Lookup NWS Hourly Forecast using ZIP Code


Each hour in this forecast contains an indicator of how accurate the forecast has been.
The values range from 98% to 70% accuracy seven days out. The darker the gray background
the less accurate the forecast has been. These percentages are based on the historical performance of this forecast model.

ZIP Code:

Forecast for Union located in Boone County, Kentucky
Latitude: 38.938238 , Longitude: -84.753014

Forecast Updated Thursday 5/21/2026 4:00:00 PM EDT

Period Date/Time Forecast Temperature Dew Point RH Wind
1 5/21 6:00 PM
Thursday
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Mostly Cloudy
67°F 54°F 64% NE 8 mph
2 5/21 7:00 PM
Thursday
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Mostly Cloudy
66°F 54°F 66% NE 7 mph
3 5/21 8:00 PM
Thursday
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Mostly Cloudy
66°F 54°F 65% NE 7 mph
4 5/21 9:00 PM
Thursday
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Mostly Cloudy
63°F 53°F 70% NE 7 mph
5 5/21 10:00 PM
Thursday
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Mostly Cloudy
62°F 53°F 73% E 6 mph
6 5/21 11:00 PM
Thursday
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Mostly Cloudy
61°F 52°F 72% E 7 mph
7 5/22 12:00 AM
Friday
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Mostly Cloudy
61°F 53°F 75% E 6 mph
8 5/22 1:00 AM
Friday
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Mostly Cloudy
60°F 53°F 76% NE 6 mph
9 5/22 2:00 AM
Friday
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Mostly Cloudy
59°F 52°F 78% NE 6 mph
10 5/22 3:00 AM
Friday
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Mostly Cloudy
57°F 52°F 80% NE 6 mph
11 5/22 4:00 AM
Friday
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Mostly Cloudy
57°F 53°F 86% NE 6 mph
12 5/22 5:00 AM
Friday
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Mostly Cloudy
57°F 53°F 87% E 6 mph
13 5/22 6:00 AM
Friday
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Mostly Cloudy
56°F 54°F 90% E 6 mph
14 5/22 7:00 AM
Friday
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Mostly Cloudy
57°F 54°F 94% E 6 mph
15 5/22 8:00 AM
Friday
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Slight Chance Rain Showers
58°F 55°F 90% E 7 mph
16 5/22 9:00 AM
Friday
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Slight Chance Rain Showers
59°F 57°F 92% E 6 mph
17 5/22 10:00 AM
Friday
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Chance Rain Showers
62°F 59°F 90% E 6 mph
18 5/22 11:00 AM
Friday
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Chance Rain Showers
64°F 60°F 88% E 6 mph
19 5/22 12:00 PM
Friday
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Rain Showers Likely
66°F 62°F 89% E 6 mph
20 5/22 1:00 PM
Friday
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Rain Showers
67°F 64°F 89% E 6 mph
21 5/22 2:00 PM
Friday
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Showers And Thunderstorms
68°F 65°F 89% E 6 mph
22 5/22 3:00 PM
Friday
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Showers And Thunderstorms
70°F 65°F 87% E 6 mph
23 5/22 4:00 PM
Friday
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Showers And Thunderstorms
70°F 66°F 87% E 6 mph
24 5/22 5:00 PM
Friday
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Showers And Thunderstorms
70°F 66°F 87% E 6 mph
25 5/22 6:00 PM
Friday
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Showers And Thunderstorms
71°F 66°F 86% E 7 mph
26 5/22 7:00 PM
Friday
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Showers And Thunderstorms
70°F 65°F 86% E 7 mph
27 5/22 8:00 PM
Friday
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Showers And Thunderstorms
70°F 65°F 84% E 7 mph
28 5/22 9:00 PM
Friday
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Showers And Thunderstorms
68°F 65°F 91% E 7 mph
29 5/22 10:00 PM
Friday
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Showers And Thunderstorms Likely
67°F 65°F 93% SE 7 mph
30 5/22 11:00 PM
Friday
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Showers And Thunderstorms Likely
67°F 64°F 92% SE 7 mph
31 5/23 12:00 AM
Saturday
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Showers And Thunderstorms Likely
66°F 64°F 93% SE 8 mph
32 5/23 1:00 AM
Saturday
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Showers And Thunderstorms
67°F 65°F 93% SE 8 mph
33 5/23 2:00 AM
Saturday
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Showers And Thunderstorms
66°F 64°F 93% S 8 mph
34 5/23 3:00 AM
Saturday
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Showers And Thunderstorms Likely
65°F 64°F 97% S 8 mph
35 5/23 4:00 AM
Saturday
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Showers And Thunderstorms Likely
65°F 64°F 97% S 8 mph
36 5/23 5:00 AM
Saturday
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Showers And Thunderstorms
64°F 64°F 98% S 9 mph
37 5/23 6:00 AM
Saturday
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Showers And Thunderstorms
63°F 63°F 100% S 9 mph
38 5/23 7:00 AM
Saturday
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Showers And Thunderstorms
64°F 64°F 100% S 9 mph
39 5/23 8:00 AM
Saturday
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Rain Showers
65°F 65°F 100% S 9 mph
40 5/23 9:00 AM
Saturday
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Rain Showers
66°F 66°F 100% S 9 mph
41 5/23 10:00 AM
Saturday
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Rain Showers
67°F 67°F 100% SW 10 mph
42 5/23 11:00 AM
Saturday
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Showers And Thunderstorms
69°F 68°F 96% SW 10 mph
43 5/23 12:00 PM
Saturday
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Showers And Thunderstorms
71°F 69°F 94% SW 10 mph
44 5/23 1:00 PM
Saturday
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Showers And Thunderstorms
72°F 69°F 90% SW 10 mph
45 5/23 2:00 PM
Saturday
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Showers And Thunderstorms
74°F 69°F 85% SW 10 mph
46 5/23 3:00 PM
Saturday
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Showers And Thunderstorms
75°F 69°F 83% SW 10 mph
47 5/23 4:00 PM
Saturday
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Showers And Thunderstorms
75°F 68°F 80% W 9 mph
48 5/23 5:00 PM
Saturday
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Showers And Thunderstorms
75°F 68°F 79% W 8 mph
49 5/23 6:00 PM
Saturday
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Showers And Thunderstorms
75°F 68°F 79% W 7 mph
50 5/23 7:00 PM
Saturday
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Showers And Thunderstorms
75°F 67°F 78% W 6 mph
51 5/23 8:00 PM
Saturday
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Slight Chance Rain Showers
74°F 67°F 80% W 5 mph
52 5/23 9:00 PM
Saturday
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Slight Chance Rain Showers
72°F 66°F 83% W 5 mph
53 5/23 10:00 PM
Saturday
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Slight Chance Rain Showers
69°F 65°F 88% W 3 mph
54 5/23 11:00 PM
Saturday
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Slight Chance Rain Showers
67°F 64°F 91% W 3 mph
55 5/24 12:00 AM
Sunday
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Slight Chance Rain Showers
65°F 63°F 92% W 3 mph
56 5/24 1:00 AM
Sunday
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Slight Chance Rain Showers
64°F 63°F 95% SW 2 mph
57 5/24 2:00 AM
Sunday
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Partly Cloudy
63°F 62°F 96% SW 2 mph
58 5/24 3:00 AM
Sunday
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Mostly Cloudy
62°F 61°F 96% SW 2 mph
59 5/24 4:00 AM
Sunday
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Mostly Cloudy
61°F 61°F 99% SW 2 mph
60 5/24 5:00 AM
Sunday
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Mostly Cloudy
61°F 61°F 100% SW 2 mph
61 5/24 6:00 AM
Sunday
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Partly Sunny
61°F 61°F 100% SW 2 mph
62 5/24 7:00 AM
Sunday
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Partly Sunny
62°F 62°F 100% SW 2 mph
63 5/24 8:00 AM
Sunday
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Partly Sunny
63°F 63°F 100% SW 2 mph
64 5/24 9:00 AM
Sunday
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Partly Sunny
66°F 64°F 93% SW 2 mph
65 5/24 10:00 AM
Sunday
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Mostly Sunny
69°F 65°F 87% SW 3 mph
66 5/24 11:00 AM
Sunday
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Mostly Sunny
72°F 66°F 81% SW 3 mph
67 5/24 12:00 PM
Sunday
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Partly Sunny
75°F 67°F 77% SW 3 mph
68 5/24 1:00 PM
Sunday
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Partly Sunny
77°F 67°F 72% SW 5 mph
69 5/24 2:00 PM
Sunday
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Chance Showers And Thunderstorms
77°F 67°F 72% SW 5 mph
70 5/24 3:00 PM
Sunday
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Chance Showers And Thunderstorms
78°F 67°F 69% SW 5 mph
71 5/24 4:00 PM
Sunday
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Chance Showers And Thunderstorms
79°F 67°F 68% SW 3 mph
72 5/24 5:00 PM
Sunday
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Chance Showers And Thunderstorms
78°F 67°F 69% SW 3 mph
73 5/24 6:00 PM
Sunday
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Chance Showers And Thunderstorms
78°F 67°F 70% SW 3 mph
74 5/24 7:00 PM
Sunday
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Chance Showers And Thunderstorms
77°F 67°F 72% SW 2 mph
75 5/24 8:00 PM
Sunday
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Chance Rain Showers
77°F 67°F 73% S 2 mph
76 5/24 9:00 PM
Sunday
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Chance Rain Showers
74°F 66°F 78% SE 2 mph
77 5/24 10:00 PM
Sunday
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Chance Rain Showers
71°F 65°F 82% NE 2 mph
78 5/24 11:00 PM
Sunday
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Chance Rain Showers
69°F 64°F 85% N 2 mph
79 5/25 12:00 AM
Monday
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Chance Rain Showers
68°F 64°F 86% NE 2 mph
80 5/25 1:00 AM
Monday
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Chance Rain Showers
67°F 63°F 87% E 2 mph
81 5/25 2:00 AM
Monday
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Chance Rain Showers
67°F 63°F 88% SE 2 mph
82 5/25 3:00 AM
Monday
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Chance Rain Showers
66°F 63°F 91% SE 2 mph
83 5/25 4:00 AM
Monday
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Chance Rain Showers
65°F 62°F 92% E 2 mph
84 5/25 5:00 AM
Monday
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Chance Rain Showers
64°F 62°F 94% E 2 mph
85 5/25 6:00 AM
Monday
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Chance Rain Showers
64°F 62°F 95% E 2 mph
86 5/25 7:00 AM
Monday
Icon
Chance Rain Showers
64°F 63°F 98% E 2 mph
87 5/25 8:00 AM
Monday
Icon
Chance Rain Showers
65°F 64°F 98% E 2 mph
88 5/25 9:00 AM
Monday
Icon
Chance Rain Showers
67°F 65°F 94% E 2 mph
89 5/25 10:00 AM
Monday
Icon
Chance Rain Showers
70°F 66°F 88% E 3 mph
90 5/25 11:00 AM
Monday
Icon
Chance Rain Showers
73°F 67°F 82% E 3 mph
91 5/25 12:00 PM
Monday
Icon
Chance Rain Showers
74°F 68°F 80% E 3 mph
92 5/25 1:00 PM
Monday
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Chance Rain Showers
75°F 68°F 78% E 3 mph
93 5/25 2:00 PM
Monday
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Chance Showers And Thunderstorms
76°F 68°F 75% E 3 mph
94 5/25 3:00 PM
Monday
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Chance Showers And Thunderstorms
77°F 68°F 73% E 3 mph
95 5/25 4:00 PM
Monday
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Chance Showers And Thunderstorms
78°F 68°F 71% E 3 mph
96 5/25 5:00 PM
Monday
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Chance Showers And Thunderstorms
78°F 68°F 71% SE 3 mph
97 5/25 6:00 PM
Monday
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Chance Showers And Thunderstorms
78°F 68°F 71% SE 3 mph
98 5/25 7:00 PM
Monday
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Chance Showers And Thunderstorms
77°F 67°F 72% E 2 mph
99 5/25 8:00 PM
Monday
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Chance Showers And Thunderstorms
76°F 67°F 75% E 2 mph
100 5/25 9:00 PM
Monday
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Chance Showers And Thunderstorms
74°F 66°F 78% E 2 mph
101 5/25 10:00 PM
Monday
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Chance Showers And Thunderstorms
72°F 66°F 82% E 2 mph
102 5/25 11:00 PM
Monday
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Chance Showers And Thunderstorms
70°F 65°F 85% E 2 mph
103 5/26 12:00 AM
Tuesday
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Chance Showers And Thunderstorms
69°F 65°F 85% E 2 mph
104 5/26 1:00 AM
Tuesday
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Chance Showers And Thunderstorms
69°F 64°F 85% E 2 mph
105 5/26 2:00 AM
Tuesday
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Chance Rain Showers
68°F 64°F 86% E 2 mph
106 5/26 3:00 AM
Tuesday
Icon
Chance Rain Showers
67°F 64°F 89% E 2 mph
107 5/26 4:00 AM
Tuesday
Icon
Chance Rain Showers
66°F 63°F 92% E 3 mph
108 5/26 5:00 AM
Tuesday
Icon
Chance Rain Showers
65°F 63°F 95% E 3 mph
109 5/26 6:00 AM
Tuesday
Icon
Chance Rain Showers
65°F 63°F 95% E 3 mph
110 5/26 7:00 AM
Tuesday
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Chance Rain Showers
65°F 64°F 97% E 3 mph
111 5/26 8:00 AM
Tuesday
Icon
Rain Showers Likely
66°F 65°F 97% E 3 mph
112 5/26 9:00 AM
Tuesday
Icon
Rain Showers Likely
68°F 66°F 94% E 3 mph
113 5/26 10:00 AM
Tuesday
Icon
Rain Showers Likely
70°F 67°F 90% E 5 mph
114 5/26 11:00 AM
Tuesday
Icon
Rain Showers Likely
73°F 68°F 85% E 5 mph
115 5/26 12:00 PM
Tuesday
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Rain Showers Likely
75°F 69°F 82% E 5 mph
116 5/26 1:00 PM
Tuesday
Icon
Rain Showers Likely
77°F 69°F 78% SE 5 mph
117 5/26 2:00 PM
Tuesday
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Chance Showers And Thunderstorms
78°F 69°F 76% SE 5 mph
118 5/26 3:00 PM
Tuesday
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Chance Showers And Thunderstorms
79°F 69°F 73% SE 5 mph
119 5/26 4:00 PM
Tuesday
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Chance Showers And Thunderstorms
79°F 69°F 72% SE 5 mph
120 5/26 5:00 PM
Tuesday
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Chance Showers And Thunderstorms
79°F 69°F 72% SE 5 mph
121 5/26 6:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
79°F 69°F 71% SE 5 mph
122 5/26 7:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
79°F 69°F 72% SE 3 mph
123 5/26 8:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
78°F 68°F 72% SE 3 mph
124 5/26 9:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
76°F 67°F 74% SE 3 mph
125 5/26 10:00 PM
Tuesday
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Chance Showers And Thunderstorms
73°F 66°F 80% SE 3 mph
126 5/26 11:00 PM
Tuesday
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Chance Showers And Thunderstorms
71°F 65°F 83% SE 3 mph
127 5/27 12:00 AM
Wednesday
Icon
Chance Showers And Thunderstorms
70°F 64°F 83% SE 3 mph
128 5/27 1:00 AM
Wednesday
Icon
Chance Showers And Thunderstorms
70°F 64°F 82% SE 3 mph
129 5/27 2:00 AM
Wednesday
Icon
Chance Rain Showers
70°F 64°F 82% SE 3 mph
130 5/27 3:00 AM
Wednesday
Icon
Chance Rain Showers
69°F 64°F 85% SE 3 mph
131 5/27 4:00 AM
Wednesday
Icon
Chance Rain Showers
68°F 64°F 89% SE 3 mph
132 5/27 5:00 AM
Wednesday
Icon
Chance Rain Showers
67°F 64°F 92% SE 3 mph
133 5/27 6:00 AM
Wednesday
Icon
Chance Rain Showers
66°F 64°F 93% SE 3 mph
134 5/27 7:00 AM
Wednesday
Icon
Chance Rain Showers
66°F 64°F 94% SE 5 mph
135 5/27 8:00 AM
Wednesday
Icon
Rain Showers Likely
67°F 65°F 94% SE 5 mph
136 5/27 9:00 AM
Wednesday
Icon
Rain Showers Likely
69°F 66°F 91% SE 5 mph
137 5/27 10:00 AM
Wednesday
Icon
Rain Showers Likely
72°F 68°F 89% SE 5 mph
138 5/27 11:00 AM
Wednesday
Icon
Rain Showers Likely
74°F 69°F 85% S 5 mph
139 5/27 12:00 PM
Wednesday
Icon
Rain Showers Likely
76°F 70°F 83% S 5 mph
140 5/27 1:00 PM
Wednesday
Icon
Rain Showers Likely
77°F 70°F 80% S 5 mph
141 5/27 2:00 PM
Wednesday
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Showers And Thunderstorms Likely
78°F 70°F 77% S 5 mph
142 5/27 3:00 PM
Wednesday
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Showers And Thunderstorms Likely
79°F 70°F 75% S 5 mph
143 5/27 4:00 PM
Wednesday
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Showers And Thunderstorms Likely
79°F 69°F 72% S 6 mph
144 5/27 5:00 PM
Wednesday
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Showers And Thunderstorms Likely
79°F 69°F 72% S 6 mph
145 5/27 6:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
79°F 69°F 71% S 6 mph
146 5/27 7:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
78°F 68°F 71% SE 5 mph
147 5/27 8:00 PM
Wednesday
Icon
Chance Showers And Thunderstorms
77°F 68°F 74% SE 5 mph
148 5/27 9:00 PM
Wednesday
Icon
Chance Showers And Thunderstorms
75°F 67°F 77% SE 5 mph
149 5/27 10:00 PM
Wednesday
Icon
Chance Showers And Thunderstorms
72°F 66°F 81% SE 3 mph
150 5/27 11:00 PM
Wednesday
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Chance Showers And Thunderstorms
70°F 65°F 84% SE 3 mph
151 5/28 12:00 AM
Thursday
Icon
Chance Showers And Thunderstorms
69°F 64°F 84% SE 3 mph
152 5/28 1:00 AM
Thursday
Icon
Chance Showers And Thunderstorms
69°F 64°F 84% SE 3 mph
153 5/28 2:00 AM
Thursday
Icon
Chance Rain Showers
69°F 63°F 82% SE 3 mph
154 5/28 3:00 AM
Thursday
Icon
Chance Rain Showers
68°F 62°F 83% SE 3 mph
155 5/28 4:00 AM
Thursday
Icon
Chance Rain Showers
67°F 62°F 86% E 3 mph
156 5/28 5:00 AM
Thursday
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Chance Rain Showers
66°F 62°F 89% E 3 mph

ZIP Code File Updated: 5/1/2026 3:17:36 PM
Database Loaded: 5/1/2026 3:38:08 PM with 41,141 Records

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