Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waxing Crescent 9%

06:50

22:05

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

Sun - Rise: 05:56, Set: 18:15, Transit: 12:07. Moon - Rise: 06:50, Set: 22:05. Civil Dark: 18:48 - 05:23. Nautical Dark: 19:28 - 04:43. Astro Dark: 20:10 - 04:01

Total Clouds (% Sky Obscured)

56
44
30
12
23
24
7
7
3
22
26
27
18
23
35
62
76
77
83
62
60
72
70
62

Low Clouds (% Sky Obscured)

11
8
11
12
23
24
7
7
3
22
26
27
18
23
35
62
76
77
83
62
60
72
68
44

Medium Clouds (% Sky Obscured)

2
2
2
2
2
3
1
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
17

High Clouds (% Sky Obscured)

38
19
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
2
2
4
4
16
5

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
17
100
100
100
100
100
100
100
100
5
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)

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

Chance of Frost

Temperature (°C)

10
11
12
12
11
11
9
7
5
4
3
3
2
1
1
0
0
0
1
2
4
6
8
9

Feels Like (°C)

7
8
9
10
10
10
8
6
4
4
3
2
1
-0
-1
-1
-1
-1
-0
1
3
6
8
9

Dew Point (°C)

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

Relative Humidity (%)

49
48
47
47
51
62
70
78
83
86
89
85
81
78
77
77
78
83
86
84
77
74
70
64

Pressure (mb)

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

Ozone (du)

367
366
366
366
366
365
367
373
374
375
375
378
378
382
382
382
380
378
377
375
375
374
373
374

Sunday 22

Waxing Crescent 17%

07:17

23:37

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 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:54, Set: 18:17, Transit: 12:07. Moon - Rise: 07:17, Set: 23:37. Civil Dark: 18:50 - 05:21. Nautical Dark: 19:30 - 04:41. Astro Dark: 20:12 - 03:59

Total Clouds (% Sky Obscured)

81
88
99
100
100
100
100
100
100
100
100
100
100
65
30
35
100
100
93
92
98
83
79
99

Low Clouds (% Sky Obscured)

45
55
47
40
38
30
0
0
0
0
0
0
0
0
0
13
27
0
25
47
34
42
42
56

Medium Clouds (% Sky Obscured)

30
43
43
38
29
36
100
100
100
100
87
77
33
28
13
8
4
0
2
27
44
25
32
46

High Clouds (% Sky Obscured)

49
73
99
100
100
100
100
100
100
100
100
100
100
2
17
35
100
100
86
80
96
65
61
97

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
13
11
10
9
8
6
5
4
4
4
3
3
3
2
1
1
0
1
3
6
8
10

Dew Point (°C)

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

Relative Humidity (%)

60
57
56
55
59
68
72
63
62
68
79
85
86
83
83
88
91
94
93
91
82
75
72
70

Pressure (mb)

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

Ozone (du)

375
376
379
380
377
374
375
376
383
390
396
399
398
393
390
381
381
377
375
372
370
370
367
366

Monday 23

Waxing Crescent 26%

07:57

01:04

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
11 Bad

Sun - Rise: 05:52, Set: 18:18, Transit: 12:06. Moon - Rise: 07:57, Set: 01:04. Civil Dark: 18:52 - 05:18. Nautical Dark: 19:32 - 04:38. Astro Dark: 20:14 - 03:56

Total Clouds (% Sky Obscured)

100
99
99
100
100
100
100
100
100
100
100
100
97
97
100
56
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

59
63
39
50
36
25
25
6
1
0
0
0
0
0
0
0
17
32
44
52
63
46
31
20

Medium Clouds (% Sky Obscured)

56
69
67
84
96
98
96
88
99
70
43
82
84
89
84
56
98
91
34
96
85
100
100
100

High Clouds (% Sky Obscured)

100
99
98
100
100
100
100
100
100
100
100
94
64
79
100
46
49
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 (%)

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
3
4
5
6
7
5
4
5
7
8
9
9
9
9
9
10
11
12
12
14
15
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
67
65
63
64
71
76
76
78
81
85
87
85
82
82
85
87
87
84
84
80
76
75
72

Pressure (mb)

1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1018
1018
1018
1018
1017
1017
1016

Ozone (du)

365
364
361
360
357
354
352
352
352
351
350
348
345
344
343
342
341
339
341
338
338
338
339
340

Tuesday 24

Waxing Crescent 38%

08:54

02:18

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
11 Bad

Sun - Rise: 05:49, Set: 18:20, Transit: 12:06. Moon - Rise: 08:54, Set: 02:18. Civil Dark: 18:54 - 05:16. Nautical Dark: 19:34 - 04:36. Astro Dark: 20:16 - 03:53

Total Clouds (% Sky Obscured)

100
85
88
68
99
99
99
99
87
38
73
59
58
63
62
94
97
92
89
100
80
72
91
100

Low Clouds (% Sky Obscured)

18
13
10
13
28
39
54
73
87
38
55
31
42
51
61
85
81
67
70
70
73
58
57
62

Medium Clouds (% Sky Obscured)

66
81
85
68
93
94
69
52
31
22
17
30
26
24
10
26
84
89
83
100
65
48
83
100

High Clouds (% Sky Obscured)

99
85
88
68
76
65
44
33
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
8
5
4
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
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
4
21
28
40
55
56
34
5
19
33
47
45
36
11
17
13
23
55
91
95
95
95
76

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.3
0
0
0
0
0.2
0
0
0
0
0
0
0.2
0.6
1.7
1.4
0.9
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
15
15
14
13
11
11
10
9
9
9
8
8
7
6
5
5
4
4
4
4
5
6

Feels Like (°C)

8
9
10
10
9
8
6
5
4
4
5
5
5
4
2
2
-1
-2
-3
-3
-3
-3
-2
-2

Dew Point (°C)

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

Relative Humidity (%)

71
69
70
72
74
84
90
90
76
78
82
85
85
87
85
85
83
83
79
77
76
69
63
58

Pressure (mb)

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

Ozone (du)

341
346
354
356
357
357
361
364
369
379
382
384
386
392
395
404
411
419
426
432
431
429
428
428

Wednesday 25

First Quarter 50%

10:08

03:13

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

Sun - Rise: 05:47, Set: 18:22, Transit: 12:06. Moon - Rise: 10:08, Set: 03:13. Civil Dark: 18:55 - 05:13. Nautical Dark: 19:36 - 04:33. Astro Dark: 20:18 - 03:51

Total Clouds (% Sky Obscured)

79
48
17
19
27
38
53
67
77
71
69
66
63
62
62
53
44
36
29
22
15
39
64
87

Low Clouds (% Sky Obscured)

41
23
8
7
6
5
24
42
61
62
63
64
63
62
62
53
44
36
29
22
15
34
52
69

Medium Clouds (% Sky Obscured)

79
48
17
10
16
22
25
25
29
20
10
2
1
0
0
0
0
0
0
0
0
5
9
14

High Clouds (% Sky Obscured)

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

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 (%)

47
34
28
22
13
1
14
24
30
31
29
18
20
13
7
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
57
62
64
64
63
65
67
71
73
75
78
82
83
83
85
83
82
80
72
66
59
54
49

Pressure (mb)

1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1014
1014
1015
1015
1016
1017
1018
1018
1019
1020
1020
1021
1021
1021

Ozone (du)

425
423
421
420
422
421
416
410
408
398
388
383
376
373
369
365
364
362
360
357
354
351
348
344

Thursday 26

Waxing Gibbous 61%

11:31

03:51

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

Sun - Rise: 05:45, Set: 18:24, Transit: 12:05. Moon - Rise: 11:31, Set: 03:51. Civil Dark: 18:57 - 05:11. Nautical Dark: 19:37 - 04:31. Astro Dark: 20:20 - 03:48

Total Clouds (% Sky Obscured)

82
73
65
61
58
57
58
56
56
51
50
46
32
21
20
32
40
49
54
65
79
89
93
93

Low Clouds (% Sky Obscured)

61
54
46
46
48
48
42
35
28
31
35
36
22
11
0
3
6
9
6
3
0
24
48
72

Medium Clouds (% Sky Obscured)

11
8
11
16
10
5
4
4
5
4
4
3
3
2
2
2
3
5
28
51
70
70
74
35

High Clouds (% Sky Obscured)

4
3
3
6
6
4
13
22
33
22
11
1
1
2
5
10
18
25
28
29
29
42
52
60

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 (%)

3
1
0
5
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
10

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)

17
16
16
16
14
13
12
10
8
7
7
7
6
6
5
5
4
4
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
45
45
45
51
59
67
68
69
69
69
68
66
69
71
73
74
74
75
70
66
62
60
56

Pressure (mb)

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

Ozone (du)

341
336
332
327
325
324
323
322
322
322
321
320
319
318
317
317
317
317
318
318
318
319
320
321

Friday 27

Waxing Gibbous 72%

No Rise

04:16

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

Sun - Rise: 05:42, Set: 18:25, Transit: 12:05. Moon - Rise: No Rise, Set: 04:16. Civil Dark: 18:59 - 05:09. Nautical Dark: 19:39 - 04:28. Astro Dark: 20:22 - 03:45

Total Clouds (% Sky Obscured)

94
95
94
98
98
100
92
85
78
77
77
76
71
69
84
93
88
69

Low Clouds (% Sky Obscured)

77
81
86
91
95
100
91
84
78
75
73
70
69
56
49
43
36
34

Medium Clouds (% Sky Obscured)

30
33
46
48
27
21
15
8
4
24
46
66
71
69
73
69
61
48

High Clouds (% Sky Obscured)

40
25
6
15
27
41
49
52
50
54
48
57
51
49
35
32
29
30

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

14
16
17
15
13
8
7
5
1
3
2
0
1
3
2
4
5
2

Precipitation Amount (mm)

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
5
5
5
6
6
7
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
54
56
56
62
67
74
72
72
74
72
72
72
74
75
76
78
80

Pressure (mb)

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

Ozone (du)

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

Forecast for Enfield, Greater London, United Kingdom (51.65,-0.08)

Generated: 21/03/26 12:39:07. Forecast: 21/03/26 to 27/03/26. Timezone: UTC+0.00