Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 13

Waning Crescent 15%

05:20

13:06

06 OK
07 OK
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 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK

Sun - Rise: 06:42, Set: 17:15, Transit: 11:58. Moon - Rise: 05:20, Set: 13:06. Civil Dark: 17:43 - 06:13. Nautical Dark: 18:16 - 05:39. Astro Dark: 18:49 - 05:06

Total Clouds (% Sky Obscured)

25
33
18
11
7
9
5
7
6
6
6
6
5
35
77
77
96
100
89
81
82
79
28
27

Low Clouds (% Sky Obscured)

1
3
1
1
1
1
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
9
3
3
0
0
2
3
3
0
0
2
0
30
71
73
96
100
89
81
62
77
23
20

High Clouds (% Sky Obscured)

19
23
11
3
3
2
0
0
0
3
3
2
0
1
25
30
20
15
13
22
17
16
1
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
6
6
6
7
7
6
5
5
5
4
4
5
6
6
5
6
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-13
-12
-8
-6
-5
-3
-2
-1
0
0
-2
-4
-4
-5
-7
-8
-8
-9
-9
-9
-9
-10
-9

Dew Point (°C)

-10
-11
-11
-8
-7
-5
-4
-2
-0
0
-1
-2
-3
-3
-3
-4
-5
-6
-6
-6
-7
-7
-7
-7

Relative Humidity (%)

85
85
83
82
81
79
80
84
91
91
86
89
91
91
91
91
89
89
89
89
87
87
87
87

Pressure (mb)

1017
1017
1018
1018
1019
1019
1018
1017
1017
1017
1017
1017
1018
1018
1018
1018
1017
1017
1018
1018
1017
1017
1017
1017

Ozone (du)

396
413
412
413
417
422
432
437
437
438
430
436
433
434
439
447
452
451
456
460
460
449
448
448

Saturday 14

Waning Crescent 9%

05:54

14:11

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

Sun - Rise: 06:40, Set: 17:16, Transit: 11:58. Moon - Rise: 05:54, Set: 14:11. Civil Dark: 17:45 - 06:12. Nautical Dark: 18:17 - 05:37. Astro Dark: 18:50 - 05:05

Total Clouds (% Sky Obscured)

15
69
23
23
8
10
48
55
55
52
71
82
24
19
18
43
62
55
55
36
10
7
5
2

Low Clouds (% Sky Obscured)

1
32
16
21
1
1
48
8
10
31
49
68
24
19
17
21
14
1
1
1
1
2
2
1

Medium Clouds (% Sky Obscured)

9
14
12
8
3
3
28
13
13
0
0
0
0
0
0
2
50
3
50
34
6
3
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
19
55
45
35
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
0
0
0
0
0
0
1
15
3
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)

6
6
8
8
8
7
7
7
8
8
7
6
5
6
6
6
7
7
7
7
7
7
9
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
87
87
84
91
94
96
96
93
93
91
91
91
93
92
92
92
91
91
89
87
87
76

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1016
1017
1017
1017
1017
1017
1018
1018
1018
1018
1019
1020

Ozone (du)

448
454
452
461
459
454
449
448
445
438
434
430
427
429
427
426
423
423
418
414
414
416
418
420

Sunday 15

Waning Crescent 4%

05:54

15:20

06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
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: 06:39, Set: 17:17, Transit: 11:58. Moon - Rise: 05:54, Set: 15:20. Civil Dark: 17:46 - 06:10. Nautical Dark: 18:19 - 05:36. Astro Dark: 18:51 - 05:04

Total Clouds (% Sky Obscured)

0
0
3
3
1
0
3
3
1
7
59
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

0
0
1
3
1
0
3
3
1
7
10
76
95
97
97
94
97
91
90
88
89
87
94
97

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
59
100
100
100
100
100
100
100
100
98
100
75
67
36

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)

15
12
9
7
5
4
4
3
2
2
2
3
2
3
3
4
4
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
73
76
74
73
70
69
71
72
74
81
83
84
87
86
86
86
87
87
87
87
87
87
87

Pressure (mb)

1021
1022
1023
1023
1024
1024
1023
1023
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

419
415
414
412
409
403
397
398
396
396
398
401
400
402
407
411
418
424
427
434
438
443
443
445

Monday 16

Waning Crescent 1%

06:23

16:30

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

Sun - Rise: 06:37, Set: 17:18, Transit: 11:58. Moon - Rise: 06:23, Set: 16:30. Civil Dark: 17:47 - 06:09. Nautical Dark: 18:20 - 05:35. Astro Dark: 18:52 - 05:02

Total Clouds (% Sky Obscured)

100
91
82
62
40
47
46
43
43
42
39
41
25
41
76
88
58
49
55
61
62
66
59
52

Low Clouds (% Sky Obscured)

19
22
15
20
11
29
41
43
43
42
39
41
22
23
29
29
22
16
19
26
32
39
28
15

Medium Clouds (% Sky Obscured)

100
91
82
50
21
13
11
7
3
0
3
0
4
8
76
88
16
7
55
61
11
29
59
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
11
16
11
5
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
0
0
0
0
0
1
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
3
3
2
2
2
2
2
2
2
2
3
3
3
4
4
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
86
87
84
92
94
94
94
93
93
93
93
92
92
94
92
92
92
91
91
92
92
92
91

Pressure (mb)

1023
1023
1023
1024
1024
1024
1023
1023
1023
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021

Ozone (du)

448
450
453
454
451
447
440
434
433
430
429
428
425
423
418
415
412
410
412
412
413
412
413
415

Tuesday 17

New Moon 0%

06:47

17:41

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 OK
19 OK
20 Bad
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:36, Set: 17:20, Transit: 11:58. Moon - Rise: 06:47, Set: 17:41. Civil Dark: 17:48 - 06:07. Nautical Dark: 18:21 - 05:33. Astro Dark: 18:54 - 05:01

Total Clouds (% Sky Obscured)

41
58
67
82
83
80
82
69
54
45
68
56
24
28
30
33
47
61
78
82
88
96
86
76

Low Clouds (% Sky Obscured)

1
4
7
9
31
50
72
48
28
5
14
22
24
17
9
1
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

41
58
63
76
62
15
0
0
0
0
0
0
0
0
0
0
0
0
0
6
11
17
23
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
0
0
0
0
4
10
25
45
52
64
72
84
96
86
76

ISS Passover

Visibility (miles)

9
9
9
9
2
0
0
0
0
0
0
1
1
2
4
7
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
1
2
0
0
1
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
94
96
98
100
100
96
96
96
96
96
94
93
93
91
91
91
91
91
89
88
83

Pressure (mb)

1021
1021
1021
1020
1020
1019
1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

415
420
420
417
413
409
407
406
405
403
404
403
403
405
406
408
409
410
410
411
408
405
402
400

Wednesday 18

Waxing Crescent 2%

07:09

18:52

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
04 Bad
05 Bad

Sun - Rise: 06:35, Set: 17:21, Transit: 11:58. Moon - Rise: 07:09, Set: 18:52. Civil Dark: 17:49 - 06:06. Nautical Dark: 18:22 - 05:32. Astro Dark: 18:55 - 05:00

Total Clouds (% Sky Obscured)

70
90
95
95
96
97
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
40
59
67
77
87
88
90

Medium Clouds (% Sky Obscured)

35
49
61
78
75
63
51
69
83
100
99
99
100
100
100
100
100
100
100
91
81
70
70
70

High Clouds (% Sky Obscured)

70
90
86
80
86
92
98
99
98
100
100
100
100
100
100
100
100
100
100
67
33
10
36
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
2
2
1
1
1
1
0

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
Snow
Snow
Frozen rai
Frozen rai
Frozen rai
None
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
9
13
14
24
30
28
63
78
84
73
60
41
45
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.4
0.3
0.2
0
0.1
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
73
70
68
65
62
58
62
68
72
77
83
89
86
84
83
88
92
96
98
98
98
98

Pressure (mb)

1019
1019
1019
1019
1019
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1012
1011
1010
1009
1008
1007
1006
1006

Ozone (du)

398
396
394
393
392
390
388
385
385
385
384
384
383
383
383
383
384
388
393
398
404
411
418
417

Thursday 19

Waxing Crescent 6%

07:30

20:03

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

Sun - Rise: 06:33, Set: 17:22, Transit: 11:58. Moon - Rise: 07:30, Set: 20:03. Civil Dark: 17:51 - 06:05. Nautical Dark: 18:23 - 05:31. Astro Dark: 18:56 - 04:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
100

Low Clouds (% Sky Obscured)

91
92
95
96
96
98
99
100
100
100
100
100
100
97
94
91
95
99
100

Medium Clouds (% Sky Obscured)

71
73
76
78
73
68
63
50
41
41
48
64
43
12
8
7
6
4
4

High Clouds (% Sky Obscured)

53
62
58
50
49
68
98
100
100
100
67
33
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
Snow
None
None

Precipitation Probability (%)

57
63
65
63
64
68
70
61
52
42
35
28
26
21
23
34
34
24
26

Precipitation Amount (mm)

0.2
0.3
0.3
0.3
0.3
0.3
0.4
0.3
0.2
0.1
0
0
0
0
0
0
0.1
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
100
100
98
98
98
98
96
94
92
92
91
89
89
87
84
79

Pressure (mb)

1006
1006
1007
1007
1007
1007
1008
1008
1008
1009
1010
1011
1012
1013
1014
1014
1015
1016
1016

Ozone (du)

416
415
415
415
415
408
400
392
394
396
397
399
400
401
403
405
407
403
399

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

Generated: 13/02/26 06:14:56. Forecast: 13/02/26 to 19/02/26. Timezone: UTC-5.00