Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

First Quarter 50%

13:04

02:51

15 OK
16 OK
17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
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 Bad
13 Bad
14 Bad

Sun - Rise: 06:21, Set: 19:54, Transit: 13:08. Moon - Rise: 13:04, Set: 02:51. Civil Dark: 20:22 - 05:54. Nautical Dark: 20:55 - 05:20. Astro Dark: 21:30 - 04:45

Total Clouds (% Sky Obscured)

29
23
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
8
68
63
66

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)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
22
8
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
5
13
20

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)

15
15
14
15
14
9
6
4
4
3
3
3
3
3
4
3
3
2
4
8
12
14
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-13
-12
-12
-12
-10
-10
-10
-11
-11
-11
-11
-12
-11
-12
-11
-12
-14
-16
-16
-15
-15
-14
-14

Relative Humidity (%)

26
26
27
30
33
45
49
50
50
50
51
50
50
51
51
52
49
34
24
22
21
20
19
20

Pressure (mb)

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

Ozone (du)

338
335
331
331
330
332
332
333
335
335
336
336
338
339
342
343
342
341
341
339
343
349
351
352

Friday 24

Waxing Gibbous 61%

14:13

03:23

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:20, Set: 19:55, Transit: 13:08. Moon - Rise: 14:13, Set: 03:23. Civil Dark: 20:23 - 05:52. Nautical Dark: 20:56 - 05:19. Astro Dark: 21:31 - 04:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
78
61
88
100
100
100
100
100
100
100
100
100
84
98
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
20
60
55
65
65
66
91
90
77
48
56
34
0
21
7

Medium Clouds (% Sky Obscured)

90
90
91
99
100
98
74
61
76
100
100
100
100
100
100
100
60
75
47
86
100
100
100
100

High Clouds (% Sky Obscured)

100
100
5
12
10
5
3
1
5
4
5
5
1
2
0
0
0
0
0
0
7
39
87
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
2
4
2
3
3
3
3
6
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
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
2
1
0
18
33
31
30
30
28
20
14
0
2
15
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
17
16
15
11
7
8
10
12
13
11
8
12
12
10
10
6
12
16
18
18
18
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

21
21
22
26
32
38
43
46
47
44
47
44
42
49
62
71
77
65
48
40
36
33
32
32

Pressure (mb)

1008
1008
1008
1008
1009
1010
1011
1011
1011
1010
1011
1011
1011
1011
1011
1012
1012
1012
1011
1010
1009
1009
1008
1007

Ozone (du)

350
342
340
339
335
335
336
335
333
335
335
337
336
338
340
335
332
332
330
329
328
327
325
322

Saturday 25

Waxing Gibbous 71%

No Rise

03:50

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:19, Set: 19:56, Transit: 13:08. Moon - Rise: No Rise, Set: 03:50. Civil Dark: 20:24 - 05:51. Nautical Dark: 20:57 - 05:17. Astro Dark: 21:33 - 04:42

Total Clouds (% Sky Obscured)

100
100
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
91
96
100

Low Clouds (% Sky Obscured)

17
55
35
51
72
70
87
100
100
100
100
100
100
100
100
100
100
100
100
98
78
86
93
100

Medium Clouds (% Sky Obscured)

96
100
100
84
93
97
100
100
100
100
100
100
100
100
100
100
100
100
81
100
40
50
72
100

High Clouds (% Sky Obscured)

100
100
100
46
100
49
64
74
5
5
5
0
0
0
0
4
80
65
30
100
45
60
80
96

ISS Passover

Visibility (miles)

9
9
9
7
9
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
7
97
96
96
98
70
3
3
3
3
3
3
3
3
3

Precipitation Type

None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
10
3
19
61
79
93
95
95
81
88
89
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.6
0.9
1
0.7
0.5
0.6
0.7
0.9
1.2
1.5
1.7
1.5
1.6
1.3
1.9
1.9
1.6
1.1

Wind Speed/Direction (mph)

20
19
20
18
15
6
6
8
7
8
8
7
7
8
8
8
8
7
10
12
14
17
17
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-7
-8
-7
-2
0
1
0
0
0
0
0
-0
-0
-1
-0
0
-1
-0
1
0
-0

Relative Humidity (%)

32
32
34
37
40
50
78
93
96
94
94
96
96
98
96
98
96
98
98
92
93
96
98
96

Pressure (mb)

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

Ozone (du)

321
322
324
321
319
320
322
324
324
325
328
330
330
330
328
329
329
331
331
333
333
338
339
346

Sunday 26

Waxing Gibbous 81%

15:18

04:14

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:18, Set: 19:57, Transit: 13:08. Moon - Rise: 15:18, Set: 04:14. Civil Dark: 20:25 - 05:50. Nautical Dark: 20:58 - 05:16. Astro Dark: 21:34 - 04:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
99
100
97
95
100
100
96
94
83
81
70
59
52
41
33

Low Clouds (% Sky Obscured)

97
97
100
92
100
95
94
96
96
97
99
97
95
100
100
90
80
69
57
48
39
35
30
25

Medium Clouds (% Sky Obscured)

100
100
100
94
88
84
75
63
43
40
27
17
15
15
44
44
58
75
81
70
59
52
41
33

High Clouds (% Sky Obscured)

81
68
65
57
40
8
1
9
0
0
0
0
0
1
3
2
2
2
1
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
78
68
61
58
57
56
51
46
38
36
34
25
29
29
36
45
46
40

Precipitation Amount (mm)

0.9
1.3
1.4
1.2
1.1
1.4
0.7
0.6
0.4
0.4
0.4
0.3
0.3
0.2
0.2
0.1
0.1
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
16
11
8
6
7
5
8
7
7
7
7
9
8
8
7
7
6
5
7
10
12
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
94
96
94
96
96
96
96
96
96
96
96
94
92
94
94
96
96
89
89
91
93
94
93

Pressure (mb)

1005
1005
1005
1006
1006
1007
1008
1010
1010
1010
1011
1012
1015
1017
1017
1017
1017
1015
1014
1013
1013
1013
1013
1013

Ozone (du)

347
347
352
353
354
350
350
346
342
340
338
336
337
337
339
342
348
355
356
358
357
356
354
356

Monday 27

Waxing Gibbous 88%

16:21

04:37

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:16, Set: 19:58, Transit: 13:07. Moon - Rise: 16:21, Set: 04:37. Civil Dark: 20:26 - 05:48. Nautical Dark: 20:59 - 05:14. Astro Dark: 21:35 - 04:38

Total Clouds (% Sky Obscured)

29
25
24
49
72
94
88
82
75
81
85
89
88
90
90
89
88
87
94
99
100
86
65
51

Low Clouds (% Sky Obscured)

29
22
23
26
32
33
42
56
62
58
55
50
48
53
50
36
20
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

29
25
24
49
72
94
87
82
30
13
15
16
9
10
7
11
19
29
39
93
95
86
65
51

High Clouds (% Sky Obscured)

0
0
0
28
57
85
60
34
8
26
43
60
53
46
39
56
73
87
92
94
96
68
40
12

ISS Passover

Visibility (miles)

0
1
1
2
0
0
0
0
8
7
4
2
2
1
1
1
4
7
9
9
9
9
9
9

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

None
None
None
None
Light Rain
None
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
36
38
44
70
53
55
45
9
11
10
6
10
9
2
8
6
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
17
17
12
10
8
9
8
8
6
6
5
4
3
2
3
3
4
6
8
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
86
83
88
93
92
94
94
94
92
92
92
91
92
91
83
75
69
68
66
66
65
65

Pressure (mb)

1013
1013
1013
1014
1014
1015
1017
1017
1017
1021
1022
1022
1023
1024
1023
1024
1023
1022
1021
1020
1020
1020
1019
1019

Ozone (du)

356
355
353
354
352
359
354
348
346
350
345
341
337
335
334
333
332
331
331
329
328
327
326
326

Tuesday 28

Waxing Gibbous 94%

17:23

05:00

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

Sun - Rise: 06:15, Set: 19:59, Transit: 13:07. Moon - Rise: 17:23, Set: 05:00. Civil Dark: 20:27 - 05:47. Nautical Dark: 21:01 - 05:13. Astro Dark: 21:37 - 04:37

Total Clouds (% Sky Obscured)

49
46
46
63
81
99
95
92
88
70
49
27
50
72
90
93
86
96
96
98
100
100
100
100

Low Clouds (% Sky Obscured)

3
6
8
7
4
0
7
14
21
14
6
1
11
26
42
58
69
65
61
57
54
52
46
33

Medium Clouds (% Sky Obscured)

49
46
46
63
79
95
95
92
88
70
49
27
50
65
30
20
10
5
7
14
29
52
76
98

High Clouds (% Sky Obscured)

12
13
14
42
71
99
71
42
13
11
10
8
38
69
90
93
86
96
96
98
100
82
76
49

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
8

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
15
20
24
40
53
64
58
49
33

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
0.3
0
0

Wind Speed/Direction (mph)

10
10
11
11
9
6
4
4
5
5
6
6
7
6
6
5
6
7
5
4
4
3
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
64
66
67
72
80
88
86
84
83
78
76
73
73
74
74
70
69
65
63
61
58
60
64

Pressure (mb)

1018
1018
1018
1018
1019
1021
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1019
1018
1018
1017
1016
1015

Ozone (du)

325
324
322
321
319
317
315
313
312
311
309
308
307
308
308
309
311
312
314
313
312
310
309
307

Wednesday 29

Waxing Gibbous 98%

18:24

05:24

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:14, Set: 20:00, Transit: 13:07. Moon - Rise: 18:24, Set: 05:24. Civil Dark: 20:28 - 05:46. Nautical Dark: 21:02 - 05:12. Astro Dark: 21:38 - 04:35

Total Clouds (% Sky Obscured)

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)

33
29
29
40
47
56
66
76
88
90
91
92
95
98
100
100
99
98
94
89
85

Medium Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

61
81
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
71

ISS Passover

Visibility (miles)

7
6
5
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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

Precipitation Probability (%)

38
39
38
50
61
72
74
75
74
92
95
95
95
95
95
95
95
92
83
78
73

Precipitation Amount (mm)

0
0
0
0
0.3
0.5
0.5
0.4
0.3
0.6
0.9
1.1
1.5
1.8
1.8
1.3
0.9
0.7
0.4
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
71
78
83
89
93
98
96
98
96
98
98
98
98
98
98
98
98
98
98
98

Pressure (mb)

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

Ozone (du)

305
308
312
315
317
319
321
321
320
320
334
347
361
362
364
366
368
370
373
371
368

Forecast for Silverton, San Juan, United States of America (37.81,-107.66)

Generated: 23/04/26 15:01:26. Forecast: 23/04/26 to 29/04/26. Timezone: UTC-6.00