Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 13%

07:13

00:06

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:06, Set: 20:14, Transit: 12:40. Moon - Rise: 07:13, Set: 00:06. Civil Dark: 20:49 - 04:30. Nautical Dark: 21:35 - 03:44. Astro Dark: 22:32 - 02:47

Total Clouds (% Sky Obscured)

100
100
100
100
97
100
97
100
100
92
81
69
80
65
65
49
100
61
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

23
43
32
65
67
61
63
52
73
73
56
56
58
53
41
17
0
0
27
51
62
69
95
91

Medium Clouds (% Sky Obscured)

78
100
86
95
51
72
60
72
67
38
36
27
0
0
2
6
31
35
27
53
82
59
42
32

High Clouds (% Sky Obscured)

94
98
79
23
86
87
85
100
81
75
39
8
75
25
65
49
98
29
100
100
100
100
94
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
3
4
5
6
4
5
6
9
9
9
9
9
9
9
9
9
1
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
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
66
47
71
91
95
95
95
85
65
25
14
4
4
6
16
13
12
45
72
84
60

Precipitation Amount (mm)

0
0
0
0.4
0
0.4
0.5
1.4
1.2
0.9
0.6
0.4
0
0
0
0
0
0
0
0
0
0.4
0.7
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
18
20
20
21
22
22
22
22
21
21
21
20
20
19
19
19
19
19
19
19
18
18
19

Feels Like (°C)

15
18
19
19
20
20
21
22
20
20
21
22
21
20
20
19
19
19
19
18
18
18
17
18

Dew Point (°C)

14
16
17
16
17
14
16
18
17
17
19
19
19
19
19
18
18
18
18
18
18
18
18
18

Relative Humidity (%)

90
86
82
76
80
62
69
76
76
77
88
91
92
93
96
96
96
93
93
95
95
96
98
96

Pressure (mb)

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

Ozone (du)

316
318
319
318
317
318
319
319
319
317
318
318
320
322
322
321
319
317
315
316
314
313
313
313

Wednesday 20

Waxing Crescent 23%

08:32

00:45

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
21 Good
22 Good
23 Good
00 Good
01 Bad
02 Bad
03 Bad
04 Bad
05 OK

Sun - Rise: 05:05, Set: 20:15, Transit: 12:40. Moon - Rise: 08:32, Set: 00:45. Civil Dark: 20:51 - 04:29. Nautical Dark: 21:37 - 03:43. Astro Dark: 22:34 - 02:45

Total Clouds (% Sky Obscured)

93
100
97
100
97
97
85
85
72
61
46
72
76
17
16
11
5
4
4
64
64
53
49
41

Low Clouds (% Sky Obscured)

87
99
93
78
77
40
32
28
23
21
30
27
29
12
13
11
5
3
3
5
5
24
25
22

Medium Clouds (% Sky Obscured)

31
44
43
44
30
37
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
5
7
72
85
75
68
73
72
61
22
72
69
6
4
0
0
0
0
64
64
35
44
24

ISS Passover

Visibility (miles)

9
8
8
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

35
47
67
81
71
40
10
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.4
0.5
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
19
20
20
21
20
19
18
17
15
13
11
10
8
7
5
4
2
2
1
0

Feels Like (°C)

17
17
16
17
17
16
16
16
16
14
13
13
11
9
9
7
5
4
2
1
-3
-4
-3
-3

Dew Point (°C)

18
18
18
18
17
14
11
11
10
9
9
7
6
6
5
4
1
0
-1
-2
-3
-4
-4
-4

Relative Humidity (%)

96
96
95
96
88
70
54
52
52
52
55
54
56
60
63
66
59
62
67
68
66
69
70
74

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1010
1011
1012
1013
1014
1016
1017
1019
1020
1021
1021
1022
1023
1024

Ozone (du)

314
314
313
314
314
313
315
313
315
319
320
322
323
322
321
321
320
321
323
327
332
332
333
333

Thursday 21

Waxing Crescent 33%

09:54

01:14

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

Sun - Rise: 05:04, Set: 20:16, Transit: 12:41. Moon - Rise: 09:54, Set: 01:14. Civil Dark: 20:52 - 04:28. Nautical Dark: 21:39 - 03:41. Astro Dark: 22:36 - 02:43

Total Clouds (% Sky Obscured)

33
50
25
27
22
30
20
10
7
4
9
43
53
23
17
3
0
0
0
27
0
0
2
0

Low Clouds (% Sky Obscured)

28
34
25
27
18
5
7
10
7
3
9
35
48
23
17
0
0
0
0
0
0
0
1
0

Medium Clouds (% Sky Obscured)

0
0
0
27
22
30
20
6
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
44
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
27
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 (%)

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)

9
11
11
10
11
11
11
12
12
12
12
11
10
9
6
5
5
6
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

0
1
2
4
5
7
8
9
10
10
10
10
10
9
7
5
4
4
3
2
2
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
65
56
50
44
41
39
38
37
38
38
39
43
48
63
68
71
73
76
79
80
84
84
88

Pressure (mb)

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

Ozone (du)

336
335
337
340
345
343
349
348
350
350
349
349
351
354
355
357
360
363
364
366
366
363
368
371

Friday 22

Waxing Crescent 44%

11:13

01:37

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

Sun - Rise: 05:03, Set: 20:17, Transit: 12:41. Moon - Rise: 11:13, Set: 01:37. Civil Dark: 20:53 - 04:27. Nautical Dark: 21:40 - 03:40. Astro Dark: 22:38 - 02:41

Total Clouds (% Sky Obscured)

3
8
52
27
39
75
80
100
43
60
90
48
70
43
5
8
1
12
21
25
25
30
39
48

Low Clouds (% Sky Obscured)

2
8
52
23
30
71
71
96
26
46
90
41
70
42
3
6
0
3
3
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
19
27
39
52
54
50
40
41
32
19
10
0
0
0
0
0
0
0
0
0
0
18

High Clouds (% Sky Obscured)

0
0
0
0
0
1
5
14
5
3
0
0
0
0
2
3
1
12
21
25
25
30
39
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
6
27
28
38
17
7
5
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
5
7
9
11
12
13
14
12
14
13
13
13
12
9
7
6
5
5
4
3
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
67
56
49
45
44
44
47
65
58
70
70
61
63
70
78
81
85
85
89
88
82
77
76

Pressure (mb)

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

Ozone (du)

372
373
372
371
371
371
376
376
377
377
375
374
376
374
375
374
375
372
372
371
371
372
372
374

Saturday 23

First Quarter 56%

12:28

01:56

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:02, Set: 20:18, Transit: 12:41. Moon - Rise: 12:28, Set: 01:56. Civil Dark: 20:54 - 04:26. Nautical Dark: 21:41 - 03:39. Astro Dark: 22:40 - 02:40

Total Clouds (% Sky Obscured)

52
83
90
56
100
100
100
100
100
63
82
81
91
97
97
94
91
79
73
65
70
70
72
80

Low 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

Medium Clouds (% Sky Obscured)

37
51
38
33
26
29
29
28
29
25
30
32
37
39
26
19
17
7
6
3
3
6
6
9

High Clouds (% Sky Obscured)

52
78
86
56
100
100
100
100
100
63
82
76
80
86
89
91
89
66
50
36
26
15
5
9

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)

2
3
4
4
4
4
3
2
2
2
3
4
4
4
4
3
3
4
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

3
6
8
10
11
12
14
15
16
16
16
16
15
13
9
8
7
6
5
5
5
4
4
4

Feels Like (°C)

3
5
6
7
10
9
10
12
13
13
14
14
14
11
7
6
6
5
5
4
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

69
54
44
37
33
31
29
28
28
28
28
31
37
52
60
63
65
67
68
68
69
71
73
73

Pressure (mb)

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

Ozone (du)

377
377
379
379
380
379
378
377
377
376
376
376
379
380
381
380
378
377
377
378
378
376
375
373

Sunday 24

Waxing Gibbous 66%

13:39

02:13

06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 OK
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

Sun - Rise: 05:01, Set: 20:19, Transit: 12:41. Moon - Rise: 13:39, Set: 02:13. Civil Dark: 20:56 - 04:25. Nautical Dark: 21:43 - 03:38. Astro Dark: 22:42 - 02:38

Total Clouds (% Sky Obscured)

80
79
61
32
19
37
60
80
83
84
85
88
90
94
96
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
2
1
1
0
0
0
0
15
30
45
63
82
100
100

Medium Clouds (% Sky Obscured)

6
10
9
8
7
7
9
9
15
25
32
27
22
18
33
44
55
72
86
100
99
99
98
98

High Clouds (% Sky Obscured)

17
15
11
6
1
28
50
55
55
59
64
69
82
93
92
96
100
100
100
100
73
47
25
18

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
4
8
9
36

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

Chance of Frost

Temperature (°C)

6
9
11
13
15
17
18
19
20
20
20
19
17
15
13
12
11
10
9
9
8
8
8
8

Feels Like (°C)

3
3
2
12
12
12
14
15
15
17
17
16
17
17
17
9
9
9
9
8
8
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

65
58
51
43
38
33
32
30
29
30
32
33
42
50
61
64
65
67
64
63
62
63
63
64

Pressure (mb)

1031
1031
1031
1031
1030
1030
1029
1028
1028
1027
1027
1026
1027
1027
1027
1027
1027
1028
1027
1027
1027
1026
1026
1026

Ozone (du)

373
373
373
371
369
367
365
363
361
359
357
355
354
352
351
350
350
350
351
353
354
356
357
359

Monday 25

Waxing Gibbous 76%

14:48

02:30

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:01, Set: 20:20, Transit: 12:41. Moon - Rise: 14:48, Set: 02:30. Civil Dark: 20:57 - 04:24. Nautical Dark: 21:44 - 03:36. Astro Dark: 22:44 - 02:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

98
98
95
91
82
71
67
66
63
48
40
41
41
36
31
27
30
31
31
32

High Clouds (% Sky Obscured)

18
2
19
35
48
24
4
2
0
0
0
0
0
0
2
4
4
28
29
43

ISS Passover

Visibility (miles)

7
4
2
3
5
6
7
8
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

Precipitation Type

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

Precipitation Probability (%)

59
81
95
95
95
95
78
40
39
35
31
25
17
9
7
4
1
5
8
9

Precipitation Amount (mm)

0.2
0.5
1
1.4
1.6
1
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
82
93
93
94
96
94
93
91
93
93
93
95
95
96
95
96
96
95
96

Pressure (mb)

1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1023
1023

Ozone (du)

359
359
359
368
378
387
387
387
387
380
372
364
363
362
361
361
361
361
360
359

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

Generated: 19/05/26 06:41:43. Forecast: 19/05/26 to 25/05/26. Timezone: UTC-4.00