Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 9%

06:30

20:33

15 OK
16 OK
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
11 Bad
12 Bad
13 OK
14 Good

Sun - Rise: 05:57, Set: 18:12, Transit: 12:06. Moon - Rise: 06:30, Set: 20:33. Civil Dark: 18:45 - 05:24. Nautical Dark: 19:25 - 04:45. Astro Dark: 20:06 - 04:04

Total Clouds (% Sky Obscured)

21
39
53
63
100
94
100
100
93
100
100
100
100
100
100
100
99
71
75
82
75
50
41
10

Low Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
0
7
39
42
70
76
63
60
37
27
26
24
9

Medium Clouds (% Sky Obscured)

21
19
6
5
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

21
39
53
63
98
94
100
100
93
100
100
100
100
100
87
72
73
38
34
62
64
29
20
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
7
6
5
5
4
3
3
2
1
1
0
-0
-1
-1
1
2
2
4
5
6
8
8

Dew Point (°C)

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

Relative Humidity (%)

64
67
71
74
75
77
76
76
76
75
76
75
73
74
74
74
73
68
63
56
50
43
41
43

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1021
1021
1021
1021
1021
1021
1020
1019
1019

Ozone (du)

365
364
364
367
371
374
375
373
372
372
372
373
372
372
374
372
372
371
370
371
371
372
372
371

Saturday 21

Waxing Crescent 17%

06:50

22:03

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

Sun - Rise: 05:55, Set: 18:14, Transit: 12:05. Moon - Rise: 06:50, Set: 22:03. Civil Dark: 18:47 - 05:22. Nautical Dark: 19:27 - 04:42. Astro Dark: 20:08 - 04:01

Total Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
39
57
76
77
77
74
74
85
52
37
33
63
77
82
91
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
39
57
76
77
77
74
74
85
52
37
33
63
72
66
60
54

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
3
2
3
2
55
85
90

High Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
0
0
0
1
3
4
2
5
1
1
2
2
20
25
43
94

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
11
38
34
100
100
100
100
100
90
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
51
57
65
69
71
73
75
73
74
79
80
83
85
85
88
85
78
73
64
56
51
47
47

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017

Ozone (du)

371
370
372
373
375
380
382
385
391
394
398
401
400
398
397
396
394
392
389
387
385
383
381
382

Sunday 22

Waxing Crescent 17%

07:17

23:34

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 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:53, Set: 18:16, Transit: 12:05. Moon - Rise: 07:17, Set: 23:34. Civil Dark: 18:49 - 05:20. Nautical Dark: 19:28 - 04:40. Astro Dark: 20:10 - 03:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
63
74
58
34
95
58
64
96
96
89
97
97
99
100

Low Clouds (% Sky Obscured)

36
20
31
34
29
0
6
63
60
41
41
60
48
34
46
32
35
21
9
22
9
30
58
82

Medium Clouds (% Sky Obscured)

100
100
100
100
99
100
100
94
41
14
3
0
0
0
0
0
0
4
7
52
29
29
19
28

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
96
40
40
21
4
92
42
46
91
93
70
94
95
97
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 (%)

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)

2
2
3
3
2
2
0
3
2
5
4
5
6
7
5
5
4
6
6
5
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
49
56
60
62
63
64
67
65
67
74
78
79
87
88
91
83
68
61
58
54
51
49
46

Pressure (mb)

1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1021
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

379
379
377
374
376
376
375
381
386
392
396
391
386
382
381
378
375
373
372
370
369
367
365
362

Monday 23

Waxing Crescent 26%

07:57

01:01

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
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:51, Set: 18:17, Transit: 12:05. Moon - Rise: 07:57, Set: 01:01. Civil Dark: 18:51 - 05:17. Nautical Dark: 19:30 - 04:38. Astro Dark: 20:12 - 03:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
97
97
96
95
95
97
98
100
100
100
100
100
100
100
100
77
93

Low Clouds (% Sky Obscured)

69
58
45
30
15
0
0
0
0
1
0
0
0
0
0
14
27
39
44
52
66
78
60
74

Medium Clouds (% Sky Obscured)

44
52
56
65
86
100
98
96
89
87
94
57
97
82
100
100
100
100
100
99
98
88
37
24

High Clouds (% Sky Obscured)

100
100
100
100
100
100
83
68
55
50
49
49
66
83
100
100
100
100
100
100
100
90
76
82

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)

3
3
3
4
3
2
4
5
7
7
7
8
9
9
9
10
11
12
13
14
15
16
16
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
44
45
55
59
61
61
67
78
82
81
77
73
74
78
81
82
80
76
69
66
64
65
58

Pressure (mb)

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

Ozone (du)

358
357
355
353
348
346
346
345
343
341
341
339
339
340
339
339
340
340
339
341
344
350
351
354

Tuesday 24

Waxing Crescent 38%

08:54

02:15

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
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 05:48, Set: 18:19, Transit: 12:04. Moon - Rise: 08:54, Set: 02:15. Civil Dark: 18:52 - 05:15. Nautical Dark: 19:32 - 04:35. Astro Dark: 20:14 - 03:53

Total Clouds (% Sky Obscured)

93
83
99
90
89
88
87
94
89
91
88
89
79
69
59
91
94
96
88
82
84
74
61
48

Low Clouds (% Sky Obscured)

68
73
98
84
85
80
69
58
47
57
58
64
61
59
59
73
87
96
88
82
84
69
49
32

Medium Clouds (% Sky Obscured)

42
18
18
35
47
51
50
49
48
44
36
29
19
10
5
51
49
48
34
24
10
12
14
17

High Clouds (% Sky Obscured)

53
28
1
3
2
4
2
15
4
12
8
20
15
20
0
75
75
70
47
18
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

1
8
31
25
18
15
60
81
92
80
53
26
40
39
36
24
37
47
53
59
68
76
80
84

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
18
17
17
17
16
16
14
13
13
13
14
15
15
14
15
15
16
17
17
17
16
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
9
8
5
5
5
5
4
3
2
1
0
-1
-1
2
3
5
4
4
3
2
2

Relative Humidity (%)

60
64
69
83
81
69
69
71
70
68
70
70
67
65
64
66
70
75
82
75
69
63
61
58

Pressure (mb)

1013
1011
1011
1011
1010
1010
1009
1009
1009
1008
1007
1007
1007
1006
1006
1005
1010
1009
1008
1008
1007
1006
1006
1006

Ozone (du)

355
356
356
360
360
365
372
378
381
384
383
383
384
387
393
406
414
422
429
426
422
418
418
417

Wednesday 25

First Quarter 50%

10:08

03:10

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

Sun - Rise: 05:46, Set: 18:21, Transit: 12:04. Moon - Rise: 10:08, Set: 03:10. Civil Dark: 18:54 - 05:13. Nautical Dark: 19:34 - 04:33. Astro Dark: 20:16 - 03:50

Total Clouds (% Sky Obscured)

55
62
55
40
35
30
30
29
28
28
26
21
30
38
41
42
40
35
31
29
24
38
52
66

Low Clouds (% Sky Obscured)

34
35
32
24
21
15
19
22
26
26
26
21
29
33
38
39
40
35
31
29
24
22
21
19

Medium Clouds (% Sky Obscured)

15
14
10
6
3
4
3
1
0
0
0
0
4
18
27
10
4
0
0
0
0
3
5
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
5
5
10
17
26

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

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
None

Precipitation Probability (%)

66
46
29
25
18
3
5
3
0
0
0
0
0
0
0
1
1
1
3
2
0
7
9
5

Precipitation Amount (mm)

0.3
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)

19
18
18
17
17
17
16
15
15
14
13
13
13
12
12
12
12
13
15
14
14
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
4
4
3
3
2
2
1
1
-1
-1
-1
-1
-1
-1
-1
-0
0
1
1
2
6
6

Dew Point (°C)

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

Relative Humidity (%)

56
55
55
53
54
56
57
57
59
60
61
62
63
63
63
63
61
59
56
51
47
42
42
40

Pressure (mb)

1005
1006
1006
1007
1008
1009
1010
1010
1011
1012
1012
1013
1013
1014
1014
1014
1015
1016
1017
1017
1018
1018
1018
1018

Ozone (du)

416
417
419
420
419
417
416
413
410
407
399
391
383
379
375
371
368
364
361
359
358
356
355
354

Thursday 26

Waxing Gibbous 61%

11:31

03:48

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
11 Bad

Sun - Rise: 05:44, Set: 18:22, Transit: 12:04. Moon - Rise: 11:31, Set: 03:48. Civil Dark: 18:56 - 05:10. Nautical Dark: 19:36 - 04:30. Astro Dark: 20:18 - 03:48

Total Clouds (% Sky Obscured)

63
59
55
67
76
87
90
94
96
88
76
58
43
44
38
61
81
95
91
86
81

Low Clouds (% Sky Obscured)

13
6
0
5
9
18
38
52
64
73
76
58
43
44
38
56
57
62
56
51
47

Medium Clouds (% Sky Obscured)

19
19
19
21
24
27
21
9
10
10
9
9
6
5
0
6
14
23
22
18
11

High Clouds (% Sky Obscured)

20
15
18
15
10
5
27
49
58
53
48
45
32
19
3
5
8
11
11
11
11

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

Precipitation Probability (%)

13
15
12
9
5
0
1
4
10
35
48
60
61
57
50
37
23
5
20
24
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
6
5
3
3
3
3
2
2
0
-1
-1
-0
1
1
1
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

40
42
46
49
55
64
72
71
68
64
66
65
65
68
69
72
70
66
63
60
55

Pressure (mb)

1018
1018
1018
1018
1018
1019
1019
1018
1018
1017
1017
1016
1015
1014
1013
1012
1012
1011
1011
1011
1011

Ozone (du)

354
353
352
352
351
351
350
349
349
348
348
348
349
349
348
348
349
350
351
349
347

Forecast for Wilmington, Kent, United Kingdom (51.43,0.21)

Generated: 20/03/26 15:33:01. Forecast: 20/03/26 to 26/03/26. Timezone: UTC+0.00