Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 25

First Quarter 52%

11:57

03:16

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 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:35, Set: 19:03, Transit: 12:49. Moon - Rise: 11:57, Set: 03:16. Civil Dark: 19:31 - 06:07. Nautical Dark: 20:04 - 05:33. Astro Dark: 20:39 - 04:59

Total Clouds (% Sky Obscured)

45
37
77
73
100
100
100
100
100
100
100
100
100
100
100
100
95
93
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
13
0
0
0
0
0
13
54
51
51
53
37
54
73
71
69
49
31
0
1
4
2

Medium Clouds (% Sky Obscured)

3
37
46
52
100
100
100
100
100
100
98
93
92
100
95
92
85
52
50
86
82
96
97
100

High Clouds (% Sky Obscured)

10
37
43
35
100
100
100
45
79
100
100
100
100
18
100
100
7
51
85
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
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
2
7
16
8
25
42
31
11
52
41
38
14
10
6
1
0
0
0
3

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
5
9
10
10
11
11
11
11
11
11
12
12
12
12
12
13
14
14
13
12
11

Chance of Frost

Temperature (°C)

11
11
10
7
7
6
5
5
4
4
4
4
5
5
6
6
7
8
10
12
13
15
16
17

Feels Like (°C)

7
7
6
3
2
1
0
-0
-1
-0
-1
-1
-0
1
1
2
2
4
6
7
9
11
13
13

Dew Point (°C)

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

Relative Humidity (%)

28
31
35
44
52
57
61
63
66
69
71
72
69
79
86
86
84
79
73
64
63
57
57
58

Pressure (mb)

1025
1024
1024
1023
1023
1023
1023
1023
1022
1021
1020
1018
1017
1015
1014
1014
1013
1012
1011
1011
1010
1010
1008
1008

Ozone (du)

402
400
395
391
387
386
389
388
388
385
384
389
389
384
379
378
380
371
363
359
358
357
352
348

Thursday 26

Waxing Gibbous 64%

13:12

03:59

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
15 Bad

Sun - Rise: 06:33, Set: 19:04, Transit: 12:49. Moon - Rise: 13:12, Set: 03:59. Civil Dark: 19:32 - 06:05. Nautical Dark: 20:06 - 05:32. Astro Dark: 20:40 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
98
78
55
50

Low Clouds (% Sky Obscured)

3
3
3
5
83
74
86
84
100
100
100
91
86
70
52
63
42
25
27
13
1
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
97
93
100
86
52
100
93
99
100
76
42
25
27
39
100
76
87
78
55
50

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
96
100
92
100
100
87
48
40
25

ISS Passover

Visibility (miles)

9
9
9
9
9
2
3
1
4
9
9
5
3
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
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
None
None
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
9
50
95
95
95
95
95
82
46
48
71
59
23
8
16
11
11
5
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
1.3
2.4
2.1
3.9
1.4
0.4
0
0
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
9
6
5
7
3
4
2
4
4
3
5
6
9
12
10
11
12
13
14
14
14
13
12

Chance of Frost

Temperature (°C)

16
16
15
13
12
11
10
10
10
10
10
10
10
10
8
7
6
6
6
6
6
7
7
6

Feels Like (°C)

13
13
13
12
10
10
9
9
8
9
9
8
8
6
4
4
2
1
1
0
-0
1
1
0

Dew Point (°C)

9
9
10
10
9
10
10
10
10
10
10
10
9
7
5
4
2
1
-1
-2
-4
-6
-7
-8

Relative Humidity (%)

61
64
69
78
83
95
98
100
98
98
98
96
95
85
78
77
76
72
64
56
48
41
38
35

Pressure (mb)

1008
1008
1007
1007
1007
1006
1005
1004
1004
1003
1003
1003
1004
1005
1007
1008
1010
1012
1014
1015
1016
1016
1017
1017

Ozone (du)

342
334
329
323
322
319
316
314
311
308
301
296
293
293
290
290
289
290
289
289
290
292
294
296

Friday 27

Waxing Gibbous 74%

14:27

04:33

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

Sun - Rise: 06:32, Set: 19:05, Transit: 12:49. Moon - Rise: 14:27, Set: 04:33. Civil Dark: 19:33 - 06:03. Nautical Dark: 20:07 - 05:30. Astro Dark: 20:41 - 04:55

Total Clouds (% Sky Obscured)

42
40
30
0
2
1
1
1
2
3
19
33
33
42
40
55
69
74
82
78
65
55
58
61

Low Clouds (% Sky Obscured)

0
0
0
0
1
1
1
1
2
2
12
25
33
37
19
30
35
35
40
30
20
15
20
15

Medium Clouds (% Sky Obscured)

42
40
30
0
0
0
0
0
0
0
0
0
0
4
40
4
9
58
82
78
65
55
58
61

High Clouds (% Sky Obscured)

2
6
10
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
9
9
9
8
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
3
3
2
4
6
6
5
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-10
-9
-9
-9
-9
-9
-9
-9
-10
-11
-12
-13
-13
-14
-14
-14
-14
-14
-14
-15
-15
-14
-14

Relative Humidity (%)

33
33
38
44
48
52
54
57
58
56
55
52
49
47
47
46
43
40
36
34
29
27
28
28

Pressure (mb)

1017
1018
1019
1020
1021
1022
1022
1023
1023
1023
1024
1024
1024
1025
1025
1026
1027
1027
1027
1027
1027
1027
1027
1026

Ozone (du)

298
299
302
302
300
300
302
309
312
320
318
321
325
333
353
368
375
384
393
401
405
406
413
431

Saturday 28

Waxing Gibbous 83%

15:40

05:00

16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 Good
23 Good
00 OK
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

Sun - Rise: 06:30, Set: 19:06, Transit: 12:49. Moon - Rise: 15:40, Set: 05:00. Civil Dark: 19:34 - 06:01. Nautical Dark: 20:08 - 05:28. Astro Dark: 20:43 - 04:53

Total Clouds (% Sky Obscured)

56
61
58
50
30
20
2
16
26
44
52
66
72
65
60
60
57
51
83
92
89
70
81
77

Low Clouds (% Sky Obscured)

10
10
5
5
8
11
1
2
0
2
1
1
1
0
0
0
0
0
12
5
4
0
3
4

Medium Clouds (% Sky Obscured)

56
61
58
50
2
0
0
6
12
18
18
17
15
10
15
10
10
5
4
9
14
19
39
65

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
6
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 (%)

23
10
18
10
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-14
-12
-11
-12
-12
-12
-13
-13
-13
-13
-12
-12
-12
-12
-11
-12
-14
-13
-13
-13
-13
-13
-12

Relative Humidity (%)

30
30
36
41
42
44
46
46
45
45
47
50
49
50
51
53
47
36
33
29
26
24
23
24

Pressure (mb)

1026
1027
1028
1028
1029
1030
1030
1031
1031
1031
1031
1031
1032
1032
1033
1033
1033
1033
1033
1032
1031
1030
1029
1029

Ozone (du)

448
475
503
515
525
528
528
520
505
489
480
474
474
472
468
463
460
457
457
454
452
445
436
430

Sunday 29

Waxing Gibbous 91%

No Rise

05:22

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

Sun - Rise: 06:28, Set: 19:07, Transit: 12:48. Moon - Rise: No Rise, Set: 05:22. Civil Dark: 19:36 - 06:00. Nautical Dark: 20:09 - 05:26. Astro Dark: 20:44 - 04:51

Total Clouds (% Sky Obscured)

66
51
40
36
52
72
100
67
43
19
16
15
21
32
34
45
55
60
69
73
77
86
83
80

Low Clouds (% Sky Obscured)

3
1
0
2
0
0
0
0
0
0
2
5
7
5
2
0
11
21
35
35
35
35
36
33

Medium Clouds (% Sky Obscured)

60
48
37
24
49
72
95
63
35
19
16
10
15
19
23
27
23
14
15
29
43
59
48
45

High Clouds (% Sky Obscured)

0
0
0
0
33
64
100
62
39
7
10
0
0
1
7
2
16
29
53
35
19
10
10
40

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
5
8
8
14
20
25
30
30

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)

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

Chance of Frost

Temperature (°C)

8
8
7
4
3
3
2
2
1
1
1
1
1
1
2
2
3
4
6
7
8
9
10
11

Feels Like (°C)

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

Dew Point (°C)

-11
-10
-8
-6
-5
-5
-5
-5
-5
-4
-4
-4
-3
-3
-3
-2
-3
-2
1
2
3
4
5
6

Relative Humidity (%)

25
27
34
47
53
59
59
61
65
70
73
73
74
74
73
73
64
66
68
69
69
70
69
72

Pressure (mb)

1028
1027
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1025
1025
1025
1025
1025
1024
1024
1023
1022
1021
1020
1019

Ozone (du)

428
426
421
418
413
409
402
400
400
397
397
397
394
396
394
393
390
388
386
385
383
381
379
378

Monday 30

Waxing Gibbous 96%

16:50

05:43

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
15 Bad

Sun - Rise: 06:26, Set: 19:08, Transit: 12:48. Moon - Rise: 16:50, Set: 05:43. Civil Dark: 19:37 - 05:58. Nautical Dark: 20:11 - 05:24. Astro Dark: 20:45 - 04:49

Total Clouds (% Sky Obscured)

79
94
97
98
96
93
91
94
97
100
91
83
74
74
69
63
72
82
89
66
54
62
69
68

Low Clouds (% Sky Obscured)

27
15
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
14
21
30

Medium Clouds (% Sky Obscured)

34
47
58
73
69
61
56
34
21
6
2
2
2
4
6
10
38
56
73
62
54
62
59
35

High Clouds (% Sky Obscured)

79
94
97
98
81
62
43
32
28
24
42
50
54
62
37
5
3
2
0
0
0
5
18
35

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 (%)

23
21
17
7
11
9
0
6
8
10
15
13
4
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
83
85
87
87
87
87
87
85
85
81
78
73
71
68
64
55
47
40
38
36
35
34

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1020
1021
1022
1023
1023
1024
1024
1025
1024
1024
1023
1023

Ozone (du)

376
374
374
374
375
376
378
380
379
379
379
377
376
374
375
376
377
376
375
374
374
374
374
374

Tuesday 31

Waxing Gibbous 99%

17:57

06:02

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
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: 06:25, Set: 19:10, Transit: 12:48. Moon - Rise: 17:57, Set: 06:02. Civil Dark: 19:38 - 05:56. Nautical Dark: 20:12 - 05:22. Astro Dark: 20:47 - 04:47

Total Clouds (% Sky Obscured)

63
63
70
71
62
49
37
42
53
66
78
89
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
25
12
0
20
40
37
42
42
36
38
31
20
28
53
76
84
87
97
98
99
100

Medium Clouds (% Sky Obscured)

4
3
1
0
2
3
5
3
2
0
4
10
14
20
27
31
48
66
88
90
93
96

High Clouds (% Sky Obscured)

48
61
68
71
56
44
37
42
53
66
78
89
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

Fog (%)

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
Light Rain
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
37
54
62
79
93
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.9
0.8
0.8
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
10
8
5
4
3
2
1
1
0
0
-0
-1
0
0
1
1
1
1
1
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

33
32
36
39
44
49
54
59
59
60
60
60
62
63
61
61
60
61
61
64
69
74

Pressure (mb)

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

Ozone (du)

374
374
373
372
371
372
373
375
377
379
381
379
377
374
374
374
374
372
371
369
366
364

Forecast for Andover, Essex, United States of America (42.66,-71.14)

Generated: 25/03/26 16:38:09. Forecast: 25/03/26 to 31/03/26. Timezone: UTC-4.00