Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 16

Waning Crescent 2%

05:29

19:15

00 Bad
01 OK
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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:08, Set: 20:09, Transit: 13:08. Moon - Rise: 05:29, Set: 19:15. Civil Dark: 20:45 - 05:31. Nautical Dark: 21:30 - 04:46. Astro Dark: 22:22 - 03:54

Total Clouds (% Sky Obscured)

54
45
58
89
75
75
75
89
72
70
73
88
89
87
87
100
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
47
64
78
81
78
82
76
56
58
40
47
39
56
25
81
45
81
58
50
44
63
65
54

Medium Clouds (% Sky Obscured)

0
43
72
30
23
14
18
9
0
0
13
81
47
87
87
100
97
100
100
99
98
90
100
100

High Clouds (% Sky Obscured)

69
53
50
26
10
48
50
14
4
15
18
65
83
63
75
100
83
100
98
100
92
96
100
73

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
1
0
18
8
23
22
12
21
11
44
50
34
21
12
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
89
85
85
85
86
86
72
74
69
65
64
65
68
72
73
74
76
83
88
91
93
95

Pressure (mb)

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

Ozone (du)

394
392
395
397
397
393
391
387
392
387
385
382
373
367
364
361
359
357
361
364
366
367
368
369

Friday 17

New Moon 0%

05:43

20:46

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
19 Bad
20 OK
21 OK
22 OK
23 OK

Sun - Rise: 06:05, Set: 20:10, Transit: 13:08. Moon - Rise: 05:43, Set: 20:46. Civil Dark: 20:47 - 05:29. Nautical Dark: 21:32 - 04:43. Astro Dark: 22:25 - 03:51

Total Clouds (% Sky Obscured)

93
91
99
100
98
100
100
100
100
100
100
100
100
100
97
100
100
100
78
42
31
39
22
30

Low Clouds (% Sky Obscured)

53
48
64
66
62
74
76
75
66
83
59
58
71
100
96
100
100
100
22
24
31
31
0
4

Medium Clouds (% Sky Obscured)

46
75
63
41
27
46
92
40
48
100
100
94
80
84
93
81
68
71
78
16
2
7
13
13

High Clouds (% Sky Obscured)

16
61
99
97
95
95
100
100
100
100
100
100
64
20
25
16
2
4
1
6
3
1
8
30

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
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
0
0
0
0
0
0
0
0
1
3
12
43
33
25
12
17
25
24
2
1
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
9
9
9
8
9
10
11
13
14
15
15
15
15
13
11
12
13
13
11
9
8
7
6

Chance of Frost

Temperature (°C)

10
10
9
9
9
9
9
10
10
11
12
13
14
14
14
14
13
13
13
12
11
9
9
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
96
96
96
93
93
88
86
84
86
86
89
89
82
76
77
89
91
95
95
94

Pressure (mb)

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

Ozone (du)

368
368
369
370
371
369
369
370
371
372
371
371
371
373
373
372
374
373
371
372
372
376
374
376

Saturday 18

Waxing Crescent 2%

05:59

22:21

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

Sun - Rise: 06:03, Set: 20:12, Transit: 13:08. Moon - Rise: 05:59, Set: 22:21. Civil Dark: 20:49 - 05:27. Nautical Dark: 21:35 - 04:41. Astro Dark: 22:28 - 03:47

Total Clouds (% Sky Obscured)

94
91
96
99
100
100
37
37
43
69
79
30
78
81
73
50
58
57
63
68
51
12
2
1

Low Clouds (% Sky Obscured)

25
29
51
60
48
49
37
37
40
61
40
10
27
55
42
46
29
29
38
47
44
12
0
0

Medium Clouds (% Sky Obscured)

47
51
67
71
75
70
0
0
0
0
21
1
18
11
9
8
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

54
5
14
6
22
10
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
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
1
4
8
3
10
20
15
22
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
94
94
93
93
91
84
74
70
66
63
62
71
64
60
72
79
77
73
81
88
88

Pressure (mb)

1020
1020
1020
1020
1020
1020
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1025
1026
1027
1027
1027

Ozone (du)

381
388
391
393
395
396
400
403
405
405
406
408
406
405
406
405
402
399
398
399
398
397
397
396

Sunday 19

Waxing Crescent 7%

06:23

23:55

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

Sun - Rise: 06:01, Set: 20:14, Transit: 13:07. Moon - Rise: 06:23, Set: 23:55. Civil Dark: 20:51 - 05:24. Nautical Dark: 21:37 - 04:38. Astro Dark: 22:31 - 03:44

Total Clouds (% Sky Obscured)

21
20
18
19
21
23
25
29
32
36
33
27
22
21
22
27
26
34
26
28
27
26
17
9

Low Clouds (% Sky Obscured)

21
20
18
19
21
23
25
29
32
36
33
27
22
21
22
27
26
34
26
28
27
24
17
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
5
3
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
2
1
0
0
8
17
25
18
11
4
3
1
0
0
0
0
1
2
11
4
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
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)

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

Chance of Frost

Temperature (°C)

5
4
4
4
4
3
3
4
6
8
10
11
12
13
14
14
14
14
13
12
9
8
7
5

Feels Like (°C)

4
3
3
3
2
2
2
2
4
6
8
10
11
12
12
12
12
12
12
9
7
6
4
4

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
89
91
91
91
91
82
73
60
53
51
48
47
48
49
51
62
71
80
84
87
88

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027
1028
1028
1029

Ozone (du)

396
394
393
393
393
394
394
393
393
394
394
393
394
394
393
393
394
395
395
395
395
396
395
394

Monday 20

Waxing Crescent 14%

06:58

No Set

00 Good
01 OK
02 OK
03 Bad
04 Bad
05 OK
06 OK
07 OK
08 OK
09 OK
10 Bad
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

Sun - Rise: 05:59, Set: 20:16, Transit: 13:07. Moon - Rise: 06:58, Set: No Set. Civil Dark: 20:52 - 05:22. Nautical Dark: 21:39 - 04:35. Astro Dark: 22:34 - 03:41

Total Clouds (% Sky Obscured)

0
13
28
49
42
29
23
29
31
34
56
78
100
96
93
88
87
69
79
76
81
88
85
80

Low Clouds (% Sky Obscured)

0
11
21
32
23
13
4
12
19
26
40
54
65
57
50
44
39
34
30
55
73
88
85
78

Medium Clouds (% Sky Obscured)

0
2
5
8
6
2
0
0
0
0
42
37
45
41
44
38
36
30
28
15
14
17
16
14

High Clouds (% Sky Obscured)

0
3
11
45
42
29
23
29
31
34
35
20
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
9
9
7
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
2
3
2
9
14
20
21
19
22
22
17
16
15
13

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)

5
5
4
4
4
5
5
6
8
10
12
14
14
12
13
14
14
13
13
12
12
12
12
12

Chance of Frost

Temperature (°C)

4
3
3
2
2
2
2
3
5
7
9
10
10
11
11
11
11
10
11
10
10
9
8
8

Feels Like (°C)

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

Dew Point (°C)

3
2
1
1
0
1
1
2
3
3
3
3
3
4
4
4
6
7
7
7
7
7
6
6

Relative Humidity (%)

88
89
88
89
89
91
94
91
83
75
67
62
61
65
61
59
72
78
76
83
84
85
85
87

Pressure (mb)

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

Ozone (du)

395
396
395
396
397
398
399
399
399
400
401
403
406
410
410
410
411
412
408
405
405
405
405
406

Tuesday 21

Waxing Crescent 24%

07:50

01:18

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 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK

Sun - Rise: 05:57, Set: 20:17, Transit: 13:07. Moon - Rise: 07:50, Set: 01:18. Civil Dark: 20:54 - 05:20. Nautical Dark: 21:41 - 04:33. Astro Dark: 22:37 - 03:37

Total Clouds (% Sky Obscured)

72
71
70
70
68
66
64
66
67
69
70
75
76
56
32
20
27
35
42
43
45
45
43
44

Low Clouds (% Sky Obscured)

71
71
70
70
68
66
64
66
67
69
51
32
18
16
14
12
16
22
26
18
8
0
9
18

Medium Clouds (% Sky Obscured)

6
3
1
0
0
0
0
0
0
0
2
7
22
21
17
8
6
3
0
3
8
13
25
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
10
30
33
43
45
28
19

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 (%)

11
9
6
0
1
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)

12
12
12
11
10
11
11
12
13
15
17
17
16
16
15
15
14
12
11
10
8
7
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
91
93
94
93
90
86
79
72
66
60
55
51
49
48
47
54
61
68
73
77
82
83

Pressure (mb)

1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1024
1023

Ozone (du)

407
408
408
408
408
405
401
397
394
390
386
385
384
383
383
383
382
381
380
379
377
375
373
372

Wednesday 22

Waxing Crescent 35%

09:01

02:21

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:55, Set: 20:19, Transit: 13:07. Moon - Rise: 09:01, Set: 02:21. Civil Dark: 20:56 - 05:17. Nautical Dark: 21:44 - 04:30. Astro Dark: 22:40 - 03:34

Total Clouds (% Sky Obscured)

51
53
53
56
65
71
76
75
74
69
79
89
99
99
99
100
100
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

25
38
50
56
62
58
55
57
58
60
52
44
35
42
51
62
74
79
81
94
94
93
89
83

Medium Clouds (% Sky Obscured)

46
32
18
4
11
17
23
31
40
38
24
13
3
13
20
29
28
22
20
23
26
29
25
22

High Clouds (% Sky Obscured)

13
10
7
4
9
15
25
22
18
19
45
73
98
95
93
91
61
33
5
4
4
2
2
1

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
6
7
6
18
22
24
45
58
69
51
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0
0

Wind Speed/Direction (mph)

5
5
6
6
7
7
7
7
9
11
14
15
15
17
16
16
15
14
12
10
8
7
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
88
88
88
86
85
83
75
67
60
60
62
62
66
72
77
80
83
84
87
91
94
93

Pressure (mb)

1023
1023
1022
1021
1021
1020
1019
1018
1017
1017
1016
1015
1014
1013
1012
1011
1010
1009
1009
1008
1008
1008
1008
1007

Ozone (du)

371
371
369
367
365
365
365
364
365
365
366
363
360
357
358
360
361
364
367
370
376
383
390
398

Forecast for Northwick, Worcestershire, United Kingdom (52.21,-2.22)

Generated: 16/04/26 08:53:30. Forecast: 16/04/26 to 22/04/26. Timezone: UTC+1.00