Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 16%

08:11

23:07

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

Sun - Rise: 06:20, Set: 19:50, Transit: 13:05. Moon - Rise: 08:11, Set: 23:07. Civil Dark: 20:18 - 05:51. Nautical Dark: 20:52 - 05:17. Astro Dark: 21:28 - 04:40

Total Clouds (% Sky Obscured)

62
39
31
24
10
12
58
97
81
67
78
35
77
78
87
80
76
66
68
73
77
82
77
7

Low Clouds (% Sky Obscured)

0
0
0
0
4
4
42
80
81
63
78
33
77
78
82
80
76
66
68
73
69
76
77
5

Medium Clouds (% Sky Obscured)

0
0
0
4
9
12
38
94
66
19
22
0
5
0
24
0
0
0
9
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
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
4
0
0
0
0
1
15
26
5
19
19
17
14
40
24
13
1
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
54
64
69
68
69
69
68
66
78
83
83
86
79
67
58
53
42
35
34
33
34
35
42

Pressure (mb)

1017
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1025

Ozone (du)

356
352
353
358
364
371
380
385
390
393
392
401
406
407
409
408
408
409
408
408
406
406
404
411

Monday 20

Waxing Crescent 26%

09:11

00:20

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

Sun - Rise: 06:18, Set: 19:51, Transit: 13:05. Moon - Rise: 09:11, Set: 00:20. Civil Dark: 20:19 - 05:50. Nautical Dark: 20:53 - 05:15. Astro Dark: 21:30 - 04:39

Total Clouds (% Sky Obscured)

5
4
3
4
3
5
5
0
0
0
0
0
0
0
0
3
4
4
7
58
55
78
63
35

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
1
37
33
63
62
35

High Clouds (% Sky Obscured)

0
0
0
0
0
3
3
0
0
0
0
0
0
0
0
1
1
1
1
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
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)

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

Chance of Frost

Temperature (°C)

6
5
4
3
2
2
2
2
1
0
0
-0
-0
1
4
6
7
9
10
11
12
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
50
54
59
65
69
70
73
74
73
74
72
68
57
48
42
39
37
37
38
39
42
45
53

Pressure (mb)

1025
1026
1027
1028
1028
1028
1028
1028
1028
1029
1029
1030
1030
1031
1031
1030
1029
1028
1027
1026
1025
1024
1023
1023

Ozone (du)

422
422
413
412
409
410
412
414
414
409
407
404
401
398
398
400
400
395
388
386
382
378
374
373

Tuesday 21

Waxing Crescent 37%

10:21

01:22

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

Sun - Rise: 06:17, Set: 19:52, Transit: 13:05. Moon - Rise: 10:21, Set: 01:22. Civil Dark: 20:20 - 05:48. Nautical Dark: 20:55 - 05:13. Astro Dark: 21:31 - 04:37

Total Clouds (% Sky Obscured)

86
39
31
32
79
82
87
100
100
99
89
100
100
100
100
100
99
100
100
98
99
98
69
62

Low Clouds (% Sky Obscured)

0
8
4
8
70
65
66
56
50
40
40
50
60
40
54
81
60
92
100
98
98
97
69
62

Medium Clouds (% Sky Obscured)

83
39
26
26
67
78
87
100
100
89
89
82
100
100
100
100
19
15
10
12
17
24
29
18

High Clouds (% Sky Obscured)

0
0
0
0
4
9
20
71
98
37
25
100
100
100
100
100
25
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
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
Light Rain
None
Light Rain
Moderate Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
9
13
5
5
12
35
53
68
46
79
95
89
53
37
38
38
31
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0.5
2.8
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
5
5
5
5
3
2
2
4
4
5
5
6
7
7
8
9
9
11
12
12
12
13
15

Dew Point (°C)

4
2
1
0
1
-1
-2
-2
-0
1
1
2
3
5
7
9
9
9
10
11
9
10
11
10

Relative Humidity (%)

58
58
59
60
62
53
51
55
59
61
61
68
75
82
90
93
90
88
88
79
73
80
79
71

Pressure (mb)

1022
1023
1023
1023
1022
1022
1021
1020
1020
1019
1018
1018
1018
1018
1018
1017
1018
1017
1017
1016
1016
1015
1015
1015

Ozone (du)

373
373
375
375
375
374
375
376
375
373
373
371
372
371
371
374
374
372
368
367
365
364
362
361

Wednesday 22

Waxing Crescent 34%

11:35

02:12

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

Sun - Rise: 06:15, Set: 19:53, Transit: 13:04. Moon - Rise: 11:35, Set: 02:12. Civil Dark: 20:21 - 05:47. Nautical Dark: 20:56 - 05:12. Astro Dark: 21:33 - 04:35

Total Clouds (% Sky Obscured)

78
71
66
62
62
38
40
39
44
12
10
8
7
20
8
10
9
47
12
50
34
31
38
50

Low Clouds (% Sky Obscured)

72
64
55
46
52
38
40
36
24
12
9
4
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
1
1
1
1
8
22
2
3
4
6
14
8
9
9
31
12
46
34
31
38
50

ISS Passover

Visibility (miles)

8
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 (%)

17
10
2
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)

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

Chance of Frost

Temperature (°C)

14
13
13
12
11
11
10
9
9
9
9
9
9
10
13
15
17
18
20
21
21
22
22
22

Feels Like (°C)

16
13
12
11
11
10
11
11
9
9
9
10
10
11
12
16
17
18
18
21
20
20
20
21

Dew Point (°C)

11
11
10
10
9
9
9
8
8
8
7
8
8
8
8
9
10
10
10
10
10
10
11
13

Relative Humidity (%)

80
84
86
87
90
87
91
91
91
91
91
93
90
84
75
69
64
58
52
50
47
47
48
57

Pressure (mb)

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

Ozone (du)

359
361
361
361
361
361
360
360
360
359
358
359
360
361
361
359
358
357
355
356
355
354
352
352

Thursday 23

First Quarter 49%

12:48

02:50

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

Sun - Rise: 06:14, Set: 19:54, Transit: 13:04. Moon - Rise: 12:48, Set: 02:50. Civil Dark: 20:22 - 05:45. Nautical Dark: 20:57 - 05:10. Astro Dark: 21:34 - 04:33

Total Clouds (% Sky Obscured)

65
59
50
49
13
10
8
5
25
65
73
76
85
74
59
37
27
37
49
51
55
59
53
49

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
12
24
37
28
16
7
12
10
11
13
14
17
11
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
6
10
16
23
28
19
10
2
13
24
39
41
43
43
34
34

High Clouds (% Sky Obscured)

65
59
50
49
13
8
7
3
25
65
14
76
37
27
16
6
4
3
2
2
2
2
32
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
7
5
3
3

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
6
15
24
34
49
62

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
0.3

Wind Speed/Direction (mph)

2
2
3
3
3
3
3
3
3
1
1
2
2
2
2
3
4
2
1
3
3
3
5
4

Chance of Frost

Temperature (°C)

20
18
16
15
13
13
12
11
11
11
11
11
12
12
15
16
19
20
21
22
23
23
23
22

Feels Like (°C)

20
17
15
13
12
13
12
12
11
11
10
10
10
11
13
13
15
15
16
16
23
23
23
24

Dew Point (°C)

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

Relative Humidity (%)

64
65
68
70
75
79
84
87
90
88
83
80
77
75
70
66
63
62
60
59
59
59
59
68

Pressure (mb)

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

Ozone (du)

352
353
354
355
355
354
353
353
355
356
359
358
358
358
360
361
362
361
361
360
360
359
359
358

Friday 24

Waxing Gibbous 60%

13:59

03:21

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 06:13, Set: 19:55, Transit: 13:04. Moon - Rise: 13:59, Set: 03:21. Civil Dark: 20:23 - 05:44. Nautical Dark: 20:58 - 05:09. Astro Dark: 21:35 - 04:31

Total Clouds (% Sky Obscured)

68
84
89
97
98
98
99
99
99
100
98
95
92
95
98
100
92
85
75
83
93
99
98
97

Low Clouds (% Sky Obscured)

0
0
1
0
23
51
75
65
10
5
1
2
3
11
19
28
36
45
54
54
57
60
74
97

Medium Clouds (% Sky Obscured)

38
49
59
53
67
80
90
92
95
100
95
90
85
83
65
37
24
12
9
17
27
37
49
61

High Clouds (% Sky Obscured)

68
76
51
40
68
65
81
87
95
100
82
64
48
46
45
70
62
41
10
36
66
96
64
32

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

73
65
57
50
48
47
46
95
95
95
95
95
94
95
88
74
78
74
65
54
43
30
28
30

Precipitation Amount (mm)

0.5
0.3
0.2
0
0
0
0
1
1.9
2.9
1.4
1
0.5
0.6
0.5
0.3
0.4
0.4
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
18
17
16
15
14
14
13
13
13
13
13
13
13
13
12
12
11
10
9
9
9
9
9

Feels Like (°C)

25
26
16
16
15
15
15
14
11
11
12
12
13
13
10
9
9
8
7
7
5
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

78
92
92
93
93
93
95
95
95
95
98
96
96
98
96
96
96
95
95
93
93
93
93
93

Pressure (mb)

1009
1009
1009
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014

Ozone (du)

358
358
358
358
358
358
358
358
359
359
360
361
361
361
361
361
361
360
360
359
358
357
357
358

Saturday 25

Waxing Gibbous 71%

15:07

03:47

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: 06:11, Set: 19:56, Transit: 13:04. Moon - Rise: 15:07, Set: 03:47. Civil Dark: 20:24 - 05:42. Nautical Dark: 21:00 - 05:07. Astro Dark: 21:37 - 04:30

Total Clouds (% Sky Obscured)

99
98
93
91
92
85
81
80
87
96
97
97
97
93
90
87
94
98
100

Low Clouds (% Sky Obscured)

99
98
93
91
80
70
50
10
5
0
0
0
0
0
5
5
4
8
10

Medium Clouds (% Sky Obscured)

73
55
37
18
17
17
17
12
7
2
2
1
1
0
0
0
5
6
7

High Clouds (% Sky Obscured)

0
2
3
5
16
26
37
56
74
93
94
95
96
90
61
39
46
73
100

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

36
31
26
15
16
14
8
12
10
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
8
8
7
7
7
7
7
6
6
6
6
5
5
6
7

Relative Humidity (%)

93
93
93
93
91
93
93
93
93
91
91
88
85
81
73
65
59
57
56

Pressure (mb)

1014
1015
1015
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1018
1018
1018
1017

Ozone (du)

358
359
359
359
359
360
362
364
365
367
368
365
363
360
361
361
362
361
360

Forecast for Mount Wolf, York, United States of America (40.06,-76.70)

Generated: 19/04/26 19:57:22. Forecast: 19/04/26 to 25/04/26. Timezone: UTC-4.00