Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

First Quarter 50%

12:47

02:44

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

Sun - Rise: 06:07, Set: 19:45, Transit: 12:57. Moon - Rise: 12:47, Set: 02:44. Civil Dark: 20:14 - 05:38. Nautical Dark: 20:48 - 05:03. Astro Dark: 21:25 - 04:27

Total Clouds (% Sky Obscured)

67
73
80
90
25
4
19
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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)

67
73
80
90
25
4
19
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

67
73
80
21
1
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 (%)

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 (%)

4
11
22
7
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)

6
3
9
16
15
11
5
6
8
7
8
8
8
8
8
7
6
5
3
4
6
9
8
5

Chance of Frost

Temperature (°C)

16
16
16
15
15
14
11
10
9
9
8
7
7
7
7
6
6
6
9
11
14
16
17
19

Feels Like (°C)

10
8
8
8
9
9
10
7
5
6
5
5
4
4
4
3
3
4
8
11
12
13
14
17

Dew Point (°C)

-14
-12
-11
-9
-8
-6
-6
-6
-6
-6
-7
-7
-8
-9
-9
-9
-10
-8
-9
-7
-6
-6
-7
-9

Relative Humidity (%)

11
12
15
18
19
24
28
31
35
35
35
34
33
32
32
33
32
35
28
26
24
21
18
14

Pressure (mb)

1003
1003
1003
1003
1004
1004
1005
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1007
1005
1004
1002

Ozone (du)

358
357
359
361
359
359
358
357
358
357
355
356
360
360
357
356
355
353
353
354
357
359
362
365

Friday 24

Waxing Gibbous 61%

13:58

03:15

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 OK
12 Good
13 OK

Sun - Rise: 06:05, Set: 19:46, Transit: 12:56. Moon - Rise: 13:58, Set: 03:15. Civil Dark: 20:15 - 05:37. Nautical Dark: 20:50 - 05:02. Astro Dark: 21:26 - 04:25

Total Clouds (% Sky Obscured)

100
100
100
81
66
100
100
100
71
83
86
98
99
100
100
96
88
92
68
62
55
35
18
15

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
25
23
60
66
70
72
75
75
75
68
62
55
35
12
3

Medium Clouds (% Sky Obscured)

100
98
100
81
66
73
0
0
0
6
86
98
99
85
85
80
63
20
4
2
0
0
7
9

High Clouds (% Sky Obscured)

100
60
55
55
63
100
100
100
52
42
44
45
45
45
50
45
13
4
4
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
1

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)

3
8
13
14
15
10
6
12
13
17
13
13
9
9
8
9
8
7
6
7
6
7
8
10

Chance of Frost

Temperature (°C)

20
21
21
20
19
18
16
13
11
8
6
4
3
3
3
2
2
2
3
4
6
8
10
12

Feels Like (°C)

19
17
16
15
14
14
12
9
7
1
-1
-1
-2
-1
-2
-2
-2
-1
-1
1
2
4
6
9

Dew Point (°C)

-10
-11
-13
-10
-8
-6
-9
-12
-14
-6
-4
-1
-1
-0
0
-0
-1
-0
-1
-1
1
2
2
2

Relative Humidity (%)

12
10
9
12
15
20
17
16
15
37
51
67
75
80
83
83
83
83
74
71
68
66
59
51

Pressure (mb)

1001
999
998
998
999
999
1001
1003
1005
1008
1010
1012
1013
1012
1013
1013
1014
1014
1014
1013
1012
1011
1009
1008

Ozone (du)

365
362
360
359
358
359
360
359
360
365
367
367
366
368
370
369
366
365
362
361
361
361
360
359

Saturday 25

Waxing Gibbous 71%

13:58

03:40

14 OK
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

Sun - Rise: 06:04, Set: 19:47, Transit: 12:56. Moon - Rise: 13:58, Set: 03:40. Civil Dark: 20:16 - 05:35. Nautical Dark: 20:51 - 05:00. Astro Dark: 21:28 - 04:23

Total Clouds (% Sky Obscured)

32
98
66
100
100
100
100
100
100
100
100
99
78
100
80
94
96
76
81
77
95
94
80
89

Low Clouds (% Sky Obscured)

3
2
2
20
3
9
47
46
35
19
14
29
23
34
42
65
55
57
68
73
77
48
39
51

Medium Clouds (% Sky Obscured)

21
97
66
64
54
100
81
65
60
93
92
95
75
59
67
68
69
24
19
6
5
20
25
45

High Clouds (% Sky Obscured)

0
33
19
100
100
100
100
100
100
100
100
94
55
100
30
30
21
1
1
1
81
86
75
86

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
Light Rain

Precipitation Probability (%)

1
2
6
15
24
37
30
23
8
2
0
3
5
0
0
0
0
0
0
3
6
22
51
75

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
0.4

Wind Speed/Direction (mph)

11
13
15
16
15
15
12
12
11
11
9
7
6
7
7
7
7
6
4
3
4
5
4
5

Chance of Frost

Temperature (°C)

13
14
14
14
13
11
9
8
7
7
6
5
4
4
3
3
3
4
5
6
8
9
11
12

Feels Like (°C)

10
11
9
8
8
5
4
3
3
3
1
1
1
-1
-1
-1
-1
1
4
5
6
7
9
10

Dew Point (°C)

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

Relative Humidity (%)

45
43
44
49
53
58
63
65
66
66
70
72
75
75
74
74
73
72
66
60
56
52
47
41

Pressure (mb)

1007
1005
1004
1005
1005
1006
1007
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1007
1007
1005
1004
1002
1001
999

Ozone (du)

356
348
344
340
335
332
333
335
334
333
333
333
333
330
331
333
335
337
338
341
344
346
347
347

Sunday 26

Waxing Gibbous 81%

15:05

04:03

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
13 Bad

Sun - Rise: 06:03, Set: 19:48, Transit: 12:56. Moon - Rise: 15:05, Set: 04:03. Civil Dark: 20:17 - 05:34. Nautical Dark: 20:52 - 04:59. Astro Dark: 21:29 - 04:21

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
95
93
91
93
96
100
100
100
100
100
100
99
92
85
79
87
94

Low Clouds (% Sky Obscured)

30
59
50
42
40
46
45
50
60
76
84
91
100
100
100
100
99
99
99
92
85
79
87
72

Medium Clouds (% Sky Obscured)

49
100
100
100
68
87
40
31
57
29
17
56
72
62
84
91
85
80
74
51
32
12
37
91

High Clouds (% Sky Obscured)

100
100
100
100
95
89
85
76
70
64
46
24
15
5
5
5
32
47
68
46
23
0
34
68

ISS Passover

Visibility (miles)

9
8
1
2
9
5
7
0
0
0
1
8
9
9
9
8
1
0
0
0
5
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

Light Rain
Light Rain
Moderate Rain
Light Rain
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
91
65
95
55
36
27
22
29
37
44
41
33
24
28
21
16
10
16
4
13
19

Precipitation Amount (mm)

0.8
1.3
3.1
0.5
0
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
8
14
8
12
7
7
9
8
7
6
5
7
10
9
9
10
10
9
9
10
10
9
8

Chance of Frost

Temperature (°C)

12
12
10
9
10
10
9
8
7
7
6
6
6
6
5
4
4
3
3
3
4
5
7
8

Feels Like (°C)

10
8
3
5
5
7
5
5
4
4
3
4
4
3
2
0
-1
-2
-1
-0
-1
1
3
5

Dew Point (°C)

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

Relative Humidity (%)

38
37
68
90
87
88
90
93
93
94
93
91
90
91
91
91
94
96
96
96
88
76
67
61

Pressure (mb)

998
997
998
999
999
999
1000
1001
1002
1002
1003
1004
1004
1005
1006
1008
1010
1011
1012
1013
1013
1013
1012
1011

Ozone (du)

345
345
336
343
346
349
355
360
364
363
360
359
354
353
350
345
342
343
344
347
350
353
356
359

Monday 27

Waxing Gibbous 88%

16:09

04:25

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 Good
10 Good
11 Good
12 Good
13 OK

Sun - Rise: 06:01, Set: 19:49, Transit: 12:56. Moon - Rise: 16:09, Set: 04:25. Civil Dark: 20:18 - 05:33. Nautical Dark: 20:53 - 04:57. Astro Dark: 21:31 - 04:20

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
94
87
85
90
93
96
93
83
72
47
23
1
0
0
0
12
23

Low Clouds (% Sky Obscured)

64
88
92
91
86
72
63
62
54
50
78
80
94
85
67
59
38
19
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

99
98
97
96
94
90
88
77
58
47
17
22
65
13
7
0
0
0
0
0
0
0
3
4

High Clouds (% Sky Obscured)

100
100
100
100
97
100
100
66
66
70
61
56
8
0
0
0
0
0
0
0
0
0
4
8

ISS Passover

Visibility (miles)

9
5
4
4
2
8
8
4
0
0
0
0
0
0
0
7
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

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

Precipitation Probability (%)

55
95
95
95
95
95
71
75
66
73
52
70
54
23
4
0
2
2
0
0
0
0
1
1

Precipitation Amount (mm)

0.3
1.9
1.2
1.9
0.9
0.6
0.2
0.5
0
0.2
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
10
9
10
10
10
9
8
8
7
7
6
5
3
3
3
3
5
6
8
10
12
14
15

Feels Like (°C)

6
8
5
6
7
6
5
5
4
4
4
2
-0
0
1
-1
-1
-1
0
0
2
3
4
13

Dew Point (°C)

1
2
5
8
9
8
8
7
7
7
6
5
5
3
3
2
1
1
-0
-1
-2
-3
-4
-4

Relative Humidity (%)

54
55
78
88
91
90
91
90
94
96
94
96
100
98
96
91
86
75
63
53
43
35
28
25

Pressure (mb)

1010
1010
1010
1011
1012
1012
1013
1013
1013
1013
1014
1015
1017
1018
1019
1018
1018
1018
1017
1017
1016
1015
1015
1014

Ozone (du)

360
358
360
362
370
375
377
378
376
375
379
384
383
379
372
371
372
373
373
373
372
372
371
370

Tuesday 28

Waxing Gibbous 94%

17:12

04:46

14 OK
15 Good
16 Good
17 Good
18 Good
19 Good
20 OK
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

Sun - Rise: 06:00, Set: 19:50, Transit: 12:56. Moon - Rise: 17:12, Set: 04:46. Civil Dark: 20:19 - 05:31. Nautical Dark: 20:54 - 04:56. Astro Dark: 21:32 - 04:18

Total Clouds (% Sky Obscured)

21
11
8
6
7
8
19
49
66
81
85
89
93
96
99
99
90
80
71
72
73
74
83
91

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)

6
5
4
3
3
3
8
17
16
25
23
14
12
23
35
50
29
10
4
4
5
6
36
65

High Clouds (% Sky Obscured)

12
11
8
6
7
8
19
49
66
69
56
34
35
68
88
99
88
79
68
70
71
72
71
70

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
6
5
1
4
5
3
16
20
20
24
24
17
19
14
7
5
3
1
4
4
3
10
14

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
15
15
16
15
16
14
12
10
8
7
6
6
5
5
2
2
2
3
4
5
14

Dew Point (°C)

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

Relative Humidity (%)

23
21
23
25
26
31
37
45
45
44
44
47
48
51
47
43
41
37
32
30
25
22
19
19

Pressure (mb)

1013
1013
1012
1012
1012
1013
1014
1015
1016
1017
1017
1017
1017
1017
1017
1018
1018
1017
1016
1016
1015
1013
1012
1011

Ozone (du)

369
368
366
363
361
359
358
356
353
349
346
344
343
341
342
342
342
341
341
340
340
340
340
340

Wednesday 29

Waxing Gibbous 98%

18:15

05:09

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

Sun - Rise: 05:59, Set: 19:51, Transit: 12:56. Moon - Rise: 18:15, Set: 05:09. Civil Dark: 20:20 - 05:30. Nautical Dark: 20:56 - 04:54. Astro Dark: 21:34 - 04:16

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
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
11
20
29
52
76
99
99
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

94
96
97
99
99
100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

69
79
90
100
99
99
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
6
4
3
2
0
0
0
0
0
0

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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain

Precipitation Probability (%)

13
27
36
42
57
62
68
74
73
65
75
79
90
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0.3
0.3
0.3
0.6
0.5
0.3
0.4
0.4
0.4
1.4
2.4
4.3
3.6
3.6
3.6
2.9
2.2
1.6

Wind Speed/Direction (mph)

9
11
10
8
8
7
7
8
9
11
12
11
11
10
12
15
19
15
12
10
10
10

Chance of Frost

Temperature (°C)

18
19
18
16
15
14
13
11
11
10
9
8
8
7
7
6
5
5
5
4
5
5

Feels Like (°C)

15
15
15
13
13
11
11
11
11
10
10
5
5
5
5
5
5
1
1
0
0
-1

Dew Point (°C)

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

Relative Humidity (%)

20
20
22
25
27
31
35
41
48
56
64
70
78
85
88
93
96
96
98
98
100
100

Pressure (mb)

1010
1009
1008
1008
1007
1008
1009
1009
1010
1011
1012
1012
1012
1012
1013
1014
1014
1016
1018
1019
1020
1020

Ozone (du)

341
342
341
339
338
340
341
343
342
342
341
343
344
346
353
359
366
369
371
374
377
380

Forecast for Seven Hills, Arapahoe, United States of America (39.66,-104.76)

Generated: 23/04/26 14:06:38. Forecast: 23/04/26 to 29/04/26. Timezone: UTC-6.00