Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 81%

15:05

04:03

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

84
88
91
100
94
100
100
100
98
100
100
96
98
77
28
86
46
96
100
99
86
64
71
99

Low Clouds (% Sky Obscured)

24
15
4
4
2
1
18
35
45
52
54
46
42
8
0
35
37
94
100
98
65
64
57
22

Medium Clouds (% Sky Obscured)

38
88
91
100
69
100
100
100
98
100
61
70
20
5
12
77
11
6
1
0
4
5
50
97

High Clouds (% Sky Obscured)

84
88
91
100
74
100
59
100
35
40
42
67
42
45
3
2
2
0
0
2
2
1
0
95

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
6
9
9
5
9
9
9
9
9
9
8
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

64
53
88
22
44
54
49
41
34
40
40
9
5
0
4
1
5
6
20
5
5
4
13
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
10
4
8
8
5
6
5
5
4
3
4
4
3
2
3
8
14
13
11
8
7
6
5

Chance of Frost

Temperature (°C)

11
11
12
11
11
9
8
8
7
7
7
6
5
5
5
4
5
6
5
6
7
8
11
12

Feels Like (°C)

7
6
8
7
8
7
6
5
5
5
4
4
3
3
3
3
3
3
0
1
2
5
8
10

Dew Point (°C)

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

Relative Humidity (%)

56
61
66
70
72
87
85
84
81
77
76
85
90
91
91
91
90
88
80
72
64
58
49
42

Pressure (mb)

1000
999
999
999
999
1000
1002
1002
1002
1002
1002
1003
1003
1003
1004
1005
1008
1009
1011
1012
1012
1011
1010
1009

Ozone (du)

352
351
353
357
356
354
354
353
353
354
354
353
352
350
352
354
354
357
360
362
361
359
359
359

Monday 27

Waxing Gibbous 88%

16:09

04:25

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

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
78
66
97
35
30
31
45
50
28
12
36
56
71
91
59
29
67

Low Clouds (% Sky Obscured)

68
77
50
84
90
95
97
78
66
92
35
30
31
31
25
19
3
27
35
20
19
59
14
18

Medium Clouds (% Sky Obscured)

100
100
100
100
100
39
25
9
4
2
3
3
4
7
20
8
4
2
56
66
87
59
12
67

High Clouds (% Sky Obscured)

100
100
54
100
100
74
56
53
7
2
0
0
18
45
7
0
0
1
2
2
0
0
0
0

ISS Passover

Visibility (miles)

9
4
9
6
5
9
8
8
9
9
9
9
9
9
9
9
9
9
5
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

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

Precipitation Probability (%)

93
95
95
95
95
93
94
80
59
31
11
5
3
17
7
1
1
5
19
14
16
39
27
11

Precipitation Amount (mm)

1
0.9
0.4
1.4
0.6
0.5
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
7
6
6
4
3
2
1
1
2
1
2
1
0
1
2
3
4
4
5
6
7
8
11

Dew Point (°C)

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

Relative Humidity (%)

42
62
76
69
82
81
79
83
88
88
82
85
76
73
79
82
82
80
76
64
51
45
47
38

Pressure (mb)

1008
1009
1010
1010
1011
1012
1014
1015
1015
1014
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1012
1012
1013
1012

Ozone (du)

358
361
369
372
377
380
380
376
374
373
374
370
370
375
385
391
393
391
389
388
385
379
375
374

Tuesday 28

Waxing Gibbous 94%

17:12

04:46

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 OK
05 Bad
06 OK
07 Good
08 Good
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 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)

89
56
63
92
93
100
100
100
100
100
96
57
50
36
56
39
11
14
28
30
25
59
74
90

Low Clouds (% Sky Obscured)

45
39
1
2
5
40
2
1
5
62
54
5
4
14
28
19
3
2
15
15
11
8
3
0

Medium Clouds (% Sky Obscured)

89
56
63
92
93
100
100
97
99
100
96
57
48
25
25
14
5
6
9
6
3
58
62
78

High Clouds (% Sky Obscured)

0
0
0
0
0
70
75
85
100
100
51
8
0
0
0
0
0
2
2
3
6
19
39
59

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

26
9
8
5
11
26
28
28
28
25
25
24
19
14
2
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
1
2
2
1
1
1
-1
-1
0
1
2
2
2
2
1
1
0
-2
-5
-8
-8
-8
-7

Relative Humidity (%)

36
44
45
44
45
50
53
48
52
60
64
70
75
79
80
77
76
61
46
31
23
20
19
19

Pressure (mb)

1012
1013
1012
1013
1014
1015
1016
1018
1018
1020
1020
1020
1020
1020
1020
1020
1021
1021
1020
1019
1018
1017
1016
1014

Ozone (du)

379
380
383
383
378
374
373
372
372
371
370
370
369
365
360
353
349
346
344
343
343
341
337
337

Wednesday 29

Waxing Gibbous 98%

18:15

05:09

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: 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)

94
97
100
100
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
9
56
30
38
54
69
73
86
97
95
81
63
99
98
97
99
99
98
98
99
99

Medium Clouds (% Sky Obscured)

87
91
100
100
100
100
100
100
100
100
96
64
83
97
95
99
97
95
86
86
76
54
38
49

High Clouds (% Sky Obscured)

84
92
100
100
100
100
100
90
90
100
100
95
100
80
80
90
100
100
100
100
95
90
95
99

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

Precipitation Probability (%)

6
9
9
26
36
39
59
68
71
62
53
39
41
34
16
16
15
21
38
50
59
62
66
67

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
7
8
7
5
9
9
9
9
6
5
3
5
7
7
6
7
7
7
9
11
12
12

Chance of Frost

Temperature (°C)

17
17
16
16
15
13
12
10
9
9
9
8
7
7
6
6
6
7
7
7
7
8
7
7

Feels Like (°C)

12
13
13
12
11
10
7
6
5
5
6
5
5
4
2
3
3
3
4
4
4
4
4
3

Dew Point (°C)

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

Relative Humidity (%)

20
21
23
26
31
36
39
44
50
52
52
56
59
62
71
82
81
78
75
73
74
77
79
78

Pressure (mb)

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

Ozone (du)

339
342
344
343
338
337
340
342
342
340
340
343
346
349
350
347
343
342
341
339
337
336
335
334

Thursday 30

Waxing Gibbous 100%

19:18

05:34

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: 05:58, Set: 19:52, Transit: 12:56. Moon - Rise: 19:18, Set: 05:34. Civil Dark: 20:21 - 05:29. Nautical Dark: 20:57 - 04:53. Astro Dark: 21:35 - 04:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
78
100
99
95
100
100
100
100
100
100
100
100
100
100
79

Low Clouds (% Sky Obscured)

98
95
86
88
92
93
89
59
47
28
37
23
46
81
85
89
88
88
85
83
80
68
58
66

Medium Clouds (% Sky Obscured)

95
94
79
80
100
51
52
54
45
45
50
50
50
44
29
29
54
54
53
53
24
9
4
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
78
100
99
95
100
100
100
100
100
100
100
100
100
100
79

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

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

Precipitation Probability (%)

73
74
74
75
78
80
79
76
68
77
77
70
69
66
62
95
78
49
48
45
40
35
30
25

Precipitation Amount (mm)

0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.2
0.4
0.5
0.4
0.4
0.3
0.3
0.7
0.5
0.2
0.2
0.2
0
0
0
0

Wind Speed/Direction (mph)

11
9
8
8
7
6
6
7
6
7
7
7
7
6
6
6
6
6
6
6
6
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
1
0
-2
-2
-2
-3
-3
-2
-3
-2
-2
-3
-3
-3
-3
-5
-6
-8
-10
-12
-15
-15
-14

Relative Humidity (%)

71
64
64
60
60
63
63
63
70
70
76
77
76
77
77
77
65
55
45
35
27
20
19
18

Pressure (mb)

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

Ozone (du)

333
332
333
335
338
340
340
339
335
334
335
336
338
339
339
339
339
339
338
338
338
337
338
338

Friday 1

Full Moon 100%

20:21

06:03

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 OK
10 OK
11 Good
12 Good
13 Good
14 Good

Sun - Rise: 05:57, Set: 19:53, Transit: 12:55. Moon - Rise: 20:21, Set: 06:03. Civil Dark: 20:23 - 05:27. Nautical Dark: 20:58 - 04:51. Astro Dark: 21:37 - 04:13

Total Clouds (% Sky Obscured)

75
85
97
98
98
99
87
74
65
69
74
79
74
71
59
58
60
59
41
23
5
3
2
0

Low Clouds (% Sky Obscured)

75
78
80
76
72
8
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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
85
97
98
98
99
76
46
19
17
5
24
38
43
38
55
57
57
40
22
5
3
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
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 (%)

22
17
9
9
10
8
11
9
3
3
1
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)

9
10
11
13
12
11
11
11
10
10
7
6
4
4
4
3
3
4
5
5
6
6
6
6

Chance of Frost

Temperature (°C)

10
10
9
7
7
6
6
5
5
4
3
3
2
2
1
1
2
4
7
9
11
14
15
18

Feels Like (°C)

4
5
5
5
2
2
2
2
1
1
-2
-2
-1
-2
-2
-2
-2
-1
0
1
3
4
13
15

Dew Point (°C)

-14
-13
-13
-14
-13
-11
-9
-8
-7
-6
-7
-8
-9
-9
-9
-9
-9
-9
-9
-9
-8
-8
-8
-7

Relative Humidity (%)

17
18
19
20
24
29
34
39
43
49
47
46
44
46
47
47
43
37
33
29
25
22
19
18

Pressure (mb)

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

Ozone (du)

339
339
339
339
340
341
342
341
340
339
339
339
339
340
340
340
341
342
342
342
342
342
343
343

Saturday 2

Waning Gibbous 97%

21:24

06:38

15 Good
16 Good
17 Good
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 OK

Sun - Rise: 05:55, Set: 19:54, Transit: 12:55. Moon - Rise: 21:24, Set: 06:38. Civil Dark: 20:24 - 05:26. Nautical Dark: 20:59 - 04:50. Astro Dark: 21:38 - 04:11

Total Clouds (% Sky Obscured)

0
0
2
1
0
0
2
4
7
5
2
0
0
0
0
2
3
5
11
18
24

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
3
5
3
2
0
0
0
0
2
3
5
11
17
23

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

6
6
7
7
7
7
7
6
9
12
12
11
11
10
10
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

19
19
18
17
15
14
12
11
9
8
7
7
7
6
5
5
8
11
13
16
18

Feels Like (°C)

15
16
15
14
14
14
13
11
10
8
4
4
3
3
2
2
2
4
6
7
7

Dew Point (°C)

-8
-8
-8
-9
-8
-7
-6
-7
-9
-10
-10
-9
-8
-9
-9
-9
-8
-7
-6
-6
-6

Relative Humidity (%)

15
16
16
16
20
23
28
27
28
27
29
31
33
34
35
36
32
28
25
22
19

Pressure (mb)

1015
1015
1014
1014
1015
1015
1016
1016
1016
1017
1016
1016
1016
1016
1016
1017
1016
1016
1015
1014
1012

Ozone (du)

344
343
342
341
340
340
340
340
340
340
340
339
338
337
337
336
337
338
339
342
345

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

Generated: 26/04/26 15:27:12. Forecast: 26/04/26 to 02/05/26. Timezone: UTC-6.00