Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 27

Waxing Gibbous 87%

13:06

04:48

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:38, Set: 17:42, Transit: 12:10. Moon - Rise: 13:06, Set: 04:48. Civil Dark: 18:12 - 06:08. Nautical Dark: 18:47 - 05:34. Astro Dark: 19:22 - 04:59

Total Clouds (% Sky Obscured)

93
97
96
98
93
92
93
88
82
82
95
84
80
80
82
59
42
42
90
84
95
100
100
100

Low Clouds (% Sky Obscured)

93
93
93
95
89
89
88
88
82
82
91
73
80
80
82
59
42
42
84
77
80
81
78
83

Medium Clouds (% Sky Obscured)

67
68
75
79
52
40
18
0
0
0
26
32
19
2
0
0
0
30
61
57
71
99
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
3
4
2
22
2
0
1
42
0
0
37
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
5
8
9
8

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

Precipitation Probability (%)

0
0
0
38
30
33
30
33
35
37
39
38
31
34
27
21
5
14
4
3
6
8
25
45

Precipitation Amount (mm)

0
0
0
0.1
0
0.1
0
0.1
0.1
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

3
3
3
3
3
4
4
5
6
7
7
7
7
7
6
6
5
5
6
7
7
6
8
10

Chance of Frost

Temperature (°C)

-15
-15
-15
-14
-14
-13
-11
-10
-8
-7
-6
-5
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-4
-2

Feels Like (°C)

-19
-19
-19
-18
-18
-18
-15
-14
-12
-11
-11
-9
-9
-8
-8
-8
-9
-9
-9
-9
-9
-9
-8
-7

Dew Point (°C)

-17
-17
-17
-16
-16
-15
-13
-11
-9
-8
-7
-6
-5
-5
-5
-5
-5
-5
-5
-5
-6
-6
-4
-3

Relative Humidity (%)

88
88
88
88
88
88
88
88
88
89
90
90
90
92
94
96
96
98
98
98
94
94
94
92

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1012
1011
1009

Ozone (du)

449
447
441
444
447
449
453
455
458
461
462
463
465
465
460
456
444
438
433
424
417
412
411
409

Saturday 28

Waxing Gibbous 94%

14:26

05:26

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
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:37, Set: 17:44, Transit: 12:10. Moon - Rise: 14:26, Set: 05:26. Civil Dark: 18:14 - 06:07. Nautical Dark: 18:48 - 05:32. Astro Dark: 19:23 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
96
96
97
100
100
94
95
97
35
28
62
84
100
100
100
100
100
95
95

Low Clouds (% Sky Obscured)

80
82
100
100
100
80
81
74
70
79
90
95
97
35
12
39
23
7
4
20
20
20
43
68

Medium Clouds (% Sky Obscured)

100
100
100
100
100
67
89
95
84
7
0
0
0
0
15
50
75
97
100
100
100
100
90
83

High Clouds (% Sky Obscured)

97
100
100
100
100
79
45
90
91
100
43
21
3
3
0
2
5
48
65
70
70
3
0
0

ISS Passover

Visibility (miles)

2
0
0
0
0
0
0
0
3
5
2
1
3
1
9
7
7
3
5
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

68
95
95
95
64
59
64
32
8
21
26
24
29
13
0
2
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.8
1.7
1.5
0.2
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
13
14
15
15
15
14
16
15
15
15
14
14
13
11
10
8
6
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

-1
-0
0
1
1
2
2
1
-0
-1
-2
-2
-3
-4
-5
-7
-8
-10
-11
-12
-13
-13
-13
-14

Feels Like (°C)

-7
-6
-5
-5
-5
-4
-4
-5
-6
-7
-8
-8
-9
-10
-11
-11
-13
-15
-15
-16
-17
-18
-18
-18

Dew Point (°C)

-3
-1
0
1
1
1
1
0
-2
-3
-4
-4
-5
-6
-7
-9
-11
-12
-12
-14
-15
-15
-16
-16

Relative Humidity (%)

87
98
98
98
98
98
98
93
91
86
86
87
86
87
85
83
83
86
88
85
84
84
83
83

Pressure (mb)

1007
1005
1004
1004
1004
1004
1005
1007
1009
1010
1012
1013
1014
1016
1017
1019
1021
1022
1023
1023
1023
1023
1024
1024

Ozone (du)

409
410
414
415
421
421
421
418
417
412
409
406
406
406
405
406
409
413
417
416
413
409
407
409

Sunday 1

Waxing Gibbous 98%

15:46

05:54

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

Sun - Rise: 06:35, Set: 17:45, Transit: 12:10. Moon - Rise: 15:46, Set: 05:54. Civil Dark: 18:15 - 06:05. Nautical Dark: 18:50 - 05:30. Astro Dark: 19:24 - 04:55

Total Clouds (% Sky Obscured)

88
89
69
69
68
68
67
68
50
61
47
45
45
53
50
45
36
20
13
10
7
7
9
35

Low Clouds (% Sky Obscured)

68
68
69
65
65
62
62
61
29
45
19
0
0
7
5
0
0
0
0
2
5
4
7
35

Medium Clouds (% Sky Obscured)

59
68
30
35
30
25
25
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
3
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
8
8
9
9
9
9
9
9
6
6
8
1
6
7
8
8
9
9
4

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
0
0
0
0
0
0
0
2
0
0
0
17
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)

5
5
4
4
4
5
6
7
7
9
9
10
10
9
9
7
6
5
5
4
4
4
3
3

Chance of Frost

Temperature (°C)

-15
-16
-16
-17
-18
-18
-17
-16
-15
-15
-14
-14
-14
-15
-15
-16
-17
-19
-20
-21
-22
-22
-23
-23

Feels Like (°C)

-19
-20
-20
-22
-22
-22
-21
-21
-20
-20
-20
-20
-19
-20
-20
-21
-22
-24
-24
-24
-25
-25
-25
-26

Dew Point (°C)

-17
-18
-19
-20
-20
-20
-20
-20
-19
-19
-18
-18
-18
-18
-19
-19
-20
-22
-23
-24
-25
-25
-26
-26

Relative Humidity (%)

82
82
82
81
81
80
76
73
71
71
70
70
70
72
76
77
79
77
75
76
75
74
74
74

Pressure (mb)

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

Ozone (du)

411
412
412
415
427
440
446
455
462
465
469
472
475
480
481
481
480
479
479
474
466
462
466
469

Monday 2

Waxing Gibbous 100%

17:03

06:16

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
17 Bad
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:33, Set: 17:46, Transit: 12:10. Moon - Rise: 17:03, Set: 06:16. Civil Dark: 18:16 - 06:03. Nautical Dark: 18:51 - 05:28. Astro Dark: 19:26 - 04:54

Total Clouds (% Sky Obscured)

42
41
45
40
43
40
43
40
38
35
42
49
56
69
74
41
66
57
92
85
79
69
79
89

Low Clouds (% Sky Obscured)

42
41
45
40
43
40
43
40
38
35
42
49
56
69
74
29
65
41
92
85
79
69
79
87

Medium Clouds (% Sky Obscured)

0
0
0
0
4
8
11
7
3
0
3
5
7
12
17
23
29
28
41
24
23
16
25
26

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
2
3
2

ISS Passover

Visibility (miles)

3
2
1
1
1
1
1
2
1
1
3
4
1
1
3
8
9
4
1
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

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
2
0
0
12
3
16
7
17
9
21
21
13
2
1
1
16
19
23
14
10
1

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
2
2
1
2
3
4
6
7
9
10
9
9
8
7
4
4
4
4
4
3
4
4

Chance of Frost

Temperature (°C)

-24
-24
-24
-25
-24
-22
-20
-18
-17
-15
-13
-13
-12
-11
-12
-14
-16
-17
-18
-17
-16
-16
-16
-17

Feels Like (°C)

-28
-28
-28
-28
-28
-26
-24
-23
-21
-20
-19
-18
-17
-16
-17
-18
-19
-20
-21
-21
-20
-20
-20
-21

Dew Point (°C)

-27
-27
-27
-28
-27
-25
-23
-21
-19
-18
-17
-16
-15
-14
-14
-16
-18
-20
-20
-19
-18
-18
-18
-19

Relative Humidity (%)

74
73
73
73
74
78
79
79
79
76
73
73
76
81
85
84
83
82
82
82
85
86
85
84

Pressure (mb)

1038
1039
1039
1039
1040
1040
1040
1040
1039
1039
1038
1037
1037
1036
1036
1037
1037
1037
1037
1037
1036
1036
1036
1035

Ozone (du)

469
469
472
472
472
471
468
467
464
465
467
464
458
448
445
444
441
436
428
422
416
410
408
407

Tuesday 3

Full Moon 99%

18:17

06:35

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:31, Set: 17:48, Transit: 12:09. Moon - Rise: 18:17, Set: 06:35. Civil Dark: 18:18 - 06:01. Nautical Dark: 18:52 - 05:27. Astro Dark: 19:27 - 04:52

Total Clouds (% Sky Obscured)

96
94
92
82
93
97
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100
95
85

Low Clouds (% Sky Obscured)

93
92
84
72
77
70
62
60
54
51
42
40
29
32
32
29
40
51
67
45
25
6
4
2

Medium Clouds (% Sky Obscured)

63
41
20
20
76
88
82
99
99
54
55
50
60
65
65
60
40
28
19
23
25
25
32
34

High Clouds (% Sky Obscured)

35
35
36
11
58
80
100
100
100
100
100
100
100
87
98
100
95
90
95
90
80
80
75
30

ISS Passover

Visibility (miles)

1
2
4
9
9
3
9
8
9
9
9
9
9
8
2
1
2
2
1
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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
2
2
7
3
1
11
1
0
0
0
0
0
1
8
9
8
7
7
6
4
15
21

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
3
3
3
5
5
6
6
7
8
7
7
6
6
5
5
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

-17
-17
-16
-17
-17
-14
-12
-10
-8
-7
-5
-3
-2
-3
-3
-3
-3
-4
-4
-3
-3
-4
-4
-4

Feels Like (°C)

-21
-21
-20
-21
-21
-19
-17
-15
-13
-11
-9
-8
-7
-7
-8
-7
-7
-8
-8
-7
-8
-8
-8
-7

Dew Point (°C)

-19
-18
-18
-19
-19
-17
-14
-11
-10
-8
-7
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5

Relative Humidity (%)

84
85
84
83
81
81
85
87
87
87
85
87
86
91
94
94
94
94
94
96
96
98
98
96

Pressure (mb)

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

Ozone (du)

410
412
413
411
411
410
409
406
402
397
395
393
393
389
387
384
383
382
380
378
378
378
378
378

Wednesday 4

Waning Gibbous 97%

19:28

06:52

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:29, Set: 17:49, Transit: 12:09. Moon - Rise: 19:28, Set: 06:52. Civil Dark: 18:19 - 05:59. Nautical Dark: 18:54 - 05:25. Astro Dark: 19:29 - 04:50

Total Clouds (% Sky Obscured)

85
85
80
65
54
47
54
50
48
47
48
49
76
81
86
85
87
97
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
17
34
51
47
43
39
37
36
34
49
63
78
80
81
83
80
77
73
62
51

Medium Clouds (% Sky Obscured)

35
35
39
29
19
3
2
5
7
7
8
5
5
2
1
0
0
0
0
14
27
41
58
72

High Clouds (% Sky Obscured)

10
5
4
4
3
3
2
5
10
13
36
49
76
74
70
70
70
70
70
70
75
85
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
7
8
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
36
45
54
49
42
36
28
19
4
7
4
0
1
1
1
3
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.1
0.2
0.2
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
96
98
98
100
100
100
100
100
100
100
100
98
96
94
92
91
92
92
94
94
94

Pressure (mb)

1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1020
1021
1022
1023
1024
1025
1026
1027
1027
1028
1028

Ozone (du)

378
378
379
380
381
380
380
379
378
377
376
375
375
375
374
373
373
372
370
369
368
366
365
364

Thursday 5

Waning Gibbous 92%

20:38

07:08

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:27, Set: 17:51, Transit: 12:09. Moon - Rise: 20:38, Set: 07:08. Civil Dark: 18:20 - 05:58. Nautical Dark: 18:55 - 05:23. Astro Dark: 19:30 - 04:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
84
66
49
36
24
12

Low Clouds (% Sky Obscured)

39
36
32
29
30
28
25
29
25
23
29
36
37
29
34
40
44
44
44
36
24
12

Medium Clouds (% Sky Obscured)

80
77
73
100
100
100
100
100
100
100
100
100
100
100
100
100
84
66
49
36
23
12

High Clouds (% Sky Obscured)

99
97
97
100
100
100
100
100
100
100
100
100
100
98
97
94
73
52
29
32
24
12

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

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

Precipitation Probability (%)

0
0
0
0
3
4
3
5
5
4
78
95
94
95
95
95
95
89
53
55
59
57

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.6
1
1.4
1.6
1
0.6
0.2
0.2
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-8
-9
-10
-11
-11
-11
-11
-10
-9
-8
-8
-8
-9
-9
-11
-11
-12
-13
-14
-15
-16

Feels Like (°C)

-9
-10
-10
-11
-11
-15
-14
-15
-15
-15
-15
-13
-13
-12
-12
-12
-11
-15
-15
-16
-16
-16

Dew Point (°C)

-8
-9
-10
-12
-12
-13
-14
-15
-14
-13
-12
-12
-12
-12
-12
-13
-13
-14
-15
-17
-18
-19

Relative Humidity (%)

92
92
90
88
88
83
76
73
74
74
72
74
74
75
78
81
85
85
83
82
81
77

Pressure (mb)

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

Ozone (du)

362
361
360
360
359
357
356
354
354
353
353
354
356
357
359
362
365
366
367
369
366
364

Forecast for Mont-Tremblant, Laurentides, Canada (46.18,-74.57)

Generated: 27/02/26 03:36:26. Forecast: 27/02/26 to 05/03/26. Timezone: UTC-5.00