Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 13

Waning Crescent 9%

05:21

14:09

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

Sun - Rise: 06:40, Set: 17:14, Transit: 11:58. Moon - Rise: 05:21, Set: 14:09. Civil Dark: 17:42 - 06:11. Nautical Dark: 18:16 - 05:38. Astro Dark: 18:48 - 05:06

Total Clouds (% Sky Obscured)

36
31
51
71
100
100
100
100
100
82
55
25
14
15
9
7
6
9
51
54
81
88
79
71

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
51
54
66
69
69
53

Medium Clouds (% Sky Obscured)

36
31
51
71
100
100
100
100
100
79
55
22
10
10
5
1
0
0
24
40
33
15
0
0

High Clouds (% Sky Obscured)

3
31
7
35
40
40
35
29
9
1
0
0
0
0
2
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
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
13
1
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
5
5
5
4
4
4
5
5
5
5
5
5
5
6
6
8
7
7
8
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-6
-7
-9
-9
-10
-10
-10
-10
-11
-11
-13
-11
-12
-11
-8
-6
-4
-3
-1
-1
-2
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

91
90
92
92
92
90
92
92
89
89
90
88
88
87
87
87
81
78
80
81
80
85
83
83

Pressure (mb)

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

Ozone (du)

442
444
448
456
459
458
456
453
456
454
451
450
448
449
451
453
460
460
460
454
454
457
452
444

Saturday 14

Waning Crescent 4%

05:55

15:18

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

Sun - Rise: 06:39, Set: 17:15, Transit: 11:57. Moon - Rise: 05:55, Set: 15:18. Civil Dark: 17:44 - 06:10. Nautical Dark: 18:17 - 05:37. Astro Dark: 18:49 - 05:04

Total Clouds (% Sky Obscured)

37
41
34
50
10
88
84
76
42
5
4
3
2
3
2
19
38
40
25
18
9
9
57
51

Low Clouds (% Sky Obscured)

37
41
34
4
0
0
1
1
3
2
3
1
1
0
0
6
6
16
5
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
33
2
67
84
76
8
0
0
0
0
3
2
14
27
28
17
13
8
8
12
38

High Clouds (% Sky Obscured)

0
0
0
0
4
67
70
55
31
0
0
0
0
0
0
0
0
0
0
1
0
0
22
18

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
92
92
92
92
92
91
91
91
90
89
85
79
72
74
76
71
64
57
57
57
57
58
69

Pressure (mb)

1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1017
1018
1018
1019
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

442
441
430
429
424
421
418
415
414
414
413
413
414
416
415
414
415
411
407
403
400
400
398
399

Sunday 15

Waning Crescent 1%

06:23

16:29

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 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:37, Set: 17:16, Transit: 11:57. Moon - Rise: 06:23, Set: 16:29. Civil Dark: 17:45 - 06:09. Nautical Dark: 18:18 - 05:36. Astro Dark: 18:51 - 05:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
98
100
89
86
88
90
91
92
85
43
39
41
49
50
51

Low Clouds (% Sky Obscured)

2
2
2
2
2
2
2
2
2
3
29
54
49
53
73
59
33
54
38
38
41
49
50
51

Medium Clouds (% Sky Obscured)

26
33
32
32
84
100
100
100
93
98
100
89
86
88
90
84
92
82
17
16
15
14
13
12

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
10
0
5
10
7
24
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
91
91
94
91
89
87
87
89
89
89
87
85
87
89
76
72
71
73
70
69
69
68
77

Pressure (mb)

1021
1022
1022
1022
1022
1022
1021
1022
1022
1022
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

402
405
405
412
417
426
429
435
439
444
447
447
451
455
455
454
449
452
455
452
446
441
441
436

Monday 16

Waning Crescent 0%

06:47

No Set

17 Bad
18 Bad
19 OK
20 OK
21 OK
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
16 Bad

Sun - Rise: 06:36, Set: 17:17, Transit: 11:57. Moon - Rise: 06:47, Set: No Set. Civil Dark: 17:46 - 06:07. Nautical Dark: 18:19 - 05:34. Astro Dark: 18:52 - 05:02

Total Clouds (% Sky Obscured)

44
46
40
41
39
74
75
75
77
73
85
90
94
100
100
100
100
97
96
92
95
93
90
89

Low Clouds (% Sky Obscured)

44
46
38
32
26
24
25
27
31
39
47
60
58
65
58
66
61
63
66
71
82
89
90
80

Medium Clouds (% Sky Obscured)

11
14
11
9
9
56
75
75
77
48
8
62
34
92
100
100
23
18
12
15
11
15
33
30

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
3
4
36
69
100
68
37
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
3
9
7
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
1
10
26
21
19
6
3
3
6
8
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
92
94
96
96
96
96
96
96
96
96
94
94
94
91
87
87
88
91
93
93
91
91
91

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1021
1020
1020
1020
1020
1020
1019
1018
1017
1016
1016
1015

Ozone (du)

434
434
437
436
435
435
436
436
435
433
432
434
433
432
433
435
440
431
427
422
420
418
415
414

Tuesday 17

New Moon 2%

07:09

17:40

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
16 Bad

Sun - Rise: 06:35, Set: 17:19, Transit: 11:57. Moon - Rise: 07:09, Set: 17:40. Civil Dark: 17:47 - 06:06. Nautical Dark: 18:20 - 05:33. Astro Dark: 18:53 - 05:00

Total Clouds (% Sky Obscured)

80
71
64
57
49
62
71
81
79
76
75
67
69
64
78
88
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

69
71
64
54
46
57
66
77
74
70
67
45
22
0
0
0
0
0
0
0
4
0
0
0

Medium Clouds (% Sky Obscured)

18
0
0
0
4
5
4
7
7
15
20
20
19
15
43
69
100
100
100
100
100
100
100
96

High Clouds (% Sky Obscured)

0
0
0
5
5
11
15
15
15
5
10
16
33
52
68
84
100
100
100
100
99
94
72
48

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 (%)

7
1
2
2
0
0
0
1
1
1
1
3
5
1
4
5
1
4
7
14
19
19
12
47

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
94
96
96
96
96
96
96
96
96
96
91
77
73
70
68
68
70
72
76
78
81

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014

Ozone (du)

414
414
416
415
415
415
413
413
411
410
409
407
406
397
394
391
388
385
385
386
386
387
389
390

Wednesday 18

Waxing Crescent 6%

07:30

18:51

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
16 Bad

Sun - Rise: 06:33, Set: 17:20, Transit: 11:57. Moon - Rise: 07:30, Set: 18:51. Civil Dark: 17:49 - 06:04. Nautical Dark: 18:22 - 05:32. Astro Dark: 18:54 - 04:59

Total Clouds (% Sky Obscured)

97
96
97
99
100
100
100
100
100
100
100
100
100
100
98
88
82
87
92
97
98
99
100
89

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
19
37
56
70
85
82
87
92
97
98
97
95
89

Medium Clouds (% Sky Obscured)

92
85
87
93
96
95
93
89
82
76
73
65
59
66
81
88
82
87
92
85
54
20
0
0

High Clouds (% Sky Obscured)

24
2
5
8
11
41
72
100
94
90
86
86
96
100
98
88
82
87
92
95
76
62
47
32

ISS Passover

Visibility (miles)

6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
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

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

Precipitation Probability (%)

69
85
95
95
95
95
79
57
50
46
40
36
35
35
36
44
55
81
95
95
95
95
95
95

Precipitation Amount (mm)

0.3
0.5
0.8
1
1.1
0.7
0.5
0.3
0.2
0.2
0.1
0
0
0
0
0.1
0.3
0.6
0.8
1
1
1
1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
0
-0
-0
-1
-0
-0
0
-0
-0
-1
-1
-1
-1
-1
0
1
1
1
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
92
100
100
100
98
98
98
98
100
98
98
98
98
96
94
89
86
84
84
83
86
88
91

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

392
395
397
403
408
414
419
424
428
429
430
431
426
421
416
414
413
412
412
411
411
411
411
412

Thursday 19

Waxing Crescent 13%

07:51

20:02

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: 06:32, Set: 17:21, Transit: 11:57. Moon - Rise: 07:51, Set: 20:02. Civil Dark: 17:50 - 06:03. Nautical Dark: 18:23 - 05:30. Astro Dark: 18:55 - 04:58

Total Clouds (% Sky Obscured)

77
66
48
30
12
27
47
67
71
77
81
68
59
48
66
83
100
100
100
100

Low Clouds (% Sky Obscured)

77
66
48
30
12
27
47
67
71
77
81
68
55
44
66
77
91
92
95
97

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
7
9
10
10
10
30
51
70
79
90
100

High Clouds (% Sky Obscured)

21
15
10
5
0
14
47
67
71
77
81
68
59
48
64
47
30
60
30
5

ISS Passover

Visibility (miles)

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

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
None
Snow
Snow
Snow
None
None
None
None
Snow
Snow
Sleet
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
87
71
62
55
47
44
38
25
29
33
37
77
95
95
95
95
93

Precipitation Amount (mm)

0.9
0.8
0.7
0.6
0.4
0.3
0
0.1
0.1
0.1
0
0
0
0
0.4
0.7
1
1
0.8
0.6

Wind Speed/Direction (mph)

4
4
5
5
6
7
6
6
5
5
5
5
4
4
4
4
4
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-1
-2
-5
-5
-5
-5
-5
-6
-10
-10
-10
-11
-11
-10
-10
-9
-9
-9
-8

Dew Point (°C)

-2
-2
-3
-4
-5
-6
-7
-9
-10
-10
-11
-11
-11
-12
-11
-10
-9
-8
-8
-9

Relative Humidity (%)

91
91
92
87
84
81
79
77
76
77
77
75
77
75
76
74
72
71
69
68

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1012
1012
1011
1010
1008
1006

Ozone (du)

412
413
414
412
410
408
409
410
411
405
400
394
388
382
376
374
372
369
367
364

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

Generated: 13/02/26 17:37:47. Forecast: 13/02/26 to 19/02/26. Timezone: UTC-5.00