Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Crescent 33%

00:32

16:00

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

Sun - Rise: 05:41, Set: 20:45, Transit: 13:13. Moon - Rise: 00:32, Set: 16:00. Civil Dark: 21:20 - 05:07. Nautical Dark: 22:05 - 04:22. Astro Dark: 22:59 - 03:29

Total Clouds (% Sky Obscured)

16
14
9
7
61
52
53
91
16
31
95
78
66
27
55
66
95
100
90
100
88
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
6
0
4
0
0
0
28
14
30
24
2
3
3
39
57
58
79
82
100
90

High Clouds (% Sky Obscured)

0
0
0
0
35
33
33
62
16
18
62
40
31
6
30
53
82
100
62
100
58
78
99
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
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
27

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
17
15
15
15
14
14
14
13
13
13
16
19
21
22
23
23
24
24
25
25
26
24

Feels Like (°C)

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

Dew Point (°C)

9
10
10
10
10
9
9
8
8
8
8
8
10
11
12
12
12
11
10
11
11
11
10
11

Relative Humidity (%)

49
56
65
69
70
68
68
68
67
68
68
71
68
61
58
53
50
46
43
42
43
41
36
43

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1016
1016
1015
1014
1014
1013

Ozone (du)

324
323
321
321
322
321
319
317
316
315
315
316
316
315
314
312
314
316
317
317
315
313
311
312

Saturday 19

Waning Crescent 23%

01:05

17:21

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 Bad

Sun - Rise: 05:42, Set: 20:45, Transit: 13:13. Moon - Rise: 01:05, Set: 17:21. Civil Dark: 21:19 - 05:08. Nautical Dark: 22:04 - 04:24. Astro Dark: 22:57 - 03:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
100
100
99
98
96
93
77
88
83
57
73
62
57
52
38
84

Low Clouds (% Sky Obscured)

0
0
0
0
0
60
62
70
65
91
85
89
88
88
72
88
83
49
58
46
50
46
36
42

Medium Clouds (% Sky Obscured)

100
100
100
93
87
99
87
95
84
95
81
74
39
49
26
9
7
0
28
32
24
21
11
26

High Clouds (% Sky Obscured)

100
99
100
100
100
100
95
93
58
39
83
3
55
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
1
2
3
9
9
9
3
9
9
9
9
7
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
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
10
20
32
39
95
95
95
86
95
95
47
32
17
14
29
32
25
9
3
4
4
1
0

Precipitation Amount (mm)

0
0
0
0
0
1.3
3.8
2.1
0.6
0.8
1.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
21
20
19
19
19
15
17
18
19
18
18
19
19
21
23
24
25
25
27
27
27
27
28

Dew Point (°C)

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

Relative Humidity (%)

45
51
51
50
56
60
86
98
98
98
96
98
98
96
92
80
72
63
53
40
35
31
31
33

Pressure (mb)

1013
1013
1013
1012
1012
1012
1012
1011
1011
1010
1010
1010
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009

Ozone (du)

311
310
308
308
306
305
304
306
306
307
312
318
318
321
321
321
321
322
323
322
323
322
323
322

Sunday 20

Waning Crescent 13%

01:47

18:35

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

Sun - Rise: 05:43, Set: 20:44, Transit: 13:13. Moon - Rise: 01:47, Set: 18:35. Civil Dark: 21:18 - 05:09. Nautical Dark: 22:02 - 04:25. Astro Dark: 22:55 - 03:33

Total Clouds (% Sky Obscured)

84
72
72
76
54
21
0
0
0
0
0
0
0
0
19
36
63
88
81
80
76
57
59
48

Low Clouds (% Sky Obscured)

39
45
58
57
1
0
0
0
0
0
0
0
0
0
19
32
56
45
29
29
28
24
17
8

Medium Clouds (% Sky Obscured)

20
15
18
26
32
14
0
0
0
0
0
0
0
0
0
0
0
57
52
45
39
36
37
38

High 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

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 (%)

2
3
0
0
0
0
0
0
0
0
0
3
0
0
0
0
1
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)

8
8
10
10
9
8
8
6
6
6
6
6
6
7
7
8
8
8
8
8
9
8
8
9

Chance of Frost

Temperature (°C)

25
23
21
20
18
17
16
14
13
13
12
12
13
15
16
18
19
20
21
21
21
21
22
21

Feels Like (°C)

22
21
18
18
17
16
16
15
14
13
12
12
12
14
16
17
16
16
18
18
17
18
20
18

Dew Point (°C)

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

Relative Humidity (%)

44
50
55
62
69
75
79
84
86
86
84
86
80
67
59
49
41
39
35
33
35
36
35
35

Pressure (mb)

1009
1010
1011
1012
1013
1014
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

322
322
323
325
325
324
325
324
324
323
323
323
326
327
331
332
333
333
337
342
347
346
340
340

Monday 21

Waning Crescent 6%

02:43

No Set

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

Sun - Rise: 05:44, Set: 20:43, Transit: 13:13. Moon - Rise: 02:43, Set: No Set. Civil Dark: 21:17 - 05:10. Nautical Dark: 22:01 - 04:26. Astro Dark: 22:53 - 03:35

Total Clouds (% Sky Obscured)

50
42
38
33
25
11
1
0
0
2
5
3
7
14
23
46
62
87
92
85
42
30
75
31

Low Clouds (% Sky Obscured)

1
5
11
16
11
5
0
0
0
0
0
0
0
0
0
0
2
4
6
4
2
0
0
0

Medium Clouds (% Sky Obscured)

39
34
31
25
18
9
0
0
0
0
0
0
0
9
18
22
34
40
53
78
34
22
18
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
3
2
4
3
2
6
6
5
9
6
3
4
32
21

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

Chance of Frost

Temperature (°C)

20
19
16
15
14
13
12
12
11
11
10
11
12
15
18
20
21
22
22
22
22
22
22
21

Feels Like (°C)

19
17
15
14
13
12
12
11
11
11
11
11
12
15
18
21
21
21
19
19
19
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

39
47
55
60
64
66
69
72
75
77
78
80
72
60
51
46
41
41
43
44
44
44
46
51

Pressure (mb)

1018
1018
1019
1020
1020
1020
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

341
342
342
341
340
341
341
342
340
335
332
330
325
322
321
319
318
318
316
316
317
317
316
316

Tuesday 22

Waning Crescent 2%

03:51

19:38

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

Sun - Rise: 05:45, Set: 20:42, Transit: 13:13. Moon - Rise: 03:51, Set: 19:38. Civil Dark: 21:16 - 05:11. Nautical Dark: 22:00 - 04:28. Astro Dark: 22:52 - 03:36

Total Clouds (% Sky Obscured)

28
30
80
79
84
83
72
84
75
69
34
36
71
80
90
96
82
66
42
49
61
68
78
89

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)

14
16
21
21
26
31
36
33
23
15
16
18
17
23
32
44
38
28
21
41
59
65
48
50

High Clouds (% Sky Obscured)

24
17
47
45
56
54
36
71
71
65
7
13
71
80
90
96
82
66
42
45
47
49
57
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)

5
4
4
3
3
3
3
3
4
4
4
4
4
5
6
7
9
9
10
10
9
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
62
68
66
59
55
57
64
71
74
79
82
77
69
66
62
59
55
51
47
52
59
64
63

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

315
314
312
310
308
305
305
304
304
304
304
303
303
302
302
302
301
301
301
301
300
299
298
299

Wednesday 23

Waning Crescent 0%

05:07

20:27

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:46, Set: 20:41, Transit: 13:13. Moon - Rise: 05:07, Set: 20:27. Civil Dark: 21:15 - 05:12. Nautical Dark: 21:59 - 04:29. Astro Dark: 22:50 - 03:38

Total Clouds (% Sky Obscured)

100
100
100
100
98
97
95
95
96
96
97
99
100
100
100
100
81
62
45
36
26
17
27
27

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
4
24
41
48
45
40
30
33
36
43
51
40
23
14
8
6
6
3

Medium Clouds (% Sky Obscured)

53
50
46
42
41
40
38
46
54
65
77
88
100
80
61
41
43
46
45
31
16
0
0
1

High Clouds (% Sky Obscured)

70
62
61
53
74
83
91
93
93
94
96
99
100
100
100
100
81
62
45
36
26
17
22
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
5
3
5
7
9
9
9
9
9
9
9
7
6
4
6

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

Precipitation Probability (%)

0
0
0
0
0
0
0
20
32
47
75
90
95
95
95
95
88
66
42
52
62
72
67
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.8
0.8
0.8
0.7
0.4
0.2
0
0
0.3
0.4
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
21
23
22
23
22
23
23
22
22
23
22
22
22
22
23
23
23
25
26
29
30
31
32

Dew Point (°C)

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

Relative Humidity (%)

63
62
65
70
73
74
78
79
83
85
89
88
87
87
79
73
69
72
76
80
80
80
79
81

Pressure (mb)

1018
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1011
1010
1010
1009
1009
1009

Ozone (du)

299
299
299
299
299
298
298
297
297
298
298
298
298
299
299
299
299
300
301
302
304
306
308
308

Thursday 24

New Moon 1%

06:25

21:04

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

Sun - Rise: 05:47, Set: 20:40, Transit: 13:13. Moon - Rise: 06:25, Set: 21:04. Civil Dark: 21:14 - 05:14. Nautical Dark: 21:57 - 04:31. Astro Dark: 22:48 - 03:40

Total Clouds (% Sky Obscured)

30
53
66
77
71
65
58
47
42
34
49
62
75
75
70
40
7
24
40

Low Clouds (% Sky Obscured)

3
8
16
24
17
11
4
17
26
28
32
35
38
42
53
40
7
24
40

Medium Clouds (% Sky Obscured)

1
24
48
72
62
54
46
33
15
0
5
10
17
23
33
26
7
24
25

High Clouds (% Sky Obscured)

4
17
31
45
30
16
4
6
7
3
12
21
30
30
30
30
7
24
40

ISS Passover

Visibility (miles)

7
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

48
36
24
10
19
18
11
10
7
0
34
46
46
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.1
1.7
1.1
0.7
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

32
33
28
28
28
27
26
26
21
21
22
21
21
21
25
25
26
27
27

Dew Point (°C)

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

Relative Humidity (%)

83
84
87
88
91
91
92
93
93
93
95
91
86
83
72
63
55
53
52

Pressure (mb)

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

Ozone (du)

307
306
306
306
306
307
308
309
311
312
313
317
321
324
323
323
322
322
322

Forecast for Yarker, Lennox and Addington County, Canada (44.37,-76.77)

Generated: 18/07/25 19:28:22. Forecast: 18/07/25 to 24/07/25. Timezone: UTC-4.00