Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 2

Waning Gibbous 99%

20:24

06:47

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:29, Set: 19:24, Transit: 12:57. Moon - Rise: 20:24, Set: 06:47. Civil Dark: 19:53 - 05:59. Nautical Dark: 20:29 - 05:23. Astro Dark: 21:06 - 04:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
81
93
92
93
85

Low Clouds (% Sky Obscured)

67
91
100
99
100
100
100
100
91
89
77
76
79
91
86
84
72
88
78
67
83
81
77
71

Medium Clouds (% Sky Obscured)

99
100
100
100
100
93
100
100
94
100
100
64
100
100
97
100
100
98
59
63
64
66
57
46

High Clouds (% Sky Obscured)

53
45
80
100
100
100
100
100
100
100
100
100
100
100
100
88
100
20
0
0
0
0
0
4

ISS Passover

Visibility (miles)

9
9
9
5
7
6
9
9
9
9
9
9
9
9
6
6
6
9
9
9
6
3
5
3

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

33
95
95
95
95
55
37
75
32
89
82
57
56
95
79
70
69
86
33
18
45
57
23
31

Precipitation Amount (mm)

0
0.5
0.6
1
1.2
0.3
0
0.4
0
0.6
0.4
0
0
1.1
0.3
0.3
0.3
0.7
0
0
0
0.4
0
0

Wind Speed/Direction (mph)

6
5
4
7
12
15
17
18
19
20
20
20
19
19
18
18
18
18
18
16
13
11
10
9

Chance of Frost

Temperature (°C)

6
5
4
4
3
3
3
3
3
3
3
4
4
4
4
5
5
6
8
10
13
14
13
14

Feels Like (°C)

2
1
-0
-0
-2
-3
-4
-3
-4
-4
-5
-4
-3
-3
-3
-3
-2
-1
1
4
10
11
11
12

Dew Point (°C)

-1
2
2
2
2
2
1
1
0
0
1
2
2
3
3
4
4
5
6
7
9
10
12
13

Relative Humidity (%)

62
80
85
89
88
89
89
85
80
80
83
86
88
89
91
94
93
91
87
82
74
78
89
89

Pressure (mb)

1030
1029
1029
1029
1029
1028
1026
1025
1024
1022
1021
1020
1019
1018
1018
1017
1016
1015
1015
1014
1013
1012
1012
1012

Ozone (du)

340
339
337
337
338
338
339
340
339
339
340
340
341
343
345
347
348
354
356
358
358
357
355
354

Friday 3

Waning Gibbous 95%

21:33

07:09

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:27, Set: 19:25, Transit: 12:57. Moon - Rise: 21:33, Set: 07:09. Civil Dark: 19:55 - 05:57. Nautical Dark: 20:30 - 05:21. Astro Dark: 21:08 - 04:44

Total Clouds (% Sky Obscured)

94
74
71
94
83
85
96
100
100
100
100
100
63
100
96
75
92
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
70
70
85
79
84
93
100
100
99
100
100
63
81
82
75
72
79
91
81
75
49
41
12

Medium Clouds (% Sky Obscured)

43
40
35
7
3
3
0
0
0
0
0
0
0
0
0
0
0
0
22
89
100
100
98
100

High Clouds (% Sky Obscured)

4
4
5
26
43
15
60
53
36
42
34
16
31
82
55
45
88
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
8
7
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
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 (%)

35
48
34
30
13
4
7
7
7
2
2
3
2
0
0
0
0
0
0
0
0
0
1
45

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
10
10
14
14
15
13
13
14
12
10
9
9
8
8
7
7
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

18
17
17
16
15
12
10
9
8
6
5
5
4
3
2
2
2
3
4
5
6
7
8
9

Feels Like (°C)

15
15
14
14
10
8
5
4
3
1
0
-1
-1
-1
-2
-2
-1
-1
0
2
3
3
5
4

Dew Point (°C)

13
14
13
13
11
9
6
5
5
4
2
1
0
-1
-2
-3
-3
-3
-2
-2
-1
-1
0
1

Relative Humidity (%)

73
79
78
83
76
77
74
73
79
84
80
75
75
77
78
73
69
65
64
61
59
57
56
58

Pressure (mb)

1011
1011
1012
1012
1014
1016
1017
1018
1020
1021
1022
1023
1024
1025
1027
1027
1028
1028
1027
1026
1025
1024
1023
1022

Ozone (du)

353
355
361
357
352
349
348
351
352
352
347
345
343
344
345
344
348
350
349
350
346
346
348
347

Saturday 4

Waning Gibbous 90%

22:41

07:35

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:25, Set: 19:26, Transit: 12:56. Moon - Rise: 22:41, Set: 07:35. Civil Dark: 19:56 - 05:55. Nautical Dark: 20:32 - 05:19. Astro Dark: 21:09 - 04:42

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
98
92
95

Low Clouds (% Sky Obscured)

88
85
78
69
62
56
63
67
76
81
97
89
99
90
91
74
100
100
100
100
73
91
90
91

Medium Clouds (% Sky Obscured)

100
100
90
65
37
45
100
100
100
100
100
100
100
100
100
100
100
100
100
61
24
27
53
80

High Clouds (% Sky Obscured)

89
100
100
100
100
98
100
100
100
98
100
100
100
100
100
100
100
100
100
100
100
17
28
25

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
94
95
67
47
48
58
95
72
66
80
95
95
95
95
79
53
74
49
36
27
30
29

Precipitation Amount (mm)

1.4
1.7
0.6
1.2
0.3
0
0
0
0.9
0
0
0.3
0.8
1.4
1.4
0.6
0.4
0
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
10
20
24
24
26
26
25
24
22
18
12
7
7
9
6
7
10
13
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
78
87
93
85
81
78
79
82
85
88
87
88
91
91
94
93
90
90
91
68
57
66
59

Pressure (mb)

1020
1019
1017
1016
1014
1013
1011
1010
1009
1007
1006
1005
1005
1005
1005
1005
1004
1004
1004
1004
1005
1004
1005
1005

Ozone (du)

343
341
339
339
340
338
339
336
336
335
332
334
333
333
338
340
343
347
355
357
353
356
361
364

Sunday 5

Waning Gibbous 84%

23:47

08:08

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:23, Set: 19:27, Transit: 12:56. Moon - Rise: 23:47, Set: 08:08. Civil Dark: 19:57 - 05:53. Nautical Dark: 20:33 - 05:17. Astro Dark: 21:11 - 04:39

Total Clouds (% Sky Obscured)

100
100
100
99
97
96
94
95
95
86
79
92
96
97
97
83
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

96
97
99
95
93
91
91
94
94
81
70
75
62
17
29
29
84
98
98
97
97
92
86
82

Medium Clouds (% Sky Obscured)

80
70
65
63
56
45
42
45
42
42
37
68
76
35
20
35
50
91
92
97
100
100
100
100

High Clouds (% Sky Obscured)

24
14
0
0
0
0
0
0
0
0
0
0
0
0
5
6
10
13
18
12
6
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
3
3
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
31
24
36
33
35
31
26
30
31
36
25
19
17
13
17
17
15
22
10
10
10
9
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
12
12
12
12
13
13
13
13
13
13
13
13
13
14
15
15
15
15
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
65
67
75
65
67
71
80
80
88
91
91
81
81
83
78
69
58
51
47
47
42
39
37

Pressure (mb)

1005
1006
1006
1007
1007
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

367
368
367
370
372
372
373
374
376
376
379
384
393
399
405
409
412
416
415
416
417
418
419
421

Monday 6

Waning Gibbous 76%

00:49

08:49

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

Sun - Rise: 06:21, Set: 19:29, Transit: 12:56. Moon - Rise: 00:49, Set: 08:49. Civil Dark: 19:59 - 05:51. Nautical Dark: 20:35 - 05:15. Astro Dark: 21:13 - 04:37

Total Clouds (% Sky Obscured)

100
100
100
99
97
99
99
99
99
92
75
29
33
35
72
81
90
100
100
100
100
100
98
94

Low Clouds (% Sky Obscured)

63
57
23
33
29
24
20
14
14
17
18
12
29
35
67
71
75
79
88
88
88
81
68
47

Medium Clouds (% Sky Obscured)

100
100
100
98
82
93
96
97
94
71
25
20
23
24
24
45
67
90
70
42
18
9
5
0

High Clouds (% Sky Obscured)

4
9
12
8
4
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
9
9
9
9
9
9
9
4
3
2
1
1
2
3
5
7

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
Snow
Snow
None
None

Precipitation Probability (%)

6
8
6
6
4
4
4
4
6
6
7
6
4
6
13
24
27
31
30
31
36
32
25
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
13
12
11
9
8
7
6
6
6
5
5
5
6
6
7
8
9
10
10
11
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-6
-5
-4
-4
-4
-4
-4
-5
-6
-6
-5
-5
-5
-5
-5
-5
-4
-6
-8
-10
-11
-12

Relative Humidity (%)

37
41
50
62
67
74
75
77
77
75
72
76
81
84
82
75
75
75
75
61
51
42
41
38

Pressure (mb)

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

Ozone (du)

422
422
424
424
422
421
420
422
424
424
426
427
425
423
422
426
429
433
437
441
445
449
451
453

Tuesday 7

Waning Gibbous 67%

01:45

09:39

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

Sun - Rise: 06:20, Set: 19:30, Transit: 12:55. Moon - Rise: 01:45, Set: 09:39. Civil Dark: 20:00 - 05:50. Nautical Dark: 20:36 - 05:13. Astro Dark: 21:14 - 04:35

Total Clouds (% Sky Obscured)

77
68
62
44
24
4
3
3
4
6
8
11
7
4
1
2
3
4
6
9
6
5
4
6

Low Clouds (% Sky Obscured)

36
13
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
5
10
7
4
1
2
2
3
5
7
6
3
4
6

High Clouds (% Sky Obscured)

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

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
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 (%)

7
5
0
0
0
0
0
0
0
1
1
0
1
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)

14
13
12
10
10
9
8
7
5
4
3
3
4
4
5
5
5
6
7
7
7
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-13
-13
-14
-14
-13
-13
-13
-13
-14
-14
-15
-15
-15
-16
-16
-16
-17
-17
-16
-15
-14
-13
-12

Relative Humidity (%)

37
37
38
40
43
45
49
49
51
51
50
49
48
44
41
37
33
29
26
25
25
24
27
29

Pressure (mb)

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

Ozone (du)

455
454
453
452
449
446
444
443
443
442
439
436
433
429
425
421
416
411
406
404
403
401
398
395

Wednesday 8

Waning Gibbous 57%

02:32

10:38

17 OK
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: 06:18, Set: 19:31, Transit: 12:55. Moon - Rise: 02:32, Set: 10:38. Civil Dark: 20:01 - 05:48. Nautical Dark: 20:38 - 05:11. Astro Dark: 21:16 - 04:33

Total Clouds (% Sky Obscured)

28
51
73
65
71
77
66
77
91
94
97
98
93
91
91
91
92
94
90
92
96

Low Clouds (% Sky Obscured)

20
32
48
32
17
1
8
15
14
17
21
20
30
35
40
47
49
51
49
52
45

Medium Clouds (% Sky Obscured)

16
23
30
44
52
65
56
65
83
87
92
96
93
91
89
89
90
91
88
88
96

High Clouds (% Sky Obscured)

14
27
42
33
26
25
22
21
21
18
12
9
27
52
71
81
87
94
90
92
95

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

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
1
6
7
12
13
13
6
11
11
5
7
7
4
7
7
4
16
17
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
2
0
-2
-1
-1
-1
-1
-1
0
0
1
1
2
2
2
4
6
8
9
9

Feels Like (°C)

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

Dew Point (°C)

-12
-11
-11
-10
-9
-9
-8
-8
-8
-8
-7
-7
-7
-6
-6
-5
-4
-4
-3
-1
1

Relative Humidity (%)

32
38
43
51
54
57
62
60
59
57
57
56
55
56
59
60
55
52
47
52
57

Pressure (mb)

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

Ozone (du)

393
392
392
392
388
384
381
377
373
369
369
369
368
369
370
371
371
370
370
369
368

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

Generated: 02/04/26 17:51:35. Forecast: 02/04/26 to 08/04/26. Timezone: UTC-4.00