Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waxing Gibbous 100%

18:13

06:30

21 Good
22 Good
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: 06:27, Set: 17:44, Transit: 12:05. Moon - Rise: 18:13, Set: 06:30. Civil Dark: 18:14 - 05:57. Nautical Dark: 18:48 - 05:23. Astro Dark: 19:23 - 04:48

Total Clouds (% Sky Obscured)

7
13
32
51
71
86
100
100
100
78
43
73
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
0
0
22
37
44
56
53
53
44
55
56
80
87

Medium Clouds (% Sky Obscured)

7
13
0
0
13
25
66
100
83
32
2
2
13
83
80
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

3
13
17
47
66
82
100
100
100
78
39
71
100
100
100
100
100
100
100
100
100
100
100
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
6
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
1
3
0
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
5
4
5
4
3
3
3
4
3
2
4
5
4
4
5
5
5
6
6
6
6
5
4

Chance of Frost

Temperature (°C)

-13
-14
-16
-14
-15
-15
-15
-14
-13
-13
-12
-10
-8
-6
-4
-2
0
1
1
1
1
0
0
-1

Feels Like (°C)

-16
-17
-20
-17
-17
-17
-18
-18
-17
-16
-16
-15
-12
-10
-7
-6
-4
-3
-3
-2
-3
-3
-4
-4

Dew Point (°C)

-15
-17
-18
-16
-17
-17
-17
-16
-15
-14
-14
-13
-11
-9
-6
-5
-3
-2
-1
0
-0
-1
-1
-1

Relative Humidity (%)

84
82
82
83
82
82
82
84
84
86
86
83
83
80
81
81
81
84
88
93
93
94
94
94

Pressure (mb)

1036
1036
1035
1035
1034
1034
1034
1033
1033
1032
1032
1032
1032
1031
1030
1029
1028
1027
1026
1025
1024
1024
1023
1023

Ozone (du)

417
412
406
404
400
397
393
392
390
384
379
374
370
370
372
368
366
365
368
367
366
367
372
374

Tuesday 3

Full Moon 99%

19:24

06:48

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 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:25, Set: 17:46, Transit: 12:05. Moon - Rise: 19:24, Set: 06:48. Civil Dark: 18:15 - 05:55. Nautical Dark: 18:49 - 05:21. Astro Dark: 19:24 - 04:47

Total Clouds (% Sky Obscured)

100
100
100
97
91
72
82
54
63
93
91
85
32
25
77
95
90
100
100
100
100
100
100
93

Low Clouds (% Sky Obscured)

65
61
64
47
78
59
72
36
63
88
83
74
32
25
57
59
25
25
23
20
15
8
8
20

Medium Clouds (% Sky Obscured)

100
100
100
93
46
30
5
10
5
0
0
0
0
1
18
81
30
43
70
100
100
100
100
86

High Clouds (% Sky Obscured)

95
100
90
0
0
0
0
0
0
0
0
0
1
3
27
80
33
39
90
99
100
100
100
88

ISS Passover

Visibility (miles)

8
2
2
1
6
9
9
9
9
8
9
9
9
9
2
0
0
0
0
0
1
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
2
2
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
2
11
2
0
0
0
0
0
0
0
0
0
0
0
2
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
4
4
5
6
8
11
11
10
8
9
9
9
9
8
7
6
5
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
98
98
98
98
98
98
96
94
91
91
100
100
100
100
100
100
100
98
94
98
96

Pressure (mb)

1022
1022
1021
1021
1021
1021
1021
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025

Ozone (du)

371
371
376
381
387
394
388
381
384
386
386
383
383
382
383
383
383
382
382
384
383
381
379
375

Wednesday 4

Waning Gibbous 97%

20:33

07:05

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

Sun - Rise: 06:23, Set: 17:47, Transit: 12:05. Moon - Rise: 20:33, Set: 07:05. Civil Dark: 18:17 - 05:53. Nautical Dark: 18:51 - 05:19. Astro Dark: 19:25 - 04:45

Total Clouds (% Sky Obscured)

98
90
76
64
69
27
45
30
20
35
50
29
27
27
44
26
15
10
15
46
33
25
26
27

Low Clouds (% Sky Obscured)

15
20
15
15
15
14
10
10
10
10
10
10
5
5
5
5
5
5
5
10
8
6
2
3

Medium Clouds (% Sky Obscured)

90
83
72
55
52
19
20
0
0
1
38
23
25
27
24
2
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

90
85
76
64
69
27
45
30
20
35
22
29
17
25
44
26
15
10
8
35
24
25
26
27

ISS Passover

Visibility (miles)

9
9
9
9
8
1
0
0
1
7
9
0
0
9
9
0
0
0
6
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
28
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
1
0
1
0
2
2
1
2
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
2
3
3
3
5
6
6
7
7
6
6
7
7
9
10
10
10
11
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-2
-3
-3
-4
-4
-5
-6
-7
-7
-8
-8
-6
-5
-5
-3
-3
-4
-4
-5
-6
-7
-9
-11

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
100
98
98
98
98
98
96
96
96
100
100
98
100
100
100
96
94
94
91
89
89

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1027
1027
1028

Ozone (du)

374
369
366
364
363
363
366
365
366
364
361
361
358
356
354
353
349
348
349
352
350
347
346
344

Thursday 5

Waning Gibbous 92%

No Rise

07:22

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

Sun - Rise: 06:21, Set: 17:48, Transit: 12:05. Moon - Rise: No Rise, Set: 07:22. Civil Dark: 18:18 - 05:52. Nautical Dark: 18:52 - 05:17. Astro Dark: 19:27 - 04:43

Total Clouds (% Sky Obscured)

33
39
24
45
58
71
88
90
92
95
96
96
97
98
98
98
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
10
16
33
57
71
88
90
92
95
96
96
97
98
98
98
98
99
100
100
100
95
95
99

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
11
20
21
19
21
19
16
21
31
33
39
50
65
75

High Clouds (% Sky Obscured)

28
28
9
23
20
13
16
25
36
45
31
15
5
18
32
48
49
50
49
65
81
98
99
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
1
1
1
1
1
1
1
3
4
5
3
5
5

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
2
0
1
0
5
11
6
3
13
2
20
3
8
4
3
3
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)

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

Chance of Frost

Temperature (°C)

-6
-7
-8
-9
-9
-9
-9
-9
-9
-9
-9
-8
-8
-7
-6
-5
-3
-2
-2
-1
-2
-2
-2
-2

Feels Like (°C)

-12
-14
-14
-14
-16
-16
-16
-16
-15
-16
-15
-14
-14
-13
-11
-10
-8
-7
-7
-6
-6
-6
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
83
83
85
83
83
85
83
85
87
87
87
89
91
89
92
92
94
94
94
96

Pressure (mb)

1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1030
1030
1031
1031
1031
1030
1030
1029
1029
1029
1028
1028
1028
1027

Ozone (du)

345
348
346
346
347
350
354
353
352
352
350
348
345
345
341
339
338
330
327
326
322
318
315
313

Friday 6

Waning Gibbous 85%

21:42

07:42

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: 06:19, Set: 17:50, Transit: 12:05. Moon - Rise: 21:42, Set: 07:42. Civil Dark: 18:19 - 05:50. Nautical Dark: 18:54 - 05:16. Astro Dark: 19:28 - 04:41

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
97
92
86
78
69
64
77
91
100
100
100
100
99
98
96
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

99
96
93
89
93
97
92
100
99
99
93
63
27
85
85
57
45
45
49
62
71
81
84
85

High Clouds (% Sky Obscured)

100
69
38
7
38
69
100
100
100
100
100
100
77
79
100
70
36
54
70
77
81
87
88
90

ISS Passover

Visibility (miles)

6
7
9
9
9
9
9
9
3
1
1
2
6
4
9
9
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
None
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

5
7
8
27
21
4
20
82
95
95
95
95
59
59
33
58
22
36
59
78
86
85
83
73

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
2.4
4.8
3.6
0.7
0.3
0.3
0
0.2
0
0
0.3
0.4
0.4
0.3
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
93
83
83
83
83
86
88
94
94
94
96
98
98
100
100
100
100
100
100
100
100
100

Pressure (mb)

1027
1026
1025
1024
1023
1021
1020
1019
1017
1016
1015
1014
1014
1013
1011
1010
1008
1011
1009
1008
1007
1007
1006
1007

Ozone (du)

309
308
305
302
299
298
297
294
291
289
285
281
274
268
265
265
263
262
262
261
259
257
256
258

Saturday 7

Waning Gibbous 77%

22:50

09:05

21 Bad
22 Bad
23 Bad
00 Bad
01 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 OK
19 OK
20 OK
21 OK

Sun - Rise: 07:18, Set: 18:51, Transit: 13:04. Moon - Rise: 22:50, Set: 09:05. Civil Dark: 19:21 - 06:48. Nautical Dark: 19:55 - 06:14. Astro Dark: 20:30 - 05:39

Total Clouds (% Sky Obscured)

100
100
100
100
93
85
72
59
45
33
33
24
25
28
27
20
5
15
11
10
15
14
22
41

Low Clouds (% Sky Obscured)

100
100
100
100
93
85
72
59
45
33
33
24
25
28
27
20
5
15
11
10
15
14
22
41

Medium Clouds (% Sky Obscured)

87
83
75
64
66
59
48
46
38
25
15
15
15
15
10
10
5
15
11
10
5
0
0
0

High Clouds (% Sky Obscured)

92
95
98
100
88
73
56
59
45
33
33
24
25
28
27
20
5
15
11
10
15
0
0
0

ISS Passover

Visibility (miles)

0
0
3
6
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
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

56
54
51
42
24
17
19
65
95
95
95
95
95
83
71
55
70
73
73
52
29
10
8
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
1.1
2.5
1.9
2.1
2.2
0.2
0
0
0.2
0.3
0.4
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
96
93
89
85
80
77
76
76
74
67
61
55
54
54
52
55
58
62
69
76
84
86

Pressure (mb)

1007
1007
1008
1009
1010
1010
1011
1012
1012
1012
1013
1012
1012
1011
1010
1010
1009
1008
1008
1007
1007
1007
1007
1007

Ozone (du)

260
262
268
275
281
292
303
314
322
331
339
347
355
362
365
367
369
373
376
380
378
376
373
366

Sunday 8

Waning Gibbous 69%

00:58

09:33

21 OK
22 Bad
23 OK
00 OK
01 Good
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

Sun - Rise: 07:16, Set: 18:52, Transit: 13:04. Moon - Rise: 00:58, Set: 09:33. Civil Dark: 19:22 - 06:46. Nautical Dark: 19:56 - 06:12. Astro Dark: 20:31 - 05:37

Total Clouds (% Sky Obscured)

41
38
25
11
7
4
2
2
25
46
68
78
87
97
97
94
92
90
87
82
88
92
95

Low Clouds (% Sky Obscured)

41
38
25
11
7
4
2
0
0
0
0
0
0
0
11
21
28
38
41
47
41
40
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
19
37
55
66
74
82
68
54
40
59
78
82
88
78
69

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
18
28
49
56
58
70
73
67
56
70
84
82
65
33
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

Fog (%)

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

Precipitation Probability (%)

6
3
1
0
0
0
0
0
0
0
0
0
0
0
3
7
5
53
62
63
55
43
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
-0
-0
-0
0
0
0
1
1
1
0
1
-0
0
0
-0
-1
-0
7
6
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

86
89
91
89
89
89
91
91
93
91
91
89
86
85
82
77
73
69
75
81
87
88
90

Pressure (mb)

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

Ozone (du)

366
359
352
347
342
337
339
341
342
341
340
339
343
348
352
352
352
353
368
384
399
413
426

Forecast for Le Vieux-Port, Montréal, Canada (45.50,-73.57)

Generated: 02/03/26 21:14:53. Forecast: 02/03/26 to 08/03/26. Timezone: UTC-5.00