Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 24

Waxing Crescent 40%

09:45

02:19

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

Sun - Rise: 06:39, Set: 19:01, Transit: 12:50. Moon - Rise: 09:45, Set: 02:19. Civil Dark: 19:29 - 06:11. Nautical Dark: 20:03 - 05:37. Astro Dark: 20:36 - 05:04

Total Clouds (% Sky Obscured)

98
95
90
77
32
32
52
44
29
29
26
23
33
51
52
31
27
27
79
100
100
100
88
71

Low Clouds (% Sky Obscured)

84
85
84
66
32
32
52
44
29
29
26
23
33
51
38
31
0
0
0
0
4
1
1
0

Medium Clouds (% Sky Obscured)

8
10
2
0
0
0
0
0
0
0
0
0
0
19
35
3
3
0
15
67
63
72
34
37

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
0
27
27
79
100
100
100
85
64

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
7
7
8
7
6
5
4
3
1
2
3
5
7
12
13
13
12
12
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
70
71
74
75
69
64
56
48
43
38
33
33
35
38
62
63
65
65
66
63
60
60
63

Pressure (mb)

1022
1023
1024
1025
1025
1026
1027
1028
1028
1027
1026
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

398
399
397
397
395
395
393
391
393
395
394
392
391
389
392
393
395
394
396
398
397
395
399
405

Wednesday 25

First Quarter 52%

10:47

03:14

04 Bad
05 Bad
06 Bad
07 OK
08 Bad
09 Bad
10 Good
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

Sun - Rise: 06:37, Set: 19:03, Transit: 12:50. Moon - Rise: 10:47, Set: 03:14. Civil Dark: 19:31 - 06:09. Nautical Dark: 20:04 - 05:36. Astro Dark: 20:38 - 05:02

Total Clouds (% Sky Obscured)

63
77
85
29
60
66
11
68
57
99
93
86
96
76
98
90
100
100
100
100
97
100
98
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
23
30
74
19
12
15
25
47
19
63
85
85
68
55

Medium Clouds (% Sky Obscured)

2
3
15
1
0
3
4
17
24
88
57
51
65
64
95
90
100
100
100
100
96
99
97
94

High Clouds (% Sky Obscured)

63
77
85
25
60
58
6
57
42
99
64
27
10
8
77
40
100
100
100
100
45
6
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
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
25
54
64
52
36

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
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
2
2
1
2
3
5
6
8
9
10
10
11
11
9
8
6
5
5
5
5
5
5
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
66
65
63
57
50
43
38
35
32
33
33
35
39
43
50
54
60
66
65
65
67
80
77

Pressure (mb)

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

Ozone (du)

414
421
424
431
434
435
438
435
432
428
421
415
410
406
400
398
395
399
405
403
402
400
391
384

Thursday 26

Waxing Gibbous 64%

11:58

03:58

04 Bad
05 Bad
06 Bad
07 Bad
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 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:35, Set: 19:04, Transit: 12:49. Moon - Rise: 11:58, Set: 03:58. Civil Dark: 19:32 - 06:07. Nautical Dark: 20:05 - 05:34. Astro Dark: 20:39 - 05:00

Total Clouds (% Sky Obscured)

98
98
97
100
95
99
98
97
98
83
92
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

47
52
64
80
67
78
76
68
72
48
32
35
2
19
45
35
51
91
64
46
57
61
64
87

Medium Clouds (% Sky Obscured)

97
98
94
100
91
97
93
84
73
76
92
15
100
100
100
99
100
100
99
100
90
100
96
93

High Clouds (% Sky Obscured)

0
9
1
0
0
0
0
58
81
15
9
100
100
100
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
8
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

19
24
17
56
72
58
69
51
22
11
6
1
0
9
14
24
86
95
95
38
51
80
65
71

Precipitation Amount (mm)

0
0
0
0.2
0.5
0.2
0.4
0
0
0
0
0
0
0
0
0
0.6
0.9
0.8
0
0
0.3
0.4
0.5

Wind Speed/Direction (mph)

11
10
10
9
10
10
11
10
11
12
12
12
11
10
10
11
11
13
13
16
17
19
18
17

Chance of Frost

Temperature (°C)

4
4
5
5
6
7
8
9
10
11
12
13
14
13
13
11
10
10
10
10
10
11
11
11

Feels Like (°C)

-0
0
0
1
1
3
4
5
6
7
8
9
10
10
9
8
7
6
5
5
4
5
6
6

Dew Point (°C)

1
1
2
2
3
4
5
7
7
8
9
9
9
8
8
8
7
7
7
7
7
7
7
8

Relative Humidity (%)

77
76
82
82
82
84
85
87
84
80
80
77
72
71
75
80
81
82
81
81
81
76
76
77

Pressure (mb)

1020
1020
1019
1018
1018
1017
1016
1015
1014
1013
1013
1012
1011
1011
1010
1010
1010
1009
1007
1005
1003
1003
1001
1001

Ozone (du)

382
379
380
384
385
384
382
380
373
365
357
353
349
339
333
331
328
324
319
316
313
310
307
304

Friday 27

Waxing Gibbous 74%

13:13

03:58

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

Sun - Rise: 06:33, Set: 19:05, Transit: 12:49. Moon - Rise: 13:13, Set: 03:58. Civil Dark: 19:33 - 06:05. Nautical Dark: 20:06 - 05:32. Astro Dark: 20:40 - 04:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
93
84
75
52
31
10
10
20
20
30
30
0
0
0
2
6
7

Low Clouds (% Sky Obscured)

72
67
74
69
65
56
50
40
30
25
25
25
10
7
20
0
0
0
0
0
0
1
3
4

Medium Clouds (% Sky Obscured)

90
94
91
15
30
14
57
87
29
45
52
31
10
10
20
20
30
30
0
0
0
0
0
1

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
67
33
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

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 (%)

72
56
34
6
9
21
35
18
3
1
0
0
0
14
16
3
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
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)

16
15
14
13
12
11
12
12
14
13
13
13
16
16
15
14
14
14
14
14
13
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
10
10
11
10
10
8
5
2
-1
-3
-5
-6
-6
-7
-8
-8
-9
-9
-10
-11
-12
-13

Relative Humidity (%)

80
83
92
92
93
93
95
88
73
64
54
47
42
41
44
43
43
45
48
49
48
48
46
44

Pressure (mb)

1001
1000
1001
1001
1002
1003
1005
1006
1008
1009
1010
1011
1013
1014
1016
1017
1019
1020
1021
1022
1023
1023
1024
1025

Ozone (du)

301
300
298
296
292
287
283
282
283
286
287
287
289
291
292
294
295
298
300
302
304
306
310
320

Saturday 28

Waxing Gibbous 83%

14:28

04:32

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

Sun - Rise: 06:32, Set: 19:06, Transit: 12:49. Moon - Rise: 14:28, Set: 04:32. Civil Dark: 19:34 - 06:03. Nautical Dark: 20:07 - 05:30. Astro Dark: 20:42 - 04:56

Total Clouds (% Sky Obscured)

8
18
29
42
26
21
1
2
1
31
60
80
100
88
83
80
64
47
33
49
68
88
79
69

Low Clouds (% Sky Obscured)

3
1
1
0
0
0
0
0
0
0
5
14
19
14
10
20
27
14
7
5
6
4
16
29

Medium Clouds (% Sky Obscured)

3
10
17
28
22
20
1
2
0
0
18
37
57
40
20
0
6
13
19
32
48
70
75
69

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
43
80
57
25

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
1
1
1
0
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
42
41
40
38
34
31
28
25
22
21
20
21
22
22
22
26
28
31
35
34
35
34
36

Pressure (mb)

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

Ozone (du)

320
329
338
345
355
366
375
385
392
397
398
399
403
406
411
422
431
443
455
468
479
490
501
500

Sunday 29

Waxing Gibbous 91%

15:40

04:59

04 Bad
05 Bad
06 Bad
07 Bad
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 Good
02 Good
03 Good

Sun - Rise: 06:30, Set: 19:07, Transit: 12:48. Moon - Rise: 15:40, Set: 04:59. Civil Dark: 19:35 - 06:02. Nautical Dark: 20:09 - 05:28. Astro Dark: 20:43 - 04:54

Total Clouds (% Sky Obscured)

49
51
61
70
74
86
100
99
99
98
97
92
75
60
57
52
37
21
4
3
3
3
4
5

Low Clouds (% Sky Obscured)

43
29
14
0
29
58
87
74
61
47
32
16
0
14
29
43
30
17
4
3
1
0
0
0

Medium Clouds (% Sky Obscured)

49
51
61
70
74
86
100
83
66
50
33
17
0
0
0
0
0
0
0
0
0
1
1
1

High 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

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
2
3
3
10
15
20
26
29
32
31
28
13
9
5
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)

10
12
13
14
15
15
16
17
16
16
15
14
13
13
10
8
6
6
6
7
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-12
-11
-10
-9
-9
-9
-9
-7
-6
-4
-5
-6
-7
-7
-7
-6
-7
-8
-9
-9
-9
-9
-9

Relative Humidity (%)

38
40
41
43
45
42
38
35
37
39
42
37
33
30
33
37
42
42
42
43
44
46
47
48

Pressure (mb)

1029
1028
1028
1027
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1025
1026
1027
1028
1029
1029
1030
1030
1030
1031

Ozone (du)

500
500
493
485
477
468
460
451
448
444
441
437
433
430
426
422
419
417
416
415
416
417
418
417

Monday 30

Waxing Gibbous 96%

16:50

05:22

04 Good
05 Good
06 OK
07 OK
08 OK
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 Bad
01 Bad

Sun - Rise: 06:28, Set: 19:08, Transit: 12:48. Moon - Rise: 16:50, Set: 05:22. Civil Dark: 19:36 - 06:00. Nautical Dark: 20:10 - 05:26. Astro Dark: 20:45 - 04:52

Total Clouds (% Sky Obscured)

5
14
22
29
45
60
74
71
67
65
72
80
85
89
94
95
95
91
92
88
83
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
10
10
11
13
16
32
37
23
28
33
45
49
72
70

Medium Clouds (% Sky Obscured)

1
1
2
2
10
18
25
19
12
5
32
48
55
51
35
50
85
90
90
88
83
83

High Clouds (% Sky Obscured)

0
5
11
24
32
32
29
17
8
3
0
0
0
0
0
0
0
0
0
5
10
15

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
11
12
57
81
95
95
93
91

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.8
0.7
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
49
48
48
47
45
43
40
41
43
45
50
54
58
66
74
83
86
90
94
93
93

Pressure (mb)

1031
1031
1031
1032
1032
1032
1031
1031
1030
1029
1028
1027
1026
1026
1026
1026
1026
1025
1024
1024
1023
1022

Ozone (du)

416
415
409
403
397
395
392
389
388
387
386
384
382
380
378
376
374
372
370
368
367
365

Forecast for Brookline, Norfolk, United States of America (42.33,-71.12)

Generated: 24/03/26 04:18:32. Forecast: 24/03/26 to 30/03/26. Timezone: UTC-4.00