NWS Watch, Warning, Advisory or Statement is in effect for Boone County, KY. View Alert

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 Friday 5/22/2026 4:00:00 AM EDT

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

5,190 Views

Time: Fri 22-May-2026 at 09:37 EDT (Fri 22-May-2026 at 13:37 UTC) Page Modified: 1/13/2025 6:00:14 PM (PID:19)