Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 1

Full Moon 100%

No Rise

05:38

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
17 Bad
18 Bad
19 Bad
20 OK

Sun - Rise: 05:40, Set: 20:01, Transit: 12:51. Moon - Rise: No Rise, Set: 05:38. Civil Dark: 20:34 - 05:07. Nautical Dark: 21:13 - 04:27. Astro Dark: 21:58 - 03:41

Total Clouds (% Sky Obscured)

64
61
63
100
100
100
100
100
100
99
97
94
100
94
100
100
100
100
98
85
70
80
75
33

Low Clouds (% Sky Obscured)

2
28
57
63
95
71
69
87
90
91
93
87
96
81
82
72
66
71
54
48
43
53
35
4

Medium Clouds (% Sky Obscured)

40
51
63
98
100
100
100
100
98
97
90
77
60
46
90
90
85
75
75
75
26
37
30
21

High Clouds (% Sky Obscured)

3
15
3
17
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
9
9
9
5
5
1
0
0
0
0
2
5
3
6
9
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
3
8
39
56
60
60
60
64
72
59
55
53
67
75
79
86
65
42
36
26
17
4

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0.3
0.3
0.4
0.5
0.4
0.3
0.3
0.5
0.6
0.7
1
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
5
4
2
2
2
2
2
2
2
2
2
3
4
5
5
5
5
4
6
6
6
7
4

Dew Point (°C)

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

Relative Humidity (%)

62
65
67
66
63
65
72
82
91
94
96
96
96
96
94
91
88
91
90
75
65
65
75
83

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1012

Ozone (du)

402
400
402
407
407
405
407
404
401
404
408
409
406
403
402
406
409
408
407
405
401
397
400
399

Saturday 2

Waning Gibbous 98%

21:35

06:08

21 Bad
22 Bad
23 OK
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 Bad
06 OK
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 OK
20 OK

Sun - Rise: 05:39, Set: 20:03, Transit: 12:51. Moon - Rise: 21:35, Set: 06:08. Civil Dark: 20:35 - 05:06. Nautical Dark: 21:15 - 04:25. Astro Dark: 22:00 - 03:39

Total Clouds (% Sky Obscured)

41
43
35
53
51
38
32
35
37
36
78
80
92
90
91
98
90
76
97
89
91
19
40
30

Low Clouds (% Sky Obscured)

13
21
7
13
26
19
20
21
24
36
66
64
52
50
46
53
37
43
56
33
40
1
7
4

Medium Clouds (% Sky Obscured)

32
33
35
46
48
38
32
35
37
36
31
31
31
43
33
55
28
46
35
18
27
13
6
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
8
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 (%)

6
3
2
4
1
1
3
2
2
1
4
15
39
37
29
15
4
2
3
1
0
1
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
4
5
6
5
5
6
6
5
5
6
8
8
9
10
11
11
12
12
12
11
9
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
91
91
91
91
93
93
94
88
80
70
66
61
53
45
48
44
47
49
54
60
66

Pressure (mb)

1012
1012
1012
1011
1011
1011
1010
1010
1010
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1008
1008
1008
1008
1009

Ozone (du)

400
405
408
412
410
411
414
416
416
411
406
402
401
400
402
403
401
400
397
392
390
392
394
395

Sunday 3

Waning Gibbous 94%

22:39

06:47

21 OK
22 OK
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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:37, Set: 20:04, Transit: 12:51. Moon - Rise: 22:39, Set: 06:47. Civil Dark: 20:37 - 05:04. Nautical Dark: 21:16 - 04:23. Astro Dark: 22:02 - 03:37

Total Clouds (% Sky Obscured)

24
47
93
98
93
100
99
92
96
99
97
100
95
96
91
100
95
96
99
93
99
98
100
100

Low Clouds (% Sky Obscured)

2
6
35
27
55
91
95
82
79
70
79
78
80
81
66
64
42
44
46
49
45
34
10
23

Medium Clouds (% Sky Obscured)

13
21
88
96
75
100
96
85
89
69
35
26
31
32
34
67
56
68
74
80
80
72
67
100

High Clouds (% Sky Obscured)

4
9
2
1
5
2
4
5
1
1
10
99
44
56
51
57
13
12
36
51
93
92
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
4
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
7
31
58
69
74
68
48
59
49
29
20
7
13
9
23
28
31
28
30
29
28
29

Precipitation Amount (mm)

0
0
0
0
0.3
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
4
4
5
4
5
5
6
7
7
8
9
10
10
11
12
13
14
15
15
16
16
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
71
72
82
85
91
93
91
88
84
85
85
87
85
84
81
79
69
68
69
63
67
75
84

Pressure (mb)

1009
1009
1009
1008
1008
1007
1006
1006
1005
1005
1005
1005
1006
1005
1005
1005
1005
1004
1004
1003
1003
1003
1003
1003

Ozone (du)

393
395
400
400
405
407
405
406
404
401
401
404
405
408
409
411
412
412
410
406
403
400
396
395

Monday 4

Waning Gibbous 89%

23:37

07:33

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:36, Set: 20:05, Transit: 12:50. Moon - Rise: 23:37, Set: 07:33. Civil Dark: 20:38 - 05:03. Nautical Dark: 21:18 - 04:21. Astro Dark: 22:04 - 03:34

Total Clouds (% Sky Obscured)

100
100
91
88
48
89
90
68
78
93
96
98
99
100
99
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
0
0
0
0
0
31
35
3
38
96
97
97
97
93
88
88
89
65
24
25
27
37
42

Medium Clouds (% Sky Obscured)

100
65
50
42
29
33
34
35
40
66
73
54
33
92
46
26
44
90
39
50
57
51
56
98

High Clouds (% Sky Obscured)

100
100
83
66
47
37
27
16
25
33
44
64
81
98
72
86
100
100
100
100
100
100
100
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
2
5
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
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

31
34
43
45
35
28
18
3
6
16
38
95
93
95
49
37
41
45
52
61
55
50
46
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.8
0.7
0.9
0
0
0
0
0.3
0.5
0.3
0.2
0
0

Wind Speed/Direction (mph)

8
6
5
5
5
5
6
7
8
9
10
10
9
9
11
10
10
11
10
10
9
8
6
5

Chance of Frost

Temperature (°C)

12
11
11
10
9
9
9
10
10
11
12
13
14
14
14
15
15
17
17
18
17
16
14
13

Feels Like (°C)

10
9
8
7
6
8
7
8
7
7
8
10
12
12
11
11
12
13
13
13
15
13
12
10

Dew Point (°C)

9
9
9
8
8
8
8
8
8
8
9
10
12
13
13
11
11
10
9
7
8
8
8
7

Relative Humidity (%)

81
86
85
90
91
93
90
83
84
85
86
83
89
92
93
80
74
62
57
50
54
57
64
68

Pressure (mb)

1003
1003
1003
1003
1002
1002
1002
1001
1001
1001
1002
1002
1002
1003
1004
1004
1004
1004
1004
1005
1005
1006
1006
1007

Ozone (du)

395
395
393
392
392
393
391
389
387
388
388
391
393
393
394
394
395
394
391
389
390
388
387
387

Tuesday 5

Waning Gibbous 82%

00:27

08:29

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:34, Set: 20:06, Transit: 12:50. Moon - Rise: 00:27, Set: 08:29. Civil Dark: 20:39 - 05:01. Nautical Dark: 21:19 - 04:20. Astro Dark: 22:06 - 03:32

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

51
57
76
80
83
88
92
97
98
99
100
97
94
92
95
95
95
93
91
87
82
77
73
78

Medium Clouds (% Sky Obscured)

97
96
98
99
100
100
100
100
100
100
100
100
100
100
98
95
92
87
83
80
78
74
68
77

High Clouds (% Sky Obscured)

93
90
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
97
95
97

ISS Passover

Visibility (miles)

9
9
9
9
6
5
9
2
2
1
0
0
2
3
4
6
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

38
36
68
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
89
87
84
80
68

Precipitation Amount (mm)

0
0
0
0.5
1.2
1.2
1.8
1.7
1.2
1.5
1.1
1.9
1.9
1.7
2
1.8
1
0.7
0.6
0.5
0.5
0.5
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
11
11
11
10
10
10
9
9
9
9
9
8
8
9
10
11
12
12
12
11
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
66
67
72
84
91
93
96
100
100
98
98
98
98
96
91
88
83
81
79
77
79
80
80

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1006
1005
1005
1004
1004
1005
1006
1006
1007
1007
1007
1007
1007
1008
1008
1008
1008

Ozone (du)

387
389
388
387
386
385
382
382
384
383
380
378
381
384
387
387
386
386
388
390
392
393
395
397

Wednesday 6

Waning Gibbous 74%

01:07

09:32

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
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 05:33, Set: 20:08, Transit: 12:50. Moon - Rise: 01:07, Set: 09:32. Civil Dark: 20:41 - 05:00. Nautical Dark: 21:21 - 04:18. Astro Dark: 22:08 - 03:30

Total Clouds (% Sky Obscured)

100
100
99
97
93
95
96
97
98
99
100
99
98
98
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
89
93
96
93
89
75
57
67
80
92
92
91
92
95
97
100
100
100
100
97
95
93
95

Medium Clouds (% Sky Obscured)

83
89
87
84
80
76
74
76
84
92
100
97
94
91
90
87
90
97
97
96
96
97
100
96

High Clouds (% Sky Obscured)

100
100
67
33
15
41
78
92
67
35
2
2
2
1
0
0
3
5
2
0
4
8
17
21

ISS Passover

Visibility (miles)

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

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

Very Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

55
41
33
24
6
64
95
95
95
95
95
95
87
58
65
70
74
82
88
95
95
95
95
95

Precipitation Amount (mm)

0.2
0
0
0
0
0.3
0.6
1.1
1.4
1.3
1.2
0.8
0.5
0
0.3
0.3
0.4
0.5
0.6
0.7
0.8
0.8
0.9
1.1

Wind Speed/Direction (mph)

2
3
3
2
1
2
2
3
4
3
3
4
4
4
5
4
3
3
3
3
3
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
90
94
93
91
91
91
93
93
91
91
91
88
85
83
85
90
93
93
95
96
96
96
96

Pressure (mb)

1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1004
1004
1003
1003
1002
1002
1001
1000
999
999
998

Ozone (du)

396
396
396
395
393
392
390
389
387
392
398
403
403
402
402
398
394
389
393
397
401
401
402
402

Thursday 7

Waning Gibbous 64%

01:40

10:39

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: 05:32, Set: 20:09, Transit: 12:50. Moon - Rise: 01:40, Set: 10:39. Civil Dark: 20:42 - 04:58. Nautical Dark: 21:23 - 04:16. Astro Dark: 22:11 - 03:28

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

98
100
96
91
83
88
93
98
94
90
88
89
90
90
84
78
73

Medium Clouds (% Sky Obscured)

91
84
90
94
97
100
100
100
99
93
84
86
91
95
98
99
100

High Clouds (% Sky Obscured)

30
51
31
16
0
9
10
34
41
79
94
95
95
95
95
95
95

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
91
80
70
58
53
53
57

Precipitation Amount (mm)

1.2
1.4
1.3
1.3
1.4
1.4
1.5
1.4
1.2
0.9
0.5
0.4
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

7
8
10
11
11
12
12
12
13
14
16
16
16
17
18
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
4
4
4
1
0
0
-0
-0
-0
-3
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
96
94
94
94
94
93
93
91
89
85
83
75
70

Pressure (mb)

997
996
995
994
993
992
991
991
990
990
991
991
991
992
992
993
994

Ozone (du)

407
412
417
423
430
436
438
440
442
439
435
432
432
431
430
427
423

Forecast for Hemmingford, Montérégie, Canada (45.05,-73.58)

Generated: 01/05/26 21:08:18. Forecast: 01/05/26 to 07/05/26. Timezone: UTC-4.00