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Day 1 Outlook • April 19, 2026
Day 2 Outlook • April 20, 2026
Day 3 Outlook • April 21, 2026
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dBZ 5
75

Hazardous Weather Conditions

  • No active alerts for LEWIS, IOWA

Current Conditions: LEWIS, IOWA

ATLANTIC (KAIO)

Partly Cloudy

50.0 F
Humidity:32%
Wind Speed:W 11.4 G 19.7 mph
Barometer:30.12 in
Dewpoint:21.2 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 18 2026, 06:35 PM CDT
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5 Day Forecast for LEWIS, IOWA (51544)

Saturday

High 55 °F
Mostly Cloudy
Saturday
Night
Low 33 °F
Partly Sunny
Sunday

High 60 °F
Partly Sunny
Sunday
Night
Low 33 °F
Partly Cloudy
Monday

High 71 °F
Mostly Sunny
Monday
Night
Low 51 °F
Partly Cloudy
Tuesday

High 82 °F
Mostly Sunny
Tuesday
Night
Low 53 °F
Clear
Wednesday

High 82 °F
Mostly Sunny

Detailed Forecast for LEWIS, IOWA (51544)

Saturday
Mostly Cloudy. High near 55°F. Wind 18 to 21 mph, with gusts as high as 31 mph.
Saturday Night
Partly Sunny. Low around 33°F. Wind 5 to 14 mph, with gusts as high as 21 mph.
Sunday
Partly Sunny. High near 60°F. Wind 8 to 15 mph, with gusts as high as 21 mph.
Sunday Night
Partly Cloudy. Low around 33°F. Wind 7 to 8 mph, with gusts as high as 15 mph.
Monday
Mostly Sunny. High near 71°F. Wind 14 to 17 mph, with gusts as high as 24 mph.
Monday Night
Partly Cloudy. Low around 51°F. Wind 14 to 16 mph, with gusts as high as 24 mph.
Tuesday
Mostly Sunny. High near 82°F. Wind 8 to 12 mph, with gusts as high as 17 mph.
Tuesday Night
Clear. Low around 53°F. Wind around 9 mph, with gusts as high as 15 mph.
Wednesday
Mostly Sunny. High near 82°F. Wind 17 to 22 mph, with gusts as high as 28 mph.
Wednesday Night
Slight Chance of Showers. Low around 60°F. Wind around 22 mph, with gusts as high as 29 mph.
Thursday
Chance of Thunderstorms. High near 77°F. Wind 23 to 28 mph, with gusts as high as 35 mph.
Thursday Night
Thunderstorms Likely. Low around 44°F. Wind around 17 mph, with gusts as high as 22 mph.
Friday
Chance of Rain Showers. High near 59°F. Wind 15 to 22 mph, with gusts as high as 28 mph.
Friday Night
Partly Cloudy. Low around 37°F. Wind around 9 mph, with gusts as high as 16 mph.
IA Radar
Current Radar • IA
Day 1 Outlook • April 19, 2026

Observation History for LEWIS, IOWA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
06:35 PM CDT W 11.4 G 19.7 10.00 Partly Cloudy -- 50.0 21.2 32% NA NA 30.12 1020.0
06:15 PM CDT G 23.0 10.00 Mostly Clear -- 51.8 21.2 30% NA NA 30.12 1020.0
05:55 PM CDT G 33.4 10.00 Clear -- 50.0 19.4 30% NA NA 30.13 1020.3
05:35 PM CDT G 31.1 10.00 Mostly Clear -- 51.8 17.6 26% NA NA 30.12 1020.0
05:15 PM CDT W 18.3 G 30.0 10.00 Mostly Clear -- 51.8 15.8 24% NA NA 30.12 1019.7
04:55 PM CDT NW 17.2 G 26.4 10.00 Mostly Clear -- 51.8 17.6 26% NA NA 30.12 1019.7
04:35 PM CDT G 28.9 10.00 Clear -- 51.8 15.8 24% NA NA 30.12 1019.7
04:15 PM CDT 10.00 Mostly Clear -- NULL % NA NA M
03:55 PM CDT NW 21.9 G 30.0 10.00 Clear and Windy -- 51.8 12.2 20% NA NA 30.13 1020.3
03:15 PM CDT 17.2 G 26.4 10.00 Clear -- 51.8 10.4 19% NA NA 30.13 1020.3
02:55 PM CDT G 26.4 10.00 Clear -- 51.8 10.4 19% NA NA 30.14 1020.7
02:35 PM CDT G 32.2 10.00 Clear -- 50.0 10.4 20% NA NA 30.13 1020.3
02:15 PM CDT G 27.7 10.00 Clear -- 50.0 10.4 20% NA NA 30.14 1020.7
01:55 PM CDT 10.00 NULL -- 50.0 14.0 23% NA NA 30.14 1020.7
01:35 PM CDT G 31.1 10.00 Clear -- 48.2 14.0 25% NA NA 30.14 1020.7
01:15 PM CDT 13.8 G 31.1 10.00 Clear -- 48.2 14.0 25% 42.6 NA 30.15 1021.0
12:55 PM CDT G 28.9 10.00 Clear -- 48.2 14.0 25% NA NA 30.14 1020.7
11:55 AM CDT G 31.1 10.00 Clear -- 44.6 15.8 31% NA NA 30.14 1020.7
11:35 AM CDT G 34.5 10.00 Clear -- 44.6 17.6 34% NA NA 30.14 1020.7
11:15 AM CDT 10.00 Clear -- 44.6 17.6 34% NA NA 30.14 1020.7
10:55 AM CDT NW 19.6 G 27.6 10.00 Clear and Windy -- 42.8 17.6 36% 34.3 NA 30.13 1020.3
10:35 AM CDT G 27.6 10.00 Clear -- NULL % NA NA M
09:55 AM CDT G 27.7 10.00 Clear -- 41.0 19.4 42% NA NA 30.12 1020.0
07:55 AM CDT 10.00 Clear -- 33.8 23.0 64% NA NA 30.10 1019.3

Regional Weather Observation

ATLANTIC (KAIO)

Partly Cloudy
50.0 F

HARLAN MUNI (KHNR)

Clear
50.0 F

RED OAK (KRDK)

Clear
51.8 F

DENISON (KDNS)

Clear
50.0 F

COUNCIL BLUFFS (KCBF)

Clear
53.6 F

OMAHA/EPPLEY (KOMA)

Mostly Clear
53.6 F
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