Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 45%

12:59

01:50

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:44, Set: 20:22, Transit: 13:03. Moon - Rise: 12:59, Set: 01:50. Civil Dark: 20:53 - 05:12. Nautical Dark: 21:32 - 04:33. Astro Dark: 22:17 - 03:48

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
100
100

Low Clouds (% Sky Obscured)

91
93
93
96
95
97
97
98
96
98
98
98
98
99
98
97
96
100
98
97
98
97
98
99

Medium Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
93
89
50
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
91

ISS Passover

Visibility (miles)

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

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
Moderate Rain
Moderate Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

1.6
2
0.8
0.6
0.6
1
1.4
2.5
2.6
2.3
2.7
1.9
1.8
2.3
1.8
2.1
2.1
1.3
0.7
0.7
1.2
1.2
0.8
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
13
12
11
11
11
11
11
10
10
10
10
10
10
10
10
10
11
11
11
12
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
96
96
96
96
95
96
95
96
96
95
95
95
96
96
95
95
95
95
96
96
96

Pressure (mb)

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

Ozone (du)

322
320
319
319
320
320
322
321
322
322
323
324
326
327
328
326
326
325
325
325
325
325
325
325

Saturday 23

First Quarter 56%

14:05

02:14

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:43, Set: 20:23, Transit: 13:03. Moon - Rise: 14:05, Set: 02:14. Civil Dark: 20:54 - 05:11. Nautical Dark: 21:34 - 04:32. Astro Dark: 22:18 - 03:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
98
100

Low Clouds (% Sky Obscured)

100
99
99
99
99
99
100
100
100
96
97
96
100
100
100
100
100
100
100
100
99
98
98
100

Medium Clouds (% Sky Obscured)

89
100
100
100
100
100
99
99
90
86
90
96
100
95
100
64
72
59
45
42
42
49
53
28

High Clouds (% Sky Obscured)

93
100
100
100
100
100
100
100
100
100
64
69
100
100
97
100
97
8
10
46
30
28
23
76

ISS Passover

Visibility (miles)

9
6
9
3
9
1
1
3
9
8
1
9
9
9
9
8
0
0
0
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
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
None
None
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
85
95
95
95
90
78
79
46
7
1
5
14
0
0
13
2

Precipitation Amount (mm)

1.2
1.7
1.6
2.5
1.6
2.4
1.5
0.6
0
0.9
2.4
2.1
0
0
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
10
10
11
11
11
11
12
12
12
12
12
12
12
12
12
13
13
14
15
15
16
16

Feels Like (°C)

7
6
7
6
6
7
8
8
10
10
10
10
10
11
11
11
11
11
13
14
14
15
16
16

Dew Point (°C)

10
10
10
10
10
11
11
11
11
11
12
11
11
12
12
11
12
12
12
13
14
14
14
14

Relative Humidity (%)

96
96
96
96
96
98
98
98
98
98
100
98
96
96
98
96
98
96
95
93
93
89
89
86

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1024
1023
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1021

Ozone (du)

326
325
324
324
327
330
332
334
336
338
338
339
339
339
342
344
341
340
338
336
334
330
328
327

Sunday 24

Waxing Gibbous 66%

15:09

02:36

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:42, Set: 20:24, Transit: 13:03. Moon - Rise: 15:09, Set: 02:36. Civil Dark: 20:55 - 05:11. Nautical Dark: 21:35 - 04:31. Astro Dark: 22:19 - 03:46

Total Clouds (% Sky Obscured)

99
99
99
99
99
100
97
100
100
100
100
100
100
100
99
100
100
100
100
100
100
99
98
99

Low Clouds (% Sky Obscured)

98
99
82
48
51
65
71
76
85
99
98
96
95
95
92
97
100
94
96
90
68
60
50
48

Medium Clouds (% Sky Obscured)

14
16
16
13
24
25
55
38
43
75
89
100
100
100
64
75
78
87
88
89
15
19
24
44

High Clouds (% Sky Obscured)

69
59
50
64
60
83
65
97
99
92
100
86
91
100
90
99
100
100
100
100
95
89
84
89

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
4
1
1
1
1
1
1
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
2
7
23
100
82
65
66
48
41
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
19
51
70
95
95
95
83
76
79
37
23
14
2
1
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.8
1.1
0.8
0.5
0.4
0.5
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
2
2
2
2
3

Chance of Frost

Temperature (°C)

16
16
15
15
15
14
14
14
14
14
14
14
14
14
15
15
16
16
17
18
18
21
22
22

Feels Like (°C)

16
16
15
15
14
14
13
14
13
14
14
14
14
14
15
15
16
16
17
18
19
22
23
24

Dew Point (°C)

14
15
14
14
14
14
14
14
14
14
14
14
14
14
15
15
16
16
17
17
18
19
19
19

Relative Humidity (%)

86
92
93
95
96
98
96
100
98
98
98
100
100
100
100
98
100
98
98
96
96
88
85
83

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020

Ozone (du)

328
328
328
327
326
325
325
326
327
326
326
326
324
327
330
331
331
331
330
329
329
330
330
329

Monday 25

Waxing Gibbous 76%

16:12

02:57

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:42, Set: 20:24, Transit: 13:03. Moon - Rise: 16:12, Set: 02:57. Civil Dark: 20:56 - 05:10. Nautical Dark: 21:36 - 04:30. Astro Dark: 22:21 - 03:45

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98

Low Clouds (% Sky Obscured)

47
46
49
53
55
57
64
59
61
62
76
75
72
75
74
70
68
73
85
89
85
81
76
77

Medium Clouds (% Sky Obscured)

50
100
99
100
100
100
100
100
99
100
100
100
100
100
99
98
96
98
99
100
87
73
64
76

High Clouds (% Sky Obscured)

93
100
96
93
90
90
92
92
95
98
100
100
100
100
98
97
95
97
98
100
95
90
86
91

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

1
0
2
2
3
4
6
6
29
39
51
65
69
70
54
38
14
24
19
16
15
17
11
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
20
20
19
18
18
17
17
17
17
17
17
17
18
19
20
20
21
22
22
23
23
23

Feels Like (°C)

23
23
21
21
20
20
18
18
18
17
18
18
17
19
19
20
21
21
22
23
23
24
24
24

Dew Point (°C)

19
18
18
18
17
17
17
17
17
17
16
16
16
17
17
18
18
19
19
19
19
19
19
19

Relative Humidity (%)

84
84
85
89
91
93
95
96
96
96
96
96
96
96
95
92
92
89
85
87
81
79
80
80

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017

Ozone (du)

327
327
327
328
330
330
330
329
329
329
330
331
332
331
332
334
334
334
335
335
335
336
336
336

Tuesday 26

Waxing Gibbous 84%

17:14

03:19

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:41, Set: 20:25, Transit: 13:04. Moon - Rise: 17:14, Set: 03:19. Civil Dark: 20:57 - 05:09. Nautical Dark: 21:37 - 04:29. Astro Dark: 22:22 - 03:44

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

78
80
73
66
56
61
66
73
74
82
86
82
79
75
74
77
75
70
69
65
61
57
54
47

Medium Clouds (% Sky Obscured)

87
100
100
100
100
100
100
100
87
100
100
78
78
74
75
76
86
86
85
95
94
92
86
76

High Clouds (% Sky Obscured)

96
99
99
100
100
100
100
100
93
100
100
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
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

5
1
4
5
5
12
19
19
34
51
72
69
76
81
94
75
50
69
65
55
50
43
33
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
20
19
19
18
18
18
18
18
18
18
18
18
19
20
21
22
22
22
23
23
23
23

Feels Like (°C)

23
23
21
20
20
19
19
19
18
19
18
19
19
20
21
21
21
22
22
22
23
24
23
23

Dew Point (°C)

19
19
19
19
18
18
18
18
17
18
17
17
17
17
18
17
17
17
17
17
17
17
16
16

Relative Humidity (%)

83
87
92
96
96
96
98
98
96
98
96
95
95
93
92
85
80
75
73
71
68
66
64
62

Pressure (mb)

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

Ozone (du)

336
337
336
336
335
334
334
334
334
335
335
336
336
336
337
337
337
338
339
340
341
341
341
341

Wednesday 27

Waxing Gibbous 90%

No Rise

03:43

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 OK
14 OK
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:41, Set: 20:26, Transit: 13:04. Moon - Rise: No Rise, Set: 03:43. Civil Dark: 20:58 - 05:09. Nautical Dark: 21:38 - 04:29. Astro Dark: 22:23 - 03:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
96
86
72
78
87
100
90
82
73
54
45
28
21
36
43
41

Low Clouds (% Sky Obscured)

41
34
40
44
47
12
4
0
3
1
1
0
0
0
18
36
55
43
31
20
13
10
7
23

Medium Clouds (% Sky Obscured)

59
50
47
28
25
38
56
71
61
42
5
0
0
0
0
30
60
54
45
28
21
30
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
84
75
67
78
87
100
90
82
39
34
10
5
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 (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

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 (%)

24
8
22
29
34
27
21
2
16
16
12
28
36
38
49
49
48
45
37
21
22
22
17
23

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

Chance of Frost

Temperature (°C)

22
21
20
19
18
18
17
17
17
16
15
15
15
14
14
15
16
17
17
18
18
20
21
22

Feels Like (°C)

24
25
25
19
20
20
19
19
18
15
15
15
15
13
13
15
15
16
16
16
17
20
20
20

Dew Point (°C)

16
16
16
15
15
14
13
13
12
11
11
10
11
11
12
13
14
15
15
15
15
16
16
16

Relative Humidity (%)

66
70
75
76
78
79
77
76
73
74
74
74
79
83
89
89
89
89
86
83
82
77
73
68

Pressure (mb)

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

Ozone (du)

341
341
341
341
340
340
339
339
338
339
339
340
341
343
345
344
344
343
343
343
343
345
346
348

Thursday 28

Waxing Gibbous 95%

18:17

04:10

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

Sun - Rise: 05:40, Set: 20:27, Transit: 13:04. Moon - Rise: 18:17, Set: 04:10. Civil Dark: 20:59 - 05:08. Nautical Dark: 21:39 - 04:28. Astro Dark: 22:24 - 03:42

Total Clouds (% Sky Obscured)

26
5
25
43
61
66
63
59
58
67
78
65
50
33
34
38
37
51
51
46

Low Clouds (% Sky Obscured)

24
2
24
43
61
59
55
42
27
44
61
44
26
8
6
6
3
17
31
43

Medium Clouds (% Sky Obscured)

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
0
0
0
0
0
0
0
0
0
0
0
2
4
5
16
27
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Precipitation Type

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

Precipitation Probability (%)

22
16
20
19
15
22
25
22
24
19
5
8
7
0
0
0
0
2
5
7

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

21
20
19
18
17
16
16
15
15
14
14
14
14
15
16
17
19
20
21
22

Feels Like (°C)

21
21
22
20
20
20
19
19
18
15
14
13
14
14
14
16
17
17
18
19

Dew Point (°C)

16
15
15
15
15
14
13
13
12
11
10
10
10
11
11
12
12
12
12
12

Relative Humidity (%)

71
75
80
81
83
85
85
85
84
82
78
76
76
75
75
71
65
60
58
55

Pressure (mb)

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

Ozone (du)

348
349
349
350
351
352
353
354
355
356
356
357
358
358
359
359
359
359
358
358

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

Generated: 22/05/26 18:21:32. Forecast: 22/05/26 to 28/05/26. Timezone: UTC-4.00