Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 12

Waning Crescent 1%

04:16

20:04

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

Sun - Rise: 05:45, Set: 21:03, Transit: 13:23. Moon - Rise: 04:16, Set: 20:04. Civil Dark: 21:39 - 05:09. Nautical Dark: 22:26 - 04:22. Astro Dark: 23:25 - 03:24

Total Clouds (% Sky Obscured)

30
28
5
49
30
0
2
4
40
45
7
48
48
64
98
99
67
32
35
36
11
19
30
39

Low Clouds (% Sky Obscured)

18
10
0
0
0
0
0
0
0
0
0
44
44
0
0
35
47
19
35
34
11
19
30
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
1
0
2
1
48
29
29
45
70
40
32
35
36
9
19
27
32

High Clouds (% Sky Obscured)

11
6
5
34
30
0
0
2
35
39
5
12
14
45
96
98
52
0
0
0
0
0
1
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
45
15
1
0
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
5
6
6
4
3
3
2
4
4
4
4
3
4
5
5
5
6
7
8
7
8
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

28
27
27
25
24
20
21
19
18
16
17
19
19
20
20
19
20
21
23
25
27
29
29
29

Dew Point (°C)

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

Relative Humidity (%)

32
32
33
45
61
62
61
62
63
67
71
79
86
89
90
80
72
60
52
51
53
49
49
51

Pressure (mb)

1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017

Ozone (du)

334
333
332
331
331
338
338
334
328
324
322
321
327
324
325
327
329
329
330
331
330
328
325
323

Monday 13

Waning Crescent 0%

05:37

20:59

16 Bad
17 Bad
18 Bad
19 Bad
20 Good
21 Bad
22 OK
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 OK
15 Bad

Sun - Rise: 05:45, Set: 21:02, Transit: 13:24. Moon - Rise: 05:37, Set: 20:59. Civil Dark: 21:38 - 05:10. Nautical Dark: 22:25 - 04:23. Astro Dark: 23:23 - 03:25

Total Clouds (% Sky Obscured)

63
87
100
99
9
49
31
100
58
14
43
96
79
100
96
100
100
100
100
100
100
66
41
54

Low Clouds (% Sky Obscured)

14
11
15
0
0
0
0
0
0
0
0
0
7
7
21
29
34
26
17
0
0
0
0
0

Medium Clouds (% Sky Obscured)

23
23
7
1
3
6
10
0
3
9
5
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

48
78
100
99
5
49
25
100
48
11
32
95
63
100
96
99
100
100
100
100
100
66
41
54

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)

9
8
8
6
4
3
3
3
3
3
2
3
4
5
6
6
8
9
11
12
12
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

19
20
21
22
22
22
21
21
21
21
20
20
20
21
21
21
21
21
20
19
19
19
17
17

Relative Humidity (%)

55
59
64
75
82
94
95
95
96
96
96
96
98
98
96
92
84
75
68
60
57
53
47
47

Pressure (mb)

1017
1016
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012

Ozone (du)

319
318
317
317
317
316
313
309
307
305
304
302
302
303
301
301
302
302
302
301
300
299
299
300

Tuesday 14

New Moon 3%

07:01

21:40

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

Sun - Rise: 05:46, Set: 21:02, Transit: 13:24. Moon - Rise: 07:01, Set: 21:40. Civil Dark: 21:37 - 05:11. Nautical Dark: 22:24 - 04:24. Astro Dark: 23:22 - 03:27

Total Clouds (% Sky Obscured)

45
27
1
2
0
0
0
0
0
3
44
67
99
79
62
50
79
72
12
23
4
23
15
8

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)

0
0
1
1
0
0
0
0
0
2
27
63
99
51
0
0
1
5
5
13
2
14
9
6

High Clouds (% Sky Obscured)

45
17
0
1
0
0
0
0
0
0
19
17
12
34
62
50
68
55
2
0
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
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
3
3
1
0
0
0
0
0
1
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)

14
14
13
12
11
11
11
11
10
10
8
6
5
4
4
4
4
5
7
8
9
11
12
12

Chance of Frost

Temperature (°C)

29
29
29
28
27
26
25
25
24
24
23
21
20
21
20
20
21
23
25
27
28
29
29
29

Feels Like (°C)

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

Dew Point (°C)

18
18
18
18
19
18
18
18
18
18
17
17
17
16
16
16
15
13
11
8
7
8
9
8

Relative Humidity (%)

49
50
53
55
60
62
65
64
70
69
71
79
82
75
81
78
66
51
41
31
26
27
28
28

Pressure (mb)

1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012
1012

Ozone (du)

302
303
304
304
304
303
302
301
300
299
302
305
306
308
311
317
322
325
326
327
328
330
331
333

Wednesday 15

Waxing Crescent 8%

08:24

22:10

16 Good
17 Good
18 OK
19 OK
20 Good
21 Good
22 Good
23 OK
00 OK
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 OK
14 OK
15 OK

Sun - Rise: 05:47, Set: 21:01, Transit: 13:24. Moon - Rise: 08:24, Set: 22:10. Civil Dark: 21:37 - 05:12. Nautical Dark: 22:23 - 04:26. Astro Dark: 23:20 - 03:29

Total Clouds (% Sky Obscured)

0
9
16
25
15
7
1
20
47
76
75
75
77
76
93
65
65
60
60
54
44
32
35
42

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
0
0
18
40
55
39
28
0
0
0
0
0
0
1
4
7

Medium Clouds (% Sky Obscured)

0
5
10
11
7
3
0
0
0
0
0
0
2
0
1
0
15
30
45
41
40
32
35
42

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
20
47
76
75
75
77
76
85
65
65
60
60
42
21
15
26
34

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
2
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
13
11
9
8
7
6
6
5
4
4
4
2
1
4
3
5
6
8
10
10
10
11
10

Chance of Frost

Temperature (°C)

28
28
27
25
24
22
21
20
20
18
18
17
15
15
15
17
18
20
21
23
24
24
25
25

Feels Like (°C)

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

Dew Point (°C)

8
9
10
13
14
13
12
11
12
13
13
11
12
12
13
13
11
9
9
6
5
7
7
6

Relative Humidity (%)

28
30
35
45
53
54
53
54
58
72
74
68
78
84
85
79
63
49
44
33
29
32
31
30

Pressure (mb)

1012
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

334
336
338
340
342
342
342
343
345
347
347
347
350
354
356
356
361
364
362
360
361
368
365
365

Thursday 16

Waxing Crescent 7%

09:42

22:35

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

Sun - Rise: 05:48, Set: 21:00, Transit: 13:24. Moon - Rise: 09:42, Set: 22:35. Civil Dark: 21:36 - 05:13. Nautical Dark: 22:22 - 04:27. Astro Dark: 23:18 - 03:31

Total Clouds (% Sky Obscured)

54
97
98
93
46
52
48
69
74
34
76
37
42
45
47
60
70
75
70
75
85
85
80
76

Low Clouds (% Sky Obscured)

21
57
55
36
2
2
2
2
0
0
0
0
0
0
0
0
6
12
15
13
20
28
27
25

Medium Clouds (% Sky Obscured)

54
69
67
66
46
52
48
69
51
34
49
37
42
45
47
59
61
58
55
54
53
57
60
53

High Clouds (% Sky Obscured)

45
35
25
15
25
31
40
33
59
15
57
13
12
18
24
35
35
35
35
60
70
70
70
76

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
1
0
3
4
2
24
32
37
44
51
56
60
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
8
10
11
10
10
10
11
11
11
12
12
12
12
13
12
10
8
6
3
3
2
2
3

Relative Humidity (%)

30
35
43
48
49
54
57
67
72
74
79
78
79
84
87
79
61
50
41
33
30
28
26
28

Pressure (mb)

1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1017
1017
1017
1016
1016
1015

Ozone (du)

366
364
362
359
360
373
381
385
380
377
373
376
372
371
369
369
370
371
371
372
369
367
364
362

Friday 17

Waxing Crescent 16%

10:56

22:55

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

Sun - Rise: 05:49, Set: 20:59, Transit: 13:24. Moon - Rise: 10:56, Set: 22:55. Civil Dark: 21:35 - 05:14. Nautical Dark: 22:21 - 04:28. Astro Dark: 23:17 - 03:33

Total Clouds (% Sky Obscured)

77
89
91
96
97
99
100
98
96
94
94
93
86
80
86
93
91
93
96
91
81
80
82
86

Low Clouds (% Sky Obscured)

35
43
52
59
61
64
66
69
71
74
81
89
86
80
86
89
84
78
73
65
58
47
49
53

Medium Clouds (% Sky Obscured)

55
63
57
51
46
31
13
10
14
21
16
11
6
8
12
11
15
15
17
16
15
9
17
23

High Clouds (% Sky Obscured)

77
89
91
96
97
99
100
98
95
92
90
84
52
71
83
89
79
72
69
66
63
60
50
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

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

Precipitation Probability (%)

52
68
79
89
95
95
95
95
95
95
95
89
28
37
29
2
12
16
19
29
36
37
39
38

Precipitation Amount (mm)

0.2
0.4
0.5
0.7
1.2
1.7
2.3
2
2
2.2
1.4
0.5
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
6
8
10
12
13
13
13
14
13
13
14
14
15
15
15
15
14
12
10
10
10
10
11

Relative Humidity (%)

30
33
40
47
56
62
69
74
77
77
79
81
82
85
80
77
72
62
52
44
42
41
40
44

Pressure (mb)

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

Ozone (du)

361
359
359
358
358
358
357
357
357
356
356
357
358
359
357
355
353
349
346
342
342
341
341
340

Saturday 18

Waxing Crescent 25%

12:07

23:14

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:50, Set: 20:59, Transit: 13:24. Moon - Rise: 12:07, Set: 23:14. Civil Dark: 21:34 - 05:15. Nautical Dark: 22:19 - 04:30. Astro Dark: 23:15 - 03:35

Total Clouds (% Sky Obscured)

89
89
88
87
84
78
71
71
71
71
76
81
85
85
86
87
91
95
98
98
97
95

Low Clouds (% Sky Obscured)

54
56
57
59
61
63
66
66
66
60
65
76
85
85
80
75
83
88
90
75
59
44

Medium Clouds (% Sky Obscured)

40
45
43
41
27
11
0
1
2
3
22
38
41
26
28
37
50
70
86
86
86
89

High Clouds (% Sky Obscured)

35
30
5
0
0
0
5
35
50
50
50
55
55
55
50
40
40
20
10
10
5
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0

Fog (%)

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

Precipitation Probability (%)

34
40
43
42
37
32
24
23
18
7
16
17
7
11
14
16
56
78
89
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.9
1.2
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
51
59
66
75
78
84
88
89
92
93
92
92
90
89
89
88
92
95
100
100
100

Pressure (mb)

1009
1009
1009
1009
1009
1009
1010
1010
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1007
1007
1006

Ozone (du)

339
338
336
335
333
333
332
332
329
326
323
321
319
317
317
317
317
315
314
312
312
311

Forecast for Glen Echo, Canada (44.94,-79.51)

Generated: 12/07/26 16:18:41. Forecast: 12/07/26 to 18/07/26. Timezone: UTC-4.00