Humidity (%)

63
53
46
43
42
44
45
48
51
61
71
73
73
72
72
71
69
71
73
77
82
83
82
74

Pressure (mb)

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

Ozone (du)

317
315
314
312
308
308
305
303
301
301
302
301
300
301
300
300
300
301
301
302
303
303
302
303

Wednesday 5

Third Quarter 46%

23:06

13:35

09 Good
10 Good
11 Good
12 OK
13 OK
14 OK
15 OK
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 Bad

Sun - Rise: 05:46, Set: 20:15, Transit: 13:00. Moon - Rise: 23:06, Set: 13:35. Civil Dark: 20:48 - 05:13. Nautical Dark: 21:29 - 04:32. Astro Dark: 22:16 - 03:45

Total Clouds (% Sky Obscured)

0
2
6
29
26
29
24
63
85
89
79
87
53
92
92
92
69
56
48
42
44
41
45
54

Low Clouds (% Sky Obscured)

0
0
0
29
26
29
24
19
0
21
0
0
0
0
0
0
0
0
0
0
0
6
15
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
12
24
41
39
36
11
17
18
18
22
34
34
32
30
30
32
26
33

High Clouds (% Sky Obscured)

0
1
5
4
0
1
1
36
51
45
45
78
36
82
83
88
61
24
11
6
6
6
4
1

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 (%)

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

Chance of Frost

Temperature (°C)

23
25
26
28
29
30
30
30
30
30
28
26
24
24
23
22
21
21
21
21
20
20
21
23

Feels Like (°C)

26
28
30
30
32
32
32
32
32
32
30
27
26
25
24
22
22
24
24
25
24
24
25
27

Dew Point (°C)

17
17
17
18
19
20
20
20
20
23
22
21
19
19
19
18
18
18
18
18
18
18
19
19

Relative Humidity (%)

68
63
57
54
53
55
54
52
54
66
69
73
73
77
77
77
80
82
84
84
86
88
85
77

Pressure (mb)

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

Ozone (du)

303
304
307
308
306
305
303
302
302
302
303
303
303
303
303
303
303
303
303
302
302
303
303
304

Thursday 6

Waning Crescent 34%

23:41

14:54

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
07 Bad
08 Bad

Sun - Rise: 05:47, Set: 20:13, Transit: 13:00. Moon - Rise: 23:41, Set: 14:54. Civil Dark: 20:46 - 05:14. Nautical Dark: 21:27 - 04:33. Astro Dark: 22:14 - 03:47

Total Clouds (% Sky Obscured)

50
49
82
81
97
74
60
51
72
47
93
84
98
100
87
100
98
76
88
79
84
83
88
74

Low Clouds (% Sky Obscured)

3
11
25
12
19
22
25
34
35
23
20
34
50
39
50
41
55
47
34
24
22
25
29
45

Medium Clouds (% Sky Obscured)

34
27
22
22
36
44
45
48
55
32
60
53
46
33
28
15
25
17
9
3
58
54
67
44

High Clouds (% Sky Obscured)

3
9
60
74
96
69
38
36
39
39
81
39
82
100
81
100
89
53
67
50
56
44
36
26

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
6
7
4
9
6
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
Light Rain
Very Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
3
10
25
37
45
73
91
78
95
93
95
91
83
57
56
36
26
21
21
21
21
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
1.1
0.3
1.2
0
0.9
0.4
0.7
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
26
28
29
30
30
29
29
28
27
26
24
23
23
22
22
22
22
22
21
21
22
22
23

Feels Like (°C)

30
30
32
31
32
32
33
33
33
31
32
28
27
25
24
24
24
24
24
23
23
24
25
26

Dew Point (°C)

20
20
20
21
21
21
21
21
20
20
22
21
21
21
21
21
20
21
20
20
20
21
21
21

Relative Humidity (%)

72
67
64
62
60
60
60
62
61
68
77
80
84
91
94
94
91
92
92
94
95
95
92
87

Pressure (mb)

1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

304
304
305
305
305
305
305
305
303
303
303
301
301
302
302
302
301
300
300
300
301
300
301
303

Friday 7

Waning Crescent 23%

00:28

16:12

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
07 Bad
08 Bad

Sun - Rise: 05:48, Set: 20:12, Transit: 13:00. Moon - Rise: 00:28, Set: 16:12. Civil Dark: 20:45 - 05:16. Nautical Dark: 21:26 - 04:35. Astro Dark: 22:12 - 03:49

Total Clouds (% Sky Obscured)

54
34
56
62
44
57
82
93
95
98
92
100
100
100
81
91
81
81
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
17
17
26
20
22
27
18
19
15
16
18
18
18
18
18
15
20
22
23
23
26
25
32

Medium Clouds (% Sky Obscured)

12
1
2
4
6
17
29
33
35
41
39
39
38
37
42
42
39
42
42
44
73
94
96
87

High Clouds (% Sky Obscured)

17
8
32
36
13
9
19
18
44
71
91
99
99
100
69
81
61
62
99
99
100
100
100
100

ISS Passover

Visibility (miles)

9
9
6
5
5
6
7
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

29
35
43
37
39
31
32
21
34
44
16
27
18
55
42
42
39
65
84
95
95
95
95
95

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
26
27
27
28
29
29
29
29
28
27
25
24
23
22
22
22
21
21
21
21
21
21
21

Feels Like (°C)

28
30
32
31
31
32
32
32
32
31
30
30
27
25
25
25
24
25
25
23
23
22
23
23

Dew Point (°C)

21
21
22
22
22
22
21
22
22
23
24
23
22
22
21
20
20
19
19
19
19
19
20
20

Relative Humidity (%)

83
76
74
71
67
64
63
67
65
76
84
86
89
91
91
89
88
88
88
89
89
91
92
91

Pressure (mb)

1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1015
1015
1016
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

303
302
303
304
305
304
304
305
306
310
313
315
320
325
328
325
318
317
314
315
314
312
314
314

Saturday 8

Waning Crescent 23%

01:29

17:24

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 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:49, Set: 20:10, Transit: 12:59. Moon - Rise: 01:29, Set: 17:24. Civil Dark: 20:43 - 05:17. Nautical Dark: 21:24 - 04:36. Astro Dark: 22:10 - 03:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
89
53
34
15
0
10
21
31
32
34
35
31
28
24
41
58
75
69

Low Clouds (% Sky Obscured)

25
92
84
40
45
65
72
20
16
5
0
2
4
6
8
8
9
6
5
4
3
1
0
2

Medium Clouds (% Sky Obscured)

86
81
85
83
90
75
69
23
15
7
0
0
0
0
4
8
12
8
4
0
5
9
14
17

High Clouds (% Sky Obscured)

100
100
100
100
100
75
53
1
0
0
0
6
11
17
11
5
1
8
17
24
41
58
71
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
4
5
6
5
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
88
95
73
60
50
40
36
30
17
13
7
0
0
0
0
0

Precipitation Amount (mm)

1
0.3
0.5
0.8
1.2
1.5
1.9
1.6
0.8
0.9
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
25
26
27
27
28
28
28
30
30
28
27
27
27
26
26
25
25
23
23
23
23
23
23

Dew Point (°C)

20
20
21
21
20
20
21
22
23
22
22
22
21
21
20
20
19
19
19
19
18
19
20
21

Relative Humidity (%)

88
84
88
87
80
74
79
86
83
84
88
91
92
94
95
93
92
92
92
93
93
92
89
89

Pressure (mb)

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

Ozone (du)

316
315
315
315
317
316
317
317
316
316
319
320
319
319
318
316
315
313
313
313
313
314
315
316

Sunday 9

Waning Crescent 14%

02:43

18:23

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
07 Bad
08 Bad

Sun - Rise: 05:51, Set: 20:09, Transit: 12:59. Moon - Rise: 02:43, Set: 18:23. Civil Dark: 20:41 - 05:18. Nautical Dark: 21:22 - 04:38. Astro Dark: 22:07 - 03:53

Total Clouds (% Sky Obscured)

63
58
72
86
100
100
99
99
97
96
96
72
51
30
47
68
92
88
84
81
84
88
92
93

Low Clouds (% Sky Obscured)

3
5
3
2
2
4
8
11
13
14
15
11
6
2
16
31
45
57
70
81
84
88
92
86

Medium Clouds (% Sky Obscured)

19
22
25
28
30
42
51
69
70
69
69
54
39
28
21
20
12
11
8
5
5
5
6
4

High Clouds (% Sky Obscured)

27
7
38
69
99
97
95
93
78
75
69
65
51
30
47
64
81
64
47
30
40
58
71
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7
9
7
5
3
5
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

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

Precipitation Probability (%)

0
0
0
0
1
7
11
13
20
25
32
57
78
95
95
95
83
80
78
78
74
69
63
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.8
0.8
0.7
0.4
0.3
0.2
0.2
0.2
0.2
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
26
27
28
30
31
30
30
29
28
26
25
24
23
22
22
22
22
22
22
22
22
22
23

Feels Like (°C)

25
25
25
27
28
29
35
33
31
32
32
31
25
26
26
26
25
24
24
24
23
24
24
23

Dew Point (°C)

20
19
18
19
19
19
20
21
21
21
21
20
21
21
21
21
21
21
21
21
21
21
21
22

Relative Humidity (%)

78
67
58
55
51
49
53
58
62
67
71
77
83
87
92
92
92
92
92
94
94
92
94
94

Pressure (mb)

1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

315
315
314
314
314
314
313
313
312
312
312
312
312
312
312
312
312
312
313
313
313
314
316
317

Monday 10

Waning Crescent 6%

04:06

19:09

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: 05:52, Set: 20:07, Transit: 12:59. Moon - Rise: 04:06, Set: 19:09. Civil Dark: 20:40 - 05:20. Nautical Dark: 21:20 - 04:40. Astro Dark: 22:05 - 03:55

Total Clouds (% Sky Obscured)

95
99
100
100
100
100
100
98
98
98
99
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

79
71
57
43
28
24
22
21
17
10
3
18
29
43
59
78
98

Medium Clouds (% Sky Obscured)

2
0
0
0
0
1
3
9
23
31
42
56
68
79
83
88
92

High Clouds (% Sky Obscured)

85
99
100
98
95
94
92
92
94
96
99
98
99
97
97
95
92

ISS Passover

Visibility (miles)

9
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

Precipitation Type

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 (%)

47
39
42
42
40
38
35
29
25
20
8
32
48
63
68
69
66

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
25
26
26
27
27
27
27
26
25
23
23
22
22
21
21

Feels Like (°C)

25
25
26
26
27
27
29
29
28
28
28
28
22
22
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

89
87
83
78
71
66
67
67
67
71
76
80
78
75
74
74
74

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

318
319
320
319
319
318
317
317
316
315
315
314
314
314
313
313
314

Forecast for Hemmingford, Montérégie, Canada (45.05,-73.58)

Generated: 04/08/26 09:04:30. Forecast: 04/08/26 to 10/08/26. Timezone: UTC-4.00