Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

Waxing Gibbous 61%

12:56

03:38

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:16, Set: 20:08, Transit: 13:13. Moon - Rise: 12:56, Set: 03:38. Civil Dark: 20:38 - 05:46. Nautical Dark: 21:15 - 05:08. Astro Dark: 21:55 - 04:28

Total Clouds (% Sky Obscured)

100
99
99
100
100
99
96
96
89
89
91
92
88
86
100
93
91
97
97
100
96
80
90
50

Low Clouds (% Sky Obscured)

21
89
97
96
96
97
96
96
89
89
91
92
88
86
100
93
91
97
97
100
96
80
90
50

Medium Clouds (% Sky Obscured)

92
98
99
91
99
98
93
73
55
45
50
55
55
60
34
49
49
42
28
4
1
0
0
2

High Clouds (% Sky Obscured)

0
5
1
1
1
16
22
21
26
2
1
0
1
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
13
13
13
14
13
11
13
2

Precipitation Type

None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

27
27
17
27
41
49
56
51
42
67
95
95
66
59
49
53
51
46
34
25
13
9
11
2

Precipitation Amount (mm)

0
0
0
0.1
0.3
0.3
0.4
0.5
0.3
0.7
1.7
1.4
0.6
0.5
0.3
0.4
0.3
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

16
13
12
13
11
10
10
10
10
9
8
6
5
4
5
5
5
5
6
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-4
-4
-4
-4
-5
-5
-5
-7
-7
-7
-8
-7
-8
-8
-8
-9
-9
-10
-11
-11
-11
-10
-9

Dew Point (°C)

-6
-6
-6
-5
-5
-5
-5
-4
-4
-5
-4
-4
-4
-4
-5
-5
-5
-6
-6
-7
-8
-8
-7
-7

Relative Humidity (%)

55
58
57
59
61
64
70
75
83
86
94
96
96
98
96
98
98
96
96
94
94
90
90
87

Pressure (mb)

1009
1010
1010
1010
1010
1010
1010
1012
1014
1014
1016
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1017

Ozone (du)

361
362
360
357
357
359
359
361
362
366
374
383
371
371
374
376
374
371
369
366
365
364
365
367

Saturday 25

Waxing Gibbous 71%

14:09

04:01

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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

Sun - Rise: 06:14, Set: 20:09, Transit: 13:13. Moon - Rise: 14:09, Set: 04:01. Civil Dark: 20:40 - 05:44. Nautical Dark: 21:17 - 05:07. Astro Dark: 21:57 - 04:26

Total Clouds (% Sky Obscured)

39
72
76
61
72
47
57
100
100
100
100
92
100
83
93
100
99
100
100
98
100
100
99
98

Low Clouds (% Sky Obscured)

39
69
30
30
25
1
1
0
0
0
0
0
0
3
10
10
14
39
50
53
75
82
96
97

Medium Clouds (% Sky Obscured)

1
1
41
19
51
17
36
30
35
20
8
25
29
34
34
78
75
76
100
82
50
97
83
78

High Clouds (% Sky Obscured)

0
9
38
20
58
47
57
100
95
100
100
51
92
83
93
97
99
100
35
49
41
25
28
25

ISS Passover

Visibility (miles)

1
1
3
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
0

Fog (%)

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 Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

11
1
0
0
0
0
0
0
0
0
0
0
0
1
4
9
19
37
50
56
66
68
64
66

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.5
0.4
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
82
79
71
60
54
50
50
57
65
68
68
69
71
72
73
75
76
78
79
82
86
89
89

Pressure (mb)

1016
1014
1012
1010
1008
1006
1005
1005
1006
1007
1009
1009
1010
1010
1010
1010
1009
1009
1010
1009
1009
1009
1009
1008

Ozone (du)

374
379
378
377
376
374
372
369
367
364
360
357
353
352
349
348
344
342
342
345
346
345
344
343

Sunday 26

Waxing Gibbous 81%

15:19

04:21

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:13, Set: 20:10, Transit: 13:12. Moon - Rise: 15:19, Set: 04:21. Civil Dark: 20:41 - 05:42. Nautical Dark: 21:18 - 05:05. Astro Dark: 21:59 - 04:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
98
93
97
98
100
99
100
100
99
100
100
100
100
92
92
89
82
71
64
52
43
45
67

Medium Clouds (% Sky Obscured)

77
100
100
100
100
100
100
100
100
100
100
88
77
23
50
50
7
3
5
42
34
36
31
55

High Clouds (% Sky Obscured)

25
27
100
100
100
100
100
100
100
100
100
91
11
94
6
46
10
15
25
25
25
30
35
35

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
9
9
9
9
9
1

Fog (%)

0
0
0
0
0
0
0
14
14
10
0
0
1
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

71
81
87
95
95
95
95
95
95
91
69
58
48
35
23
20
13
11
8
6
4
3
3
4

Precipitation Amount (mm)

0.4
0.6
0.7
0.8
0.9
1
0.9
0.9
1
0.8
0.5
0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
96
96
98
98
98
98
98
98
100
98
100
98
98
98
98
98
94
89
85
84
86
84
89

Pressure (mb)

1007
1007
1006
1006
1006
1006
1006
1007
1008
1010
1011
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1015
1015
1014

Ozone (du)

342
339
338
339
342
345
347
347
346
346
347
348
349
348
350
352
355
357
357
356
356
358
360
362

Monday 27

Waxing Gibbous 88%

16:26

04:40

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
06 Bad
07 OK
08 Good
09 OK
10 OK

Sun - Rise: 06:12, Set: 20:12, Transit: 13:12. Moon - Rise: 16:26, Set: 04:40. Civil Dark: 20:42 - 05:41. Nautical Dark: 21:19 - 05:03. Astro Dark: 22:00 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
73
27
0
12
22

Low Clouds (% Sky Obscured)

64
63
64
58
27
36
39
34
26
20
16
17
17
8
5
1
1
1
0
0
0
0
2
3

Medium Clouds (% Sky Obscured)

73
92
100
100
100
100
100
100
100
77
100
82
100
100
100
100
100
100
100
73
15
0
5
11

High Clouds (% Sky Obscured)

30
53
77
100
93
85
78
85
93
100
100
98
100
100
100
97
65
37
5
2
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
1
4
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

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 (%)

6
21
34
36
34
35
37
26
22
19
19
18
11
19
19
7
7
5
2
5
6
4
7
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
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
86
81
80
80
79
79
80
77
73
70
70
67
67
70
70
69
64
63
64
64
60
55

Pressure (mb)

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

Ozone (du)

363
363
363
362
363
364
364
363
363
363
364
365
366
369
371
374
374
377
377
375
372
369
370
370

Tuesday 28

Waxing Gibbous 94%

17:31

04:59

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

Sun - Rise: 06:10, Set: 20:13, Transit: 13:12. Moon - Rise: 17:31, Set: 04:59. Civil Dark: 20:43 - 05:39. Nautical Dark: 21:21 - 05:02. Astro Dark: 22:02 - 04:20

Total Clouds (% Sky Obscured)

34
63
85
100
81
77
65
60
57
54
48
37
50
45
50
60
70
75
75
75
75
65
65
75

Low Clouds (% Sky Obscured)

2
1
19
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20

Medium Clouds (% Sky Obscured)

15
60
85
100
63
72
65
60
57
54
48
37
50
45
50
60
70
75
75
75
75
65
65
73

High Clouds (% Sky Obscured)

0
0
0
1
4
5
5
5
5
0
0
5
14
0
0
0
10
15
25
35
26
9
2
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
8

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

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 (%)

4
7
12
16
7
9
3
3
5
3
5
5
4
9
11
7
16
17
9
17
16
2
12
19

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
6
4
11
16
16
15
14
11
7
6
7
7
7
7
7
8
8
7
7
4
1
3
3

Chance of Frost

Temperature (°C)

5
6
8
9
10
10
9
8
7
6
5
4
3
2
2
2
2
1
1
1
3
4
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
50
40
35
36
36
40
44
46
53
57
60
63
66
66
66
66
68
68
70
61
53
47
46

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1014
1014
1015
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

367
365
363
358
355
355
355
355
354
354
355
353
350
349
348
347
346
346
345
345
345
345
345
346

Wednesday 29

Waxing Gibbous 98%

18:36

05:20

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 06:09, Set: 20:14, Transit: 13:12. Moon - Rise: 18:36, Set: 05:20. Civil Dark: 20:45 - 05:38. Nautical Dark: 21:22 - 05:00. Astro Dark: 22:04 - 04:18

Total Clouds (% Sky Obscured)

86
88
91
93
90
86
84
88
93
100
100
100
100
98
96
95
95
95
95
94
93
91
93
95

Low Clouds (% Sky Obscured)

30
41
52
63
60
57
55
70
85
100
100
100
100
98
96
95
95
95
95
94
93
91
93
95

Medium Clouds (% Sky Obscured)

83
88
91
93
90
86
84
87
82
77
85
95
100
95
90
85
89
93
95
79
61
42
44
44

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
22
44
65
70
70
70
55
20
9
4
2
0
8
14
20
21
30

ISS Passover

Visibility (miles)

6
5
6
8
9
9
8
7
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Sleet
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

24
31
36
40
42
43
45
54
65
77
79
84
90
80
70
61
59
57
56
49
45
45
43
43

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.4
0.7
0.7
0.8
1
0.7
0.5
0.4
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2

Wind Speed/Direction (mph)

4
5
6
6
7
8
10
12
10
8
6
5
5
5
4
3
3
2
2
3
3
4
5
5

Chance of Frost

Temperature (°C)

8
9
10
11
11
11
10
10
8
7
5
4
3
2
2
2
1
1
1
1
1
2
2
3

Feels Like (°C)

1
2
7
7
7
7
9
10
6
5
3
2
1
0
-2
-2
-2
-2
-2
-2
-2
-1
-1
0

Dew Point (°C)

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

Relative Humidity (%)

44
42
41
39
38
45
54
64
74
85
98
98
98
100
100
100
100
100
98
98
100
100
100
98

Pressure (mb)

1016
1015
1015
1014
1013
1013
1014
1014
1015
1016
1017
1018
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1021

Ozone (du)

346
347
346
346
346
345
343
342
340
339
338
337
336
335
335
334
333
335
336
338
338
339
339
342

Thursday 30

Waxing Gibbous 100%

19:42

05:43

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: 06:07, Set: 20:15, Transit: 13:12. Moon - Rise: 19:42, Set: 05:43. Civil Dark: 20:46 - 05:36. Nautical Dark: 21:24 - 04:58. Astro Dark: 22:05 - 04:16

Total Clouds (% Sky Obscured)

98
98
98
98
98
99
100
98
98
98
97
99
99
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
98
98
98
98
98
97
98
98
98
97
99
99
98
100
100
100
100
100

Medium Clouds (% Sky Obscured)

45
53
59
66
64
63
61
74
86
98
97
98
97
98
99
100
100
99
99

High Clouds (% Sky Obscured)

41
56
64
69
75
77
74
67
65
67
72
73
73
67
64
58
72
86
100

ISS Passover

Visibility (miles)

0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Precipitation Type

Snow
Snow
Snow
None
Sleet
Sleet
None
Sleet
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

46
43
43
45
49
49
45
59
57
54
53
48
53
47
43
50
42
33
38

Precipitation Amount (mm)

0.2
0.2
0.2
0
0.3
0.2
0
0.4
0.4
0.3
0.3
0.2
0.4
0.3
0.2
0.4
0.2
0.1
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
94
89
86
86
88
89
91
94
96
96
98
100
98
100
98
98
98

Pressure (mb)

1021
1020
1020
1019
1019
1019
1019
1019
1019
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

345
348
349
351
353
353
353
353
351
348
346
344
342
340
341
342
342
341
340

Forecast for Lander, Fremont, United States of America (42.75,-108.81)

Generated: 24/04/26 11:53:45. Forecast: 24/04/26 to 30/04/26. Timezone: UTC-6.00