Irwin Hourly Weather Forecast
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Skies will shift from Sunny skies to patchy rain nearby as the day goes on. Temps range from 69° to 75°. Breezy wind, shifting from NE to E at 7.3 mph, as humidity fluctuates between 68% to 96%, and an avg barometric pressure of 30.16 inHg.
Temp
Feel
Humidity
Wind
Pressure
Dew Point
UV
Precip.
3 PM
75°F
77°F
68%
3.8 NE
30.17
63°F
2
20%
Rain est. 0.01in
Rain est. 0.01in
4 PM
75°F
78°F
68%
3.6 E
30.16
64°F
0.5
5%
5 PM
75°F
78°F
68%
4 E
30.15
64°F
0.8
5%
6 PM
74°F
77°F
74%
5.6 E
30.15
65°F
0.2
19%
7 PM
72°F
73°F
85%
9.4 ENE
30.15
67°F
0
25%
8 PM
70°F
71°F
88%
9.4 ENE
30.17
66°F
0
26%
9 PM
72°F
75°F
93%
8.5 ENE
30.18
70°F
0
29%
10 PM
70°F
71°F
92%
9.8 ENE
30.18
67°F
0
21%
11 PM
69°F
70°F
96%
11.6 E
30.17
68°F
0
22%
Fri, Sep 18th 2026
Overcast conditions giving way to light rain shower by evening. Warming trend from 63°F to 89°. Breezy wind, shifting from E to S at 13.7 mph, while humidity ranges from 56% to 98%, and an avg barometric pressure of 29.98 inHg.
Temp
Feel
Humidity
Wind
Pressure
Dew Point
UV
Precip.
12 AM
68°F
67°F
98%
12.1 E
30.16
67°F
0
57%
Rain est. 0.02in
Rain est. 0.02in
1 AM
65°F
64°F
98%
12.3 E
30.14
65°F
0
44%
Rain est. 0.01in
Rain est. 0.01in
2 AM
64°F
62°F
98%
12.3 E
30.13
64°F
0
84%
Rain est. 0.09in
Rain est. 0.09in
3 AM
64°F
61°F
98%
13.2 E
30.12
63°F
0
87%
Rain est. 0.11in
Rain est. 0.11in
4 AM
64°F
60°F
98%
15.2 ESE
30.1
63°F
0
70%
Rain est. 0.03in
Rain est. 0.03in
5 AM
63°F
59°F
98%
15.4 ESE
30.09
63°F
0
67%
Rain est. 0.02in
Rain est. 0.02in
6 AM
63°F
59°F
98%
14.3 ESE
30.09
63°F
0
81%
Rain est. 0.06in
Rain est. 0.06in
7 AM
63°F
58°F
98%
15.9 ESE
30.07
62°F
0
34%
8 AM
63°F
58°F
98%
16.8 ESE
30.06
63°F
0.2
34%
9 AM
64°F
59°F
98%
16.6 SE
30.05
63°F
0.9
44%
10 AM
65°F
60°F
97%
17.2 SE
30.03
64°F
2.2
41%
11 AM
67°F
64°F
94%
16.8 SSE
30.02
66°F
3.6
32%
12 PM
72°F
70°F
87%
16.1 SSE
29.99
68°F
5.5
18%
1 PM
80°F
81°F
68%
17.4 S
29.95
68°F
6.5
15%
2 PM
83°F
87°F
62%
15.9 S
29.92
69°F
6.1
6%
3 PM
86°F
90°F
58%
14.3 SSW
29.88
69°F
5.2
3%
4 PM
86°F
90°F
56%
14.5 SSW
29.86
69°F
3.5
3%
5 PM
88°F
95°F
57%
14.1 SSW
29.84
71°F
1.8
3%
6 PM
89°F
99°F
62%
12.3 S
29.83
74°F
0.6
4%
7 PM
84°F
91°F
72%
8.9 S
29.83
74°F
0
10%
8 PM
82°F
86°F
72%
7.4 S
29.83
72°F
0
18%
9 PM
84°F
88°F
60%
16.1 SSW
29.83
69°F
0
29%
Rain est. 0.01in
Rain est. 0.01in
10 PM
75°F
77°F
85%
9.8 NW
29.88
70°F
0
64%
Rain est. 0.03in
Rain est. 0.03in
11 PM
75°F
80°F
83%
4 S
29.86
69°F
0
25%
Sat, Sep 19th 2026
Starting off Misty conditions, turning Overcast conditions later in the day. Temps range from 67° to 76°. Light winds, shifting from SW to N at 5 mph, with humidity levels between 73% to 95%, and an avg barometric pressure of 29.83 inHg.
Temp
Feel
Humidity
Wind
Pressure
Dew Point
UV
Precip.
12 AM
73°F
77°F
92%
8.1 SW
29.87
70°F
0
85%
Rain est. 0.12in
Rain est. 0.12in
1 AM
76°F
82°F
92%
4.9 SE
29.83
73°F
0
30%
2 AM
75°F
81°F
92%
6.3 S
29.84
73°F
0
30%
3 AM
74°F
82°F
94%
1.3 E
29.82
72°F
0
33%
4 AM
73°F
81°F
94%
2.2 NNE
29.83
72°F
0
36%
5 AM
72°F
77°F
94%
2.9 NE
29.82
70°F
0
24%
6 AM
71°F
76°F
95%
4 E
29.82
69°F
0
20%
7 AM
72°F
78°F
95%
2.7 ESE
29.82
70°F
0
30%
8 AM
67°F
72°F
94%
2.2 SSE
29.83
66°F
0.2
32%
9 AM
68°F
72°F
90%
3.1 NW
29.84
65°F
0.9
18%
10 AM
70°F
72°F
87%
6.5 N
29.84
66°F
2.2
20%
11 AM
71°F
73°F
82%
7.6 NNW
29.84
66°F
3.8
24%
12 PM
72°F
73°F
78%
7.8 NNW
29.84
65°F
5.6
22%
1 PM
73°F
73°F
74%
7.6 NNW
29.84
64°F
6.5
20%
2 PM
72°F
72°F
73%
8.3 N
29.83
63°F
6.4
20%
This hour by hour weather report is valid for ZIP code 51446, accurately covering the area of Irwin, IA.
Currently
|
74°F |
30.18 inHg.
Barometer 69%
Humidity NNE 4.7mph Wind |
| Patchy rain nearby | ||
National Outlook
More Flash Flooding Expected in the Southwest and Plains: 09-17 to 09-19
Thu Sep 17th 2026, 5:06am PDT
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