Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 15

Waning Crescent 0%

05:15

20:38

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

Sun - Rise: 05:52, Set: 20:15, Transit: 13:04. Moon - Rise: 05:15, Set: 20:38. Civil Dark: 20:46 - 05:21. Nautical Dark: 21:23 - 04:44. Astro Dark: 22:05 - 04:02

Total Clouds (% Sky Obscured)

50
46
45
52
38
28
28
27
7
11
0
4
22
19
0
1
3
17
85
90
92
100
100
99

Low Clouds (% Sky Obscured)

0
0
0
2
0
0
0
0
2
2
0
0
0
8
0
0
0
0
0
55
55
60
60
72

Medium Clouds (% Sky Obscured)

12
7
17
52
13
9
8
14
6
9
0
2
11
1
0
0
0
9
26
78
92
90
94
97

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
6
0
1
2
2
40
48
50
78
54
77

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
5
16
24
6
2

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

Chance of Frost

Temperature (°C)

14
14
13
13
13
13
13
13
14
16
18
20
22
24
25
26
28
28
28
28
26
24
23
21

Feels Like (°C)

14
14
14
13
12
14
14
13
15
17
18
19
21
23
25
26
27
28
28
27
24
24
23
22

Dew Point (°C)

11
10
10
10
10
10
10
10
10
10
11
10
11
11
11
12
14
14
16
17
15
20
20
18

Relative Humidity (%)

78
78
79
80
80
82
80
81
79
69
61
53
48
45
42
41
42
42
46
53
49
76
85
83

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1020
1020
1020
1019
1018
1017
1017
1015
1015
1015
1015
1016
1016
1016

Ozone (du)

355
353
350
348
348
348
349
348
348
348
348
347
343
343
343
343
344
342
337
337
338
338
339
341

Saturday 16

New Moon 2%

06:01

21:56

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 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:51, Set: 20:16, Transit: 13:04. Moon - Rise: 06:01, Set: 21:56. Civil Dark: 20:47 - 05:20. Nautical Dark: 21:25 - 04:43. Astro Dark: 22:06 - 04:01

Total Clouds (% Sky Obscured)

82
71
96
94
95
74
77
67
80
45
93
95
97
80
73
69
55
44
48
58
60
66
46
50

Low Clouds (% Sky Obscured)

68
60
75
4
45
74
77
60
60
45
73
62
58
46
45
39
8
1
0
7
0
0
5
2

Medium Clouds (% Sky Obscured)

82
71
89
90
78
74
77
67
80
45
71
82
93
68
50
55
3
4
10
2
3
12
4
30

High Clouds (% Sky Obscured)

8
62
92
47
56
45
39
67
43
9
83
84
36
5
50
55
46
32
27
34
25
47
45
29

ISS Passover

Visibility (miles)

8
8
4
4
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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

17
30
26
41
17
15
22
21
2
0
3
35
24
7
4
0
0
0
1
5
17
55
49
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
19
19
19
19
19
20
22
24
25
26
26
27
28
29
30
30
29
28
26
24
23

Feels Like (°C)

21
20
20
20
19
19
19
19
20
23
25
25
26
26
28
29
30
31
32
31
31
28
26
24

Dew Point (°C)

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

Relative Humidity (%)

82
86
92
89
92
91
89
92
92
89
88
88
94
92
86
80
81
68
66
68
75
81
85
92

Pressure (mb)

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

Ozone (du)

340
338
336
336
341
347
347
345
343
341
336
333
330
330
332
332
332
331
332
332
332
331
329
327

Sunday 17

Waxing Crescent 6%

06:59

23:06

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

Sun - Rise: 05:50, Set: 20:17, Transit: 13:04. Moon - Rise: 06:59, Set: 23:06. Civil Dark: 20:48 - 05:19. Nautical Dark: 21:26 - 04:41. Astro Dark: 22:08 - 03:59

Total Clouds (% Sky Obscured)

42
50
30
89
37
13
1
5
0
0
1
1
0
0
3
11
26
24
20
35
54
48
37
15

Low Clouds (% Sky Obscured)

13
11
0
0
0
0
0
0
0
0
0
0
0
0
1
7
0
7
0
7
30
0
0
0

Medium Clouds (% Sky Obscured)

15
31
21
6
1
2
0
0
0
0
0
0
0
0
0
0
17
14
14
15
14
9
8
15

High Clouds (% Sky Obscured)

7
15
3
86
37
11
1
5
0
0
0
0
0
0
0
0
0
0
0
0
15
20
20
15

ISS Passover

Visibility (miles)

9
6
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
Light Rain
None
None
None

Precipitation Probability (%)

11
2
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
2
24
91
41
24
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
20
20
19
19
18
18
19
22
24
27
29
30
32
33
33
34
34
33
31
26
24
24

Feels Like (°C)

23
22
21
22
21
22
22
21
23
26
29
30
33
34
36
37
37
37
38
37
35
26
25
24

Dew Point (°C)

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

Relative Humidity (%)

91
91
92
92
93
92
92
92
89
84
78
68
62
56
52
49
46
43
42
50
64
91
91
83

Pressure (mb)

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

Ozone (du)

327
327
328
332
332
332
332
329
328
327
326
325
323
324
322
320
320
320
320
321
320
319
320
321

Monday 18

Waxing Crescent 13%

08:07

23:06

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

Sun - Rise: 05:49, Set: 20:18, Transit: 13:04. Moon - Rise: 08:07, Set: 23:06. Civil Dark: 20:49 - 05:19. Nautical Dark: 21:27 - 04:40. Astro Dark: 22:09 - 03:58

Total Clouds (% Sky Obscured)

10
10
10
4
8
7
9
14
18
21
27
23
52
56
64
63
55
50
48
49
47
55
77
92

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

10
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
16
41
56
74

High Clouds (% Sky Obscured)

10
10
10
3
7
7
9
14
15
19
27
21
52
56
64
63
55
50
48
49
25
55
77
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 (%)

23
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
10
15
3
1
1

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

Chance of Frost

Temperature (°C)

23
22
22
21
21
20
20
20
21
22
25
27
29
30
32
33
34
34
34
32
30
28
27
26

Feels Like (°C)

24
24
22
22
23
22
22
22
23
25
27
29
31
30
32
34
34
35
36
34
30
29
28
26

Dew Point (°C)

19
19
19
19
19
19
18
19
19
19
19
19
20
19
20
21
21
22
21
22
24
22
21
19

Relative Humidity (%)

79
80
85
88
91
91
91
91
88
81
72
63
56
51
49
47
46
48
46
53
70
69
68
67

Pressure (mb)

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

Ozone (du)

320
319
320
319
321
325
327
327
325
325
325
325
324
323
322
322
323
324
325
322
321
318
317
316

Tuesday 19

Waxing Crescent 23%

09:22

00:02

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

Sun - Rise: 05:48, Set: 20:19, Transit: 13:04. Moon - Rise: 09:22, Set: 00:02. Civil Dark: 20:50 - 05:18. Nautical Dark: 21:28 - 04:39. Astro Dark: 22:11 - 03:57

Total Clouds (% Sky Obscured)

83
74
63
50
43
24
54
57
52
63
81
100
100
99
78
62
60
66
70
73
78
76
73
69

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
18
36
54
62
59
56
55
55
54
36
21
12

Medium Clouds (% Sky Obscured)

50
22
0
0
0
0
0
0
0
0
0
0
33
67
78
18
20
23
33
44
55
57
58
66

High Clouds (% Sky Obscured)

62
74
63
50
43
24
54
57
52
63
81
100
100
97
52
32
39
49
51
52
52
59
73
69

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
4
9
12
67
90
95
95
81
53
44
36
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
1.1
0.7
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
24
23
22
21
20
19
19
20
22
24
26
28
29
30
31
28
26
24
24
23
22
22
21

Feels Like (°C)

25
24
22
21
20
19
19
19
20
22
25
27
28
30
30
33
32
31
30
30
29
28
22
23

Dew Point (°C)

18
17
15
14
13
13
13
13
15
17
18
18
19
19
18
17
18
18
19
19
18
18
18
18

Relative Humidity (%)

66
65
63
60
61
64
67
68
75
76
69
61
58
54
49
44
52
60
71
73
74
76
80
82

Pressure (mb)

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

Ozone (du)

316
315
315
314
314
314
313
315
314
314
314
313
313
314
316
316
316
316
316
316
316
316
316
316

Wednesday 20

Waxing Crescent 33%

10:39

00:47

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:48, Set: 20:20, Transit: 13:04. Moon - Rise: 10:39, Set: 00:47. Civil Dark: 20:51 - 05:17. Nautical Dark: 21:29 - 04:39. Astro Dark: 22:12 - 03:56

Total Clouds (% Sky Obscured)

66
62
66
78
94
98
99
100
100
100
100
100
100
100
100
100
100
99
88
90
91
95
95
95

Low Clouds (% Sky Obscured)

10
9
6
8
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
19
65
95
95
90

Medium Clouds (% Sky Obscured)

66
62
66
78
92
98
98
99
97
93
86
77
83
91
100
98
95
93
88
90
91
95
95
90

High Clouds (% Sky Obscured)

66
62
66
72
44
16
44
72
100
100
100
100
100
98
86
94
85
58
40
33
26
22
19
13

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

18
14
11
18
23
27
28
23
7
12
11
3
3
5
9
15
19
24
46
60
70
58
47
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
23
22
22
21
20
20
20
19
20
24
24
24
24
24
24
17
18
18
18
18
18
14
14

Dew Point (°C)

18
18
17
16
16
16
16
17
17
17
19
19
19
17
16
15
15
15
15
15
15
15
13
12

Relative Humidity (%)

86
86
85
85
88
89
92
90
88
85
81
78
74
76
80
82
80
76
73
80
87
96
90
86

Pressure (mb)

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

Ozone (du)

316
314
312
310
311
311
312
314
315
317
317
316
316
315
314
313
312
312
311
311
311
310
312
314

Thursday 21

Waxing Crescent 45%

11:52

01:22

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
19 Bad

Sun - Rise: 05:47, Set: 20:21, Transit: 13:04. Moon - Rise: 11:52, Set: 01:22. Civil Dark: 20:52 - 05:16. Nautical Dark: 21:30 - 04:38. Astro Dark: 22:13 - 03:55

Total Clouds (% Sky Obscured)

95
95
95
93
95
100
95
91
87
78
70
61
63
55
61
80
92
100
95
90
84

Low Clouds (% Sky Obscured)

72
59
48
25
12
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

85
85
85
83
82
80
60
30
0
0
0
0
1
1
2
5
8
8
6
4
1

High Clouds (% Sky Obscured)

3
0
0
33
67
100
95
91
87
78
69
50
55
51
25
48
74
100
95
90
84

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

Fog (%)

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

Precipitation Probability (%)

32
23
7
9
7
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

Wind Speed/Direction (mph)

6
6
6
6
6
6
7
7
8
8
8
8
8
8
8
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

13
12
12
11
11
10
10
10
11
12
14
16
17
19
19
20
21
20
21
19
18

Feels Like (°C)

15
14
13
12
9
8
8
8
8
8
10
10
11
11
12
13
19
18
19
18
19

Dew Point (°C)

10
9
9
8
6
4
2
2
3
4
5
6
6
7
7
7
7
7
8
8
8

Relative Humidity (%)

83
81
81
80
72
65
58
57
57
56
54
51
48
46
43
41
42
42
42
48
54

Pressure (mb)

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

Ozone (du)

316
317
318
319
322
325
328
330
332
335
336
337
338
339
340
342
343
345
346
347
349

Forecast for Marriottsville, Howard, United States of America (39.35,-76.90)

Generated: 15/05/26 23:46:17. Forecast: 15/05/26 to 21/05/26. Timezone: UTC-4.00