Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

Waxing Crescent 16%

09:17

22:31

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

Sun - Rise: 05:24, Set: 20:36, Transit: 13:00. Moon - Rise: 09:17, Set: 22:31. Civil Dark: 21:12 - 04:50. Nautical Dark: 21:58 - 04:04. Astro Dark: 22:54 - 03:08

Total Clouds (% Sky Obscured)

2
2
7
7
5
10
30
10
0
0
50
4
4
30
22
36
47
83
88
77
100
60
87
69

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
12
28
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
9
8
0
0
0
0
0
0
0
0
0
0
22
59
57
48
69
55

High Clouds (% Sky Obscured)

2
2
7
6
3
9
30
0
0
0
25
3
3
24
22
32
43
83
88
69
100
31
65
69

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
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
5
9
9
9
9
9
9
10
10
10
9
8
7
5
5
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

15
14
15
16
17
19
20
22
23
24
24
24
24
24
23
20
18
17
16
16
16
16
16
16

Feels Like (°C)

13
13
13
13
16
18
19
18
21
22
22
23
23
23
22
21
18
16
15
15
15
14
15
14

Dew Point (°C)

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

Relative Humidity (%)

66
69
69
65
57
53
49
43
42
43
43
42
45
50
56
65
59
55
56
58
62
62
67
65

Pressure (mb)

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

Ozone (du)

357
356
355
352
349
348
351
352
351
351
349
351
353
351
349
345
344
343
341
340
339
339
339
337

Saturday 18

Waxing Crescent 25%

10:31

22:50

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
03 Bad
04 Bad

Sun - Rise: 05:25, Set: 20:35, Transit: 13:00. Moon - Rise: 10:31, Set: 22:50. Civil Dark: 21:11 - 04:51. Nautical Dark: 21:56 - 04:05. Astro Dark: 22:52 - 03:10

Total Clouds (% Sky Obscured)

100
100
100
99
98
100
100
100
100
100
100
100
100
100
100
100
86
100
98
98
97
81
72
57

Low Clouds (% Sky Obscured)

0
5
16
16
35
0
0
11
0
55
74
83
70
77
77
86
65
100
92
92
91
59
59
55

Medium Clouds (% Sky Obscured)

100
100
98
98
59
85
62
57
97
80
62
92
89
94
69
66
0
13
28
9
4
6
0
0

High Clouds (% Sky Obscured)

100
67
62
64
61
97
100
100
100
84
100
100
94
100
100
100
66
60
60
65
70
13
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
3
3
0
0
5
2
5
8
0
7
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Heavy Rain
Moderate Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

11
42
45
37
45
84
54
56
30
49
86
95
95
95
95
95
69
80
76
56
39
14
22
7

Precipitation Amount (mm)

0
0
0
0
0
0.5
0
0
0
0
0.3
0.9
1.1
11.4
2.5
0.7
0.2
0.5
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
5
6
8
10
9
7
5
6
6
7
5
5
6
5
7
9
10
11
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
13
13
13
15
15
16
18
21
24
25
23
22
22
23
23
23
21
21
19
16
15
14
13

Dew Point (°C)

9
9
8
9
10
11
11
9
8
15
17
21
21
21
21
21
21
20
20
18
17
16
16
15

Relative Humidity (%)

64
61
58
62
61
62
63
49
45
60
64
88
94
95
98
100
100
98
98
96
98
96
95
93

Pressure (mb)

1013
1013
1012
1012
1010
1009
1008
1007
1005
1003
1002
1001
1000
999
999
999
999
999
999
999
1000
1001
1002
1003

Ozone (du)

335
332
331
332
331
329
329
329
330
330
331
330
329
326
325
332
334
340
342
349
357
366
369
368

Sunday 19

Waxing Crescent 35%

11:42

23:08

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

Sun - Rise: 05:26, Set: 20:34, Transit: 13:00. Moon - Rise: 11:42, Set: 23:08. Civil Dark: 21:10 - 04:52. Nautical Dark: 21:55 - 04:07. Astro Dark: 22:51 - 03:12

Total Clouds (% Sky Obscured)

54
31
55
56
74
77
84
56
16
4
4
81
11
6
15
21
18
21
7
17
7
27
41
54

Low Clouds (% Sky Obscured)

42
31
55
56
50
30
27
29
16
4
4
5
11
6
15
21
18
21
0
0
7
5
2
0

Medium Clouds (% Sky Obscured)

0
0
0
2
0
0
0
0
0
0
0
3
3
0
0
0
0
0
0
0
0
5
11
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
1
2
79
4
0
0
0
0
3
7
17
2
21
30
40

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 (%)

6
1
7
12
20
7
8
4
1
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)

13
12
13
14
14
14
14
13
14
15
15
15
14
13
10
8
6
5
5
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
14
14
14
15
16
18
19
20
20
21
20
21
21
20
18
16
16
15
15
15
14
14

Dew Point (°C)

14
14
14
14
13
13
14
14
12
11
12
13
13
13
14
14
13
12
11
10
11
10
10
10

Relative Humidity (%)

93
92
90
86
78
76
70
68
53
48
49
51
53
54
62
69
72
74
73
74
79
76
76
74

Pressure (mb)

1004
1005
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1011
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

369
370
372
373
380
380
379
378
381
382
381
375
373
369
368
366
361
358
355
353
353
350
350
348

Monday 20

Waxing Crescent 45%

12:51

23:27

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

Sun - Rise: 05:27, Set: 20:33, Transit: 13:00. Moon - Rise: 12:51, Set: 23:27. Civil Dark: 21:09 - 04:53. Nautical Dark: 21:54 - 04:08. Astro Dark: 22:49 - 03:14

Total Clouds (% Sky Obscured)

69
70
70
61
48
37
44
53
62
28
44
39
17
16
30
39
47
52
65
71
93
65
67
92

Low Clouds (% Sky Obscured)

0
0
0
8
16
23
23
23
22
17
11
5
3
2
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
15
16
14
9
5
10
13
62
12
44
39
16
16
4
6
10
35
43
35
73
37
34
64

High Clouds (% Sky Obscured)

61
62
64
58
43
37
31
31
45
2
44
20
8
1
30
39
47
52
64
57
78
38
35
39

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
1
3
4
3
2
0
0
0
0
0
0
0
0
0
0
1
1
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
3
4
5
6
7
9
9
9
9
6
5
3
4
3
4
5
6
7
7
8

Chance of Frost

Temperature (°C)

14
15
17
18
20
22
24
25
26
27
27
27
27
26
25
24
22
21
19
19
19
19
19
19

Feels Like (°C)

13
13
16
17
20
21
24
25
25
25
27
26
26
28
28
24
22
21
19
19
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

74
72
72
63
59
55
51
48
48
50
50
53
52
56
66
69
69
74
75
75
76
75
71
68

Pressure (mb)

1013
1014
1014
1014
1015
1014
1014
1014
1013
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009

Ozone (du)

345
344
344
343
343
342
341
342
343
344
345
345
347
347
345
346
345
345
344
344
343
342
343
342

Tuesday 21

First Quarter 55%

14:00

23:48

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
03 Bad
04 Bad

Sun - Rise: 05:28, Set: 20:33, Transit: 13:00. Moon - Rise: 14:00, Set: 23:48. Civil Dark: 21:08 - 04:54. Nautical Dark: 21:53 - 04:09. Astro Dark: 22:47 - 03:16

Total Clouds (% Sky Obscured)

92
86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
97
94
91

Low Clouds (% Sky Obscured)

0
0
0
5
9
13
27
45
57
61
65
70
72
76
78
78
79
79
82
84
86
84
82
80

Medium Clouds (% Sky Obscured)

26
13
32
18
41
79
86
93
100
100
100
100
80
71
67
76
84
90
93
94
93
82
71
61

High Clouds (% Sky Obscured)

85
73
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
82
71
74
82
79

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
8
10
14
28
61
65
60
52
84
95
95
95
95
95
95
94
79
94
95
95
95
95
86

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.3
0.2
0
0.3
0.7
1.2
1.8
2.5
3.4
0.8
0.6
0.5
0.6
0.8
1.1
0.9
0.7
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
16
16
17
18
21
21
21
20
19
19
20
19
19
19
19
19
19
19
19
19
18
18

Relative Humidity (%)

64
68
76
77
76
78
89
91
91
85
81
85
95
89
92
96
95
95
93
96
96
96
96
98

Pressure (mb)

1009
1008
1009
1008
1007
1007
1006
1006
1006
1005
1005
1004
1003
1003
1002
1002
1002
1002
1002
1001
1001
1000
1000
1001

Ozone (du)

339
337
333
333
332
329
329
329
330
334
338
335
336
336
337
335
337
338
340
339
339
338
346
353

Wednesday 22

Waxing Gibbous 65%

15:07

00:14

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

Sun - Rise: 05:29, Set: 20:32, Transit: 13:00. Moon - Rise: 15:07, Set: 00:14. Civil Dark: 21:06 - 04:55. Nautical Dark: 21:51 - 04:11. Astro Dark: 22:45 - 03:18

Total Clouds (% Sky Obscured)

84
77
70
56
41
27
34
36
39
51
63
75
78
79
44
31
32
33
42
54
56
51
38
25

Low Clouds (% Sky Obscured)

78
76
70
56
41
27
34
36
36
35
33
32
21
11
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

44
26
7
9
11
15
12
6
0
1
2
3
6
10
14
9
6
23
27
17
7
6
4
2

High Clouds (% Sky Obscured)

51
24
0
0
0
0
0
0
0
0
1
1
2
3
2
5
7
9
5
2
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
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

74
63
52
41
29
10
18
17
13
26
30
30
25
22
19
20
20
10
14
11
2
3
3
1

Precipitation Amount (mm)

0.3
0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
16
16
17
17
18
19
19
20
22
22
22
21
20
20
16
16
16
16
15
14
12
12

Dew Point (°C)

17
16
16
15
14
12
11
11
12
12
14
15
16
16
16
16
15
14
13
13
12
12
11
11

Relative Humidity (%)

98
93
89
88
74
65
56
55
54
53
60
66
73
76
78
81
83
83
85
85
84
84
84
84

Pressure (mb)

1001
1002
1003
1003
1004
1004
1005
1005
1005
1005
1006
1006
1007
1007
1008
1009
1009
1010
1011
1011
1011
1012
1012
1012

Ozone (du)

360
360
360
359
359
359
359
359
359
359
359
359
359
359
359
359
360
361
362
362
361
361
360
360

Thursday 23

Waxing Gibbous 74%

16:14

00:45

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

Sun - Rise: 05:30, Set: 20:31, Transit: 13:00. Moon - Rise: 16:14, Set: 00:45. Civil Dark: 21:05 - 04:57. Nautical Dark: 21:50 - 04:12. Astro Dark: 22:43 - 03:20

Total Clouds (% Sky Obscured)

26
26
25
36
46
53
29
27
27
48
75
96
65
36
4
30
48
47
35
34
39

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
8
16
24
22
20
17
12
6
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
1
1
3
4
5
4
4
3
2
1
1
1
1
0
12
21
25
22
21
22

High Clouds (% Sky Obscured)

0
1
1
1
1
2
2
2
1
32
67
96
65
36
4
30
48
47
35
27
12

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

Fog (%)

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

Precipitation Probability (%)

2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
15
16
18
19
21
23
24
24
25
25
25
25
24
23
21
20
18
17
17
16

Feels Like (°C)

12
13
13
14
18
19
20
20
20
20
25
24
24
25
25
25
21
21
21
20
20

Dew Point (°C)

11
11
12
13
13
14
15
15
15
15
16
16
16
16
17
16
15
13
12
12
12

Relative Humidity (%)

83
79
77
73
68
64
59
57
56
53
54
54
54
60
67
74
74
72
72
73
73

Pressure (mb)

1013
1013
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1015
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

360
358
357
355
355
355
355
355
356
356
356
357
357
356
356
355
356
356
356
355
354

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

Generated: 17/07/26 05:02:33. Forecast: 17/07/26 to 23/07/26. Timezone: UTC-4.00