Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waxing Crescent 9%

09:36

20:22

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:44, Set: 17:05, Transit: 12:25. Moon - Rise: 09:36, Set: 20:22. Civil Dark: 17:38 - 07:12. Nautical Dark: 18:14 - 06:35. Astro Dark: 18:49 - 06:00

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
98
100
100
100
100
100
98
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

92
95
94
90
91
89
92
88
85
89
99
100
100
100
100
93
100
100
100
100
100
99
100
98

Medium Clouds (% Sky Obscured)

94
97
99
100
100
100
100
100
100
54
86
96
100
92
84
44
70
77
51
40
39
70
65
66

High Clouds (% Sky Obscured)

75
5
46
53
72
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

1
2
4
6
5
4
2
2
1
1
1
1
1
0
0
0
0
0
0
1
1
0
0
0

Precipitation Type

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

Precipitation Probability (%)

21
55
48
66
53
47
52
51
42
47
59
72
86
75
57
50
56
66
61
43
40
52
53
48

Precipitation Amount (mm)

0
0.4
0.1
0.3
0.2
0.1
0.2
0.2
0.1
0.2
0.2
0.4
0.7
0.5
0.1
0
0.3
0.5
0.4
0.1
0.1
0.2
0.2
0.1

Wind Speed/Direction (mph)

8
9
9
8
8
8
8
8
9
8
9
13
13
11
12
13
15
10
9
9
10
10
11
11

Chance of Frost

Temperature (°C)

-8
-8
-8
-8
-7
-7
-7
-7
-6
-6
-6
-6
-6
-7
-7
-7
-8
-8
-9
-9
-9
-9
-9
-9

Feels Like (°C)

-14
-13
-13
-13
-12
-12
-12
-11
-11
-11
-11
-11
-12
-12
-13
-13
-15
-14
-14
-14
-15
-15
-15
-15

Dew Point (°C)

-9
-9
-9
-9
-8
-8
-8
-8
-8
-7
-7
-7
-7
-8
-9
-9
-10
-10
-10
-11
-12
-11
-11
-11

Relative Humidity (%)

90
90
92
90
92
92
92
92
90
90
92
90
92
92
89
87
87
85
88
88
83
83
83
85

Pressure (mb)

1014
1012
1011
1011
1010
1009
1009
1008
1007
1007
1006
1006
1006
1006
1007
1007
1007
1009
1010
1010
1011
1012
1012
1012

Ozone (du)

407
413
411
412
424
427
426
428
430
438
441
449
455
447
443
450
468
470
463
467
467
463
460
462

Thursday 22

Waxing Crescent 17%

09:54

21:34

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:43, Set: 17:07, Transit: 12:26. Moon - Rise: 09:54, Set: 21:34. Civil Dark: 17:39 - 07:11. Nautical Dark: 18:15 - 06:35. Astro Dark: 18:50 - 06:00

Total Clouds (% Sky Obscured)

99
100
99
97
100
97
92
74
79
76
63
91
94
100
100
100
100
100
100
89
65
68
50
87

Low Clouds (% Sky Obscured)

96
100
98
96
100
93
84
69
77
68
51
83
87
100
100
100
100
100
100
75
33
33
5
74

Medium Clouds (% Sky Obscured)

51
65
36
29
72
41
19
2
25
38
37
57
32
67
67
67
60
60
65
47
17
0
1
0

High Clouds (% Sky Obscured)

0
0
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)

0
0
0
0
0
1
1
0
0
0
0
3
8
8
4
9
8
1
1
8
9
2
0
1

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

50
51
49
49
49
50
47
43
46
50
30
11
11
9
9
9
19
20
10
10
11
17
15
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-9
-10
-10
-11
-11
-12
-12
-13
-15
-16
-17
-17
-18
-19
-19
-20
-20
-20
-21
-21
-21
-20
-20
-20

Feels Like (°C)

-15
-15
-15
-16
-17
-18
-19
-19
-19
-21
-21
-22
-23
-24
-24
-25
-25
-26
-26
-26
-26
-26
-26
-27

Dew Point (°C)

-11
-11
-12
-13
-13
-14
-15
-15
-16
-18
-18
-20
-21
-21
-22
-22
-23
-23
-24
-24
-24
-24
-23
-24

Relative Humidity (%)

85
87
86
85
86
83
81
84
88
84
85
80
75
78
78
78
74
75
76
74
70
68
75
66

Pressure (mb)

1012
1013
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1020
1021
1022
1022
1023
1024
1025

Ozone (du)

458
452
452
443
430
420
405
406
406
400
398
395
396
393
396
395
392
394
391
400
417
446
455
458

Friday 23

Waxing Crescent 26%

10:12

22:47

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 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK

Sun - Rise: 07:42, Set: 17:08, Transit: 12:26. Moon - Rise: 10:12, Set: 22:47. Civil Dark: 17:40 - 07:10. Nautical Dark: 18:16 - 06:34. Astro Dark: 18:52 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
100
93
92
91
90
85
72
53
36
19
1
2
5
2
1
1
1
1
0
1
23

Low Clouds (% Sky Obscured)

98
100
100
100
90
87
88
88
83
72
53
36
19
0
0
1
0
0
0
0
0
0
0
21

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
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)

1
2
6
4
2
2
2
4
6
7
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 (%)

18
15
8
9
9
3
6
6
0
4
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)

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

Chance of Frost

Temperature (°C)

-20
-21
-22
-23
-23
-24
-25
-26
-26
-27
-28
-28
-29
-30
-31
-31
-32
-32
-32
-30
-28
-26
-24
-22

Feels Like (°C)

-27
-27
-28
-29
-29
-30
-31
-31
-32
-33
-32
-32
-32
-33
-34
-34
-34
-35
-34
-32
-31
-29
-28
-26

Dew Point (°C)

-25
-25
-26
-27
-27
-28
-29
-29
-30
-31
-31
-32
-33
-34
-34
-35
-35
-36
-36
-34
-32
-31
-29
-27

Relative Humidity (%)

65
68
64
65
67
67
67
67
67
67
67
69
69
69
69
68
68
68
68
68
63
59
59
63

Pressure (mb)

1026
1026
1028
1029
1030
1031
1033
1033
1034
1035
1036
1037
1038
1038
1039
1039
1040
1041
1042
1041
1041
1041
1040
1039

Ozone (du)

460
454
449
448
444
439
436
434
436
427
408
393
391
390
372
361
352
336
334
335
339
341
341
345

Saturday 24

Waxing Crescent 36%

10:33

00:03

14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
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

Sun - Rise: 07:41, Set: 17:09, Transit: 12:26. Moon - Rise: 10:33, Set: 00:03. Civil Dark: 17:42 - 07:09. Nautical Dark: 18:18 - 06:33. Astro Dark: 18:53 - 05:58

Total Clouds (% Sky Obscured)

45
64
44
23
0
1
3
4
10
10
10
33
61
90
92
94
97
98
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

42
63
44
21
0
1
3
4
10
10
10
15
15
15
32
49
68
73
60
40
31
17
3
17

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
2
2
20
14
28
50
41
55
55
55
58
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
25
51
77
89
88
86
90
95
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
6
3
2
2
2
3
3
3
3
3
3
3
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

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
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)

9
9
7
5
4
3
3
3
3
2
1
1
1
2
2
2
2
2
2
2
3
3
3
3

Chance of Frost

Temperature (°C)

-21
-21
-21
-22
-25
-26
-27
-27
-27
-28
-28
-28
-28
-28
-28
-28
-28
-27
-27
-25
-23
-21
-20
-19

Feels Like (°C)

-27
-27
-26
-27
-28
-28
-29
-30
-31
-32
-31
-31
-32
-32
-32
-32
-32
-31
-31
-28
-27
-25
-24
-23

Dew Point (°C)

-26
-26
-25
-26
-28
-29
-30
-30
-31
-31
-31
-31
-31
-31
-31
-31
-31
-30
-30
-27
-26
-24
-23
-22

Relative Humidity (%)

63
63
70
72
74
73
73
72
72
72
72
72
72
73
72
73
74
75
76
76
73
71
73
73

Pressure (mb)

1039
1039
1039
1040
1041
1041
1042
1042
1042
1042
1041
1041
1041
1041
1041
1040
1040
1040
1039
1038
1037
1036
1035
1034

Ozone (du)

342
341
336
336
335
336
336
335
334
328
330
331
333
332
332
328
325
324
331
331
330
328
327
326

Sunday 25

First Quarter 47%

10:58

01:21

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:40, Set: 17:11, Transit: 12:26. Moon - Rise: 10:58, Set: 01:21. Civil Dark: 17:43 - 07:08. Nautical Dark: 18:19 - 06:32. Astro Dark: 18:54 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
95
91
91
92
94
91

Low Clouds (% Sky Obscured)

10
10
10
9
6
2
1
0
27
53
79
78
79
82
80
79
78
78
78
78
79
81
84
80

Medium Clouds (% Sky Obscured)

100
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
87
80
79
78
79
63

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
98
97
62
31
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
7
4
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
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
9
10
7
21
26
26
24
23
19
19
19
18
14
12
9
12

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

Chance of Frost

Temperature (°C)

-18
-17
-17
-18
-19
-20
-20
-21
-21
-21
-22
-22
-22
-22
-22
-22
-22
-22
-21
-19
-17
-16
-14
-13

Feels Like (°C)

-22
-21
-21
-22
-23
-24
-24
-23
-23
-23
-23
-23
-26
-26
-26
-26
-26
-26
-26
-27
-26
-25
-24
-23

Dew Point (°C)

-22
-21
-20
-20
-21
-22
-22
-23
-24
-24
-24
-24
-24
-24
-25
-25
-25
-25
-24
-23
-21
-19
-18
-16

Relative Humidity (%)

70
71
75
84
84
83
80
79
79
79
78
77
78
78
77
77
77
75
73
73
72
74
75
78

Pressure (mb)

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

Ozone (du)

323
320
319
319
321
323
324
325
326
328
329
331
335
339
342
343
344
344
350
356
361
367
373
379

Monday 26

Waxing Gibbous 59%

11:31

02:43

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:39, Set: 17:12, Transit: 12:26. Moon - Rise: 11:31, Set: 02:43. Civil Dark: 17:44 - 07:07. Nautical Dark: 18:20 - 06:31. Astro Dark: 18:55 - 05:56

Total Clouds (% Sky Obscured)

89
86
85
86
83
85
87
89
92
94
99
97
96
94
95
95
96
92
88
83
85
91
95
96

Low Clouds (% Sky Obscured)

76
74
74
74
74
78
80
83
81
81
78
77
76
76
82
88
93
89
86
81
83
84
85
87

Medium Clouds (% Sky Obscured)

46
25
19
13
5
19
32
40
54
74
94
86
79
72
59
46
36
44
48
49
57
71
80
82

High Clouds (% Sky Obscured)

0
0
1
1
2
2
0
0
6
12
8
4
3
1
2
3
5
6
8
33
46
73
62
36

ISS Passover

Visibility (miles)

2
2
2
2
2
2
2
1
1
2
2
2
2
1
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
17
16
14
11
11
9
8
11
13
15
18
21
24
27
28
30
32
32
31
32
32
31
32

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
6
7
6
5
5
5
5
6
6
6
7
7
7
7
9
11
13
13
14
14
14
15
15

Chance of Frost

Temperature (°C)

-13
-13
-13
-15
-17
-19
-19
-19
-19
-19
-18
-18
-17
-16
-15
-14
-13
-12
-11
-10
-9
-9
-9
-8

Feels Like (°C)

-17
-17
-17
-16
-16
-15
-23
-23
-23
-24
-24
-24
-22
-22
-22
-22
-22
-22
-16
-17
-16
-17
-17
-16

Dew Point (°C)

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

Relative Humidity (%)

79
79
81
82
83
83
84
85
84
85
86
85
85
86
88
86
84
85
85
86
87
87
85
85

Pressure (mb)

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

Ozone (du)

379
378
377
378
379
379
385
390
395
388
381
375
371
368
364
362
360
358
356
354
352
350
349
348

Tuesday 27

Waxing Gibbous 71%

12:15

04:03

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:38, Set: 17:14, Transit: 12:27. Moon - Rise: 12:15, Set: 04:03. Civil Dark: 17:46 - 07:06. Nautical Dark: 18:21 - 06:30. Astro Dark: 18:56 - 05:56

Total Clouds (% Sky Obscured)

98
98
99
100
100
100
100
99
100
100
100

Low Clouds (% Sky Obscured)

87
88
88
89
90
89
88
91
94
97
98

Medium Clouds (% Sky Obscured)

85
89
93
95
96
81
65
50
48
46
47

High Clouds (% Sky Obscured)

19
5
3
3
3
5
6
5
20
35
50

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
1
1
1

Fog (%)

0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

34
38
39
40
41
41
39
36
32
28
24

Precipitation Amount (mm)

0
0
0
0.1
0.1
0.1
0.1
0
0
0
0

Wind Speed/Direction (mph)

14
13
13
12
11
10
8
7
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-14
-14
-15
-15
-15
-15
-15
-15
-14
-15

Dew Point (°C)

-9
-10
-10
-10
-10
-9
-10
-11
-12
-12
-13

Relative Humidity (%)

87
87
87
88
90
92
88
88
87
86
86

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015

Ozone (du)

347
347
346
345
345
344
347
351
354
354
354

Forecast for Algonquin Park, Canada (45.58,-78.51)

Generated: 21/01/26 14:31:41. Forecast: 21/01/26 to 27/01/26. Timezone: UTC-5.00