Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 26

Waxing Gibbous 84%

16:12

03:23

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:48, Set: 20:22, Transit: 13:05. Moon - Rise: 16:12, Set: 03:23. Civil Dark: 20:53 - 05:17. Nautical Dark: 21:31 - 04:39. Astro Dark: 22:14 - 03:56

Total Clouds (% Sky Obscured)

80
84
88
91
99
98
99
97
98
98
98
98
99
100
100
100
100
100
100
100
100
100
98
98

Low Clouds (% Sky Obscured)

77
79
77
76
72
71
63
71
74
74
71
89
63
63
55
60
66
68
74
86
82
86
75
71

Medium Clouds (% Sky Obscured)

80
84
88
91
90
98
99
97
98
98
98
97
98
99
100
98
100
100
64
100
99
100
98
93

High Clouds (% Sky Obscured)

80
84
77
79
69
10
25
8
11
16
28
14
73
99
84
96
94
94
100
100
100
69
59
89

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
8
1
1

Fog (%)

100
100
100
44
33
20
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0

Precipitation Type

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

Precipitation Probability (%)

9
4
12
45
42
31
30
33
26
17
29
35
28
39
63
46
21
31
48
74
75
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.3
0
0
0
0.2
0
1.5
1.7
0.5

Wind Speed/Direction (mph)

3
3
2
3
3
3
3
2
3
3
3
3
3
2
3
3
2
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
21
20
21
22
23
23
24
24
24
25
25
24
24
24
23
23
22
22
22
22
22
22
23

Dew Point (°C)

19
19
18
19
20
19
19
20
21
21
21
21
21
21
21
20
20
20
20
20
20
20
20
20

Relative Humidity (%)

98
98
98
100
98
91
89
95
95
96
95
96
96
96
98
98
98
100
100
98
98
100
100
100

Pressure (mb)

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

Ozone (du)

318
317
315
315
315
315
315
316
315
315
314
313
313
312
311
310
310
310
310
310
310
309
309
310

Wednesday 27

Waxing Gibbous 90%

17:13

03:48

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:48, Set: 20:23, Transit: 13:05. Moon - Rise: 17:13, Set: 03:48. Civil Dark: 20:54 - 05:17. Nautical Dark: 21:32 - 04:38. Astro Dark: 22:15 - 03:55

Total Clouds (% Sky Obscured)

100
100
89
98
93
100
100
100
100
100
100
100
96
83
95
100
100
100
95
72
92
95
100
100

Low Clouds (% Sky Obscured)

60
72
75
74
44
33
59
52
49
58
74
17
48
26
18
5
4
3
16
19
12
13
10
25

Medium Clouds (% Sky Obscured)

92
94
89
98
93
88
86
90
86
76
85
70
56
17
32
55
46
39
63
40
46
48
100
91

High Clouds (% Sky Obscured)

92
89
64
85
87
100
100
100
100
100
100
100
82
53
87
93
100
100
89
44
55
62
100
100

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
6
4
9
9
9
9
9
9
2
3
4
4
9
9
8
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
43
0
0
0
56
0
0
2

Precipitation Type

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

Precipitation Probability (%)

53
36
20
13
11
26
40
63
60
44
95
93
63
55
48
69
95
95
87
51
20
31
20
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.3
0
1
0.2
0
0
0
0.2
0.6
0.7
0.6
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
22
23
23
23
24
25
26
26
27
27
27
28
27
28
27
25
23
22
22
20
20
19
18

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
98
98
98
95
97
94
86
90
73
71
63
65
77
88
98
100
98
98
98
96
98

Pressure (mb)

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

Ozone (du)

310
311
313
314
315
315
315
313
314
316
318
322
326
329
329
329
329
328
328
331
332
333
332
334

Thursday 28

Waxing Gibbous 95%

18:15

No Set

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

Sun - Rise: 05:47, Set: 20:24, Transit: 13:05. Moon - Rise: 18:15, Set: No Set. Civil Dark: 20:55 - 05:16. Nautical Dark: 21:33 - 04:38. Astro Dark: 22:16 - 03:54

Total Clouds (% Sky Obscured)

99
86
39
15
13
44
53
14
0
21
51
53
48
53
52
43
33
21
10
21
25
39
26
13

Low Clouds (% Sky Obscured)

7
9
0
0
5
10
0
0
0
21
44
0
0
0
0
0
0
21
10
21
25
39
25
13

Medium Clouds (% Sky Obscured)

95
64
35
14
11
38
53
13
0
0
39
53
43
51
42
38
29
0
6
0
0
0
0
0

High Clouds (% Sky Obscured)

93
5
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 (%)

13
62
63
8
4
1
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 (%)

1
0
0
0
0
0
0
0
4
8
2
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)

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

Chance of Frost

Temperature (°C)

18
18
17
18
19
21
24
25
26
27
27
25
27
25
26
23
21
18
17
17
16
15
14
13

Feels Like (°C)

18
18
19
20
22
22
24
25
26
27
27
25
27
24
27
23
22
20
19
17
16
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
95
91
75
57
50
45
44
46
55
45
54
46
59
65
77
79
78
71
70
76
79

Pressure (mb)

1011
1011
1011
1012
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1013
1014
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

335
336
336
335
339
338
338
342
346
348
349
353
356
354
350
349
352
356
364
370
372
368
363
362

Friday 29

Waxing Gibbous 99%

19:17

04:16

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 Bad
17 OK
18 OK
19 Good
20 Good
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 Good

Sun - Rise: 05:47, Set: 20:25, Transit: 13:06. Moon - Rise: 19:17, Set: 04:16. Civil Dark: 20:55 - 05:16. Nautical Dark: 21:34 - 04:37. Astro Dark: 22:17 - 03:53

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
3
20
37
51
40
28
17
14
38
35
33
36
45
35
12

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
13
30
48
36
26
13
11
9
5
3
2
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
38
35
33
36
45
35
12

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)

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

Chance of Frost

Temperature (°C)

13
12
12
13
15
17
19
20
22
23
24
25
25
25
25
23
21
19
18
17
16
15
15
14

Feels Like (°C)

13
12
12
14
15
17
19
20
22
24
25
25
26
26
26
25
22
20
17
15
14
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

81
83
86
79
67
57
51
45
41
38
37
36
36
38
39
58
68
71
74
78
78
80
73
82

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1014
1013
1012
1011
1011
1011
1012
1012
1013
1013
1014
1014
1015
1014

Ozone (du)

361
358
355
356
356
357
356
358
358
358
359
358
358
357
351
351
351
352
353
352
353
353
353
353

Saturday 30

Waxing Gibbous 100%

20:18

04:49

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

Sun - Rise: 05:46, Set: 20:25, Transit: 13:06. Moon - Rise: 20:18, Set: 04:49. Civil Dark: 20:56 - 05:15. Nautical Dark: 21:35 - 04:37. Astro Dark: 22:18 - 03:52

Total Clouds (% Sky Obscured)

35
25
25
28
30
37
36
23
60
68
66
68
69
61
63
57
60
66
65
48
35
21
18
15

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
10
20
30
33
35
38
40
42
45
41
37
34
22
11
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
1
1
1
1
2
1
1
0
1
5
9
13
22
27
35
32
25
17
16
13

High Clouds (% Sky Obscured)

35
25
25
28
30
37
36
23
60
66
50
50
40
25
18
14
17
15
17
11
6
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 (%)

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

Chance of Frost

Temperature (°C)

13
12
12
14
16
17
19
20
22
21
22
22
22
22
21
20
17
16
15
14
13
12
11
10

Feels Like (°C)

13
12
12
13
15
15
16
18
21
19
20
20
19
18
19
18
17
16
15
15
14
14
14
9

Dew Point (°C)

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

Relative Humidity (%)

84
87
84
78
63
55
54
49
48
51
49
48
39
36
41
49
64
63
61
60
63
66
69
71

Pressure (mb)

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

Ozone (du)

353
355
355
357
358
357
358
357
357
356
359
360
361
363
362
364
367
366
366
366
369
372
375
377

Sunday 31

Full Moon 99%

21:15

05:28

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

Sun - Rise: 05:46, Set: 20:26, Transit: 13:06. Moon - Rise: 21:15, Set: 05:28. Civil Dark: 20:57 - 05:15. Nautical Dark: 21:36 - 04:36. Astro Dark: 22:19 - 03:52

Total Clouds (% Sky Obscured)

12
8
3
0
0
0
0
5
11
20
19
15
7
16
24
30
22
11
1
11
21
34
39
43

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
11
16
11
5
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
7
2
0
0
0
0
1
4
7
5
7
4
12
24
30
22
11
0
11
21
27
14
8

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
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 (%)

0
0
0
0
0
1
1
1
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)

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

Chance of Frost

Temperature (°C)

9
9
10
11
12
13
15
17
18
20
21
21
21
21
20
19
17
16
15
14
14
13
12
12

Feels Like (°C)

9
9
9
8
8
11
11
12
12
13
13
20
19
19
19
19
20
16
17
18
17
17
16
12

Dew Point (°C)

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

Relative Humidity (%)

73
75
71
68
65
57
52
46
43
39
36
37
37
38
45
53
65
66
66
67
70
71
75
76

Pressure (mb)

1020
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

379
381
385
389
393
395
397
398
395
391
388
388
388
387
384
381
378
375
373
370
366
363
359
357

Monday 1

Waning Gibbous 97%

22:07

06:15

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

Sun - Rise: 05:45, Set: 20:27, Transit: 13:06. Moon - Rise: 22:07, Set: 06:15. Civil Dark: 20:58 - 05:14. Nautical Dark: 21:37 - 04:35. Astro Dark: 22:20 - 03:51

Total Clouds (% Sky Obscured)

41
29
30
23
20
19
21
20
17
14
18
35
44
35
29
22
17
10
2
6
7
13

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
11
17
14
18
11
0
8
15
22
15
8
0
0
0
0

Medium Clouds (% Sky Obscured)

5
2
1
1
1
2
4
3
2
0
14
27
38
24
13
2
2
1
0
0
0
0

High Clouds (% Sky Obscured)

0
22
30
23
20
19
21
20
13
0
0
0
0
0
0
0
0
0
1
4
5
6

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

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
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
2
1
4
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
13
14
16
19
21
23
24
25
26
26
25
25
24
22
20
19
18
17
16
15

Feels Like (°C)

12
12
12
11
11
18
18
19
19
19
20
25
24
24
24
26
26
18
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

80
83
75
67
61
51
43
37
34
30
27
27
26
25
35
47
64
63
64
64
68
73

Pressure (mb)

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

Ozone (du)

355
353
353
352
351
350
349
348
348
347
347
347
347
347
347
347
348
347
346
345
344
342

Forecast for Friendship Acres, Charles County, United States of America (38.44,-77.13)

Generated: 26/05/26 04:59:13. Forecast: 26/05/26 to 01/06/26. Timezone: UTC-4.00