Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 3%

07:20

21:58

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: 06:23, Set: 19:55, Transit: 13:10. Moon - Rise: 07:20, Set: 21:58. Civil Dark: 20:24 - 05:54. Nautical Dark: 21:00 - 05:19. Astro Dark: 21:37 - 04:41

Total Clouds (% Sky Obscured)

95
90
100
74
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
53

Low Clouds (% Sky Obscured)

24
17
26
24
28
42
69
80
90
82
94
100
97
95
100
100
100
99
100
95
100
71
51
53

Medium Clouds (% Sky Obscured)

57
90
87
74
25
86
56
100
99
93
74
97
97
80
100
100
100
100
100
100
100
98
97
3

High Clouds (% Sky Obscured)

79
90
30
74
100
100
100
100
100
100
100
75
100
100
100
100
100
100
100
100
100
25
20
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
1
9
9
2
1
0
5
3
2
3
6
3
5
3
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
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
18
52
95
95
87
95
95
56
87
95
95
95
95
95
91
53
17
18
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
2.9
4
0.4
0.9
1.4
0
0.2
1.9
0.8
1.2
0.7
0.7
0.5
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
21
22
23
24
23
21
19
18
17
16
16
13
13
10
8
7
5
3
3
3
3
3

Feels Like (°C)

16
17
18
19
20
20
20
18
16
16
15
15
14
12
10
6
4
3
1
-3
-2
-1
-2
-3

Dew Point (°C)

11
12
13
13
14
14
15
14
17
17
15
15
15
13
12
9
7
6
4
1
1
2
0
-1

Relative Humidity (%)

63
60
63
55
55
55
61
64
91
93
89
93
95
96
95
93
95
94
93
91
89
88
83
77

Pressure (mb)

1012
1011
1011
1010
1008
1007
1006
1006
1008
1008
1008
1008
1009
1008
1009
1010
1011
1012
1013
1014
1015
1015
1015
1015

Ozone (du)

321
319
316
316
314
316
315
311
311
314
319
319
320
319
318
316
318
321
320
320
320
323
325
331

Sunday 19

Waxing Crescent 8%

08:09

23:18

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

Sun - Rise: 06:21, Set: 19:56, Transit: 13:10. Moon - Rise: 08:09, Set: 23:18. Civil Dark: 20:26 - 05:52. Nautical Dark: 21:01 - 05:17. Astro Dark: 21:39 - 04:39

Total Clouds (% Sky Obscured)

96
94
93
91
90
90
91
11
5
84
88
93
87
78
78
77
56
18
9
47
77
65
91
97

Low Clouds (% Sky Obscured)

96
93
93
91
90
90
89
8
3
80
88
80
87
61
74
75
46
16
7
47
77
50
86
96

Medium Clouds (% Sky Obscured)

15
31
0
0
0
0
23
0
0
77
71
68
57
66
28
0
11
0
0
0
0
0
0
0

High 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

ISS Passover

Visibility (miles)

9
6
9
9
9
9
9
9
9
4
0
8
0
9
8
9
8
9
9
8
6
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
Snow
Snow
Sleet
None
None
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
3
5
2
3
3
1
0
19
54
56
61
38
45
51
12
1
0
1
2
15
9
8
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0
0
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
1
1
1
1
0
0
2
-0
-3
-3
-3
-4
-4
-5
-6
-7
-6
-7
-9
-10
-9
-10

Dew Point (°C)

-3
-3
-3
-4
-5
-6
-7
-7
-7
-5
0
-1
0
-2
-2
-3
-4
-4
-5
-5
-7
-8
-11
-13

Relative Humidity (%)

61
55
52
47
42
40
38
40
46
59
91
91
96
86
91
86
89
91
86
89
84
76
60
48

Pressure (mb)

1015
1015
1014
1014
1014
1014
1015
1015
1016
1017
1019
1019
1019
1019
1020
1020
1021
1022
1023
1024
1025
1026
1026
1026

Ozone (du)

341
353
358
370
371
379
390
399
401
407
408
410
413
416
415
414
418
420
416
412
410
409
410
413

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 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK

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)

100
100
100
93
86
84
73
68
5
0
0
0
5
7
6
3
6
8
21
34
28
29
31
27

Low Clouds (% Sky Obscured)

99
100
100
90
85
84
73
60
3
0
0
0
1
0
0
0
0
0
0
0
1
1
3
3

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
2
3
13
23
26
29
31
27

High Clouds (% Sky Obscured)

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

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 (%)

2
2
2
2
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-14
-14
-13
-11
-10
-10
-10
-9
-8
-7
-7
-7
-7
-7
-8
-8
-9
-9
-9
-9
-11
-12
-12

Relative Humidity (%)

42
39
38
38
41
44
41
42
48
59
64
71
73
73
73
73
72
70
69
70
66
50
39
33

Pressure (mb)

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

Ozone (du)

415
417
417
422
434
443
445
445
433
428
425
424
418
416
415
410
400
395
392
391
391
390
387
386

Tuesday 21

Waxing Crescent 26%

10:19

01:34

11 OK
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: 06:19, 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)

45
90
91
91
61
94
90
86
78
86
81
99
99
98
98
98
98
96
94
91
87
72
65
61

Low Clouds (% Sky Obscured)

3
0
0
7
17
91
88
78
68
76
70
86
88
94
96
95
96
95
94
91
87
72
65
61

Medium Clouds (% Sky Obscured)

45
77
77
78
61
79
72
64
43
50
57
70
63
56
69
50
58
37
39
11
0
0
0
0

High Clouds (% Sky Obscured)

1
1
2
2
1
1
0
0
0
0
0
0
0
0
0
0
1
11
11
1
4
13
25
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
5
2
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
0
0

Precipitation Type

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
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
2
3
10
16
20
53
60
91
95
78
68
51
40
23
3
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.1
0.5
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

30
29
28
27
28
30
42
51
56
67
68
73
73
85
93
98
98
98
98
98
98
100
100
98

Pressure (mb)

1024
1023
1021
1020
1018
1017
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

384
380
379
381
382
381
376
370
365
363
361
362
364
363
363
364
365
369
374
374
373
370
372
373

Wednesday 22

Waxing Crescent 37%

No Rise

02:22

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

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)

41
16
0
1
2
3
19
31
42
30
17
0
0
0
0
0
0
0
0
0
0
32
52
57

Low Clouds (% Sky Obscured)

41
12
0
1
2
3
15
28
40
26
13
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
8
13
20
13
7
0
0
0
0
0
0
0
0
0
0
15
32
55

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
52
57

ISS Passover

Visibility (miles)

0
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 (%)

8
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

10
11
13
14
14
14
14
12
10
8
6
5
4
3
3
3
2
1
1
1
2
3
6
8

Feels Like (°C)

7
7
11
11
12
12
12
10
9
7
5
4
3
2
3
2
2
1
1
-1
-1
-2
4
4

Dew Point (°C)

10
8
6
4
3
3
2
2
4
4
3
3
2
1
1
1
-1
-1
-2
-3
-3
-4
-3
-4

Relative Humidity (%)

96
81
63
50
47
46
46
49
62
77
82
86
86
85
83
85
83
83
83
74
69
63
52
43

Pressure (mb)

1015
1015
1014
1014
1014
1014
1014
1015
1016
1017
1018
1019
1019
1019
1019
1019
1022
1022
1022
1022
1022
1023
1022
1021

Ozone (du)

371
371
370
370
370
368
366
366
366
366
365
363
365
365
365
363
362
362
361
360
360
359
359
358

Thursday 23

First Quarter 49%

11:34

03:00

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: 20:01, 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)

58
62
66
76
86
95
91
87
83
89
95
100
90
80
91
84
82
65
70
72
77
82
90
99

Low Clouds (% Sky Obscured)

0
0
0
1
2
4
6
7
8
6
3
1
4
7
14
20
20
20
30
30
35
41
54
49

Medium Clouds (% Sky Obscured)

52
56
50
53
54
60
57
50
33
35
36
48
36
23
7
10
6
5
4
3
2
1
1
3

High Clouds (% Sky Obscured)

58
34
5
17
32
44
51
49
32
21
20
13
12
6
1
1
1
0
10
19
29
37
46
54

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
12
15
12
15
14
9
9
9
5
8
7
3
6
6
2
3
2
0
13
15
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
6
7
9
13
14
13
14
13
14
6
7
6
6
6
6
5
5
5
5
5
4
9
9

Dew Point (°C)

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

Relative Humidity (%)

37
34
32
30
31
32
33
44
55
72
72
74
74
79
82
85
85
85
83
79
77
73
73
73

Pressure (mb)

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

Ozone (du)

357
357
356
356
356
355
355
355
354
353
352
352
351
351
350
350
350
350
349
349
349
349
349
349

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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 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)

94
90
85
89
93
100
98
95
93
87
81
80
60
38
16
44
71
100
99
99
98

Low Clouds (% Sky Obscured)

50
51
52
61
71
80
79
72
65
52
29
15
12
10
11
11
10
13
28
41
56

Medium Clouds (% Sky Obscured)

3
3
6
11
18
35
40
40
40
23
8
0
0
0
0
3
6
7
13
19
25

High Clouds (% Sky Obscured)

38
21
4
36
68
100
87
74
60
47
47
53
47
38
15
43
71
100
95
95
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
9
9
28
41
52
70
85
95
81
58
19
16
11
1
4
6
7
19
22
21

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
14
15
16
16
16
16
15
13
12
10
10
9
9
9
9
9
8
8
9
10

Feels Like (°C)

10
9
9
8
17
16
16
16
15
16
9
10
10
10
10
10
9
8
8
7
7

Dew Point (°C)

7
8
8
8
8
9
10
10
9
10
8
9
8
8
8
8
8
8
7
7
8

Relative Humidity (%)

72
67
61
56
59
63
65
73
80
88
88
91
91
91
93
95
93
95
93
91
90

Pressure (mb)

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

Ozone (du)

349
349
349
349
350
350
351
350
350
349
350
350
351
351
351
351
351
350
350
351
353

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

Generated: 18/04/26 11:56:05. Forecast: 18/04/26 to 24/04/26. Timezone: UTC-4.00