Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 89%

23:06

07:17

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

Sun - Rise: 06:05, Set: 19:52, Transit: 12:59. Moon - Rise: 23:06, Set: 07:17. Civil Dark: 20:21 - 05:35. Nautical Dark: 20:56 - 04:59. Astro Dark: 21:34 - 04:22

Total Clouds (% Sky Obscured)

46
35
28
0
0
0
0
0
4
16
18
21
21
13
48
11
3
1
15
4
3
11
49
63

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
28
29
35
41
24
0
0
0
0
0
0
0
0
22
37

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)

0
0
0
0
0
0
0
0
2
2
4
8
0
0
48
9
2
1
14
3
3
11
50
55

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)

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

Chance of Frost

Temperature (°C)

2
3
5
9
11
13
15
16
17
17
17
17
16
14
12
10
9
8
7
6
6
5
5
5

Feels Like (°C)

2
3
5
8
10
12
13
14
15
15
16
16
14
12
10
7
6
6
5
5
4
4
4
2

Dew Point (°C)

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

Relative Humidity (%)

65
65
57
49
41
33
30
28
27
28
30
31
35
46
48
52
51
53
60
64
67
68
71
72

Pressure (mb)

1030
1031
1031
1032
1032
1032
1031
1031
1031
1031
1030
1030
1030
1030
1031
1032
1033
1033
1033
1033
1033
1033
1033
1033

Ozone (du)

444
443
442
435
427
418
413
408
403
407
407
404
400
390
384
381
380
379
378
376
374
372
370
368

Saturday 27

Waning Gibbous 82%

00:10

07:59

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
05 Bad

Sun - Rise: 06:04, Set: 19:53, Transit: 12:58. Moon - Rise: 00:10, Set: 07:59. Civil Dark: 20:22 - 05:34. Nautical Dark: 20:57 - 04:58. Astro Dark: 21:35 - 04:20

Total Clouds (% Sky Obscured)

79
80
76
98
99
94
100
100
99
99
98
99
100
100
99
100
97
97
96
97
98
100
94
100

Low Clouds (% Sky Obscured)

60
54
44
37
2
1
5
37
64
92
77
60
36
19
28
10
5
21
37
43
9
5
5
5

Medium Clouds (% Sky Obscured)

21
25
10
20
20
20
69
84
95
94
66
85
74
85
94
100
93
89
90
92
87
95
69
62

High Clouds (% Sky Obscured)

66
71
64
52
59
95
98
99
84
50
73
83
100
98
96
96
83
41
59
60
87
70
38
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
5
4
8
9
9
9
8
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
2
6
22
28
36
46
49
26
11
22
35
23
7
15
8
24

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

Chance of Frost

Temperature (°C)

5
5
8
10
12
14
15
16
15
14
14
13
12
11
10
10
9
9
9
9
9
9
9
9

Feels Like (°C)

2
3
5
6
8
9
11
11
10
10
10
10
10
10
8
7
6
6
6
7
7
7
7
8

Dew Point (°C)

-0
-1
1
1
-0
0
0
1
3
5
5
8
8
10
9
9
8
8
8
9
9
9
9
9

Relative Humidity (%)

71
67
61
52
43
38
35
36
43
51
54
70
79
90
91
95
95
95
96
96
98
96
96
98

Pressure (mb)

1034
1034
1034
1035
1034
1034
1033
1033
1032
1032
1031
1030
1030
1030
1030
1030
1030
1029
1029
1028
1027
1027
1027
1026

Ozone (du)

369
367
365
358
352
347
343
338
335
333
332
332
331
330
328
329
328
329
330
329
328
324
323
322

Sunday 28

Waning Gibbous 72%

01:07

08:51

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 OK
05 Bad

Sun - Rise: 06:03, Set: 19:54, Transit: 12:58. Moon - Rise: 01:07, Set: 08:51. Civil Dark: 20:23 - 05:32. Nautical Dark: 20:59 - 04:56. Astro Dark: 21:37 - 04:18

Total Clouds (% Sky Obscured)

100
95
95
65
90
96
94
100
100
99
91
79
80
95
95
78
53
32
72
67
74
67
27
47

Low Clouds (% Sky Obscured)

18
10
42
41
45
53
35
12
9
5
5
4
9
0
7
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

55
54
41
34
44
36
42
40
38
31
25
23
10
25
24
1
2
1
0
10
30
1
1
0

High Clouds (% Sky Obscured)

88
78
78
5
43
34
66
96
100
54
81
62
72
88
91
79
50
22
58
48
13
49
22
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
5
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
9
0
0
0
0
0
2
1
1
8
23
53
75
56
64
48
22
37
20
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.3
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
10
10
11
14
16
18
19
21
23
23
23
23
21
19
18
17
17
17
16
16
16
16
16

Feels Like (°C)

8
8
8
10
14
16
17
19
21
22
23
23
23
22
21
19
18
17
18
16
16
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
95
84
78
73
70
66
66
66
73
71
86
93
95
96
98
95
95
95
95
95
96

Pressure (mb)

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

Ozone (du)

323
324
326
327
323
322
321
320
320
320
319
318
317
320
319
318
319
318
319
317
318
318
316
318

Monday 29

Waning Gibbous 70%

01:56

09:54

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

Sun - Rise: 06:01, Set: 19:55, Transit: 12:58. Moon - Rise: 01:56, Set: 09:54. Civil Dark: 20:24 - 05:31. Nautical Dark: 21:00 - 04:55. Astro Dark: 21:38 - 04:16

Total Clouds (% Sky Obscured)

31
21
22
49
50
18
23
38
72
76
81
85
65
21
20
49
36
45
55
48
68
39
88
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
12
23
35
25
15
5
3
2
0
0
5
4
0
0
1
0
1
2
4

Medium Clouds (% Sky Obscured)

1
1
2
3
3
13
23
32
26
22
20
21
24
25
16
9
0
5
10
25
59
21
83
75

High Clouds (% Sky Obscured)

26
18
16
44
45
3
4
7
28
10
29
4
3
3
3
3
13
53
60
35
21
4
37
60

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
3

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
Very Light Rain
None
None
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
4
25
4
1
3
2
4
3
8
13
41
50
70
28
10
59
49
49

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
3
4
4
4
5
5
5
5
3
4
4
3
3
4
4
4
4
4
5
5
4
4

Chance of Frost

Temperature (°C)

16
16
18
21
23
25
26
27
28
28
28
27
26
25
23
22
21
20
18
17
17
16
16
15

Feels Like (°C)

16
18
21
23
23
26
29
30
31
29
29
28
27
27
26
25
21
21
20
18
17
17
17
15

Dew Point (°C)

15
16
16
17
17
17
17
17
17
16
18
18
17
17
16
16
17
17
17
16
16
16
15
15

Relative Humidity (%)

95
95
89
81
72
62
56
52
50
48
56
57
58
61
64
69
76
85
92
93
95
96
98
98

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

318
318
318
317
316
316
316
317
318
320
321
322
324
324
323
323
323
324
324
326
328
329
328
330

Tuesday 30

Waning Gibbous 62%

02:36

11:04

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
05 Bad

Sun - Rise: 05:59, Set: 19:56, Transit: 12:58. Moon - Rise: 02:36, Set: 11:04. Civil Dark: 20:25 - 05:29. Nautical Dark: 21:01 - 04:53. Astro Dark: 21:40 - 04:15

Total Clouds (% Sky Obscured)

82
75
81
90
99
99
100
100
100
100
100
100
100
100
99
99
98
73
46
15
22
32
38
40

Low Clouds (% Sky Obscured)

10
20
20
15
15
15
15
20
8
4
2
30
42
70
51
31
8
7
9
10
17
25
31
30

Medium Clouds (% Sky Obscured)

69
85
13
10
0
12
7
37
24
20
63
71
63
81
81
83
83
72
65
50
47
36
21
16

High Clouds (% Sky Obscured)

63
68
56
78
62
99
99
100
100
100
100
100
100
100
99
98
98
73
53
45
54
57
64
52

ISS Passover

Visibility (miles)

1
1
0
3
4
9
8
9
9
6
9
2
2
3
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
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

54
43
35
13
9
11
27
13
50
54
88
95
88
72
70
58
39
55
68
80
72
62
46
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
93
92
86
81
80
76
75
75
85
95
93
91
92
93
93
93
95
95
95
95
95

Pressure (mb)

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

Ozone (du)

332
332
332
331
330
327
326
327
327
329
331
332
337
341
345
346
348
349
350
351
352
351
350
349

Wednesday 1

Third Quarter 50%

03:09

12:18

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 OK
01 Good
02 Good
03 Good
04 Good
05 OK

Sun - Rise: 05:58, Set: 19:57, Transit: 12:58. Moon - Rise: 03:09, Set: 12:18. Civil Dark: 20:26 - 05:28. Nautical Dark: 21:02 - 04:52. Astro Dark: 21:41 - 04:13

Total Clouds (% Sky Obscured)

41
39
40
45
48
62
78
94
77
61
44
39
34
28
36
42
46
30
17
7
6
9
13
22

Low Clouds (% Sky Obscured)

29
27
17
12
11
10
16
19
33
35
43
32
25
20
36
45
49
39
37
45
62
67
77
80

Medium Clouds (% Sky Obscured)

11
11
14
20
27
38
53
65
51
34
15
13
7
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
22
26
29
34
49
63
78
58
34
9
7
5
2
2
1
0
1
2
3
6
7
9
13

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

Precipitation Probability (%)

52
45
50
55
59
49
31
6
19
22
13
39
50
59
53
43
31
23
15
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
17
19
21
23
24
25
26
26
26
26
25
23
21
20
19
18
17
16
15
14
13
13

Feels Like (°C)

17
18
17
20
21
21
22
23
24
27
27
26
26
26
26
21
21
22
21
20
20
15
15
14

Dew Point (°C)

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

Relative Humidity (%)

93
92
89
80
69
61
58
54
50
51
53
54
62
71
80
82
86
89
83
77
72
73
74
76

Pressure (mb)

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

Ozone (du)

347
345
344
344
345
345
345
344
343
343
343
343
344
345
345
345
345
345
345
344
344
343
343
343

Thursday 2

Waning Crescent 39%

03:37

13:33

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

Sun - Rise: 05:57, Set: 19:58, Transit: 12:58. Moon - Rise: 03:37, Set: 13:33. Civil Dark: 20:28 - 05:27. Nautical Dark: 21:04 - 04:51. Astro Dark: 21:43 - 04:11

Total Clouds (% Sky Obscured)

34
45
53
58
61
58
54
51
46
43
30
19
12
15
20
34
53
78
88
93

Low Clouds (% Sky Obscured)

84
82
70
61
53
39
22
3
2
1
0
0
0
0
1
2
8
31
44
59

Medium Clouds (% Sky Obscured)

0
0
0
0
0
10
23
31
44
43
41
40
33
40
46
57
69
80
80
80

High Clouds (% Sky Obscured)

16
20
27
33
39
34
25
16
16
18
19
12
11
25
30
46
61
67
77
80

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
4
27
39
49

Precipitation Amount (mm)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
69
67
60
54
49
46
44
40
42
42
43
48
53
58
59
60
61
71
79

Pressure (mb)

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

Ozone (du)

342
342
341
339
337
335
334
334
333
332
332
331
331
331
332
331
331
331
331
332

Forecast for Washington Park, Montgomery County, United States of America (40.10,-75.38)

Generated: 26/04/24 06:10:04. Forecast: 26/04/24 to 02/05/24. Timezone: UTC-4.00