Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 3%

07:44

21:44

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

Sun - Rise: 06:36, Set: 19:51, Transit: 13:14. Moon - Rise: 07:44, Set: 21:44. Civil Dark: 20:18 - 06:09. Nautical Dark: 20:49 - 05:37. Astro Dark: 21:22 - 05:04

Total Clouds (% Sky Obscured)

32
25
19
26
29
96
44
26
35
59
54
58
68
90
79
89
89
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
36
63

Medium Clouds (% Sky Obscured)

0
0
0
0
0
5
0
15
26
26
45
53
47
56
1
12
79
100
76
43
90
100
43
72

High Clouds (% Sky Obscured)

3
11
19
26
29
95
25
21
10
49
19
18
68
61
79
89
85
66
100
97
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
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
2
10
1
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
3
5
7
8
8
8
8
9
8
7
6
9
11
11
11
11
11
10
9
8
7
6

Chance of Frost

Temperature (°C)

16
22
25
28
30
31
32
32
33
32
32
31
27
25
24
23
22
21
21
21
21
20
20
19

Feels Like (°C)

18
24
26
27
28
29
30
31
32
31
30
30
26
23
23
22
20
19
19
19
19
19
19
18

Dew Point (°C)

7
10
12
13
12
12
11
10
10
10
11
15
14
14
15
15
13
13
13
13
13
14
14
14

Relative Humidity (%)

56
48
42
38
31
31
28
25
24
25
28
37
44
48
57
58
57
57
59
60
63
66
66
70

Pressure (mb)

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

Ozone (du)

302
300
299
299
299
297
297
296
294
293
294
295
294
295
295
296
296
295
295
295
294
295
298
300

Sunday 19

Waxing Crescent 8%

No Rise

23:00

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

Sun - Rise: 06:34, Set: 19:52, Transit: 13:14. Moon - Rise: No Rise, Set: 23:00. Civil Dark: 20:19 - 06:08. Nautical Dark: 20:50 - 05:36. Astro Dark: 21:23 - 05:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
76
18
25
0
0
0
0
80
91
0
0
0
0
0

Low Clouds (% Sky Obscured)

75
72
75
61
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

92
95
84
99
100
82
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
48
18
25
0
0
0
0
60
79
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
2
9
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)

15
15
15
15
13
12
12
13
10
10
10
8
6
6
7
7
6
4
1
2
3
4
4
4

Chance of Frost

Temperature (°C)

18
16
15
15
14
14
15
17
19
20
19
18
15
14
13
12
11
11
10
9
9
8
8
7

Feels Like (°C)

15
11
10
9
10
9
10
12
15
16
14
15
12
10
11
9
10
10
10
7
8
7
7
6

Dew Point (°C)

12
8
6
4
3
2
3
2
2
-2
-3
-3
-3
-4
-4
-5
-5
-5
-6
-5
-5
-5
-5
-5

Relative Humidity (%)

70
61
53
47
45
44
45
35
31
23
22
25
28
30
30
30
31
32
34
36
38
40
40
42

Pressure (mb)

1013
1015
1016
1017
1018
1018
1018
1018
1017
1017
1017
1018
1019
1021
1022
1023
1023
1023
1023
1023
1023
1023
1024
1025

Ozone (du)

303
303
306
312
314
315
318
321
321
323
328
333
336
338
338
340
341
343
349
357
355
350
350
351

Monday 20

Waxing Crescent 16%

08:36

00:12

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

Sun - Rise: 06:33, Set: 19:53, Transit: 13:14. Moon - Rise: 08:36, Set: 00:12. Civil Dark: 20:20 - 06:06. Nautical Dark: 20:51 - 05:34. Astro Dark: 21:25 - 05:01

Total Clouds (% Sky Obscured)

0
2
2
3
58
63
58
84
40
68
29
26
0
0
6
26
29
13
8
4
0
0
0
0

Low Clouds (% Sky Obscured)

0
1
1
1
3
2
5
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
58
63
57
80
38
68
29
18
0
0
4
20
24
10
7
4
0
0
0
0

High Clouds (% Sky Obscured)

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

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
5
7
8
10
12
12
10
12
11
10
8
6
7
7
7
7
6
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

9
13
16
17
19
19
19
20
20
20
20
19
17
15
14
12
11
10
9
9
8
7
7
8

Feels Like (°C)

7
11
14
15
16
16
16
16
16
17
17
17
14
13
11
9
9
8
7
7
6
5
5
6

Dew Point (°C)

-4
-2
-1
-0
1
1
1
0
2
2
-2
-2
-2
-3
-4
-5
-5
-5
-5
-5
-5
-6
-5
-4

Relative Humidity (%)

39
35
32
30
29
28
28
27
29
29
23
24
28
28
29
30
33
35
36
38
40
40
42
43

Pressure (mb)

1025
1026
1025
1025
1024
1024
1024
1023
1022
1022
1022
1022
1023
1024
1025
1025
1026
1026
1026
1026
1026
1027
1027
1028

Ozone (du)

350
350
350
354
357
361
368
373
374
371
371
373
370
367
366
363
358
358
356
359
364
368
371
372

Tuesday 21

Waxing Crescent 26%

09:37

01:15

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

Sun - Rise: 06:32, Set: 19:54, Transit: 13:13. Moon - Rise: 09:37, Set: 01:15. Civil Dark: 20:20 - 06:05. Nautical Dark: 20:52 - 05:33. Astro Dark: 21:26 - 05:00

Total Clouds (% Sky Obscured)

0
0
1
2
5
7
6
5
8
19
16
22
15
12
9
8
12
19
40
65
85
86
96
89

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
7
17
19
2
0
0

High Clouds (% Sky Obscured)

0
0
0
2
5
7
6
5
8
19
15
20
14
12
9
8
10
16
37
59
72
80
96
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
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 (%)

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

Chance of Frost

Temperature (°C)

9
12
15
18
19
21
23
23
24
25
23
21
19
18
17
15
15
15
14
14
13
13
13
13

Feels Like (°C)

6
9
12
16
18
20
22
22
23
22
19
19
18
16
14
13
13
13
12
12
12
11
12
10

Dew Point (°C)

-5
-4
-3
-1
-1
-1
0
0
1
2
2
5
6
4
3
3
4
4
4
6
7
7
8
8

Relative Humidity (%)

38
34
30
27
25
23
22
21
22
23
25
33
40
40
39
43
46
47
50
58
66
69
72
71

Pressure (mb)

1028
1028
1028
1028
1027
1027
1026
1025
1024
1023
1023
1022
1022
1022
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

366
361
358
355
353
352
352
354
353
352
353
353
357
359
362
362
362
361
363
365
363
363
367
371

Wednesday 22

Waxing Crescent 37%

10:46

02:06

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

Sun - Rise: 06:31, Set: 19:55, Transit: 13:13. Moon - Rise: 10:46, Set: 02:06. Civil Dark: 20:21 - 06:04. Nautical Dark: 20:53 - 05:32. Astro Dark: 21:27 - 04:58

Total Clouds (% Sky Obscured)

68
45
21
14
7
0
1
1
3
24
23
34
34
47
58
74
58
55
34
23
6
4
2
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
12
18
18
13
2
0
0
0
0
0
0
1
1
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
24
23
34
34
47
58
74
58
55
34
23
3
2
1
0

High Clouds (% Sky Obscured)

65
41
19
13
7
0
1
1
1
0
0
0
0
0
0
0
1
1
1
0
0
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
7
7
8
8
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
4
17
21
18
13
12
11
8
6
3
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
9
9
9
9
9
10
11
11
11
8
5
10
7
4
2
1
1
2
2
3
4
4
4

Chance of Frost

Temperature (°C)

14
17
20
23
25
27
28
28
29
29
27
25
21
20
19
18
17
17
16
15
15
14
14
15

Feels Like (°C)

12
15
18
22
23
25
25
26
26
26
25
24
19
18
17
17
16
16
15
16
16
16
16
16

Dew Point (°C)

7
7
7
7
6
6
6
5
6
7
7
9
15
14
13
12
12
12
12
11
11
11
11
12

Relative Humidity (%)

61
49
40
35
29
25
23
23
23
25
27
35
65
66
68
70
71
72
73
75
80
83
82
82

Pressure (mb)

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

Ozone (du)

374
377
376
370
368
368
376
372
368
366
365
367
367
367
367
366
365
363
362
362
363
363
362
362

Thursday 23

First Quarter 49%

11:58

02:48

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

Sun - Rise: 06:30, Set: 19:55, Transit: 13:13. Moon - Rise: 11:58, Set: 02:48. Civil Dark: 20:22 - 06:03. Nautical Dark: 20:54 - 05:30. Astro Dark: 21:28 - 04:57

Total Clouds (% Sky Obscured)

4
6
7
31
54
78
67
57
46
44
42
39
40
41
44
36
26
13
21
33
44
43
41
39

Low Clouds (% Sky Obscured)

0
0
0
7
15
22
19
16
13
8
4
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
2
6
24
44
63
54
48
39
35
35
31
34
35
36
25
17
8
19
31
42
43
39
37

High Clouds (% Sky Obscured)

1
1
1
0
1
0
0
0
0
2
6
17
40
41
44
34
20
6
2
0
0
0
0
1

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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
4
4
5
6
4
3
3
3
3
4
5
5
6
6
6
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

15
18
21
23
24
25
26
27
27
27
26
24
23
22
20
19
18
17
17
16
16
16
16
17

Feels Like (°C)

16
18
19
21
21
22
23
27
27
27
27
26
26
21
21
20
19
19
18
17
16
16
16
16

Dew Point (°C)

12
13
14
14
14
14
14
14
14
15
15
15
15
15
15
14
14
15
15
14
14
13
13
13

Relative Humidity (%)

82
72
64
56
52
49
46
46
46
47
52
57
62
67
70
75
78
83
89
87
86
86
81
77

Pressure (mb)

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

Ozone (du)

361
360
358
357
356
355
353
353
352
352
352
352
352
351
351
351
351
351
350
350
350
350
350
350

Friday 24

Waxing Gibbous 60%

13:08

03:22

08 OK
09 OK
10 Good
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 Bad
00 Bad
01 Bad

Sun - Rise: 06:28, Set: 19:56, Transit: 13:13. Moon - Rise: 13:08, Set: 03:22. Civil Dark: 20:23 - 06:01. Nautical Dark: 20:55 - 05:29. Astro Dark: 21:29 - 04:55

Total Clouds (% Sky Obscured)

29
25
17
37
61
89
80
70
61
55
49
43
48
54
59
55
51
55

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

24
21
13
33
48
64
57
59
56
53
49
43
48
54
59
55
50
45

High Clouds (% Sky Obscured)

6
8
10
9
7
2
0
0
0
0
0
5
8
18
28
28
24
15

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
13
18
19
34
43
50
39
26
2
3
2
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
20
23
26
28
29
31
31
31
31
29
27
24
22
21
19
19
18

Feels Like (°C)

16
20
21
22
23
23
23
32
32
31
32
32
33
21
20
20
20
19

Dew Point (°C)

12
12
13
13
12
11
10
12
13
15
17
19
20
18
16
15
15
15

Relative Humidity (%)

72
59
51
43
37
33
28
31
34
38
49
62
79
79
76
75
77
78

Pressure (mb)

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

Ozone (du)

350
351
352
352
352
351
351
351
352
352
352
352
353
351
350
348
347
346

Forecast for Apex, Wake, United States of America (35.73,-78.85)

Generated: 18/04/26 08:13:13. Forecast: 18/04/26 to 24/04/26. Timezone: UTC-4.00