Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 16%

09:09

00:32

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

Sun - Rise: 06:20, Set: 19:58, Transit: 13:10. Moon - Rise: 09:09, Set: 00:32. Civil Dark: 20:27 - 05:51. Nautical Dark: 21:02 - 05:15. Astro Dark: 21:40 - 04:37

Total Clouds (% Sky Obscured)

96
93
98
78
64
53
61
60
38
30
31
18
42
6
8
10
8
8
10
21
6
19
24
71

Low Clouds (% Sky Obscured)

62
79
87
78
64
53
58
60
36
30
24
0
0
0
0
0
0
0
0
0
1
1
1
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
33
3
5
6
3
3
4
21
5
15
19
66

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
9
22
2
0
2
1
1
3
5
1
2
1
2

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
3
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-15
-15
-14
-13
-11
-11
-12
-11
-9
-8
-8
-9
-9
-10
-10
-10
-10
-10
-11
-11
-13
-13
-13

Relative Humidity (%)

38
34
32
31
32
36
37
36
42
53
61
63
63
64
64
65
66
66
66
65
62
48
37
33

Pressure (mb)

1026
1026
1026
1025
1025
1025
1025
1025
1026
1027
1028
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1029
1029
1027

Ozone (du)

404
407
405
409
424
433
445
438
428
420
414
409
409
408
411
410
410
410
407
403
400
395
391
389

Tuesday 21

Waxing Crescent 26%

10:19

01:34

11 OK
12 OK
13 OK
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

Sun - Rise: 06:19, Set: 19:59, Transit: 13:09. Moon - Rise: 10:19, Set: 01:34. Civil Dark: 20:28 - 05:49. Nautical Dark: 21:04 - 05:13. Astro Dark: 21:42 - 04:35

Total Clouds (% Sky Obscured)

37
34
27
39
90
96
98
90
99
97
92
92
99
100
100
100
100
100
100
100
100
100
96
97

Low Clouds (% Sky Obscured)

3
4
4
18
80
92
93
79
90
84
80
87
90
59
86
84
85
100
100
98
100
100
94
96

Medium Clouds (% Sky Obscured)

37
34
27
27
26
28
31
28
35
32
29
31
59
74
100
100
100
100
88
53
13
0
26
3

High Clouds (% Sky Obscured)

1
0
0
0
0
0
1
1
5
0
1
0
1
100
100
100
99
100
100
100
27
25
25
14

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
2
3
15
25
3
17
28
47
35
40
95
95
90
66
27
10
17
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.9
1.2
0.5
0.4
0
0
0
0

Wind Speed/Direction (mph)

8
9
10
11
12
10
9
9
9
8
7
6
5
6
6
6
5
5
4
4
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-12
-10
-8
-7
-2
-1
1
1
1
2
3
3
4
5
6
6
6
5
6
6
7
7
8

Relative Humidity (%)

30
28
28
30
32
45
49
53
58
63
69
75
79
85
90
96
98
100
98
98
100
98
98
98

Pressure (mb)

1026
1025
1023
1022
1021
1020
1019
1018
1018
1019
1019
1019
1018
1018
1017
1016
1015
1015
1015
1014
1015
1015
1015
1015

Ozone (du)

386
384
381
378
377
376
375
375
375
374
374
371
372
372
370
369
367
368
368
371
370
372
369
370

Wednesday 22

Waxing Crescent 37%

No Rise

02:22

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

Sun - Rise: 06:17, Set: 20:00, Transit: 13:09. Moon - Rise: No Rise, Set: 02:22. Civil Dark: 20:29 - 05:48. Nautical Dark: 21:05 - 05:12. Astro Dark: 21:43 - 04:33

Total Clouds (% Sky Obscured)

100
96
94
91
90
86
44
52
18
20
15
12
17
18
26
35
31
25
15
4
8
12
16
26

Low Clouds (% Sky Obscured)

100
92
87
80
82
81
41
50
18
20
15
12
17
18
26
35
31
25
15
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
52
42
40
18
16
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
6
15
11
2
2
0
0
0
0
0
0
0
0
0
0
1
1
1
1
4
12
16
26

ISS Passover

Visibility (miles)

0
0
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 (%)

3
14
5
3
18
3
4
1
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)

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

Chance of Frost

Temperature (°C)

12
12
14
15
16
16
16
16
15
12
11
9
8
6
6
5
5
4
4
4
4
7
10
12

Feels Like (°C)

11
11
12
14
14
14
14
15
13
12
11
10
8
6
6
5
5
5
4
4
4
7
9
11

Dew Point (°C)

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

Relative Humidity (%)

98
96
89
92
85
86
83
77
82
93
93
95
95
94
94
94
93
91
93
93
93
84
74
61

Pressure (mb)

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

Ozone (du)

369
366
365
363
362
360
358
358
358
358
358
358
357
356
356
357
356
355
355
355
355
355
354
353

Thursday 23

First Quarter 49%

11:34

03:00

11 Bad
12 OK
13 Good
14 Good
15 Good
16 OK
17 OK
18 OK
19 Bad
20 OK
21 Bad
22 Bad
23 OK
00 OK
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: 20:01, Transit: 13:09. Moon - Rise: 11:34, Set: 03:00. Civil Dark: 20:30 - 05:46. Nautical Dark: 21:06 - 05:10. Astro Dark: 21:45 - 04:31

Total Clouds (% Sky Obscured)

60
20
13
14
17
27
25
38
66
37
82
87
19
18
46
95
96
91
91
94
100
90
76
58

Low Clouds (% Sky Obscured)

0
0
3
4
2
3
3
4
4
3
2
4
10
9
16
92
92
90
91
92
87
76
57
51

Medium Clouds (% Sky Obscured)

0
0
0
14
17
27
25
17
1
1
1
1
9
15
31
36
26
11
15
28
47
43
37
34

High Clouds (% Sky Obscured)

60
20
2
4
7
11
9
8
8
6
9
14
3
2
1
4
2
3
30
54
77
57
26
2

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
7
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)

8
8
8
8
8
8
9
7
5
4
3
3
3
2
2
2
2
2
2
3
3
3
5
7

Chance of Frost

Temperature (°C)

14
16
17
18
18
19
19
18
16
14
12
10
9
8
8
9
9
9
9
9
10
11
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
44
44
44
45
46
49
57
67
84
92
93
95
95
93
93
84
82
82
81
82
77
81
82

Pressure (mb)

1017
1016
1016
1015
1014
1014
1013
1013
1014
1014
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1013
1013
1013
1013

Ozone (du)

354
355
354
354
354
352
350
350
350
352
353
355
356
355
354
353
353
352
351
352
353
351
350
351

Friday 24

Waxing Gibbous 60%

12:49

03:29

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: 06:14, Set: 20:02, Transit: 13:09. Moon - Rise: 12:49, Set: 03:29. Civil Dark: 20:32 - 05:45. Nautical Dark: 21:08 - 05:08. Astro Dark: 21:46 - 04:29

Total Clouds (% Sky Obscured)

56
56
59
70
78
87
92
96
100
100
100
100
100
100
100
99
97
95
94
93
92
96
98
100

Low Clouds (% Sky Obscured)

52
56
54
50
51
53
61
68
76
64
53
45
46
46
50
71
59
59
64
70
75
82
88
96

Medium Clouds (% Sky Obscured)

32
30
28
34
40
47
56
66
90
54
55
29
74
86
100
96
93
90
85
80
76
75
76
83

High Clouds (% Sky Obscured)

3
2
3
4
34
25
36
69
88
100
100
100
100
100
100
87
76
65
61
57
45
60
76
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
2
1
1
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
0
0

Precipitation Type

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

Precipitation Probability (%)

27
38
44
56
64
70
79
85
88
80
72
64
78
90
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.4
0.5
0.5
0.6
0.5
0.5
0.2
0.3
0.3
0.8
1.6
1.9
1.9
1.8
1.5
1.1
1
1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
14
17
16
15
16
15
13
11
11
11
11
11
11
11
13
12
12
12
12
12
12
13

Feels Like (°C)

11
12
13
15
15
14
14
13
11
9
9
9
9
8
9
9
10
9
9
9
9
9
9
10

Dew Point (°C)

11
11
10
10
10
9
11
10
10
8
9
9
9
9
10
11
13
12
12
12
12
12
12
12

Relative Humidity (%)

80
76
73
64
65
64
72
74
80
83
86
87
87
87
90
96
98
98
98
98
98
96
98
98

Pressure (mb)

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

Ozone (du)

351
352
352
352
352
353
353
352
351
350
352
351
351
352
355
356
358
360
362
362
362
361
361
361

Saturday 25

Waxing Gibbous 71%

14:01

03:54

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: 20:03, Transit: 13:09. Moon - Rise: 14:01, Set: 03:54. Civil Dark: 20:33 - 05:43. Nautical Dark: 21:09 - 05:07. Astro Dark: 21:48 - 04:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
97
95
90
93
97
100
100
100
100
99
98
98

Low Clouds (% Sky Obscured)

93
89
87
87
87
86
86
88
89
85
87
85
88
91
90
87
85
84
78
79
76
81
83
67

Medium Clouds (% Sky Obscured)

63
47
23
15
7
0
23
43
45
21
4
1
0
0
0
2
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

100
100
100
100
98
97
85
85
98
100
92
90
71
57
43
57
71
100
100
100
100
69
38
7

ISS Passover

Visibility (miles)

0
0
0
0
1
2
3
5
7
9
9
9
9
9
9
9
9
9
9
8
8
7
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

90
74
59
51
41
25
18
13
4
8
5
0
7
11
12
12
12
11
12
10
4
8
10
12

Precipitation Amount (mm)

0.6
0.3
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
7
7
7
7
8
7
7
5
5
4
5
4
3
2
1
2
3
3
3
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
98
98
96
95
96
96
98
98
98
98
96
98
98
98
98
100
96
96
96
90
85

Pressure (mb)

1008
1008
1009
1009
1009
1010
1010
1011
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

361
361
362
363
363
364
365
365
366
366
370
374
378
378
379
379
374
368
362
362
362
361
362
362

Sunday 26

Waxing Gibbous 80%

15:10

04:15

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

Sun - Rise: 06:11, Set: 20:04, Transit: 13:08. Moon - Rise: 15:10, Set: 04:15. Civil Dark: 20:34 - 05:42. Nautical Dark: 21:10 - 05:05. Astro Dark: 21:49 - 04:26

Total Clouds (% Sky Obscured)

96
95
92
86
80
75
73
76
75
74
85
89
93
97
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
57
48
54
65
73
72
75
75
68
60
48
60
72
84
72
60
51
59
68
76

Medium Clouds (% Sky Obscured)

3
3
5
33
56
65
60
60
60
55
53
47
62
73
81
81
86
88
84
81
78

High Clouds (% Sky Obscured)

4
2
0
0
0
0
0
0
4
25
42
55
54
43
81
57
33
8
17
22
28

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 (%)

15
17
18
14
13
11
10
9
4
9
9
6
4
5
7
7
4
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
5
6
5
4
5
4
5
6
6
6
5
5
5
5
5
6
5
6
5
6

Relative Humidity (%)

80
74
71
66
66
67
68
74
82
90
93
94
96
96
94
93
94
94
98
96
93

Pressure (mb)

1017
1017
1016
1016
1016
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1018

Ozone (du)

363
362
361
360
363
366
369
369
369
370
370
370
371
369
368
366
367
367
367
366
366

Forecast for Corbett, Potter County, United States of America (41.66,-77.82)

Generated: 20/04/26 11:23:02. Forecast: 20/04/26 to 26/04/26. Timezone: UTC-4.00