Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Crescent 21%

01:01

15:55

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

Sun - Rise: 05:13, Set: 20:48, Transit: 13:00. Moon - Rise: 01:01, Set: 15:55. Civil Dark: 21:26 - 04:35. Nautical Dark: 22:17 - 03:44. Astro Dark: 23:25 - 02:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
89
63
57
46
40
15
19
12
5
1
18
21
21
60
85
84
28

Low Clouds (% Sky Obscured)

97
81
65
47
36
45
53
54
48
33
37
10
15
13
1
5
1
2
21
21
52
70
69
28

Medium Clouds (% Sky Obscured)

100
100
100
79
82
60
36
39
57
50
29
17
5
10
12
0
0
18
2
20
34
30
20
27

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
40
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
2

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

Precipitation Probability (%)

95
95
82
62
32
14
8
3
0
0
0
0
0
0
0
0
0
0
1
2
1
2
4
5

Precipitation Amount (mm)

0
0.4
0.4
0.3
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
4
4
4
2
2
3
3
4
4
4
5
4
4
4
5
6
6
6
6
7
8
9
9

Chance of Frost

Temperature (°C)

22
22
22
21
16
16
15
15
15
15
15
15
15
14
14
16
18
19
21
22
23
23
24
25

Feels Like (°C)

23
22
22
21
17
16
16
15
15
16
17
17
15
15
15
17
18
19
20
22
23
22
21
22

Dew Point (°C)

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

Relative Humidity (%)

80
79
74
76
83
89
90
90
95
96
96
96
96
98
93
85
69
58
50
44
40
37
48
48

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1010
1011
1011

Ozone (du)

315
312
315
314
317
317
317
322
327
330
330
333
333
332
332
332
332
334
336
338
342
343
342
341

Friday 10

Waning Crescent 12%

01:40

17:19

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

Sun - Rise: 05:14, Set: 20:47, Transit: 13:00. Moon - Rise: 01:40, Set: 17:19. Civil Dark: 21:25 - 04:36. Nautical Dark: 22:16 - 03:45. Astro Dark: 23:23 - 02:38

Total Clouds (% Sky Obscured)

68
99
91
94
86
74
25
1
5
50
40
48
64
50
50
56
50
48
73
40
70
77
83
72

Low Clouds (% Sky Obscured)

19
41
69
33
15
29
0
0
0
0
0
0
0
0
0
0
0
13
29
2
32
48
36
18

Medium Clouds (% Sky Obscured)

41
36
34
45
66
59
1
1
0
0
0
0
0
0
0
0
0
0
63
40
55
51
60
61

High Clouds (% Sky Obscured)

51
98
85
85
57
55
25
0
5
50
35
47
57
50
50
51
40
30
23
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 (%)

1
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)

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

Chance of Frost

Temperature (°C)

24
23
23
22
20
18
16
15
13
11
10
10
9
8
9
13
16
18
19
20
21
22
22
22

Feels Like (°C)

23
21
21
21
19
16
14
14
12
10
8
9
7
7
7
11
14
16
17
18
20
19
20
21

Dew Point (°C)

9
7
12
15
13
10
8
8
6
4
3
3
3
3
4
7
8
8
7
6
6
7
12
12

Relative Humidity (%)

37
35
49
61
63
61
60
61
63
64
62
64
67
69
72
69
61
52
46
40
37
39
51
53

Pressure (mb)

1011
1011
1011
1012
1012
1013
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1018
1018
1019
1018
1019
1019

Ozone (du)

339
340
342
344
346
348
348
347
347
347
348
350
356
359
360
361
363
363
364
366
368
371
369
370

Saturday 11

Waning Crescent 5%

02:33

18:39

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

Sun - Rise: 05:14, Set: 20:46, Transit: 13:00. Moon - Rise: 02:33, Set: 18:39. Civil Dark: 21:24 - 04:37. Nautical Dark: 22:15 - 03:47. Astro Dark: 23:22 - 02:40

Total Clouds (% Sky Obscured)

46
66
22
25
23
34
38
16
28
31
24
23
21
53
12
26
51
53
64
57
56
40
83
91

Low Clouds (% Sky Obscured)

6
16
0
5
0
0
0
0
27
27
23
12
13
4
4
6
0
15
19
19
29
23
17
9

Medium Clouds (% Sky Obscured)

41
56
22
25
23
34
25
16
28
31
22
19
13
0
1
18
5
0
0
0
54
30
38
46

High Clouds (% Sky Obscured)

0
0
0
0
0
4
13
0
0
0
0
3
7
53
12
6
29
30
36
30
35
9
65
71

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
4
5

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

Chance of Frost

Temperature (°C)

23
23
23
22
20
18
17
15
15
14
14
13
13
12
11
14
19
21
22
24
24
25
26
25

Feels Like (°C)

21
21
21
24
21
19
18
16
15
15
14
14
13
12
10
15
20
23
24
25
25
25
26
24

Dew Point (°C)

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

Relative Humidity (%)

42
44
49
60
74
78
76
74
76
80
80
83
84
84
80
74
60
51
42
37
34
32
32
31

Pressure (mb)

1019
1019
1019
1019
1020
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1024
1024
1023
1023
1023
1022
1022
1021
1021

Ozone (du)

371
373
373
373
374
373
373
375
373
370
367
367
368
370
368
360
356
354
352
352
351
349
349
349

Sunday 12

Waning Crescent 1%

03:43

19:48

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

Sun - Rise: 05:15, Set: 20:46, Transit: 13:00. Moon - Rise: 03:43, Set: 19:48. Civil Dark: 21:23 - 04:38. Nautical Dark: 22:14 - 03:48. Astro Dark: 23:20 - 02:43

Total Clouds (% Sky Obscured)

96
98
84
50
26
23
38
94
53
89
72
32
75
92
95
97
97
99
100
58
100
99
46
45

Low Clouds (% Sky Obscured)

0
10
20
28
26
23
27
18
10
0
0
0
0
0
0
0
6
12
15
19
30
31
37
40

Medium Clouds (% Sky Obscured)

64
52
76
50
26
23
28
30
32
33
27
22
18
16
16
13
22
34
49
49
60
70
39
30

High Clouds (% Sky Obscured)

80
90
53
16
12
14
27
92
37
84
62
16
69
92
94
96
95
99
100
41
100
98
30
40

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
Very Light Rain

Precipitation Probability (%)

6
12
14
8
11
10
3
5
3
0
1
4
7
7
6
1
4
4
2
12
17
19
40
56

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
0.2

Wind Speed/Direction (mph)

6
6
5
6
4
4
4
4
4
4
4
4
4
4
5
6
8
9
10
11
11
12
12
13

Chance of Frost

Temperature (°C)

24
23
22
21
20
19
18
18
18
18
17
17
17
17
18
20
21
22
23
24
25
25
27
25

Feels Like (°C)

23
22
22
20
21
20
20
19
18
19
17
17
18
17
17
19
19
20
20
21
22
22
24
23

Dew Point (°C)

7
7
11
14
15
17
17
17
17
16
15
15
15
15
15
15
13
12
10
10
10
10
12
10

Relative Humidity (%)

33
35
49
62
72
85
93
93
90
89
88
87
86
85
82
74
63
53
45
41
38
38
39
36

Pressure (mb)

1021
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1017
1016
1015
1015
1015

Ozone (du)

350
350
350
349
347
344
343
342
341
340
336
334
333
334
333
331
332
333
335
334
331
333
335
334

Monday 13

Waning Crescent 0%

05:05

20:42

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

Sun - Rise: 05:16, Set: 20:45, Transit: 13:00. Moon - Rise: 05:05, Set: 20:42. Civil Dark: 21:23 - 04:39. Nautical Dark: 22:12 - 03:49. Astro Dark: 23:18 - 02:45

Total Clouds (% Sky Obscured)

97
71
85
100
73
50
29
47
60
75
86
92
100
100
97
100
100
100
100
77
56
35
59
79

Low Clouds (% Sky Obscured)

43
38
35
34
22
15
10
24
37
48
25
12
0
0
0
0
0
0
0
0
0
0
10
20

Medium Clouds (% Sky Obscured)

20
13
7
0
2
35
29
26
16
21
24
54
76
29
27
32
30
29
28
18
15
16
16
8

High Clouds (% Sky Obscured)

95
61
57
100
73
50
29
47
60
69
73
84
100
100
97
100
100
100
100
70
41
11
41
70

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

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

Precipitation Probability (%)

73
66
50
11
12
10
21
0
2
21
27
3
0
0
0
0
0
0
0
1
1
0
8
9

Precipitation Amount (mm)

0.4
0.4
0.2
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
10
10
10
10
9
10
10
10
10
9
8
9
9
10
10
10
10
12
12
13
15
14

Chance of Frost

Temperature (°C)

25
23
22
22
22
22
22
21
21
21
22
22
22
21
22
23
23
25
26
27
29
30
31
31

Feels Like (°C)

23
21
22
21
21
20
21
20
20
20
21
21
21
21
21
21
21
22
22
21
23
24
25
31

Dew Point (°C)

10
9
10
12
12
13
14
15
17
16
18
20
20
19
19
19
17
17
17
17
17
17
17
17

Relative Humidity (%)

38
42
45
53
53
59
63
70
76
71
78
87
91
88
84
80
67
63
57
52
49
45
42
44

Pressure (mb)

1015
1015
1014
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1011
1010
1009
1008
1008
1007
1006

Ozone (du)

333
330
329
322
323
320
319
315
314
314
311
309
308
308
308
307
306
306
306
306
306
307
307
308

Tuesday 14

New Moon 3%

06:31

21:22

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 OK
11 OK
12 OK
13 OK
14 OK
15 OK

Sun - Rise: 05:17, Set: 20:44, Transit: 13:00. Moon - Rise: 06:31, Set: 21:22. Civil Dark: 21:22 - 04:40. Nautical Dark: 22:11 - 03:51. Astro Dark: 23:16 - 02:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
90
85
80
75
80
64
49
32
35
37
28
24
22

Low Clouds (% Sky Obscured)

29
27
30
38
48
52
52
41
30
18
20
31
53
57
56
53
45
37
26
34
37
28
24
22

Medium Clouds (% Sky Obscured)

6
21
40
59
69
79
89
62
45
33
45
34
30
41
49
50
30
13
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
99
99
100
100
100
100
100
100
93
83
60
27
7
0
12
24
32
23
12
2
1
1

ISS Passover

Visibility (miles)

9
9
7
5
3
4
5
6
7
8
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
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
76
95
95
95
93
80
69
54
30
39
43
45
43
34
4
9
12
12
11
7
0
0
0

Precipitation Amount (mm)

0
0.8
1.7
2.8
1.2
0.8
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
12
11
11
11
10
10
8
8
9
8
8
8
9
10
11
11
12
13
13
13
14
13

Chance of Frost

Temperature (°C)

31
31
29
28
27
26
24
24
23
22
21
20
20
19
19
19
20
20
22
23
23
24
24
24

Feels Like (°C)

30
29
31
33
35
23
24
24
25
26
26
19
20
20
19
18
19
20
20
19
19
19
18
23

Dew Point (°C)

18
18
21
23
26
25
24
23
22
21
19
19
19
18
18
17
16
14
13
11
10
8
6
6

Relative Humidity (%)

45
47
61
76
97
95
95
94
94
92
91
92
93
95
89
84
78
66
56
47
42
37
32
32

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007

Ozone (du)

308
309
310
311
312
316
320
325
329
333
337
342
347
351
353
356
358
364
370
377
378
379
380
378

Wednesday 15

Waxing Crescent 8%

07:56

21:51

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

Sun - Rise: 05:18, Set: 20:44, Transit: 13:00. Moon - Rise: 07:56, Set: 21:51. Civil Dark: 21:21 - 04:41. Nautical Dark: 22:10 - 03:52. Astro Dark: 23:14 - 02:49

Total Clouds (% Sky Obscured)

16
18
19
21
15
10
5
3
2
0
0
0
1
1
1
1
20
40
60
70
79
89

Low Clouds (% Sky Obscured)

16
18
13
0
1
2
3
2
1
0
0
0
0
0
0
0
1
1
2
16
31
48

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
25
18
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
5
14
21
29

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
21
20
18
17
15
13
12
11
10
9
8
8
9
9
10
12
14
16
16
17

Feels Like (°C)

21
20
20
21
20
16
16
15
14
13
12
9
8
9
7
5
3
11
11
12
11
12

Dew Point (°C)

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

Relative Humidity (%)

32
32
36
40
44
49
52
56
57
57
59
59
59
60
54
47
42
38
33
30
29
29

Pressure (mb)

1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010

Ozone (du)

376
374
376
378
380
380
381
382
382
382
383
385
386
388
384
380
376
376
377
378
379
381

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.53,-73.70)

Generated: 09/07/26 16:42:27. Forecast: 09/07/26 to 15/07/26. Timezone: UTC-4.00