Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 10%

09:18

19:49

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

Sun - Rise: 07:28, Set: 17:50, Transit: 12:39. Moon - Rise: 09:18, Set: 19:49. Civil Dark: 18:16 - 07:02. Nautical Dark: 18:46 - 06:32. Astro Dark: 19:15 - 06:03

Total Clouds (% Sky Obscured)

87
89
92
94
100
100
99
97
99
97
96
88
83
44
45
59
66
47
31
0
0
4
13
9

Low Clouds (% Sky Obscured)

87
89
89
88
100
91
94
90
96
91
93
66
75
44
45
58
66
47
26
0
0
4
13
9

Medium Clouds (% Sky Obscured)

55
41
50
35
47
57
47
46
58
55
53
38
9
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
5
0
3
3
11
7
4
35
4
5
39
3
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
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
4
23
34
25
52
26
17
15
7
2
1
1
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)

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

Chance of Frost

Temperature (°C)

11
11
11
11
12
12
12
12
12
12
12
12
12
11
11
12
14
15
16
17
18
18
18
17

Feels Like (°C)

8
7
7
6
7
7
7
8
9
8
9
10
10
10
11
12
13
14
14
16
17
18
18
16

Dew Point (°C)

-4
-2
-2
-1
1
2
4
7
8
9
9
10
10
10
10
10
10
9
8
8
7
7
7
6

Relative Humidity (%)

36
40
41
44
46
50
60
73
79
80
86
87
90
91
93
87
79
67
58
55
50
48
46
45

Pressure (mb)

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

Ozone (du)

304
301
300
301
300
299
301
300
299
299
298
298
296
295
296
301
302
304
304
307
307
309
309
308

Wednesday 21

Waxing Crescent 17%

09:45

20:51

18 Good
19 Good
20 Good
21 Good
22 OK
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

Sun - Rise: 07:28, Set: 17:51, Transit: 12:40. Moon - Rise: 09:45, Set: 20:51. Civil Dark: 18:17 - 07:02. Nautical Dark: 18:47 - 06:32. Astro Dark: 19:16 - 06:02

Total Clouds (% Sky Obscured)

16
10
9
18
31
51
81
85
96
85
85
53
99
89
97
72
94
95
100
100
100
99
90
98

Low Clouds (% Sky Obscured)

16
10
9
16
29
32
34
15
8
12
9
15
46
72
89
72
92
91
76
59
38
43
15
83

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
4
63
20
24
13
17
39
55
67
71
53
37
54

High Clouds (% Sky Obscured)

0
0
0
0
3
25
55
56
91
76
57
11
96
49
90
39
87
89
100
100
100
97
71
93

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
46
40
38
39
40
41
43
45
50
57
69
84
90
90
85
81
76
74
69
67
64
64
65

Pressure (mb)

1021
1022
1022
1023
1023
1024
1024
1024
1023
1023
1023
1022
1022
1023
1023
1023
1023
1023
1022
1020
1019
1018
1018
1018

Ozone (du)

310
308
305
300
298
296
295
292
291
292
293
292
290
290
289
288
286
285
285
285
284
284
286
288

Thursday 22

Waxing Crescent 26%

10:13

21:53

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:27, Set: 17:52, Transit: 12:40. Moon - Rise: 10:13, Set: 21:53. Civil Dark: 18:18 - 07:01. Nautical Dark: 18:48 - 06:31. Astro Dark: 19:17 - 06:02

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

87
88
90
93
97
99
97
98
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

55
69
76
75
80
98
98
94
71
85
87
77
76
96
92
84
89
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

69
100
100
100
100
68
93
95
77
33
25
88
98
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
1
6
9
9
2
9
4
6
7
6
3
3
2
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
Very Light Rain
Light Rain
None
None
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Ice pellet
Ice pellet
Ice pellet

Precipitation Probability (%)

0
0
0
0
0
3
18
25
61
85
53
41
73
67
60
68
69
53
63
72
89
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.6
0
0
0.6
0.3
0.3
0.2
0.3
0
0.2
0.2
0.3
1
1.2
1.3

Wind Speed/Direction (mph)

6
7
7
7
7
8
9
9
9
9
10
13
14
14
15
15
15
17
17
17
17
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
66
66
66
66
70
76
79
81
86
90
87
83
84
84
81
80
79
79
81
82
86
89
93

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1022
1023
1024
1026
1026
1026
1026
1026
1026
1027
1027

Ozone (du)

290
289
289
290
292
293
292
291
290
289
289
293
294
293
293
293
294
294
293
293
292
294
294
294

Friday 23

Waxing Crescent 37%

10:41

22:56

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:27, Set: 17:53, Transit: 12:40. Moon - Rise: 10:41, Set: 22:56. Civil Dark: 18:19 - 07:01. Nautical Dark: 18:48 - 06:31. Astro Dark: 19:18 - 06:02

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)

100
100
100
100
100
100
100
100
100
98
97
95
93
92
90
91
92
93
90
88
85
88
91
93

Medium Clouds (% Sky Obscured)

96
90
86
87
90
93
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High 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

ISS Passover

Visibility (miles)

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

Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai

Precipitation Probability (%)

95
95
95
95
95
89
76
66
83
70
83
95
95
95
95
95
95
95
95
93
91
95
95
94

Precipitation Amount (mm)

0.9
0.9
0.9
0.7
0.8
0.6
0.5
0.3
0.6
0.3
0.4
1.1
1.2
1
1.2
1.1
0.8
0.7
0.8
0.6
0.6
0.8
0.7
0.6

Wind Speed/Direction (mph)

14
13
13
14
13
13
12
12
12
12
12
11
13
12
11
9
10
9
10
10
9
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-3
-3
-3
-4
-4
-4
-5
-6
-6
-7
-7
-9
-9
-10
-10
-10
-10
-10
-10
-10
-11
-10
-10

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
94
94
94
93
92
94
92
92
94
92
92
92
94
90
90
92
90
90
92
94

Pressure (mb)

1028
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1032
1031
1031
1030
1029
1028
1028
1028

Ozone (du)

294
294
295
295
295
294
294
294
295
294
293
292
292
292
289
289
288
288
287
286
286
285
285
285

Saturday 24

Waxing Crescent 48%

11:12

00:01

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:26, Set: 17:54, Transit: 12:40. Moon - Rise: 11:12, Set: 00:01. Civil Dark: 18:19 - 07:00. Nautical Dark: 18:49 - 06:30. Astro Dark: 19:19 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
99
99
100
97
95
93
91
87
84
86
88
90
90
89
89

Low Clouds (% Sky Obscured)

96
98
100
100
100
100
93
86
79
78
76
75
74
73
72
72
72
72
75
79
82
82
81
79

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
97
97
98
99
95
92
93
91
87
84
85
85
82
87
89
89

High Clouds (% Sky Obscured)

100
100
100
100
100
100
87
74
61
42
24
5
5
10
15
10
5
5
5
5
5
5
10
15

ISS Passover

Visibility (miles)

0
0
1
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

Frozen rai
Frozen rai
Frozen rai
Ice pellet
Snow
Snow
Snow
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

95
91
92
95
95
95
95
95
95
95
91
80
74
70
68
64
61
58
63
68
71
68
66
63

Precipitation Amount (mm)

0.6
0.5
0.5
0.6
1
1.1
1.1
0.8
0.9
1
0.6
0.5
0.4
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.3
0.3
0.3

Wind Speed/Direction (mph)

8
8
9
10
9
9
8
7
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

-6
-6
-6
-6
-7
-7
-7
-8
-8
-8
-9
-9
-9
-9
-9
-9
-8
-7
-6
-6
-5
-4
-4
-4

Feels Like (°C)

-10
-10
-11
-11
-11
-11
-12
-11
-12
-12
-13
-13
-13
-14
-13
-13
-13
-13
-12
-10
-10
-10
-9
-9

Dew Point (°C)

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

Relative Humidity (%)

92
96
96
94
94
96
94
96
94
94
96
94
96
94
94
96
94
96
96
96
96
96
96
98

Pressure (mb)

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

Ozone (du)

285
285
285
285
283
283
282
281
281
279
278
279
280
280
280
280
281
281
282
281
281
280
280
279

Sunday 25

First Quarter 48%

11:48

01:09

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

Sun - Rise: 07:26, Set: 17:55, Transit: 12:41. Moon - Rise: 11:48, Set: 01:09. Civil Dark: 18:20 - 07:00. Nautical Dark: 18:50 - 06:30. Astro Dark: 19:19 - 06:01

Total Clouds (% Sky Obscured)

78
72
73
73
54
45
30
25
5
0
0
5
5
10
55
57
58
54
41
30
14
8
2
3

Low Clouds (% Sky Obscured)

63
47
31
21
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
14
8
2
3

Medium Clouds (% Sky Obscured)

78
72
73
73
54
45
30
25
5
0
0
5
5
10
55
57
56
34
23
11
0
0
0
0

High Clouds (% Sky Obscured)

20
25
30
35
30
30
25
20
5
0
0
5
5
5
4
5
7
8
5
3
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

65
66
61
61
62
64
68
72
76
69
61
54
47
38
19
15
10
1
1
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
9
9
9
8
7
8
9
9
9
9
9
8
8
8
8
7
7
8
8
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-10
-10
-11
-10
-11
-11
-12
-13
-12
-12
-12
-14
-14
-13
-12
-12
-11
-9
-8
-8
-7
-6

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
96
96
98
98
96
98
96
96
94
92
90
87
85
82
81
79
79
78
78
81
82

Pressure (mb)

1030
1031
1031
1032
1032
1033
1033
1033
1034
1034
1035
1035
1035
1036
1037
1038
1038
1039
1039
1039
1038
1038
1038
1039

Ozone (du)

279
279
278
278
278
278
278
279
279
280
281
282
284
286
288
290
292
294
296
299
301
304
305
307

Monday 26

Waxing Gibbous 60%

12:31

02:20

18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK

Sun - Rise: 07:25, Set: 17:56, Transit: 12:41. Moon - Rise: 12:31, Set: 02:20. Civil Dark: 18:21 - 06:59. Nautical Dark: 18:51 - 06:30. Astro Dark: 19:20 - 06:00

Total Clouds (% Sky Obscured)

4
4
3
2
0
0
0
0
0
12
22
32
26
21
19
19
20
22

Low Clouds (% Sky Obscured)

4
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
9
12
11
8
4
8
6
6

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-8
-7
-7
-7
-8
-9
-12
-12
-12
-11
-11
-11
-15
-15
-16
-15
-15

Dew Point (°C)

-6
-6
-7
-8
-9
-10
-11
-11
-12
-13
-13
-13
-14
-13
-13
-12
-10
-9

Relative Humidity (%)

85
87
87
89
87
85
85
85
83
83
83
83
83
83
81
80
80
77

Pressure (mb)

1039
1039
1040
1040
1040
1040
1041
1041
1041
1041
1040
1040
1040
1040
1041
1041
1040
1040

Ozone (du)

309
309
310
310
309
307
305
305
304
303
302
301
300
300
299
299
299
299

Forecast for Grapevine, Tarrant, United States of America (32.95,-97.07)

Generated: 20/01/26 18:54:44. Forecast: 20/01/26 to 26/01/26. Timezone: UTC-6.00