Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waxing Gibbous 100%

16:59

06:32

08 OK
09 OK
10 OK
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 OK
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 OK
06 Good
07 Good

Sun - Rise: 06:28, Set: 17:43, Transit: 12:07. Moon - Rise: 16:59, Set: 06:32. Civil Dark: 18:13 - 05:58. Nautical Dark: 18:48 - 05:23. Astro Dark: 19:23 - 04:48

Total Clouds (% Sky Obscured)

5
10
19
25
34
20
20
10
25
30
53
88
92
95
82
83
98
89
51
90
53
40
8
8

Low Clouds (% Sky Obscured)

1
6
19
25
30
20
20
10
25
30
30
30
44
68
69
50
32
57
15
14
4
1
4
4

Medium Clouds (% Sky Obscured)

0
0
0
0
5
0
0
0
2
3
19
46
46
54
33
24
24
39
22
41
53
21
5
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
33
43
51
90
53
40
4
0

ISS Passover

Visibility (miles)

9
9
5
6
6
8
8
7
3
3
1
1
3
3
3
5
6
5
5
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

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
19
3
0
5
19
14
3
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
4
6
8
9
10
9
10
9
8
7
6
5
5
6
7
6
6
6
6
6
6
4
4

Chance of Frost

Temperature (°C)

-24
-21
-18
-16
-15
-14
-13
-13
-12
-12
-13
-14
-14
-14
-14
-13
-13
-13
-13
-12
-12
-11
-11
-11

Feels Like (°C)

-26
-24
-22
-22
-21
-20
-18
-18
-18
-18
-18
-18
-19
-19
-19
-18
-18
-17
-17
-17
-16
-16
-16
-13

Dew Point (°C)

-27
-25
-22
-20
-20
-18
-17
-17
-15
-15
-15
-15
-16
-16
-16
-15
-15
-15
-15
-15
-15
-15
-15
-14

Relative Humidity (%)

73
70
72
70
69
68
69
69
76
81
84
86
86
84
84
84
84
81
83
81
76
70
72
75

Pressure (mb)

1039
1039
1038
1037
1037
1036
1035
1034
1034
1034
1035
1035
1035
1035
1035
1034
1033
1033
1033
1032
1031
1031
1031
1031

Ozone (du)

457
479
488
487
482
478
476
482
479
443
431
430
426
424
422
418
414
410
406
407
404
401
398
393

Tuesday 3

Full Moon 99%

18:13

06:49

08 OK
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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:27, Set: 17:44, Transit: 12:06. Moon - Rise: 18:13, Set: 06:49. Civil Dark: 18:14 - 05:56. Nautical Dark: 18:49 - 05:22. Astro Dark: 19:25 - 04:46

Total Clouds (% Sky Obscured)

19
50
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
75
78
78
80
79
84

Low Clouds (% Sky Obscured)

4
2
1
0
0
1
2
2
1
2
13
38
58
50
52
58
63
69
46
70
76
80
76
80

Medium Clouds (% Sky Obscured)

14
18
21
15
37
60
100
100
97
100
100
100
100
100
100
100
100
62
35
0
0
0
0
0

High Clouds (% Sky Obscured)

2
24
100
100
100
100
100
81
100
100
100
100
100
100
100
100
100
33
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
3
2
3
4
4
9
9
6
6
6
8
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
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
3
4
0
1
4
3
12
3
4
0
0
0
2
4
1

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

Chance of Frost

Temperature (°C)

-10
-9
-7
-6
-4
-2
-1
-1
-1
-2
-3
-4
-4
-4
-4
-4
-3
-3
-3
-3
-3
-3
-3
-3

Feels Like (°C)

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

Dew Point (°C)

-13
-12
-11
-10
-8
-5
-3
-3
-3
-3
-4
-5
-5
-5
-5
-4
-4
-4
-4
-4
-4
-4
-4
-5

Relative Humidity (%)

80
78
74
71
75
79
81
83
87
89
92
94
96
96
96
96
94
94
94
92
92
91
91
91

Pressure (mb)

1030
1030
1029
1028
1028
1026
1025
1025
1024
1024
1024
1023
1022
1021
1020
1020
1019
1019
1018
1018
1018
1018
1019
1020

Ozone (du)

391
389
384
381
379
376
377
377
377
379
381
381
384
386
387
388
394
397
399
401
393
392
394
392

Wednesday 4

Waning Gibbous 97%

19:25

07:05

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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:25, Set: 17:46, Transit: 12:06. Moon - Rise: 19:25, Set: 07:05. Civil Dark: 18:16 - 05:55. Nautical Dark: 18:51 - 05:20. Astro Dark: 19:26 - 04:44

Total Clouds (% Sky Obscured)

66
87
88
100
100
100
100
99
73
83
100
100
100
100
100
100
98
93
85
69
75
83
95
92

Low Clouds (% Sky Obscured)

66
80
78
70
40
15
15
10
10
25
25
20
30
35
45
48
47
49
65
69
65
56
55
55

Medium Clouds (% Sky Obscured)

0
1
1
65
94
95
77
75
4
15
11
22
53
57
68
92
88
62
51
38
61
78
95
90

High Clouds (% Sky Obscured)

4
4
55
82
100
100
63
54
15
33
95
100
100
94
100
98
72
65
53
45
50
40
15
31

ISS Passover

Visibility (miles)

9
6
3
6
9
9
4
7
7
9
8
7
2
3
4
2
4
5
2
1
1
2
2
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 (%)

2
5
12
4
5
3
16
4
4
0
1
0
0
4
14
6
6
5
16
9
9
8
20
20

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
11
12
12
11
11
10
9
8
8
7
5
4
3
2
3
2
2
3
3
2
1
1
2

Chance of Frost

Temperature (°C)

-3
-2
-1
-1
0
0
0
-1
-2
-3
-4
-5
-6
-7
-8
-8
-9
-9
-9
-10
-11
-12
-13
-13

Feels Like (°C)

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

Dew Point (°C)

-4
-3
-3
-3
-2
-2
-2
-2
-3
-4
-5
-5
-6
-7
-8
-9
-9
-9
-10
-11
-12
-13
-13
-13

Relative Humidity (%)

91
91
89
87
86
84
89
87
91
87
91
94
98
98
98
98
98
98
96
96
96
96
97
97

Pressure (mb)

1021
1021
1021
1021
1021
1022
1022
1023
1023
1024
1025
1026
1027
1027
1028
1028
1028
1028
1029
1029
1029
1029
1030
1030

Ozone (du)

389
387
391
397
399
395
393
391
388
385
385
382
378
373
370
368
366
367
366
365
364
363
361
360

Thursday 5

Waning Gibbous 92%

20:35

07:21

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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:23, Set: 17:47, Transit: 12:06. Moon - Rise: 20:35, Set: 07:21. Civil Dark: 18:17 - 05:53. Nautical Dark: 18:52 - 05:18. Astro Dark: 19:28 - 04:42

Total Clouds (% Sky Obscured)

90
87
88
90
91
91
92
91
95
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
75
75
75
85
85
85
90
84
79
77
80
85
90
95
95
95
97
98
99
99
99
100
99

Medium Clouds (% Sky Obscured)

86
80
72
53
51
43
37
27
18
9
2
12
30
60
73
88
100
100
100
100
97
86
78
78

High Clouds (% Sky Obscured)

41
55
54
40
17
61
72
75
79
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

18
21
28
25
18
22
4
19
2
0
0
1
13
1
1
16
8
30
47
59
75
87
95
89

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.3
0.6
0.8
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-15
-14
-12
-11
-11
-10
-10
-9
-10
-12
-13
-13
-14
-14
-14
-15
-14
-15
-15
-14
-14
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
90
90
89
89
90
90
90
92
92
92
92
92
90
90
90
88
88
88
88
88
90

Pressure (mb)

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

Ozone (du)

357
355
352
350
350
348
346
346
342
338
338
340
341
342
345
348
352
353
354
351
350
350
351
349

Friday 6

Waning Gibbous 85%

21:45

07:40

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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:21, Set: 17:49, Transit: 12:06. Moon - Rise: 21:45, Set: 07:40. Civil Dark: 18:19 - 05:51. Nautical Dark: 18:54 - 05:16. Astro Dark: 19:29 - 04:41

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)

97
96
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
94
96

Medium Clouds (% Sky Obscured)

70
65
60
55
55
41
32
27
23
22
21
45
67
88
69
52
38
43
48
48
57
63
70
67

High Clouds (% Sky Obscured)

70
91
88
73
60
64
73
77
74
71
68
79
89
100
100
100
100
73
47
21
47
74
100
74

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

81
73
65
56
46
39
28
19
19
17
8
16
17
15
18
17
12
16
16
11
14
23
29
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-9
-7
-6
-6
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-4
-5
-4
-5
-4
-4
-4
-4
-3
-3

Feels Like (°C)

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

Dew Point (°C)

-10
-9
-7
-7
-7
-6
-6
-6
-6
-6
-6
-6
-6
-6
-5
-5
-5
-5
-5
-4
-4
-4
-3
-4

Relative Humidity (%)

88
90
90
90
90
92
92
92
92
92
94
94
94
94
96
96
96
96
96
98
98
98
100
98

Pressure (mb)

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

Ozone (du)

349
346
345
347
346
339
333
331
331
330
325
322
316
310
305
302
299
296
294
292
291
291
292
293

Saturday 7

Waning Gibbous 77%

22:55

09:02

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 Bad
01 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:19, Set: 17:50, Transit: 12:05. Moon - Rise: 22:55, Set: 09:02. Civil Dark: 18:20 - 06:49. Nautical Dark: 18:55 - 06:14. Astro Dark: 19:30 - 05:39

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)

98
100
100
100
100
100
100
100
89
78
67
74
80
93
97
98
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

68
76
83
90
97
98
99
100
96
89
48
40
58
80
65
50
35
34
32
30
27
23
11
30

High Clouds (% Sky Obscured)

47
21
47
72
87
79
78
81
61
41
21
40
61
77
84
92
100
100
100
100
99
99
98
99

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

33
24
21
19
24
59
76
88
95
83
65
80
86
95
91
72
28
28
30
32
28
25
20
24

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.4
0.6
0.4
0.3
0.4
0.4
0.5
0.5
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
4
4
5
5
6
6
5
5
5
6
6
6
6
6
6
7
9
10
11
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1018
1018
1017
1016
1015
1014
1013
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

292
291
290
283
276
269
268
266
264
264
263
263
262
262
261
261
261
261
260
259
259
262
265
268

Sunday 8

Waning Gibbous 69%

01:04

09:02

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 Bad
01 Bad

Sun - Rise: 07:17, Set: 18:51, Transit: 13:05. Moon - Rise: 01:04, Set: 09:02. Civil Dark: 19:21 - 06:47. Nautical Dark: 19:56 - 06:12. Astro Dark: 20:32 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

100
100
100
99
99
98
90
83
78
86
92
98
99
99
100
91
81
72

Medium Clouds (% Sky Obscured)

30
52
74
77
86
91
93
94
96
80
63
47
36
25
15
16
9
0

High Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
72
40
5
0
0
5
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
3
6
9
8
6
4
4
4
4
6
8
9
9
9

Fog (%)

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

Precipitation Probability (%)

24
25
15
15
13
1
14
13
10
26
31
28
51
58
25
34
32
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
11
10
9
8
7
6
5
4
3
3
3
3
3
4
5
6
6

Chance of Frost

Temperature (°C)

6
5
3
2
2
2
2
2
2
2
2
2
2
2
3
3
2
1

Feels Like (°C)

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

Dew Point (°C)

6
5
3
2
1
2
1
1
2
2
2
2
1
1
2
2
1
0

Relative Humidity (%)

100
100
100
100
96
96
93
93
96
96
98
96
96
96
93
93
93
94

Pressure (mb)

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

Ozone (du)

268
274
279
285
289
294
298
300
301
303
310
316
323
330
336
343
348
354

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.57,-73.80)

Generated: 02/03/26 08:23:19. Forecast: 02/03/26 to 08/03/26. Timezone: UTC-5.00