Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 4%

08:21

18:44

08 OK
09 Good
10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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: 07:07, Set: 16:42, Transit: 11:55. Moon - Rise: 08:21, Set: 18:44. Civil Dark: 17:13 - 06:36. Nautical Dark: 17:47 - 06:02. Astro Dark: 18:21 - 05:28

Total Clouds (% Sky Obscured)

19
15
16
18
83
83
83
44
15
0
0
0
0
0
0
0
0
0
0
0
4
10
8
7

Low Clouds (% Sky Obscured)

0
0
16
18
74
74
73
44
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
2
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
2
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
1
3
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
10
11
12
12
13
13
13
12
11
11
10
10
10
9
9
8
8
8
7
7
6
7
7

Chance of Frost

Temperature (°C)

-7
-6
-6
-6
-6
-6
-6
-6
-7
-9
-9
-9
-9
-10
-10
-10
-10
-10
-10
-10
-10
-11
-11
-11

Feels Like (°C)

-11
-11
-10
-10
-12
-12
-12
-12
-12
-13
-13
-13
-13
-13
-14
-13
-14
-13
-13
-13
-14
-14
-13
-14

Dew Point (°C)

-12
-12
-13
-14
-14
-14
-14
-15
-15
-16
-16
-16
-16
-16
-16
-16
-16
-16
-15
-15
-14
-15
-14
-15

Relative Humidity (%)

68
63
57
53
50
51
52
51
52
54
58
59
60
61
60
61
62
64
66
70
72
72
73
73

Pressure (mb)

1019
1020
1020
1021
1021
1020
1021
1022
1023
1024
1025
1027
1028
1028
1029
1030
1030
1030
1031
1031
1032
1032
1032
1032

Ozone (du)

419
423
430
451
454
452
447
436
431
431
426
424
426
423
421
418
415
414
410
407
400
393
393
392

Wednesday 21

Waxing Crescent 9%

08:43

19:53

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

Sun - Rise: 07:06, Set: 16:43, Transit: 11:55. Moon - Rise: 08:43, Set: 19:53. Civil Dark: 17:14 - 06:35. Nautical Dark: 17:48 - 06:01. Astro Dark: 18:22 - 05:27

Total Clouds (% Sky Obscured)

3
14
29
50
100
92
86
93
90
95
99
99
96
98
100
100
100
100
100
100
69
32
46
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
1
2
1
2
74
85
86
91
95
95
94
77
78
86
50
23
5
3

Medium Clouds (% Sky Obscured)

2
9
6
14
86
85
68
45
69
95
96
93
92
97
100
100
100
81
100
100
50
4
0
25

High Clouds (% Sky Obscured)

0
5
17
27
100
52
72
45
47
41
40
40
35
35
30
0
0
0
0
0
0
1
5
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
1
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
8
31
60
67
64
56
49
23
12
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-15
-14
-14
-14
-13
-12
-11
-11
-10
-10
-9
-7
-4
-2
-2
-4
-4
-3
-2
-3
-3
-4

Relative Humidity (%)

70
61
55
53
50
48
49
52
56
61
64
66
68
72
83
91
83
73
73
75
81
83
81
78

Pressure (mb)

1032
1032
1032
1032
1030
1029
1028
1028
1027
1027
1026
1026
1025
1023
1021
1021
1020
1019
1018
1017
1016
1016
1015
1015

Ozone (du)

388
385
381
377
376
376
378
374
372
371
369
368
368
369
369
373
371
370
371
375
374
370
372
374

Thursday 22

Waxing Crescent 16%

09:04

21:03

08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
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

Sun - Rise: 07:05, Set: 16:45, Transit: 11:55. Moon - Rise: 09:04, Set: 21:03. Civil Dark: 17:15 - 06:35. Nautical Dark: 17:50 - 06:00. Astro Dark: 18:23 - 05:27

Total Clouds (% Sky Obscured)

36
40
46
74
65
79
55
55
38
20
51
55
50
52
55
55
79
86
91
100
99
98
96
97

Low Clouds (% Sky Obscured)

1
2
2
31
19
64
20
33
17
3
9
3
1
1
2
9
23
9
17
24
29
35
27
41

Medium Clouds (% Sky Obscured)

2
0
46
74
65
79
55
55
4
4
9
55
50
52
55
55
77
22
26
63
99
97
96
97

High Clouds (% Sky Obscured)

0
4
4
2
10
25
1
2
21
12
30
40
10
24
5
15
53
36
17
10
17
28
40
30

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
2
5
15
5
3
12
2
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
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
73
69
67
66
67
64
61
73
91
89
72
67
64
67
75
78
79
82
84
82
81
82
81

Pressure (mb)

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

Ozone (du)

375
377
383
388
393
390
384
385
386
388
392
396
397
392
383
378
380
378
376
373
372
369
365
364

Friday 23

Waxing Crescent 25%

09:24

22:13

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 Good
23 Good
00 Good
01 OK
02 Good
03 OK
04 OK
05 OK
06 OK
07 OK

Sun - Rise: 07:04, Set: 16:46, Transit: 11:56. Moon - Rise: 09:24, Set: 22:13. Civil Dark: 17:16 - 06:34. Nautical Dark: 17:51 - 06:00. Astro Dark: 18:24 - 05:26

Total Clouds (% Sky Obscured)

96
96
97
97
98
98
99
100
99
67
64
70
25
16
1
1
2
15
3
0
1
1
1
0

Low Clouds (% Sky Obscured)

43
14
18
62
91
90
90
81
89
67
64
67
25
6
0
0
0
4
1
0
1
1
1
0

Medium Clouds (% Sky Obscured)

96
96
94
93
91
94
97
26
20
19
24
10
5
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

15
4
3
1
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
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
2
1
0
0
3
7
6
8
10
10
8
9
2
4
1
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
8
9
9
10
10
11
11
13
14
14
14
13
14
14
13
14
13
12
12
11
10
10
10

Chance of Frost

Temperature (°C)

-3
-2
-2
-2
-2
-2
-2
-3
-4
-5
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-16
-17
-17
-18

Feels Like (°C)

-7
-7
-7
-7
-7
-7
-8
-9
-10
-12
-13
-13
-15
-15
-17
-17
-19
-19
-20
-20
-21
-21
-21
-22

Dew Point (°C)

-6
-8
-9
-9
-10
-10
-10
-12
-13
-14
-17
-16
-17
-21
-21
-21
-23
-23
-23
-25
-26
-26
-26
-27

Relative Humidity (%)

75
64
57
56
55
55
53
50
49
51
45
52
50
40
42
46
42
45
46
43
43
44
44
44

Pressure (mb)

1018
1017
1017
1017
1016
1015
1015
1015
1015
1016
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031

Ozone (du)

364
363
371
390
393
390
391
381
376
370
371
372
375
377
379
363
346
352
354
354
352
345
345
350

Saturday 24

Waxing Crescent 36%

09:45

23:26

08 OK
09 OK
10 OK
11 Good
12 Good
13 Good
14 Good
15 Good
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

Sun - Rise: 07:03, Set: 16:47, Transit: 11:56. Moon - Rise: 09:45, Set: 23:26. Civil Dark: 17:18 - 06:33. Nautical Dark: 17:52 - 05:59. Astro Dark: 18:25 - 05:26

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
28
46
68
75
88
98
98
99
100
100
100
100
100
100
100
96

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
27
46
68
75
88
91
85
80
73
82
91
100
100
100
100
85

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
22
45
60
73
86
98
98
99
100
100
100
100
100
100
100
96

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
7
5
3

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
5
8
10
18

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-22
-22
-21
-19
-18
-18
-18
-18
-17
-17
-17
-17
-17
-18
-18
-18
-18
-18
-18
-19
-19
-20
-20
-21

Dew Point (°C)

-27
-28
-28
-27
-27
-27
-27
-26
-25
-23
-23
-22
-22
-22
-23
-22
-22
-22
-23
-23
-24
-24
-25
-26

Relative Humidity (%)

43
38
35
32
30
28
29
32
36
41
44
46
47
48
47
47
46
45
45
44
43
43
43
43

Pressure (mb)

1032
1033
1033
1033
1033
1032
1032
1033
1033
1033
1034
1034
1034
1034
1034
1034
1034
1033
1033
1033
1033
1032
1032
1031

Ozone (du)

353
350
348
346
344
341
338
333
326
320
313
306
308
310
312
312
311
311
311
310
310
312
313
314

Sunday 25

First Quarter 47%

10:09

00:41

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
00 OK
01 OK
02 OK
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 07:02, Set: 16:49, Transit: 11:56. Moon - Rise: 10:09, Set: 00:41. Civil Dark: 17:19 - 06:32. Nautical Dark: 17:53 - 05:58. Astro Dark: 18:26 - 05:25

Total Clouds (% Sky Obscured)

94
94
93
88
87
91
96
100
88
74
60
55
87
85
69
55
40
30
21
11
8
4
1
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

77
65
67
72
82
91
96
100
88
74
60
44
29
20
17
13
8
10
5
0
0
0
0
0

High Clouds (% Sky Obscured)

94
94
93
88
87
85
75
70
30
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
3
2
2
1
0
0
0
0
0
0
1
3
6
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
28
41
49
55
52
49
39
36
30
22
18
14
3
8
7
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.1
0.2
0.2
0.2
0.2
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
4
4
4
4
5
5
5
5
5
5
5
5
5
5
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

-15
-15
-14
-13
-12
-12
-11
-11
-11
-11
-11
-11
-11
-12
-12
-13
-13
-14
-14
-14
-14
-14
-14
-14

Feels Like (°C)

-20
-19
-19
-17
-17
-16
-16
-15
-15
-15
-15
-15
-15
-16
-17
-16
-16
-17
-16
-16
-16
-16
-16
-16

Dew Point (°C)

-24
-22
-21
-18
-16
-15
-14
-14
-13
-14
-13
-14
-14
-15
-15
-16
-16
-17
-17
-17
-17
-17
-17
-17

Relative Humidity (%)

48
52
57
64
72
78
80
80
80
80
81
81
81
81
79
79
79
78
78
74
74
73
72
72

Pressure (mb)

1031
1031
1030
1029
1028
1027
1027
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026

Ozone (du)

315
316
317
316
316
316
317
319
320
323
327
330
329
328
327
330
334
338
347
356
366
371
377
383

Monday 26

Waxing Gibbous 59%

10:37

02:00

08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 OK
20 OK
21 Bad
22 Bad
23 OK
00 Good

Sun - Rise: 07:02, Set: 16:50, Transit: 11:56. Moon - Rise: 10:37, Set: 02:00. Civil Dark: 17:20 - 06:31. Nautical Dark: 17:54 - 05:57. Astro Dark: 18:27 - 05:24

Total Clouds (% Sky Obscured)

0
0
0
1
1
2
3
3
4
4
4
24
45
65
46
26
7

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
20
39
62
44
24
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
6
12
17
23
6
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-12
-10
-8
-7
-6
-5
-5
-5
-5
-6
-7
-9
-9
-9
-8
-8
-8

Feels Like (°C)

-15
-14
-14
-13
-12
-12
-8
-8
-9
-9
-8
-9
-12
-12
-12
-12
-12

Dew Point (°C)

-17
-17
-17
-17
-17
-17
-16
-16
-15
-15
-14
-14
-14
-14
-14
-14
-14

Relative Humidity (%)

63
54
48
44
41
39
40
43
45
50
58
67
65
65
64
64
64

Pressure (mb)

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

Ozone (du)

389
395
401
391
382
373
370
367
364
362
359
357
351
345
340
339
339

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

Generated: 20/01/26 08:54:51. Forecast: 20/01/26 to 26/01/26. Timezone: UTC-5.00