Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waxing Crescent 22%

09:00

23:01

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
08 Bad
09 Bad

Sun - Rise: 06:55, Set: 17:46, Transit: 12:21. Moon - Rise: 09:00, Set: 23:01. Civil Dark: 18:15 - 06:26. Nautical Dark: 18:49 - 05:52. Astro Dark: 19:23 - 05:18

Total Clouds (% Sky Obscured)

100
100
97
100
100
100
99
99
98
98
95
91
93
92
94
91
90
100
100
100
100
98
98
99

Low Clouds (% Sky Obscured)

87
79
94
99
95
84
74
71
74
75
71
72
72
75
79
79
75
75
84
92
85
86
84
87

Medium Clouds (% Sky Obscured)

4
29
83
90
90
96
88
83
90
95
90
83
84
84
84
62
54
62
95
100
82
93
92
93

High Clouds (% Sky Obscured)

0
0
0
0
1
19
13
58
37
36
11
29
18
3
1
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
6
3
3
8
9
9
9
9
9
9
4
4
2
0
1
1
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
Snow
None
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
19
5
14
3
5
6
9
4
3
9
18
26
25
29
30
41
40
47
48
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
7
7
6
7
7
6
5
5
5
6
6
6
5
5
6
5
5
5
6
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
86
82
86
89
89
90
92
90
88
87
87
88
88
90
90
90
90
90
90
90
90

Pressure (mb)

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

Ozone (du)

403
405
409
412
412
413
413
413
410
407
406
407
409
413
416
413
410
411
413
414
417
416
412
411

Sunday 22

Waxing Crescent 32%

09:31

00:21

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
08 Bad
09 Bad

Sun - Rise: 06:53, Set: 17:47, Transit: 12:21. Moon - Rise: 09:31, Set: 00:21. Civil Dark: 18:16 - 06:24. Nautical Dark: 18:50 - 05:50. Astro Dark: 19:24 - 05:17

Total Clouds (% Sky Obscured)

98
98
99
98
98
98
99
99
98
96
95
94
97
100
100
100
100
100
100
100
100
100
97
100

Low Clouds (% Sky Obscured)

86
87
87
85
84
82
83
88
86
83
81
78
88
94
91
95
84
82
68
69
54
53
56
61

Medium Clouds (% Sky Obscured)

92
91
96
92
88
93
93
92
92
87
73
53
54
88
100
100
100
81
100
100
99
100
94
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
45
75
96
97
100
89
100
100
100
100
100
91
82

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
2
1
0
2
2
0
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
None
None
None
None
None
None
None

Precipitation Probability (%)

51
54
61
61
56
60
55
57
59
55
45
39
34
18
31
52
52
28
18
20
6
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-8
-6
-6
-5
-5
-5
-5
-6
-6
-6
-7
-7
-7
-8
-8
-8
-9
-8
-9
-9
-10
-10
-9

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1018
1018
1017
1017
1016
1016
1015
1015
1016
1016
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1013

Ozone (du)

407
404
406
408
411
414
414
414
410
406
404
402
402
402
401
399
399
401
408
417
424
424
420
413

Monday 23

Waxing Crescent 44%

No Rise

01:40

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
08 Bad
09 Bad

Sun - Rise: 06:52, Set: 17:48, Transit: 12:21. Moon - Rise: No Rise, Set: 01:40. Civil Dark: 18:18 - 06:22. Nautical Dark: 18:51 - 05:49. Astro Dark: 19:25 - 05:15

Total Clouds (% Sky Obscured)

98
97
100
100
100
100
100
100
100
99
99
96
97
96
91
80
80
88
83
84
86
80
75
75

Low Clouds (% Sky Obscured)

63
44
36
26
40
79
72
42
36
64
77
78
83
84
84
80
80
86
83
84
84
76
69
61

Medium Clouds (% Sky Obscured)

94
93
98
100
100
90
89
96
99
96
95
91
93
84
55
51
45
55
50
49
48
36
24
23

High Clouds (% Sky Obscured)

81
85
100
100
90
100
95
100
94
63
82
7
2
0
0
0
0
0
0
0
0
0
3
31

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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
5
17
4
4
3
1
0
0
0
1
7
8
9
10
7
8
5
4
6
5
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)

11
12
11
11
11
11
11
12
12
12
13
13
13
12
12
11
11
10
9
9
7
6
6
7

Chance of Frost

Temperature (°C)

-2
-2
-1
-0
0
0
0
-1
-3
-5
-7
-8
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
-18
-17

Feels Like (°C)

-8
-7
-6
-6
-5
-5
-5
-7
-10
-11
-13
-15
-16
-17
-19
-19
-19
-20
-20
-21
-21
-21
-21
-21

Dew Point (°C)

-4
-4
-3
-2
-2
-2
-3
-4
-5
-7
-9
-11
-13
-14
-15
-16
-17
-19
-19
-20
-21
-22
-21
-21

Relative Humidity (%)

87
84
86
86
86
83
83
81
84
82
82
82
80
80
79
79
77
76
75
75
74
75
74
72

Pressure (mb)

1012
1012
1011
1011
1010
1010
1010
1010
1011
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1016

Ozone (du)

409
407
411
416
418
419
418
420
420
420
420
421
417
419
431
429
427
433
435
433
425
425
428
428

Tuesday 24

First Quarter 55%

10:11

02:55

10 Bad
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
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

Sun - Rise: 06:50, Set: 17:50, Transit: 12:21. Moon - Rise: 10:11, Set: 02:55. Civil Dark: 18:19 - 06:21. Nautical Dark: 18:53 - 05:47. Astro Dark: 19:26 - 05:13

Total Clouds (% Sky Obscured)

55
39
20
25
25
35
35
35
40
57
80
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
20
0
0
0
0
0
5
3
0
5
5
18
36
56
70
82
93
89
86
83
86
93
100

Medium Clouds (% Sky Obscured)

9
5
2
2
0
24
5
35
40
57
76
100
100
100
100
98
97
95
97
98
100
100
100
100

High Clouds (% Sky Obscured)

2
3
1
2
1
2
5
5
7
32
61
100
100
100
100
100
100
100
100
100
100
100
100
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

1
1
0
0
0
0
0
0
0
0
0
1
3
10
34
48
58
76
82
78
79
82
86
90

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.5
0.5
0.5
0.4
0.4
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-20
-19
-18
-17
-15
-14
-14
-15
-16
-17
-17
-17
-17
-18
-18
-18
-17
-17
-16
-15
-14
-14
-13
-12

Dew Point (°C)

-20
-18
-17
-15
-15
-14
-13
-13
-14
-15
-15
-16
-16
-16
-16
-15
-14
-13
-12
-12
-11
-10
-9
-8

Relative Humidity (%)

73
74
73
73
70
69
72
78
81
84
86
84
84
84
84
88
90
88
90
88
90
92
92
90

Pressure (mb)

1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1011
1010
1008
1006
1005
1003
1002
1000
999
997

Ozone (du)

428
433
436
438
440
439
445
448
441
432
431
428
427
435
441
445
449
451
454
449
451
460
465
470

Wednesday 25

Waxing Gibbous 67%

11:04

03:59

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 OK
08 OK
09 OK

Sun - Rise: 06:48, Set: 17:51, Transit: 12:21. Moon - Rise: 11:04, Set: 03:59. Civil Dark: 18:20 - 06:19. Nautical Dark: 18:54 - 05:45. Astro Dark: 19:28 - 05:12

Total Clouds (% Sky Obscured)

100
100
100
96
93
91
93
95
97
91
87
84
88
93
97
91
90
89
75
62
49
44
42
37

Low Clouds (% Sky Obscured)

100
100
100
94
87
82
85
89
92
80
68
56
67
77
88
74
77
80
75
62
49
44
42
37

Medium Clouds (% Sky Obscured)

100
100
100
83
17
3
60
50
50
45
49
50
50
55
65
48
39
33
26
19
12
8
4
0

High Clouds (% Sky Obscured)

100
65
62
64
55
27
44
51
74
46
37
26
60
2
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
1
0
0
0
1
3
1
1
7
7
8
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
83
63
50
38
30
29
28
22
21
18
7
12
12
5
8
7
0
1
1
0

Precipitation Amount (mm)

0.7
0.8
0.9
0.8
0.6
0.3
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
12
12
12
11
10
10
9
8
7
7
7
7
7
7
8
7
7
6
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-10
-8
-7
-6
-6
-6
-6
-7
-7
-7
-8
-8
-8
-9
-10
-11
-10
-10
-11
-12
-14
-16
-16

Dew Point (°C)

-6
-5
-4
-3
-2
-3
-3
-3
-3
-4
-4
-5
-5
-6
-7
-8
-9
-10
-11
-12
-13
-15
-13
-11

Relative Humidity (%)

92
90
92
94
94
91
91
91
92
92
94
92
92
92
92
90
88
87
88
86
86
84
83
82

Pressure (mb)

996
995
995
994
994
994
995
996
997
998
999
1000
1001
1002
1003
1004
1006
1007
1008
1010
1011
1013
1013
1014

Ozone (du)

472
470
467
468
469
468
470
471
470
470
470
469
467
466
466
465
466
466
467
466
466
465
459
452

Thursday 26

Waxing Gibbous 78%

12:09

04:51

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
08 Bad
09 Bad

Sun - Rise: 06:47, Set: 17:52, Transit: 12:20. Moon - Rise: 12:09, Set: 04:51. Civil Dark: 18:22 - 06:17. Nautical Dark: 18:55 - 05:44. Astro Dark: 19:29 - 05:10

Total Clouds (% Sky Obscured)

52
66
78
79
79
80
79
77
76
64
52
45
54
58
62
70
72
77
85
90
96
87
78
70

Low Clouds (% Sky Obscured)

52
66
78
79
73
67
65
62
60
40
20
0
11
16
24
34
46
55
58
64
67
63
57
50

Medium Clouds (% Sky Obscured)

0
0
0
14
28
49
61
71
75
64
52
45
54
49
50
45
40
45
62
73
86
77
66
56

High Clouds (% Sky Obscured)

0
0
14
21
32
35
29
10
0
0
0
0
0
0
54
70
72
77
84
69
54
47
40
33

ISS Passover

Visibility (miles)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-15
-14
-12
-7
-7
-7
-7
-6
-6
-13
-13
-13
-13
-14
-14
-13
-13
-14
-14
-14
-14
-14
-14

Dew Point (°C)

-10
-9
-8
-7
-7
-7
-7
-8
-8
-10
-10
-11
-11
-11
-10
-10
-11
-10
-10
-11
-11
-11
-10
-9

Relative Humidity (%)

80
80
79
79
79
79
78
82
89
92
92
92
90
90
92
92
90
92
92
92
92
90
88
87

Pressure (mb)

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

Ozone (du)

446
440
434
428
427
426
426
426
425
425
426
427
428
427
426
425
425
425
426
428
431
434
433
432

Friday 27

Waxing Gibbous 87%

13:24

05:30

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

Sun - Rise: 06:45, Set: 17:54, Transit: 12:20. Moon - Rise: 13:24, Set: 05:30. Civil Dark: 18:23 - 06:16. Nautical Dark: 18:57 - 05:42. Astro Dark: 19:30 - 05:08

Total Clouds (% Sky Obscured)

71
74
79
86
93
98
78
60
46
44
42
43
58
71
78
73
72
71
72
72
74

Low Clouds (% Sky Obscured)

51
53
55
63
71
79
69
58
46
43
39
31
46
59
57
57
56
55
54
54
53

Medium Clouds (% Sky Obscured)

50
44
42
45
43
42
43
43
44
33
23
12
16
23
28
37
49
62
67
72
74

High Clouds (% Sky Obscured)

21
8
0
0
0
0
0
0
0
1
3
4
6
7
8
18
28
38
58
72
74

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
8
13
19
18
13
1
1
3
0
4
10
11
12
9
2
1
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-12
-11
-10
-4
-5
-6
-5
-5
-5
-10
-10
-10
-10
-10
-11
-6
-6
-6
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

85
85
84
83
83
83
83
87
90
94
94
90
90
92
94
94
94
94
94
96
94

Pressure (mb)

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

Ozone (du)

431
432
434
436
436
436
437
434
431
428
425
421
418
414
409
405
403
400
397
399
400

Forecast for Erinsville, Lennox and Addington County, Canada (44.48,-77.05)

Generated: 21/02/26 10:39:43. Forecast: 21/02/26 to 27/02/26. Timezone: UTC-5.00