Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Waning Gibbous 67%

01:39

09:25

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

Sun - Rise: 06:09, Set: 19:21, Transit: 12:45. Moon - Rise: 01:39, Set: 09:25. Civil Dark: 19:51 - 05:38. Nautical Dark: 20:28 - 05:01. Astro Dark: 21:07 - 04:22

Total Clouds (% Sky Obscured)

100
94
32
2
35
45
82
52
44
41
2
1
1
1
3
21
30
16
3
10
3
23
10
5

Low Clouds (% Sky Obscured)

89
94
32
2
35
45
81
51
43
40
2
1
1
1
2
21
30
16
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

98
86
32
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
7
2
19
7
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
0
3
3
0
0
0
0
0

ISS Passover

Visibility (miles)

0
6
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

Snow
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 (%)

45
3
0
1
0
2
0
4
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)

9
7
7
8
4
4
4
4
5
5
4
4
4
5
7
8
8
9
9
9
9
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-6
-7
-7
-10
-10
-10
-10
-11
-11
-11
-12
-12
-12
-12
-11
-10
-10
-9
-9
-9
-8
-8
-6

Relative Humidity (%)

92
84
84
90
90
92
90
90
88
90
88
88
81
72
65
61
57
55
53
52
50
50
52
60

Pressure (mb)

1026
1027
1029
1030
1031
1032
1032
1033
1033
1034
1035
1035
1036
1036
1037
1037
1036
1036
1035
1035
1034
1034
1034
1034

Ozone (du)

447
446
446
449
450
452
451
445
438
428
424
414
408
408
405
404
393
377
373
368
372
377
381
386

Wednesday 8

Waning Gibbous 58%

02:25

10:24

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

Sun - Rise: 06:07, Set: 19:22, Transit: 12:45. Moon - Rise: 02:25, Set: 10:24. Civil Dark: 19:53 - 05:36. Nautical Dark: 20:30 - 04:59. Astro Dark: 21:09 - 04:20

Total Clouds (% Sky Obscured)

43
44
14
34
12
28
26
30
37
25
28
27
21
12
4
6
7
32
75
83
74
64
20
53

Low Clouds (% Sky Obscured)

2
2
2
4
5
5
6
5
5
4
4
5
6
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

41
38
11
33
6
18
16
18
27
16
18
27
13
12
1
4
7
20
38
52
28
8
4
0

High Clouds (% Sky Obscured)

0
0
0
0
3
7
3
4
4
4
4
4
4
4
4
4
0
16
59
72
65
60
20
53

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

Chance of Frost

Temperature (°C)

-2
-3
-4
-4
-4
-4
-4
-4
-4
-4
-3
-3
-2
2
4
5
7
9
10
10
10
10
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
89
87
87
89
91
89
89
89
89
87
86
83
70
61
55
50
47
47
52
61
61
61
63

Pressure (mb)

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

Ozone (du)

391
387
379
374
373
370
369
367
364
365
367
367
368
369
365
363
363
361
363
362
361
362
364
364

Thursday 9

Waning Gibbous 48%

03:03

11:30

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
17 Bad
18 Bad

Sun - Rise: 06:05, Set: 19:23, Transit: 12:45. Moon - Rise: 03:03, Set: 11:30. Civil Dark: 19:54 - 05:34. Nautical Dark: 20:31 - 04:57. Astro Dark: 21:10 - 04:18

Total Clouds (% Sky Obscured)

100
100
97
99
98
92
80
83
100
100
100
100
100
100
99
100
99
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

19
24
86
86
72
77
69
39
100
100
95
97
100
100
86
77
77
85
76
80
89
100
97
95

Medium Clouds (% Sky Obscured)

55
58
67
78
72
0
22
32
50
24
0
0
0
6
52
65
51
81
98
100
100
100
96
93

High Clouds (% Sky Obscured)

100
100
84
89
90
64
6
36
10
43
62
63
63
44
15
64
85
98
100
100
100
100
85
62

ISS Passover

Visibility (miles)

9
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
4
3
3

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

Precipitation Probability (%)

0
4
16
42
63
8
4
8
27
3
1
0
12
0
0
1
13
4
23
70
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
1
1.1
1.2
1.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
76
73
67
70
76
76
79
82
85
85
86
86
88
91
88
90
88
90
88
96
96
100
98

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1022
1022
1022
1022
1021
1021
1021
1020
1020

Ozone (du)

361
357
355
359
361
363
363
362
366
364
362
362
362
367
369
369
364
359
352
348
344
343
343
343

Friday 10

Third Quarter 38%

03:33

12:40

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 OK
13 OK
14 OK
15 OK
16 Bad
17 OK
18 Good

Sun - Rise: 06:03, Set: 19:25, Transit: 12:45. Moon - Rise: 03:33, Set: 12:40. Civil Dark: 19:55 - 05:32. Nautical Dark: 20:33 - 04:55. Astro Dark: 21:12 - 04:15

Total Clouds (% Sky Obscured)

98
99
99
100
98
97
95
92
90
86
84
96
99
93
95
93
96
27
29
26
27
66
22
14

Low Clouds (% Sky Obscured)

95
97
99
100
98
97
95
92
90
86
84
95
98
92
92
88
91
27
29
26
27
66
20
11

Medium Clouds (% Sky Obscured)

90
70
22
2
35
34
0
0
0
0
3
6
10
7
4
0
9
17
26
16
9
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)

3
3
0
0
0
0
0
0
0
9
9
9
9
6
5
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
Snow
Light Rain
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
69
58
68
58
48
35
13
18
5
3
1
2
18
6
6
3
0
0
0
0
0
0

Precipitation Amount (mm)

1.3
0.6
0.3
0.3
0.4
0.3
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
4
3
3
3
3
4
6
6
6
7
7
8
9
10
11
11
11
12
11
11
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
100
98
98
98
98
98
96
96
94
92
87
81
75
66
60
52
48
46
45
49
52

Pressure (mb)

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

Ozone (du)

344
348
351
351
360
363
382
389
392
390
385
391
394
393
392
394
398
404
409
411
411
412
410
406

Saturday 11

Waning Crescent 28%

03:58

13:52

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

Sun - Rise: 06:01, Set: 19:26, Transit: 12:44. Moon - Rise: 03:58, Set: 13:52. Civil Dark: 19:57 - 05:31. Nautical Dark: 20:34 - 04:53. Astro Dark: 21:14 - 04:13

Total Clouds (% Sky Obscured)

1
1
0
0
3
0
0
0
2
2
4
3
3
7
18
30
56
72
91
92
96
100
100
100

Low Clouds (% Sky Obscured)

1
1
0
0
3
0
0
0
0
0
2
0
0
0
0
0
0
0
0
6
11
11
18
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
16
23
48
72
97
96
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
2
3
2
7
14
30
56
72
91
92
96
100
100
100

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
70
72
74
74
75
76
78
78
78
79
78
71
57
52
48
43
42
40
39
45
50
55
64

Pressure (mb)

1028
1029
1030
1030
1031
1031
1032
1032
1032
1032
1033
1033
1033
1034
1033
1033
1032
1031
1031
1030
1029
1029
1028
1028

Ozone (du)

401
399
398
399
399
394
391
388
388
389
391
394
396
399
396
394
392
387
383
379
375
371
367
363

Sunday 12

Waning Crescent 19%

04:18

15:05

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
17 Bad
18 Bad

Sun - Rise: 06:00, Set: 19:27, Transit: 12:44. Moon - Rise: 04:18, Set: 15:05. Civil Dark: 19:58 - 05:29. Nautical Dark: 20:36 - 04:51. Astro Dark: 21:16 - 04:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
98
99
99
100
100
100
100
100
99
99
98
98
95
93
91

Low Clouds (% Sky Obscured)

45
73
80
86
84
82
82
78
80
83
76
67
56
37
17
0
0
0
0
24
48
72
72
72

Medium Clouds (% Sky Obscured)

97
98
99
100
100
100
100
91
84
77
84
90
97
87
78
69
83
90
96
91
85
79
69
59

High Clouds (% Sky Obscured)

100
100
100
100
94
86
63
68
78
88
89
91
90
95
98
100
98
97
95
84
74
65
49
46

ISS Passover

Visibility (miles)

9
9
7
5
3
5
7
9
7
4
2
4
6
8
6
4
2
4
7
9
7
5
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
57
91
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
83
71
54
57
75
73

Precipitation Amount (mm)

0
0.2
0.6
1.1
1.3
1.1
0.8
0.8
0.8
1.1
1.1
1
0.8
0.6
0.7
1.3
1.5
1.1
0.5
0.4
0.2
0.2
0.4
0.4

Wind Speed/Direction (mph)

4
3
3
4
4
6
7
8
9
10
11
10
10
10
10
11
12
12
12
12
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
82
86
93
98
96
93
91
91
93
93
95
96
96
96
96
96
95
90
89
89
87
86
89

Pressure (mb)

1028
1028
1027
1026
1025
1023
1021
1019
1018
1017
1016
1016
1016
1015
1015
1014
1013
1012
1012
1011
1010
1009
1008
1008

Ozone (du)

359
355
354
353
352
353
353
353
349
345
341
338
334
331
329
327
325
322
320
318
318
318
317
318

Monday 13

Waning Crescent 11%

04:37

16:19

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: 05:58, Set: 19:29, Transit: 12:44. Moon - Rise: 04:37, Set: 16:19. Civil Dark: 20:00 - 05:27. Nautical Dark: 20:37 - 04:49. Astro Dark: 21:18 - 04:08

Total Clouds (% Sky Obscured)

90
93
96
100
99
98
97
94
93
94
94
95
96
96
97
98
99
99
100

Low Clouds (% Sky Obscured)

71
77
77
78
86
90
94
93
92
90
88
87
86
84
90
93
94
93
91

Medium Clouds (% Sky Obscured)

49
38
29
30
50
62
75
51
20
2
3
4
5
3
1
0
15
30
45

High Clouds (% Sky Obscured)

33
39
32
30
53
73
62
58
51
43
31
20
17
20
28
49
51
62
51

ISS Passover

Visibility (miles)

7
9
9
9
9
8
7
6
7
8
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

Precipitation Type

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

Precipitation Probability (%)

59
47
36
33
37
41
46
47
45
41
35
28
23
26
27
32
63
91
95

Precipitation Amount (mm)

0.2
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0.3
0.6
0.9

Wind Speed/Direction (mph)

13
14
14
13
13
13
13
13
13
13
13
13
13
13
12
12
11
12
14

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
14
14
14
14
14
14
15
15
15
15
15
16

Feels Like (°C)

12
12
11
11
11
11
11
11
11
11
11
11
11
12
12
12
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

89
92
92
90
90
92
92
93
93
93
93
93
92
92
92
95
95
93
95

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

318
319
318
317
317
318
319
321
321
322
322
323
323
323
322
322
321
320
319

Forecast for Saint-Romain, Estrie, Canada (45.79,-71.09)

Generated: 07/04/26 19:52:44. Forecast: 07/04/26 to 13/04/26. Timezone: UTC-4.00