Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

First Quarter 51%

15:37

22:48

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

Sun - Rise: 06:38, Set: 18:58, Transit: 12:47. Moon - Rise: 15:37, Set: 22:48. Civil Dark: 19:27 - 06:09. Nautical Dark: 20:02 - 05:35. Astro Dark: 20:38 - 04:59

Total Clouds (% Sky Obscured)

3
8
15
20
100
100
47
5
29
20
54
51
91
70
36
20
19
25
39
36
17
4
28
40

Low Clouds (% Sky Obscured)

1
0
10
3
9
13
0
0
3
14
23
28
21
5
10
12
12
21
20
15
1
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)

3
3
15
20
100
100
47
5
29
10
54
51
90
58
21
3
5
7
33
25
17
4
28
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 (%)

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

Chance of Frost

Temperature (°C)

17
14
12
11
9
8
7
6
5
5
4
4
4
4
6
9
11
12
13
14
15
15
15
15

Feels Like (°C)

14
12
10
8
6
4
5
6
5
4
4
4
3
2
4
8
10
12
12
13
14
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

49
52
57
58
56
56
68
75
76
76
77
79
80
82
70
63
58
55
50
48
47
46
47
50

Pressure (mb)

1021
1021
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1025
1024
1024
1023
1022
1022

Ozone (du)

301
300
298
296
296
297
298
300
299
299
299
300
300
299
301
300
299
298
298
298
295
294
292
293

Saturday 19

Waxing Gibbous 61%

16:15

23:46

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

Sun - Rise: 06:40, Set: 18:56, Transit: 12:47. Moon - Rise: 16:15, Set: 23:46. Civil Dark: 19:25 - 06:10. Nautical Dark: 20:00 - 05:36. Astro Dark: 20:36 - 05:00

Total Clouds (% Sky Obscured)

13
21
42
42
74
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
95
91
88
88

Low Clouds (% Sky Obscured)

0
0
9
0
0
0
0
0
24
51
55
55
54
90
70
45
39
91
90
99
87
71
75
77

Medium Clouds (% Sky Obscured)

0
0
3
0
3
62
73
93
90
99
94
100
99
100
97
99
100
100
100
92
62
75
65
3

High Clouds (% Sky Obscured)

13
21
41
42
74
93
92
100
100
100
100
100
100
99
100
60
45
40
16
1
0
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
4
3
3
5
9

Fog (%)

0
0
0
0
0
0
0
1
3
7
7
4
2
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
11
25
95
95
90
77
89
95
83
58
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0.8
0.4
0.3
0.7
0.9
0.7
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
11
10
9
9
7
5
5
5
4
5
5
5
7
9
10
10
11
12
11
12
13
13
13

Dew Point (°C)

6
6
5
5
6
5
4
4
3
3
3
3
4
4
5
5
5
5
9
11
13
13
14
13

Relative Humidity (%)

61
72
76
78
84
82
81
81
74
71
71
68
70
69
65
58
59
55
76
93
96
96
98
96

Pressure (mb)

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

Ozone (du)

291
288
287
288
288
290
291
291
292
293
293
292
291
292
292
291
290
288
288
289
287
286
287
287

Sunday 20

Waxing Gibbous 70%

16:46

00:50

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

Sun - Rise: 06:41, Set: 18:54, Transit: 12:47. Moon - Rise: 16:46, Set: 00:50. Civil Dark: 19:24 - 06:12. Nautical Dark: 19:58 - 05:37. Astro Dark: 20:34 - 05:02

Total Clouds (% Sky Obscured)

86
63
90
40
48
43
39
32
34
78
72
52
65
56
64
78
73
65
67
76
75
74
72
82

Low Clouds (% Sky Obscured)

78
59
54
40
48
43
39
32
34
78
56
37
49
41
40
66
61
53
55
65
61
56
51
53

Medium Clouds (% Sky Obscured)

0
11
7
12
24
20
23
19
19
15
8
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
45
5
4
2
0
0
0
3
0
2
7
9
20
20
20
20
24
21
27
28
34
50

ISS Passover

Visibility (miles)

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

7
7
1
0
2
9
14
4
1
0
0
0
2
2
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
3
3
4
4
6
7
6
5
5
5
6
6
7
8
8
7
7
7
7
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
11
9
9
8
7
7
8
8
6
6
4
3
4
5
6
7
8
9
10
10
10
10

Dew Point (°C)

13
12
10
9
8
8
8
8
8
8
7
7
6
5
5
5
4
2
2
1
1
1
1
2

Relative Humidity (%)

98
96
95
96
95
98
96
93
96
96
96
94
94
93
87
77
67
56
50
46
43
42
43
46

Pressure (mb)

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

Ozone (du)

287
288
287
288
289
289
290
290
290
291
291
292
292
293
294
294
293
293
293
293
293
293
294
297

Monday 21

Waxing Gibbous 79%

17:11

01:57

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 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK

Sun - Rise: 06:42, Set: 18:52, Transit: 12:46. Moon - Rise: 17:11, Set: 01:57. Civil Dark: 19:22 - 06:13. Nautical Dark: 19:56 - 05:38. Astro Dark: 20:31 - 05:03

Total Clouds (% Sky Obscured)

88
62
81
96
99
90
81
70
76
82
90
76
62
47
41
34
22
27
35
41
40
43
42
28

Low Clouds (% Sky Obscured)

54
55
60
64
69
63
61
52
53
51
47
41
35
28
20
11
3
13
24
35
34
33
32
21

Medium Clouds (% Sky Obscured)

2
2
34
35
85
74
46
33
34
52
74
57
33
12
20
9
3
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

70
62
75
80
73
57
42
25
25
25
25
30
35
30
30
24
22
15
15
14
15
15
20
16

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

Chance of Frost

Temperature (°C)

12
10
8
7
6
5
4
4
3
3
3
4
4
4
5
7
10
12
13
14
15
15
15
15

Feels Like (°C)

9
7
6
4
4
2
1
1
0
1
1
1
1
1
2
4
7
8
10
11
12
12
11
13

Dew Point (°C)

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

Relative Humidity (%)

59
66
73
75
74
72
72
76
76
72
71
72
72
75
70
64
59
55
49
47
44
43
42
49

Pressure (mb)

1025
1026
1026
1027
1028
1028
1028
1028
1029
1029
1030
1030
1030
1031
1031
1032
1032
1032
1032
1032
1032
1031
1031
1031

Ozone (du)

297
299
298
298
297
295
294
294
293
292
293
294
294
295
296
296
295
295
295
295
295
296
296
297

Tuesday 22

Waxing Gibbous 86%

17:33

03:07

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

Sun - Rise: 06:43, Set: 18:50, Transit: 12:46. Moon - Rise: 17:33, Set: 03:07. Civil Dark: 19:20 - 06:14. Nautical Dark: 19:54 - 05:40. Astro Dark: 20:29 - 05:04

Total Clouds (% Sky Obscured)

24
0
0
0
0
0
0
0
0
0
1
9
18
27
18
9
0
1
7
16
25
27
24
16

Low Clouds (% Sky Obscured)

11
0
0
0
0
0
0
0
0
0
0
9
18
27
18
9
0
1
2
3
10
18
24
16

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)

24
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
10
15
18
15
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
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)

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

Chance of Frost

Temperature (°C)

13
10
8
8
7
6
6
5
5
5
4
4
4
5
6
9
11
14
15
16
17
17
17
17

Feels Like (°C)

11
8
8
7
7
7
6
6
6
5
5
5
5
5
6
8
9
11
11
12
13
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

62
69
74
75
79
84
85
86
86
88
89
91
91
91
83
73
64
57
53
48
45
45
45
46

Pressure (mb)

1031
1032
1033
1033
1033
1034
1034
1034
1035
1035
1035
1035
1036
1036
1037
1037
1037
1037
1036
1036
1035
1035
1034
1034

Ozone (du)

299
300
299
298
297
296
296
295
295
296
297
297
297
297
296
296
295
295
295
296
296
294
293
291

Wednesday 23

Waxing Gibbous 93%

17:52

04:16

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

Sun - Rise: 06:44, Set: 18:49, Transit: 12:46. Moon - Rise: 17:52, Set: 04:16. Civil Dark: 19:18 - 06:15. Nautical Dark: 19:52 - 05:41. Astro Dark: 20:27 - 05:06

Total Clouds (% Sky Obscured)

8
0
1
2
3
17
33
48
60
70
79
61
41
28
45
50
49
35
44
49
43
40
41
58

Low Clouds (% Sky Obscured)

8
0
0
0
0
0
0
0
12
23
35
39
38
28
30
15
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
1
2
3
17
29
42
50
53
60
47
27
7
21
41
49
35
27
13
10
6
3
21

High Clouds (% Sky Obscured)

6
0
0
0
0
3
4
5
5
5
15
9
7
3
27
50
49
35
44
49
43
34
27
35

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

Chance of Frost

Temperature (°C)

15
12
10
9
8
8
7
7
7
6
6
5
6
6
6
9
12
15
16
17
18
18
18
18

Feels Like (°C)

16
16
16
10
9
10
9
9
9
6
5
5
4
4
4
8
9
11
11
11
12
17
16
15

Dew Point (°C)

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

Relative Humidity (%)

52
59
68
68
69
70
73
77
81
82
82
83
80
81
79
72
65
60
55
50
47
49
49
50

Pressure (mb)

1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1033
1033
1033
1032
1031
1030
1030
1029
1028
1028

Ozone (du)

291
292
292
292
292
292
291
290
289
290
290
290
290
290
290
289
289
289
289
290
290
291
292
293

Thursday 24

Waxing Gibbous 97%

No Rise

05:27

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

Sun - Rise: 06:46, Set: 18:47, Transit: 12:45. Moon - Rise: No Rise, Set: 05:27. Civil Dark: 19:16 - 06:16. Nautical Dark: 19:50 - 05:42. Astro Dark: 20:25 - 05:07

Total Clouds (% Sky Obscured)

77
90
85
80
80
51
46
41
48
56
65
61
62
61
58
57
50
75
70
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
11
16
22
15
13
15
14
15
16
9
5
0
0
0
0

Medium Clouds (% Sky Obscured)

42
66
72
74
74
51
46
41
48
40
25
30
25
20
25
40
40
40
40
45

High Clouds (% Sky Obscured)

51
50
50
40
40
10
10
10
5
0
0
0
0
5
10
20
30
27
24
32

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
14
12
11
10
9
8
7
5
5
5
5
6
7
7
10
13
15
17
18

Feels Like (°C)

15
15
15
7
8
7
7
5
4
3
3
3
3
3
4
6
8
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

56
62
68
68
69
69
70
71
72
74
74
75
72
71
70
66
62
58
54
50

Pressure (mb)

1028
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1026
1026

Ozone (du)

293
294
294
294
295
295
295
295
295
296
297
297
297
297
298
298
298
298
298
298

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

Generated: 18/09/26 18:35:19. Forecast: 18/09/26 to 24/09/26. Timezone: UTC-4.00