Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 27

Waxing Gibbous 87%

13:10

05:12

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

Sun - Rise: 06:29, Set: 17:39, Transit: 12:05. Moon - Rise: 13:10, Set: 05:12. Civil Dark: 18:08 - 06:00. Nautical Dark: 18:41 - 05:27. Astro Dark: 19:15 - 04:53

Total Clouds (% Sky Obscured)

56
46
41
36
93
71
75
42
47
45
44
43
36
28
26
33
33
98
59
45
40
74
80
86

Low Clouds (% Sky Obscured)

20
23
32
2
25
32
27
42
43
45
44
43
36
28
26
8
19
9
8
6
6
3
2
9

Medium Clouds (% Sky Obscured)

26
46
41
36
88
43
40
38
47
37
44
27
0
0
0
0
0
0
1
30
30
57
71
77

High Clouds (% Sky Obscured)

0
0
0
0
4
4
0
0
0
0
0
0
0
0
0
2
5
84
59
41
40
74
35
50

ISS Passover

Visibility (miles)

4
9
9
9
9
9
9
9
9
9
9
9
9
9
6
6
6
5
6
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
3
12
8
6
6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

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
2
3
10
10
9
8
8
8
8
7
8
7
7
7
8
8
9
9
10
9
10
11
11

Chance of Frost

Temperature (°C)

-13
-11
-8
-4
-1
-0
1
1
1
1
0
0
-1
-1
-2
-2
-2
-2
-1
-1
-1
-1
-1
-1

Feels Like (°C)

-17
-15
-12
-8
-5
-6
-5
-4
-3
-3
-4
-4
-4
-4
-5
-5
-6
-6
-6
-6
-7
-7
-6
-6

Dew Point (°C)

-15
-13
-10
-6
-4
-4
-2
-1
-1
-1
-2
-2
-2
-3
-3
-3
-2
-2
-2
-1
-2
-2
-2
-2

Relative Humidity (%)

86
85
83
81
80
78
84
88
86
88
88
86
87
91
92
94
94
96
98
96
94
92
92
92

Pressure (mb)

1020
1019
1019
1019
1018
1018
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1014
1014

Ozone (du)

435
433
431
430
425
424
429
430
434
438
441
437
432
423
411
404
400
396
391
391
390
389
387
386

Saturday 28

Waxing Gibbous 94%

14:28

05:42

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
06 Bad
07 Bad

Sun - Rise: 06:27, Set: 17:40, Transit: 12:05. Moon - Rise: 14:28, Set: 05:42. Civil Dark: 18:09 - 05:58. Nautical Dark: 18:42 - 05:25. Astro Dark: 19:16 - 04:52

Total Clouds (% Sky Obscured)

100
100
96
100
100
100
100
100
100
100
90
78
90
100
100
98
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
100
87
80
80
34
30
30
33
2
4
8
5
10
10
10
35
48
77
79
80
88
78
70

Medium Clouds (% Sky Obscured)

100
51
5
80
97
77
38
98
100
23
80
27
27
57
73
96
94
100
79
87
79
96
100
100

High Clouds (% Sky Obscured)

4
8
10
100
100
100
100
100
100
100
85
7
90
0
0
0
0
0
11
75
80
100
99
55

ISS Passover

Visibility (miles)

9
9
9
9
7
9
1
0
0
6
9
9
9
9
9
8
1
0
1
4
9
9
2
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
None
None
None
None
None
None
Snow
None

Precipitation Probability (%)

27
33
18
3
5
4
3
2
3
2
1
0
0
1
9
3
12
19
13
10
25
44
47
38

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
0.1
0

Wind Speed/Direction (mph)

11
12
13
14
13
12
9
8
7
5
3
2
1
4
3
3
4
6
6
7
8
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-4
-3
-3
-1
0
1
2
1
0
-1
-3
-4
-5
-8
-8
-8
-9
-9
-11
-11
-13
-13
-14

Dew Point (°C)

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

Relative Humidity (%)

91
93
94
94
98
98
100
100
100
93
88
94
86
84
84
89
91
94
92
90
87
83
85
90

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1016
1017
1018
1019
1019
1020
1021
1021
1021
1022
1022
1022
1022
1023
1023
1024

Ozone (du)

384
386
388
387
381
377
374
377
381
384
389
387
389
391
396
395
392
389
388
385
385
388
390
394

Sunday 1

Waxing Gibbous 98%

15:46

06:07

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

Sun - Rise: 06:26, Set: 17:41, Transit: 12:04. Moon - Rise: 15:46, Set: 06:07. Civil Dark: 18:10 - 05:57. Nautical Dark: 18:44 - 05:23. Astro Dark: 19:17 - 04:50

Total Clouds (% Sky Obscured)

100
95
69
90
84
84
82
71
51
49
45
50
46
44
6
3
1
3
3
3
3
3
25
25

Low Clouds (% Sky Obscured)

71
70
40
71
77
76
67
56
19
22
20
15
14
13
2
1
0
2
2
2
3
3
22
25

Medium Clouds (% Sky Obscured)

100
72
34
38
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

65
65
50
45
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
2
9
9
9
9
8
3
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 (%)

24
13
18
9
10
9
17
14
6
13
4
3
3
1
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)

10
11
12
12
12
11
12
11
11
10
9
7
7
6
6
5
4
3
3
2
2
1
1
2

Chance of Frost

Temperature (°C)

-8
-8
-7
-7
-6
-6
-6
-6
-7
-8
-10
-11
-12
-13
-14
-15
-16
-17
-17
-18
-19
-20
-20
-21

Feels Like (°C)

-14
-14
-14
-13
-12
-13
-12
-13
-13
-15
-16
-18
-20
-20
-20
-20
-20
-20
-21
-21
-22
-22
-22
-23

Dew Point (°C)

-10
-10
-10
-10
-10
-10
-9
-9
-10
-12
-14
-15
-16
-17
-18
-18
-19
-20
-21
-21
-22
-23
-23
-24

Relative Humidity (%)

88
83
79
77
76
73
77
80
77
77
74
73
73
73
74
75
74
74
74
75
77
77
75
75

Pressure (mb)

1025
1025
1025
1026
1026
1026
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1036
1037
1037
1038
1039
1039
1040

Ozone (du)

396
399
404
407
411
409
412
412
414
415
414
423
428
428
429
428
431
431
430
429
430
430
429
431

Monday 2

Waxing Gibbous 100%

17:00

06:27

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

Sun - Rise: 06:24, Set: 17:43, Transit: 12:04. Moon - Rise: 17:00, Set: 06:27. Civil Dark: 18:11 - 05:55. Nautical Dark: 18:45 - 05:22. Astro Dark: 19:18 - 04:48

Total Clouds (% Sky Obscured)

3
3
5
9
16
57
14
8
5
11
6
9
6
4
44
74
92
74
53
25
49
73
100
95

Low Clouds (% Sky Obscured)

2
3
3
5
9
53
12
6
4
11
5
5
4
2
17
21
21
26
30
25
30
2
1
0

Medium Clouds (% Sky Obscured)

0
0
1
3
4
4
3
0
0
0
0
3
0
0
6
16
37
33
21
0
1
21
44
37

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
55
79
54
31
5
36
68
100
91

ISS Passover

Visibility (miles)

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

Chance of Frost

Temperature (°C)

-18
-17
-15
-13
-12
-11
-10
-9
-8
-9
-11
-12
-13
-13
-14
-14
-14
-14
-14
-13
-13
-12
-11
-11

Feels Like (°C)

-21
-18
-16
-14
-13
-13
-13
-10
-9
-10
-12
-13
-14
-15
-15
-17
-18
-18
-18
-18
-18
-18
-17
-17

Dew Point (°C)

-22
-21
-19
-18
-17
-16
-15
-14
-13
-13
-14
-15
-15
-15
-16
-16
-16
-15
-15
-15
-15
-14
-14
-13

Relative Humidity (%)

72
71
70
68
66
65
65
64
65
77
78
81
83
84
84
86
84
86
86
84
84
84
83
83

Pressure (mb)

1041
1042
1042
1042
1041
1040
1040
1039
1039
1039
1039
1039
1039
1039
1039
1039
1039
1039
1038
1038
1037
1037
1037
1037

Ozone (du)

431
427
427
429
427
424
422
420
418
417
416
417
415
413
409
405
402
400
398
396
393
391
390
388

Tuesday 3

Full Moon 99%

18:12

06:46

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
06 Bad
07 Bad

Sun - Rise: 06:22, Set: 17:44, Transit: 12:04. Moon - Rise: 18:12, Set: 06:46. Civil Dark: 18:13 - 05:53. Nautical Dark: 18:46 - 05:20. Astro Dark: 19:20 - 04:46

Total Clouds (% Sky Obscured)

92
83
83
76
72
78
82
100
100
100
100
100
100
100
99
99
99
99
97
94
94
96
97
81

Low Clouds (% Sky Obscured)

0
0
26
48
68
70
71
77
75
84
92
94
95
97
84
72
59
66
73
79
82
88
93
62

Medium Clouds (% Sky Obscured)

27
34
25
25
30
45
50
50
45
45
45
63
79
99
96
92
92
90
87
90
90
90
85
76

High Clouds (% Sky Obscured)

90
83
83
76
72
76
81
100
100
100
100
100
100
100
99
99
99
99
97
94
94
90
65
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0
0
1
1

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
2
3
3
22
30
34
71
73
75
83
88
82
80
76
69
65
62
58
61

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.4
0.5
0.6
0.4
0.4
0.4
0.3
0.3
0.3
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-10
-8
-6
-4
-3
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-4
-4
-4
-4

Feels Like (°C)

-15
-13
-11
-9
-8
-6
-6
-6
-7
-7
-7
-6
-7
-7
-6
-7
-7
-8
-8
-8
-8
-8
-8
-9

Dew Point (°C)

-12
-11
-9
-7
-7
-5
-4
-4
-4
-4
-4
-4
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-5

Relative Humidity (%)

81
79
79
76
75
75
77
78
78
81
83
83
87
91
94
94
96
98
98
98
98
98
98
98

Pressure (mb)

1036
1036
1035
1034
1034
1033
1032
1031
1030
1030
1029
1029
1028
1027
1027
1026
1026
1025
1024
1024
1023
1023
1023
1023

Ozone (du)

384
382
378
375
373
371
369
369
368
367
366
369
368
367
366
364
362
360
359
358
357
357
358
359

Wednesday 4

Waning Gibbous 97%

19:21

07:04

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
06 Bad
07 Bad

Sun - Rise: 06:20, Set: 17:45, Transit: 12:04. Moon - Rise: 19:21, Set: 07:04. Civil Dark: 18:14 - 05:52. Nautical Dark: 18:47 - 05:18. Astro Dark: 19:21 - 04:45

Total Clouds (% Sky Obscured)

69
65
70
80
90
95
80
75
70
65
60
53
57
63
70
85
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

31
0
0
0
0
0
0
0
5
10
15
5
0
0
0
0
0
30
68
77
80
83
86
84

Medium Clouds (% Sky Obscured)

63
51
34
18
0
0
0
0
30
57
60
53
57
63
70
80
80
90
95
100
100
100
100
100

High Clouds (% Sky Obscured)

50
30
0
0
0
0
0
0
0
0
0
15
40
52
68
85
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

57
47
37
26
3
3
2
0
1
2
0
1
4
0
4
5
11
16
19
22
48
63
76
95

Precipitation Amount (mm)

0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
100
100
100
100
100
100
100
100
98
98
100
100
98
100
100
100
100
100
100
98
98
98

Pressure (mb)

1023
1024
1024
1024
1023
1023
1023
1023
1023
1023
1024
1025
1025
1025
1026
1026
1026
1027
1026
1026
1026
1026
1026
1026

Ozone (du)

358
357
356
354
352
350
349
348
347
346
346
345
342
339
335
336
337
338
338
338
338
340
342
344

Thursday 5

Waning Gibbous 92%

20:29

07:23

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: 06:19, Set: 17:47, Transit: 12:03. Moon - Rise: 20:29, Set: 07:23. Civil Dark: 18:15 - 05:50. Nautical Dark: 18:49 - 05:16. Astro Dark: 19:22 - 04:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
78
83
92
98
99
99
99
99
98
97
96
96
95
94
93
93

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
94
90
71
50
31
29
24
20

High Clouds (% Sky Obscured)

100
100
100
100
100
91
81
72
68
68
71
81
87
92
91
89
81

ISS Passover

Visibility (miles)

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

Fog (%)

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
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
53

Precipitation Amount (mm)

1.2
1.6
1.6
1.5
1.5
1.5
1.1
0.7
1
1.2
1.4
1.6
1.3
0.8
0.9
0.7
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-5
-6
-6
-7
-7
-13
-14
-14
-14
-14
-14
-14
-15
-15
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
94
92
92
92
92
90
90
90
90
90
90
90
92

Pressure (mb)

1026
1026
1026
1026
1025
1025
1024
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024

Ozone (du)

344
344
344
342
341
339
338
336
334
334
333
332
332
333
333
334
334

Forecast for Middlebury (village), Addison, United States of America (44.02,-73.17)

Generated: 27/02/26 08:18:24. Forecast: 27/02/26 to 05/03/26. Timezone: UTC-5.00