Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

First Quarter 49%

11:03

02:19

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

Sun - Rise: 05:54, Set: 19:50, Transit: 12:52. Moon - Rise: 11:03, Set: 02:19. Civil Dark: 20:22 - 05:22. Nautical Dark: 21:00 - 04:43. Astro Dark: 21:43 - 04:01

Total Clouds (% Sky Obscured)

68
81
86
69
58
60
55
6
8
11
14
15
17
15
46
46
57
50
40
12
10
3
7
2

Low Clouds (% Sky Obscured)

30
25
24
28
30
35
35
2
7
11
14
15
17
15
38
39
35
30
19
12
10
1
7
1

Medium Clouds (% Sky Obscured)

68
81
51
34
6
0
0
0
0
0
0
0
0
0
15
0
5
0
9
5
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

8
8
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

Very Light Rain
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 (%)

43
9
4
14
4
7
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
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
6
10
7
7
8
9
10
11
11
12
12
12
13
14
14
12
10
7
6
6
7
6
5

Chance of Frost

Temperature (°C)

6
6
6
5
5
5
5
6
8
9
10
11
12
12
12
12
11
10
8
6
5
4
3
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
94
82
79
69
56
50
45
39
34
33
33
35
41
44
50
55
57
57
63
69

Pressure (mb)

1013
1013
1014
1015
1015
1016
1016
1016
1016
1016
1015
1014
1014
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015

Ozone (du)

402
400
397
394
392
394
394
393
393
393
394
395
396
395
394
395
393
393
394
396
398
399
401
404

Friday 24

Waxing Gibbous 60%

12:21

02:53

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

Sun - Rise: 05:52, Set: 19:51, Transit: 12:52. Moon - Rise: 12:21, Set: 02:53. Civil Dark: 20:23 - 05:21. Nautical Dark: 21:02 - 04:42. Astro Dark: 21:45 - 03:59

Total Clouds (% Sky Obscured)

11
8
14
14
9
8
16
14
23
59
37
42
72
74
69
61
5
5
6
5
1
0
0
4

Low Clouds (% Sky Obscured)

11
8
14
14
4
5
16
14
12
25
10
42
40
29
5
4
0
0
5
1
0
0
0
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
6
6
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)

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 (%)

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

Chance of Frost

Temperature (°C)

1
0
-1
-1
-1
0
3
5
6
8
9
10
11
12
12
12
11
10
7
6
5
4
4
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
75
77
78
81
73
62
57
53
51
46
43
40
38
38
39
43
54
64
68
70
72
71
69

Pressure (mb)

1015
1015
1015
1015
1015
1016
1016
1015
1015
1015
1014
1014
1013
1013
1012
1013
1013
1014
1015
1015
1016
1016
1016
1016

Ozone (du)

406
410
419
420
422
418
420
412
399
390
384
379
376
376
376
378
379
380
380
379
378
381
382
377

Saturday 25

Waxing Gibbous 71%

13:36

03:20

02 Good
03 Good
04 Good
05 OK
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 OK
01 OK

Sun - Rise: 05:51, Set: 19:53, Transit: 12:52. Moon - Rise: 13:36, Set: 03:20. Civil Dark: 20:24 - 05:19. Nautical Dark: 21:04 - 04:40. Astro Dark: 21:47 - 03:57

Total Clouds (% Sky Obscured)

4
2
3
19
50
60
63
72
69
100
100
99
100
100
100
100
100
100
100
100
73
52
43
33

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
40
48
41
58
43
59
50
65
70
80
80
73
52
23
0

High Clouds (% Sky Obscured)

0
0
3
17
50
45
55
72
69
100
100
98
100
100
100
100
100
100
100
100
68
52
43
33

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 (%)

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

Chance of Frost

Temperature (°C)

2
1
1
0
-1
1
4
6
8
10
11
12
13
13
13
13
13
12
10
9
8
6
6
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
77
83
87
89
77
67
59
52
48
44
42
40
40
40
42
48
59
67
69
70
74
78
79

Pressure (mb)

1016
1016
1016
1015
1016
1016
1016
1016
1016
1016
1015
1014
1014
1014
1013
1013
1014
1014
1014
1015
1015
1015
1016
1016

Ozone (du)

369
367
364
363
361
359
359
359
358
357
359
357
357
357
360
363
366
369
372
374
374
374
374
374

Sunday 26

Waxing Gibbous 80%

14:48

03:41

02 OK
03 OK
04 OK
05 OK
06 Bad
07 OK
08 OK
09 Bad
10 Bad
11 OK
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

Sun - Rise: 05:49, Set: 19:54, Transit: 12:51. Moon - Rise: 14:48, Set: 03:41. Civil Dark: 20:26 - 05:17. Nautical Dark: 21:05 - 04:38. Astro Dark: 21:49 - 03:54

Total Clouds (% Sky Obscured)

30
30
25
23
40
24
39
80
83
41
94
99
99
98
99
99
96
95
85
78
72
64
68
77

Low Clouds (% Sky Obscured)

11
20
24
16
33
11
19
60
57
7
87
97
98
98
98
96
94
93
85
76
70
64
60
42

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
20
33
50
41
55
50
42
30
17
16
16
17
18
12
5
14
21
24

High Clouds (% Sky Obscured)

30
20
0
9
17
24
39
74
83
41
94
95
61
43
25
4
1
0
2
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
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
0
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)

3
3
3
3
3
2
2
2
2
2
2
3
3
3
3
3
2
2
2
2
3
3
3
3

Chance of Frost

Temperature (°C)

4
3
2
2
2
4
6
8
10
12
13
13
13
13
13
13
13
12
11
10
9
9
8
8

Feels Like (°C)

3
2
1
0
1
2
5
7
7
10
12
10
10
9
10
10
11
9
8
8
7
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

79
80
83
86
89
80
67
60
56
52
48
47
48
48
49
48
54
62
62
61
63
64
64
66

Pressure (mb)

1017
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1021
1022
1022
1022

Ozone (du)

374
376
379
382
386
391
399
400
401
403
404
405
407
411
410
408
407
408
409
411
413
414
413
414

Monday 27

Waxing Gibbous 88%

15:58

04:00

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

Sun - Rise: 05:47, Set: 19:55, Transit: 12:51. Moon - Rise: 15:58, Set: 04:00. Civil Dark: 20:27 - 05:15. Nautical Dark: 21:07 - 04:36. Astro Dark: 21:51 - 03:52

Total Clouds (% Sky Obscured)

80
84
84
82
80
67
51
24
6
5
28
51
71
71
71
61
50
42
29
17
5
8
7
15

Low Clouds (% Sky Obscured)

44
40
43
33
22
12
10
5
0
0
2
7
38
41
36
34
26
9
5
0
0
0
0
0

Medium Clouds (% Sky Obscured)

20
17
11
9
7
3
2
1
0
0
0
0
30
27
24
27
30
39
29
16
2
1
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)

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 (%)

0
0
0
0
0
0
0
0
0
1
0
0
11
12
11
9
5
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
5
7
8
10
12
14
15
15
14
14
14
14
14
14
14
9
9
9
8
8

Dew Point (°C)

2
2
2
2
2
4
4
4
4
5
4
4
5
5
5
5
6
6
6
5
5
4
4
4

Relative Humidity (%)

69
69
70
70
71
71
65
60
56
51
48
46
46
47
48
50
56
63
71
73
75
78
79
81

Pressure (mb)

1022
1022
1023
1023
1024
1024
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

416
418
416
414
410
407
407
406
406
404
403
404
404
402
400
397
395
392
390
389
389
388
383
377

Tuesday 28

Waxing Gibbous 94%

17:05

04:17

02 OK
03 Bad
04 Bad
05 OK
06 OK
07 Good
08 Good
09 OK
10 OK
11 OK
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

Sun - Rise: 05:46, Set: 19:56, Transit: 12:51. Moon - Rise: 17:05, Set: 04:17. Civil Dark: 20:29 - 05:14. Nautical Dark: 21:08 - 04:34. Astro Dark: 21:53 - 03:50

Total Clouds (% Sky Obscured)

33
51
59
43
26
9
18
23
29
43
60
91
97
100
100
100
100
100
100
100
100
95
90
88

Low Clouds (% Sky Obscured)

0
8
38
39
23
7
5
2
1
0
0
0
0
0
0
6
28
43
52
66
65
75
75
80

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
6
9
32
54
66
58
54
60
75
85
88

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
5
8
18
29
39
49
59
64
76
89
100
100
100
100
94
90
88

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
6
7
8
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
23
39
51
54
57
62
79
94
95

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
0.4
0.6
0.8

Wind Speed/Direction (mph)

3
3
4
4
5
6
7
9
11
13
13
13
13
12
12
12
12
12
12
13
13
14
14
13

Chance of Frost

Temperature (°C)

6
6
6
6
7
8
9
11
13
15
16
17
18
17
17
16
14
12
10
10
9
9
9
9

Feels Like (°C)

7
5
5
4
4
4
4
8
8
7
8
9
9
13
12
12
12
11
11
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
79
78
74
73
66
60
54
51
49
45
48
50
54
62
73
85
85
87
87
88
91

Pressure (mb)

1023
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1018
1017
1017
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

371
368
364
361
358
356
354
353
352
350
350
349
349
347
346
344
345
345
346
347
347
348
351
354

Wednesday 29

Waxing Gibbous 98%

18:13

04:34

Sun - Rise: 05:44, Set: 19:58, Transit: 12:51. Moon - Rise: 18:13, Set: 04:34. Civil Dark: 20:30 - 05:12. Nautical Dark: 21:10 - 04:32. Astro Dark: 21:54 - 03:48

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 23/04/26 02:07:30. Forecast: 23/04/26 to 29/04/26. Timezone: UTC-4.00