Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

Full Moon 99%

21:33

05:07

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 OK
20 OK

Sun - Rise: 04:51, Set: 20:33, Transit: 12:42. Moon - Rise: 21:33, Set: 05:07. Civil Dark: 21:11 - 04:12. Nautical Dark: 22:04 - 03:19. Astro Dark: 23:17 - 02:05

Total Clouds (% Sky Obscured)

65
48
91
86
100
99
98
83
73
72
77
69
61
80
99
75
100
91
84
68
79
89
1
35

Low Clouds (% Sky Obscured)

28
30
15
0
0
0
23
31
28
2
7
20
30
66
98
57
85
78
79
52
59
87
1
6

Medium Clouds (% Sky Obscured)

61
0
45
85
99
96
95
61
34
65
69
43
33
52
76
39
100
45
75
25
25
29
0
20

High Clouds (% Sky Obscured)

4
9
60
56
91
50
67
64
44
21
4
3
3
11
27
20
33
2
0
0
0
0
0
6

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
6
5
4
6
4
8
8
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
40
57
55
61
69
69
66
62
51
50
26
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
93
88
86
85
85
83
83
79
67
53
46
43
46
65
56
62
70
61
51
58
70
80

Pressure (mb)

1014
1015
1015
1015
1016
1016
1017
1018
1018
1019
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1019

Ozone (du)

412
411
411
409
405
403
401
400
398
397
398
398
397
395
393
393
394
396
398
400
405
406
402
402

Monday 1

Waning Gibbous 97%

22:25

06:01

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: 04:50, Set: 20:34, Transit: 12:42. Moon - Rise: 22:25, Set: 06:01. Civil Dark: 21:12 - 04:11. Nautical Dark: 22:05 - 03:18. Astro Dark: 23:19 - 02:03

Total Clouds (% Sky Obscured)

98
100
94
98
95
98
100
100
100
100
100
100
100
100
100
100
100
100
100
90
59
86
94
94

Low Clouds (% Sky Obscured)

30
29
2
21
1
2
2
0
0
0
2
2
2
3
4
1
4
4
5
4
1
0
0
0

Medium Clouds (% Sky Obscured)

15
55
63
52
45
76
98
100
99
97
95
93
87
89
85
84
100
77
69
50
29
48
56
70

High Clouds (% Sky Obscured)

96
77
73
97
90
98
100
100
97
100
100
100
100
98
94
92
83
98
96
64
46
64
63
67

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 (%)

6
66
70
75
16
6
4
2
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 (%)

3
18
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
91
96
93
90
83
78
74
64
52
37
34
33
32
35
35
38
38
41
46
51
65

Pressure (mb)

1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

399
396
392
389
384
379
375
374
369
366
361
357
354
351
350
349
348
347
349
349
350
349
348
348

Tuesday 2

Waning Gibbous 92%

23:08

07:02

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

Sun - Rise: 04:50, Set: 20:35, Transit: 12:42. Moon - Rise: 23:08, Set: 07:02. Civil Dark: 21:13 - 04:11. Nautical Dark: 22:06 - 03:17. Astro Dark: 23:21 - 02:01

Total Clouds (% Sky Obscured)

99
91
94
72
98
53
74
22
21
19
17
11
7
8
9
17
7
7
5
15
43
85
95
41

Low Clouds (% Sky Obscured)

2
4
5
3
50
19
45
4
4
4
4
4
1
8
9
17
7
7
5
12
10
3
0
0

Medium Clouds (% Sky Obscured)

45
57
84
61
68
53
54
22
21
19
17
11
7
0
4
13
7
7
3
0
0
0
0
0

High Clouds (% Sky Obscured)

86
46
30
27
3
2
2
4
5
4
4
4
5
5
1
0
0
0
0
4
32
76
94
38

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

Chance of Frost

Temperature (°C)

10
9
9
8
8
9
9
9
8
9
12
14
16
18
20
21
22
23
23
23
22
21
19
17

Feels Like (°C)

8
7
6
7
6
7
8
7
7
8
12
15
16
18
20
21
21
22
22
22
22
21
18
17

Dew Point (°C)

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

Relative Humidity (%)

69
70
73
74
78
69
74
73
75
73
63
53
47
42
39
38
37
38
39
42
45
52
62
77

Pressure (mb)

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

Ozone (du)

347
346
345
345
345
344
345
347
350
351
352
352
352
349
347
344
345
346
347
348
350
351
352
352

Wednesday 3

Waning Gibbous 86%

23:41

08:09

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

Sun - Rise: 04:49, Set: 20:36, Transit: 12:43. Moon - Rise: 23:41, Set: 08:09. Civil Dark: 21:14 - 04:10. Nautical Dark: 22:07 - 03:16. Astro Dark: 23:24 - 01:59

Total Clouds (% Sky Obscured)

58
12
21
8
7
0
0
1
0
4
2
2
3
7
8
7
46
64
79
95
96
97
95
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
14
10
3
3
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
15
23
85
89
80
91

High Clouds (% Sky Obscured)

58
12
21
8
6
0
0
0
0
2
1
2
3
7
8
7
28
42
53
66
79
87
55
91

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
9
15
18
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
2
2
2
2
2
2
2
2
2
3
6
8
10
11
11
11
12
11
12
11
9
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
14
15
14
14
14
14
14
13
15
18
19
19
20
21
21
21
21
20
20
19
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

85
89
92
95
95
96
96
95
95
90
80
61
50
46
40
38
37
38
39
49
58
72
81
88

Pressure (mb)

1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1015
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

349
348
348
350
348
347
343
341
339
339
339
338
337
336
336
335
333
330
331
337
341
341
342
340

Thursday 4

Waning Gibbous 79%

00:07

09:19

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: 04:49, Set: 20:37, Transit: 12:43. Moon - Rise: 00:07, Set: 09:19. Civil Dark: 21:15 - 04:09. Nautical Dark: 22:09 - 03:16. Astro Dark: 23:26 - 01:58

Total Clouds (% Sky Obscured)

99
96
99
98
96
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
38
80
88
94
98
100
100
100
100
100
100
99
98
97
95

Medium Clouds (% Sky Obscured)

30
34
31
93
65
70
94
84
100
100
100
100
100
100
100
100
100
98
94
87
85
84
83
72

High Clouds (% Sky Obscured)

98
92
98
95
93
95
90
100
95
91
86
91
95
100
100
100
100
82
63
45
34
21
17
27

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
1
7
19
27
38
44
50
62
69
73
68
61
63
78
80
78
81

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.4
0.3
0.2
0.2
0.4
0.4
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
14
13
13
12
12
12
12
12
13
14
14
14
14
14
13
13
12
12
12
12
12
12
12

Feels Like (°C)

15
14
12
11
11
11
11
11
10
12
13
14
13
13
13
13
13
13
11
11
11
11
11
11

Dew Point (°C)

15
13
11
9
9
9
8
9
8
9
10
11
11
11
11
11
12
12
12
12
12
12
12
12

Relative Humidity (%)

93
90
84
80
79
79
80
80
80
80
76
83
83
83
84
87
92
96
96
96
96
98
98
100

Pressure (mb)

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

Ozone (du)

335
335
333
330
330
327
327
327
329
330
332
333
333
333
333
334
336
337
340
343
346
347
347
347

Friday 5

Waning Gibbous 70%

00:29

10:30

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

Sun - Rise: 04:48, Set: 20:37, Transit: 12:43. Moon - Rise: 00:29, Set: 10:30. Civil Dark: 21:16 - 04:09. Nautical Dark: 22:10 - 03:15. Astro Dark: 23:28 - 01:56

Total Clouds (% Sky Obscured)

92
91
92
95
97
91
86
64
51
38
18
19
21
25
49
73
95
88
85
83
68
54
38
28

Low Clouds (% Sky Obscured)

92
91
92
95
96
77
63
52
47
38
18
19
21
25
49
67
79
80
82
82
68
54
38
28

Medium Clouds (% Sky Obscured)

57
40
52
63
80
65
50
32
22
7
0
0
1
1
18
36
53
38
20
2
2
1
0
1

High Clouds (% Sky Obscured)

29
31
51
67
75
43
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
3
4
6
8
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

80
76
73
65
51
43
30
13
19
17
12
13
16
16
35
46
54
52
51
49
40
32
20
17

Precipitation Amount (mm)

0.4
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.2
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
96
96
96
96
95
88
81
74
60
48
39
49
60
75
62
51
41
49
59
71

Pressure (mb)

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

Ozone (du)

349
351
353
359
366
372
374
376
378
374
370
366
361
355
349
349
349
349
348
347
347
347
347
347

Saturday 6

Waning Gibbous 60%

00:47

11:41

21 OK
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 Good
11 OK
12 Bad
13 Bad

Sun - Rise: 04:48, Set: 20:38, Transit: 12:43. Moon - Rise: 00:47, Set: 11:41. Civil Dark: 21:17 - 04:08. Nautical Dark: 22:11 - 03:14. Astro Dark: 23:30 - 01:54

Total Clouds (% Sky Obscured)

18
9
8
8
8
7
9
10
6
3
0
4
7
11
33
53
71

Low Clouds (% Sky Obscured)

16
3
8
8
8
7
9
10
6
3
0
1
1
1
18
22
22

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
4
7
11
33
31
32

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

11
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
9
8
8
7
7
7
6
9
12
15
16
17
19
18
18

Feels Like (°C)

11
11
11
11
10
10
7
7
6
6
7
6
16
16
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

73
78
82
81
79
77
76
74
72
63
56
50
43
38
33
36
40

Pressure (mb)

1014
1014
1015
1016
1016
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

347
347
347
347
348
348
350
351
352
353
354
356
357
359
361
361
361

Forecast for Sainte-Brigitte-de-Laval, Capitale-Nationale, Canada (47.33,-71.14)

Generated: 31/05/26 20:51:18. Forecast: 31/05/26 to 06/06/26. Timezone: UTC-4.00