Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Gibbous 66%

02:05

10:27

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

Sun - Rise: 06:25, Set: 20:01, Transit: 13:14. Moon - Rise: 02:05, Set: 10:27. Civil Dark: 20:31 - 05:55. Nautical Dark: 21:07 - 05:19. Astro Dark: 21:46 - 04:40

Total Clouds (% Sky Obscured)

100
100
100
74
91
74
44
25
27
0
18
0
0
0
0
0
0
0
0
0
0
0
0
1

Low Clouds (% Sky Obscured)

74
12
11
23
24
16
5
4
8
0
10
0
0
0
0
0
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

78
75
71
32
52
53
42
21
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

22
14
13
2
16
15
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
9
9
9
7
5
6
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
2
6
6
13
31
51
52
20
4
0
0
0
0
2

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
17
15
10
6
2
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

-6
-6
-5
-5
-4
-4
-6
-9
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-10
-6
-3
-3
-2
-1

Feels Like (°C)

-9
-9
-9
-8
-6
-7
-9
-14
-14
-14
-14
-14
-14
-14
-14
-14
-15
-15
-14
-8
-4
-4
-3
-3

Dew Point (°C)

-8
-9
-9
-8
-8
-8
-8
-12
-14
-14
-15
-15
-15
-16
-16
-16
-16
-16
-16
-11
-10
-9
-6
-4

Relative Humidity (%)

84
77
76
77
75
75
80
78
74
71
68
66
65
63
63
63
65
65
62
69
58
63
74
83

Pressure (mb)

1024
1024
1023
1023
1023
1023
1024
1026
1027
1027
1026
1026
1025
1025
1024
1024
1024
1024
1023
1021
1020
1020
1019
1018

Ozone (du)

406
405
405
404
403
404
405
406
404
399
396
392
390
389
390
386
379
375
372
371
370
369
367
364

Saturday 19

Waning Gibbous 56%

02:49

11:34

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

Sun - Rise: 06:23, Set: 20:03, Transit: 13:14. Moon - Rise: 02:49, Set: 11:34. Civil Dark: 20:32 - 05:53. Nautical Dark: 21:09 - 05:17. Astro Dark: 21:47 - 04:38

Total Clouds (% Sky Obscured)

3
27
36
60
60
46
23
23
11
38
57
100
78
100
100
99
99
100
99
100
98
100
94
99

Low Clouds (% Sky Obscured)

3
27
36
50
45
23
10
10
3
1
0
1
0
0
3
1
1
13
15
3
33
56
57
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
4
0
35
98
97
100
99
100
83
35
34
80

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
38
57
100
67
100
100
26
92
100
69
26
25
25
1
0

ISS Passover

Visibility (miles)

9
0
0
0
0
0
5
6
9
9
9
9
9
9
9
9
9
9
9
9
9
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
2

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
1
1
3
4
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
98
100
98
98
100
96
84
79
75
74
73
72
72
71
71
72
72
72
83
100
98
98
98

Pressure (mb)

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

Ozone (du)

363
363
364
364
364
362
361
360
357
356
356
355
355
356
356
356
355
357
360
363
362
364
368
366

Sunday 20

Third Quarter 45%

03:24

12:46

13 Bad
14 Bad
15 Bad
16 OK
17 Good
18 Good
19 Good
20 Good
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 OK
11 OK
12 OK

Sun - Rise: 06:21, Set: 20:04, Transit: 13:13. Moon - Rise: 03:24, Set: 12:46. Civil Dark: 20:34 - 05:52. Nautical Dark: 21:10 - 05:15. Astro Dark: 21:49 - 04:36

Total Clouds (% Sky Obscured)

83
84
84
6
0
0
0
0
49
100
48
55
50
22
33
94
63
65
70
65
46
22
1
0

Low Clouds (% Sky Obscured)

60
30
29
6
0
0
0
0
0
0
0
0
1
3
1
4
0
0
0
0
0
0
1
0

Medium Clouds (% Sky Obscured)

26
38
35
0
0
0
0
0
0
100
31
0
6
0
18
94
50
59
67
65
46
22
1
0

High Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
49
100
48
10
10
4
5
12
63
65
70
65
43
22
0
0

ISS Passover

Visibility (miles)

0
0
0
1
9
9
9
9
9
9
9
9
7
6
4
4
9
9
9
9
9
9
9
9

Fog (%)

5
4
2
1
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
Light Rain
None
Snow
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
3
2
4
3
0
0
0
5
12
5
11
71
36
72
50
24
12
11
11
17
21
25
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.6
0
0.7
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
7
8
8
8
8
9
8
5
5
8
7
9
7
8
7
7
6
5
11
13
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
93
88
84
81
75
69
70
70
72
73
72
83
72
80
74
77
76
77
68
52
49
49

Pressure (mb)

1013
1012
1011
1010
1010
1010
1010
1011
1013
1013
1011
1011
1011
1011
1010
1010
1009
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

366
368
368
367
366
365
365
367
368
365
365
363
364
364
363
364
363
366
368
371
373
374
376
377

Monday 21

Waning Crescent 34%

03:53

No Set

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

Sun - Rise: 06:20, Set: 20:05, Transit: 13:13. Moon - Rise: 03:53, Set: No Set. Civil Dark: 20:35 - 05:50. Nautical Dark: 21:11 - 05:13. Astro Dark: 21:51 - 04:34

Total Clouds (% Sky Obscured)

0
0
0
0
0
18
36
56
37
21
7
8
10
4
26
10
3
2
1
0
22
40
60
60

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
6
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
2
2
26
10
3
2
1
0
9
18
21
35

High Clouds (% Sky Obscured)

0
0
0
0
0
18
36
56
37
21
4
3
3
0
4
0
0
0
0
0
8
16
24
16

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 (%)

14
5
6
4
0
1
1
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)

19
21
20
21
20
20
16
11
8
7
5
2
2
4
6
6
6
5
5
2
3
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-5
-5
-5
-5
-7
-7
-7
-7
-9
-10
-9
-10
-10
-11
-12
-12
-12
-12
-12
-12
-10
-10
-10

Relative Humidity (%)

46
42
42
42
41
38
40
46
52
46
45
49
50
49
47
46
45
44
43
36
35
35
31
30

Pressure (mb)

1009
1009
1008
1008
1008
1008
1009
1011
1012
1012
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1016
1015
1014

Ozone (du)

376
374
374
373
373
374
373
373
369
365
364
364
362
360
362
364
365
367
369
369
369
368
365
363

Tuesday 22

Waning Crescent 23%

04:18

14:01

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
11 Bad
12 Bad

Sun - Rise: 06:18, Set: 20:06, Transit: 13:13. Moon - Rise: 04:18, Set: 14:01. Civil Dark: 20:36 - 05:48. Nautical Dark: 21:13 - 05:11. Astro Dark: 21:52 - 04:32

Total Clouds (% Sky Obscured)

73
90
90
89
88
83
79
76
62
45
50
100
100
100
95
91
87
85
84
76
79
89
99
99

Low Clouds (% Sky Obscured)

1
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)

45
57
90
89
77
77
53
23
17
9
0
21
13
10
15
21
26
21
18
14
26
35
41
47

High Clouds (% Sky Obscured)

8
5
5
5
5
5
5
0
0
5
15
87
94
100
70
42
22
36
33
15
35
63
95
97

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
1
1
0
3
5
5
13
14
8
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)

4
7
11
10
9
8
5
3
5
6
6
6
5
5
5
4
3
3
3
4
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

27
25
26
28
29
32
34
44
46
50
48
46
46
45
45
48
50
53
51
50
49
46
45
43

Pressure (mb)

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

Ozone (du)

362
360
356
354
352
351
351
350
350
350
351
353
352
350
349
349
349
349
349
348
348
348
347
346

Wednesday 23

Waning Crescent 14%

04:41

15:16

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
11 Bad
12 Bad

Sun - Rise: 06:17, Set: 20:07, Transit: 13:13. Moon - Rise: 04:41, Set: 15:16. Civil Dark: 20:37 - 05:47. Nautical Dark: 21:14 - 05:10. Astro Dark: 21:54 - 04:30

Total Clouds (% Sky Obscured)

100
100
91
83
77
79
81
85
83
83
81
86
91
96
97
97
97
97
98
98
96
94
92
85

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
2
3
5
6
32
58
83
88
92
96
92
88
84
81
79
76
67

Medium Clouds (% Sky Obscured)

50
54
57
58
58
53
51
48
32
18
0
0
0
0
0
0
0
0
0
0
0
4
11
1

High Clouds (% Sky Obscured)

98
100
77
57
35
44
53
62
50
40
30
29
61
69
71
65
58
62
69
76
70
59
50
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
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
19
22
22
16
17
23
30
25
16
6
7
7
6
7
6
6
4
1
0
0
0
0
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
12
12
12
12
10
8
6
5
4
3
3
3
2
2
2
2
3
3
4
5
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
35
31
32
32
33
41
51
62
66
68
73
74
76
79
79
81
83
82
79
77
71
64
58

Pressure (mb)

1010
1009
1008
1008
1008
1008
1010
1012
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1017
1017
1016

Ozone (du)

345
345
344
345
345
346
346
346
346
346
346
346
345
344
344
343
343
342
343
344
345
345
345
346

Thursday 24

Waning Crescent 7%

05:03

16:33

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: 06:15, Set: 20:08, Transit: 13:13. Moon - Rise: 05:03, Set: 16:33. Civil Dark: 20:39 - 05:45. Nautical Dark: 21:16 - 05:08. Astro Dark: 21:56 - 04:28

Total Clouds (% Sky Obscured)

76
66
75
85
94
94
93
93
95
98
100
100
100
100
95
91
86

Low Clouds (% Sky Obscured)

57
48
61
74
87
84
80
77
72
67
62
44
26
9
8
7
6

Medium Clouds (% Sky Obscured)

3
4
22
39
57
58
59
60
47
35
22
16
10
4
15
25
35

High Clouds (% Sky Obscured)

38
28
32
41
53
64
72
78
84
91
100
100
100
100
95
89
84

ISS Passover

Visibility (miles)

9
9
9
8
6
4
3
2
0
3
6
9
9
9
9
6
4

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

10
13
22
26
32
41
38
35
50
48
50
57
55
53
81
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.2
0
0
0.3
0.2
0
0.2
0
0
0.5
0.8
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-0
-0
-1
-0
-1
-1
-0
0
0
0
1
1
1
1
1
1
0

Relative Humidity (%)

55
52
48
49
49
50
55
58
64
66
70
73
76
79
82
83
85

Pressure (mb)

1015
1014
1014
1014
1013
1013
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

346
347
347
346
345
345
344
344
344
344
344
345
344
343
342
341
340

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

Generated: 18/04/25 13:23:06. Forecast: 18/04/25 to 24/04/25. Timezone: UTC-6.00