Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

Waning Crescent 0%

06:33

17:31

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

Sun - Rise: 06:48, Set: 18:53, Transit: 12:51. Moon - Rise: 06:33, Set: 17:31. Civil Dark: 19:21 - 06:20. Nautical Dark: 19:54 - 05:47. Astro Dark: 20:27 - 05:14

Total Clouds (% Sky Obscured)

17
20
43
96
18
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
3
16
100
100

Low Clouds (% Sky Obscured)

17
20
0
18
18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
15
17
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
99
100

High Clouds (% Sky Obscured)

1
6
35
89
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
13
90
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
1

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
16
15
14
13
13
13
12
13
12
12
11
11
11
10
9
9
10
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-10
-10
-9
-9
-10
-10
-11
-14
-12
-13
-13
-15
-16
-16
-16
-16
-17
-17
-18
-20
-21
-21
-21

Relative Humidity (%)

40
37
37
38
41
44
49
51
44
51
49
49
45
41
40
40
40
40
38
33
27
23
20
19

Pressure (mb)

1007
1007
1007
1008
1009
1011
1013
1015
1016
1017
1018
1019
1019
1020
1021
1022
1023
1024
1025
1026
1028
1029
1029
1029

Ozone (du)

351
350
357
365
371
383
388
398
414
419
421
434
449
463
463
453
447
439
432
426
425
423
423
425

Wednesday 18

New Moon 0%

06:54

18:44

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

Sun - Rise: 06:47, Set: 18:54, Transit: 12:51. Moon - Rise: 06:54, Set: 18:44. Civil Dark: 19:22 - 06:19. Nautical Dark: 19:55 - 05:46. Astro Dark: 20:29 - 05:12

Total Clouds (% Sky Obscured)

93
100
94
8
4
28
36
70
89
88
85
85
87
81
82
75
21
23
63
86
77
62
50
46

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
13
21
25
26
28
2
2
2
16
15
13
3
6

Medium Clouds (% Sky Obscured)

66
100
81
6
3
23
29
67
88
88
85
85
79
74
72
32
12
13
57
85
77
55
25
21

High Clouds (% Sky Obscured)

85
100
71
0
0
3
4
3
25
44
26
2
2
2
8
2
5
6
1
2
2
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
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
5
4
4
4
4
7
8
6
7
7
6
5
4
4
4
3
4
4
5
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-21
-21
-21
-20
-20
-18
-17
-14
-12
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-12
-12
-13
-13

Relative Humidity (%)

17
17
17
17
18
22
29
38
48
46
49
50
50
51
52
54
55
56
57
50
43
35
31
28

Pressure (mb)

1028
1028
1027
1027
1028
1028
1029
1029
1030
1030
1029
1029
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1026
1025

Ozone (du)

426
425
422
417
413
410
408
406
402
400
397
394
394
393
392
392
391
394
397
398
396
398
402
404

Thursday 19

Waxing Crescent 1%

07:17

19:58

13 Bad
14 OK
15 OK
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

Sun - Rise: 06:45, Set: 18:55, Transit: 12:51. Moon - Rise: 07:17, Set: 19:58. Civil Dark: 19:23 - 06:17. Nautical Dark: 19:56 - 05:44. Astro Dark: 20:30 - 05:10

Total Clouds (% Sky Obscured)

52
48
45
72
60
73
64
67
70
87
60
74
74
90
61
55
65
58
55
67
88
97
90
52

Low Clouds (% Sky Obscured)

18
17
34
69
56
65
52
42
47
48
29
71
67
85
45
40
40
43
41
53
65
70
71
52

Medium Clouds (% Sky Obscured)

19
17
17
16
13
19
20
13
41
87
18
74
74
85
61
55
65
58
16
12
18
23
25
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
1
28
15
25
26
27
1
20
5
15
2
0
0
0
32
52

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
0
0
3
4
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
Snow
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
1
3
6
13
30
45
54
45
11
3
0
0
0
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-11
-10
-8
-6
-5
-4
-3
-4
-4
-4
-4
-4
-4
-3
-1
0
-0
-1
-1
-0
-0
0
-1

Relative Humidity (%)

28
29
31
36
44
52
64
65
65
68
68
71
70
71
80
92
98
96
92
89
79
70
66
57

Pressure (mb)

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

Ozone (du)

404
403
404
404
403
403
399
397
396
395
396
397
397
398
399
400
401
404
404
406
404
402
399
400

Friday 20

Waxing Crescent 4%

07:42

21:15

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

Sun - Rise: 06:43, Set: 18:56, Transit: 12:50. Moon - Rise: 07:42, Set: 21:15. Civil Dark: 19:24 - 06:15. Nautical Dark: 19:58 - 05:42. Astro Dark: 20:31 - 05:08

Total Clouds (% Sky Obscured)

47
43
49
100
99
99
99
99
100
100
87
74
58
58
51
40
45
50
40
49
50
54
51
52

Low Clouds (% Sky Obscured)

47
43
49
40
37
42
46
48
60
67
56
45
30
32
25
2
10
4
5
23
34
39
42
52

Medium Clouds (% Sky Obscured)

30
25
26
34
99
60
99
97
96
96
87
74
58
58
51
40
45
50
40
49
50
54
39
20

High Clouds (% Sky Obscured)

47
43
36
4
5
6
7
5
2
0
0
5
2
4
5
5
5
0
0
0
0
0
1
3

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 (%)

2
13
20
24
33
38
41
44
48
51
40
29
12
8
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
47
45
45
50
63
79
83
83
83
85
85
83
85
86
86
86
83
83
78
72
66
59
55

Pressure (mb)

1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1017
1016
1017
1017
1017
1018
1018
1019
1019
1019
1018

Ozone (du)

400
401
402
403
404
404
405
403
404
403
403
404
402
400
401
401
401
401
401
402
402
404
404
404

Saturday 21

Waxing Crescent 10%

08:13

22:34

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
12 Bad

Sun - Rise: 06:41, Set: 18:58, Transit: 12:50. Moon - Rise: 08:13, Set: 22:34. Civil Dark: 19:26 - 06:13. Nautical Dark: 19:59 - 05:40. Astro Dark: 20:33 - 05:06

Total Clouds (% Sky Obscured)

55
70
85
100
100
100
98
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

53
39
20
5
5
0
0
20
40
60
73
87
100
17
34
51
56
61
66
77
89
100
100
100

Medium Clouds (% Sky Obscured)

1
32
63
95
95
90
90
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
71
39

High Clouds (% Sky Obscured)

4
36
65
95
81
92
90
94
100
100
100
100
100
98
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 (%)

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
Sleet
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
1
5
5
3
2
0
15
24
32
26
20
7
0
2
6
13
18
24
44
63
80
88
92

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
0.4
0.5
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
57
62
71
76
80
83
88
93
93
93
93
91
88
88
88
89
88
88
86
83
80
78
75

Pressure (mb)

1018
1017
1017
1016
1016
1016
1015
1015
1014
1013
1013
1011
1010
1009
1015
1015
1014
1014
1013
1013
1012
1011
1011
1009

Ozone (du)

407
413
413
405
397
391
386
382
382
382
379
374
373
373
370
367
363
358
353
348
345
343
340
339

Sunday 22

Waxing Crescent 18%

08:53

23:55

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 OK
09 OK
10 Good
11 Good
12 Good

Sun - Rise: 06:40, Set: 18:59, Transit: 12:50. Moon - Rise: 08:53, Set: 23:55. Civil Dark: 19:27 - 06:12. Nautical Dark: 20:00 - 05:38. Astro Dark: 20:34 - 05:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
98
99
99
100
100
100
100
85
69
53
36
20
4
2
1

Low Clouds (% Sky Obscured)

100
98
95
93
94
96
98
96
94
93
94
96
97
89
82
74
72
69
53
36
20
4
2
1

Medium Clouds (% Sky Obscured)

9
12
18
20
42
53
58
64
65
69
66
63
65
62
74
67
45
22
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
95
40
0
2
4
6
4
2
0
33
67
100
100
100
100
68
36
4
3
1
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

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

Precipitation Probability (%)

91
89
92
91
81
69
50
46
46
41
44
46
50
58
58
49
39
32
11
8
5
1
5
6

Precipitation Amount (mm)

0.6
0.5
0.6
0.6
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
13
12
12
12
12
12
13
13
13
14
14
14
15
14
13
14
13
13
14
15
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
67
66
64
62
64
66
67
69
69
69
73
76
80
81
81
84
77
70
63
57
53
49
43

Pressure (mb)

1008
1007
1006
1005
1004
1004
1005
1005
1005
1004
1004
1004
1004
1004
1005
1005
1005
1007
1008
1010
1011
1012
1014
1014

Ozone (du)

338
337
334
331
328
326
324
322
320
318
315
314
313
312
312
312
312
319
325
332
333
334
335
342

Monday 23

Waxing Crescent 29%

09:43

01:11

13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 06:38, Set: 19:00, Transit: 12:49. Moon - Rise: 09:43, Set: 01:11. Civil Dark: 19:28 - 06:10. Nautical Dark: 20:01 - 05:36. Astro Dark: 20:35 - 05:02

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
2
2
3
2
1
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
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

Fog (%)

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

Precipitation Probability (%)

6
6
5
1
1
1
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

Wind Speed/Direction (mph)

16
17
16
16
15
15
15
15
13
13
12
11
11
10
9
9
8
8
8

Chance of Frost

Temperature (°C)

5
5
4
4
3
1
-1
-3
-3
-4
-4
-4
-5
-5
-5
-5
-5
-5
-4

Feels Like (°C)

-1
-1
-1
-2
-2
-3
-3
-3
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9

Dew Point (°C)

-8
-10
-10
-11
-11
-12
-12
-13
-13
-13
-13
-14
-14
-15
-15
-15
-16
-16
-16

Relative Humidity (%)

38
33
34
35
36
38
42
46
46
47
49
47
46
44
43
43
41
40
37

Pressure (mb)

1015
1015
1016
1017
1018
1019
1020
1022
1023
1024
1025
1025
1026
1026
1027
1028
1029
1030
1031

Ozone (du)

348
354
355
356
357
359
362
364
370
376
382
386
391
395
399
403
407
407
408

Forecast for Boxford, Essex, United States of America (42.66,-70.99)

Generated: 17/03/26 13:05:09. Forecast: 17/03/26 to 23/03/26. Timezone: UTC-4.00