Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 94%

19:27

03:33

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

Sun - Rise: 05:59, Set: 20:51, Transit: 13:24. Moon - Rise: 19:27, Set: 03:33. Civil Dark: 21:25 - 05:25. Nautical Dark: 22:09 - 04:41. Astro Dark: 23:00 - 03:50

Total Clouds (% Sky Obscured)

44
48
68
60
14
30
10
49
41
52
51
60
55
62
34
48
45
50
25
38
38
65
100
99

Low Clouds (% Sky Obscured)

34
48
28
0
0
0
0
49
41
52
51
59
37
0
8
19
22
17
25
25
38
18
38
27

Medium Clouds (% Sky Obscured)

44
48
43
52
6
22
8
1
2
23
16
31
26
23
19
29
23
31
0
27
8
0
2
22

High Clouds (% Sky Obscured)

44
45
68
36
10
2
1
32
19
22
0
59
2
41
2
0
0
0
0
0
0
51
100
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
7
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
49
100
100
100
96
65
2
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
3
2
1
0
1
19
28
18
14
8
0
1
0
0
2
5
11
8
6
8
9

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)

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

Chance of Frost

Temperature (°C)

24
22
20
20
19
19
18
18
17
17
17
17
17
19
21
23
24
25
27
28
29
29
29
29

Feels Like (°C)

26
23
20
21
22
21
21
21
21
20
19
20
21
23
25
26
27
27
28
29
29
30
30
29

Dew Point (°C)

16
17
17
18
18
18
17
17
17
16
16
16
17
17
17
16
14
13
12
12
13
13
13
14

Relative Humidity (%)

59
74
82
89
92
95
93
95
95
95
96
96
95
91
77
63
52
45
39
37
37
37
37
40

Pressure (mb)

1009
1009
1009
1010
1010
1010
1010
1009
1009
1009
1009
1010
1010
1010
1009
1009
1009
1008
1007
1007
1006
1006
1005
1004

Ozone (du)

330
330
329
331
330
331
332
333
334
333
334
334
334
331
331
331
333
334
333
333
333
333
331
329

Monday 27

Waxing Gibbous 98%

20:07

04:37

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: 06:00, Set: 20:50, Transit: 13:24. Moon - Rise: 20:07, Set: 04:37. Civil Dark: 21:24 - 05:26. Nautical Dark: 22:07 - 04:43. Astro Dark: 22:58 - 03:52

Total Clouds (% Sky Obscured)

69
89
100
100
100
100
100
100
100
96
96
92
93
92
89
81
83
66
84
55
71
71
82
82

Low Clouds (% Sky Obscured)

19
64
32
41
60
68
86
82
73
73
74
79
83
86
85
77
69
58
72
54
63
61
65
61

Medium Clouds (% Sky Obscured)

0
33
2
47
47
98
89
94
86
89
84
76
71
60
38
55
26
4
31
0
21
18
4
14

High Clouds (% Sky Obscured)

44
77
100
100
100
100
100
100
100
41
25
20
25
40
45
40
34
4
0
0
1
20
48
65

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
17
0
2
0
0
0
7
35
0
0
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

21
94
95
75
95
91
95
95
89
39
48
64
86
91
86
48
56
71
95
91
88
85
76
70

Precipitation Amount (mm)

0
1.1
0.8
0
0.7
0
1.7
1
0.7
0
0
0
0.6
0.9
0.8
0
0
0.3
0.8
0.5
0.5
0.5
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
24
22
20
20
20
20
19
19
19
19
19
19
19
20
20
21
23
24
23
24
24
24
23

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
69
75
88
93
96
96
98
98
100
96
98
98
98
98
96
98
78
69
91
83
78
79
91

Pressure (mb)

1004
1005
1005
1005
1005
1004
1004
1003
1003
1003
1002
1003
1003
1004
1004
1004
1003
1004
1003
1004
1004
1004
1004
1004

Ozone (du)

328
327
323
319
321
322
321
320
319
321
324
328
328
328
329
332
333
335
336
336
340
343
345
344

Tuesday 28

Waxing Gibbous 100%

20:40

05:44

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

Sun - Rise: 06:01, Set: 20:48, Transit: 13:24. Moon - Rise: 20:40, Set: 05:44. Civil Dark: 21:22 - 05:27. Nautical Dark: 22:06 - 04:44. Astro Dark: 22:56 - 03:54

Total Clouds (% Sky Obscured)

86
83
81
74
69
70
75
52
68
87
75
67
60
63
54
33
49
69
56
48
40
35
32
21

Low Clouds (% Sky Obscured)

62
45
51
60
63
55
69
52
68
71
58
61
47
35
37
33
49
69
51
48
39
35
27
21

Medium Clouds (% Sky Obscured)

20
17
12
5
8
17
19
12
15
21
17
15
17
20
16
1
1
2
5
3
1
0
0
0

High Clouds (% Sky Obscured)

65
55
50
45
45
26
40
35
35
29
35
25
30
40
45
14
23
8
6
3
3
2
0
0

ISS Passover

Visibility (miles)

6
5
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
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 (%)

51
28
4
5
4
1
0
0
0
0
0
0
0
0
1
0
0
0
15
5
10
22
23
9

Precipitation Amount (mm)

0.3
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
9
8
8
8
8
8
9
9
9
8
8
9
10
10
9
10
11
11
11
10
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
95
98
96
96
96
96
96
95
95
93
93
92
86
82
78
69
62
54
53
51
51
59
62

Pressure (mb)

1005
1005
1006
1007
1007
1007
1007
1007
1007
1007
1007
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010

Ozone (du)

344
343
340
337
334
334
336
337
338
338
338
337
337
337
337
336
334
333
332
332
329
328
330
332

Wednesday 29

Full Moon 100%

21:06

06:53

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

Sun - Rise: 06:02, Set: 20:47, Transit: 13:24. Moon - Rise: 21:06, Set: 06:53. Civil Dark: 21:21 - 05:28. Nautical Dark: 22:04 - 04:46. Astro Dark: 22:54 - 03:56

Total Clouds (% Sky Obscured)

19
20
22
24
8
1
1
1
0
0
0
0
0
1
3
4
6
8
9
19
29
39
29
19

Low Clouds (% Sky Obscured)

19
20
17
14
6
1
1
1
0
0
0
0
0
0
0
0
3
4
7
4
2
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
6
10
12
9
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
2
1
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 (%)

4
1
1
1
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
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
22
21
20
19
17
16
16
16
15
15
15
16
18
20
22
24
26
27
28
28
28
28
27

Feels Like (°C)

24
22
21
20
19
18
18
17
18
17
17
17
18
19
21
23
26
27
28
29
29
29
29
28

Dew Point (°C)

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

Relative Humidity (%)

65
71
69
71
73
85
93
96
96
96
98
98
92
76
64
53
47
41
36
31
29
28
29
32

Pressure (mb)

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

Ozone (du)

334
333
332
333
334
335
335
336
338
338
334
333
334
334
334
333
331
330
330
330
330
330
329
327

Thursday 30

Waning Gibbous 97%

21:28

08:01

19 Good
20 Good
21 Good
22 OK
23 OK
00 OK
01 OK
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: 06:03, Set: 20:46, Transit: 13:24. Moon - Rise: 21:28, Set: 08:01. Civil Dark: 21:20 - 05:30. Nautical Dark: 22:02 - 04:47. Astro Dark: 22:52 - 03:58

Total Clouds (% Sky Obscured)

9
13
17
21
28
34
40
49
58
74
83
90
98
94
90
86
88
90
91
94
96
98
98
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
10
21
31
30
28
27
19
10
0
0
0
0
0
0
0
2
3

Medium Clouds (% Sky Obscured)

3
6
7
9
11
14
14
13
13
12
17
23
28
24
16
12
13
17
20
22
22
18
19
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
1
9
17
24
39
48
58
67
70
74
77
84
92
98
97
96

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

Chance of Frost

Temperature (°C)

25
23
21
19
18
18
18
17
17
16
16
16
17
19
21
23
25
27
28
29
30
30
30
28

Feels Like (°C)

26
23
22
21
20
20
20
19
19
18
16
16
18
19
20
20
21
22
23
25
31
30
29
30

Dew Point (°C)

13
15
14
14
14
14
14
14
13
13
13
13
14
13
13
12
12
11
11
10
10
11
10
12

Relative Humidity (%)

47
60
65
72
75
76
77
78
78
79
81
81
79
69
59
49
43
38
34
30
30
30
30
37

Pressure (mb)

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

Ozone (du)

326
324
323
322
320
318
316
315
316
315
313
312
312
313
312
312
312
312
312
312
312
311
310
310

Friday 31

Waning Gibbous 93%

21:47

09:10

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: 06:04, Set: 20:45, Transit: 13:24. Moon - Rise: 21:47, Set: 09:10. Civil Dark: 21:18 - 05:31. Nautical Dark: 22:01 - 04:49. Astro Dark: 22:50 - 04:00

Total Clouds (% Sky Obscured)

96
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

14
11
6
0
1
2
3
10
16
23
25
27
33
43
36
43
35
27
21
27
31
37
58
67

Medium Clouds (% Sky Obscured)

17
18
22
21
20
19
23
32
44
59
72
80
84
87
90
94
93
92
91
93
95
96
97
98

High Clouds (% Sky Obscured)

95
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
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
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
1
0
3
4
4
42
58
70
73
71
61
66
68
69
74
80
88
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0
0.2
0.3
0.3
0.4
0.4
0.5
0.6
0.7
1
1.2
1.2

Wind Speed/Direction (mph)

2
1
1
2
3
2
1
2
2
2
2
3
3
4
3
3
4
4
4
4
4
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

30
32
24
24
24
24
23
22
19
20
20
19
18
18
20
20
20
20
20
20
26
25
25
26

Dew Point (°C)

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

Relative Humidity (%)

46
56
59
62
65
66
68
69
69
70
70
71
71
71
64
56
50
45
41
37
37
37
38
46

Pressure (mb)

1011
1011
1011
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1008
1008

Ozone (du)

309
309
309
309
310
309
309
309
309
309
310
310
311
312
312
312
312
312
313
313
313
313
314
314

Saturday 1

Waning Gibbous 87%

22:05

10:19

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: 06:05, Set: 20:43, Transit: 13:24. Moon - Rise: 22:05, Set: 10:19. Civil Dark: 21:17 - 05:32. Nautical Dark: 21:59 - 04:50. Astro Dark: 22:48 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
95
90
85
85
85
86
84
83
82

Low Clouds (% Sky Obscured)

66
70
76
78
70
52
48
53
62
72
66
65
61
60
54
52
54
57
57

Medium Clouds (% Sky Obscured)

99
96
95
94
90
89
90
81
73
70
70
70
70
71
78
84
79
79
75

High Clouds (% Sky Obscured)

100
100
100
100
75
47
25
40
40
39
35
40
45
65
70
65
70
70
70

ISS Passover

Visibility (miles)

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

Precipitation Type

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 (%)

95
95
94
91
82
73
63
51
39
30
26
19
6
8
7
6
15
16
10

Precipitation Amount (mm)

1.1
0.6
0.4
0.5
0.5
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

27
28
21
22
23
23
22
22
18
18
18
18
18
18
19
19
19
19
20

Dew Point (°C)

14
16
16
17
18
18
18
18
18
17
17
17
17
17
16
17
16
16
16

Relative Humidity (%)

56
67
73
80
86
91
93
98
98
98
98
96
96
96
90
86
81
76
71

Pressure (mb)

1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011

Ozone (du)

314
314
314
314
314
314
315
315
316
317
319
321
323
326
327
329
330
332
334

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

Generated: 26/07/26 19:26:54. Forecast: 26/07/26 to 01/08/26. Timezone: UTC-4.00