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Flash flood risk to focus on parts of central US. Get the forecast Chevron right

Marengo, IA

78°F
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Marengo

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2
Flood Warning

July 19 - September 1

Sat 7/19

86° /70°
96%
Clouds breaking with a couple of drenching thunderstorms; humid; thunderstorms could bring damaging winds, flash flooding and hail
alerts

Flood Watch

1:00 AM Saturday - 1:00 PM Sunday

RealFeel®70°

Cloud Cover69%

WindENE 5 mph

Wind Gusts14 mph

Sun 7/20

81° /66°
40%
Mostly cloudy and humid with a thunderstorm in parts of the area
alerts

Flood Warning

12:27 PM Sunday - 8:30 PM Sunday

alerts

Flood Watch

1:00 AM Saturday - 1:00 PM Sunday

RealFeel®88°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindE 8 mph

Mon 7/21

81° /72°
80%
Mostly cloudy and humid with a thunderstorm

RealFeel®91°

RealFeel Shade™88°

Max UV Index2 (Low)

WindESE 8 mph

Tue 7/22

91° /74°
25%
Very humid with clouds and breaks of sun

RealFeel®106°

RealFeel Shade™99°

Max UV Index5 (Moderate)

WindSSE 8 mph

Wed 7/23

95° /72°
88%
Partly sunny, hot and humid with a couple of thunderstorms; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®109°

RealFeel Shade™104°

Max UV Index10 (Very High)

WindS 9 mph

Thu 7/24

91° /70°
67%
Uncomfortably humid with sun yielding to clouds; a couple of thunderstorms in the afternoon

RealFeel®107°

RealFeel Shade™102°

Max UV Index10 (Very High)

WindSW 6 mph

Fri 7/25

90° /70°
39%
Intervals of clouds and sunshine with a thunderstorm in spots; very humid

RealFeel®105°

RealFeel Shade™101°

Max UV Index7 (High)

WindWNW 4 mph

Sat 7/26

85° /68°
70%
Cloudy and humid; rain and a thunderstorm in the morning followed by heavy showers in the afternoon

RealFeel®93°

RealFeel Shade™93°

Max UV Index3 (Moderate)

WindE 4 mph

Sun 7/27

90° /70°
55%
A couple of showers in the morning; otherwise, humid with variable cloudiness

RealFeel®105°

RealFeel Shade™98°

Max UV Index5 (Moderate)

WindNE 5 mph

Mon 7/28

92° /71°
2%
Hot and humid with times of clouds and sun

RealFeel®108°

RealFeel Shade™100°

Max UV Index7 (High)

WindSE 4 mph

Tue 7/29

87° /66°
1%
Humid with more sun than clouds

RealFeel®97°

RealFeel Shade™92°

Max UV Index8 (Very High)

WindN 7 mph

Wed 7/30

89° /68°
2%
Mostly sunny and humid

RealFeel®105°

RealFeel Shade™98°

Max UV Index9 (Very High)

WindENE 1 mph

Thu 7/31

88° /65°
36%
Partly sunny and humid; an afternoon shower in places

RealFeel®102°

RealFeel Shade™95°

Max UV Index9 (Very High)

WindNE 1 mph

Fri 8/1

84° /62°
25%
Humid with a blend of sun and clouds

RealFeel®94°

RealFeel Shade™90°

Max UV Index4 (Moderate)

WindSW 5 mph

Sat 8/2

79° /66°
40%
Mostly cloudy and humid; a thunderstorm in spots in the afternoon

RealFeel®85°

RealFeel Shade™84°

Max UV Index4 (Moderate)

WindSW 4 mph

Sun 8/3

80° /65°
55%
Mostly cloudy and humid; a morning shower in spots followed by a little rain in the afternoon

RealFeel®85°

RealFeel Shade™84°

Max UV Index6 (High)

WindSSW 2 mph

Mon 8/4

79° /66°
10%
Humid with sunshine

RealFeel®87°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindSSW 6 mph

Tue 8/5

85° /66°
25%
Humid with sunshine and a few clouds

RealFeel®92°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindWNW 6 mph

Wed 8/6

82° /63°
5%
Brilliant sunshine

RealFeel®90°

RealFeel Shade™82°

Max UV Index9 (Very High)

WindN 4 mph

Thu 8/7

80° /65°
63%
Cloudy and humid with a couple of showers and a thunderstorm

RealFeel®82°

RealFeel Shade™82°

Max UV Index2 (Low)

WindSE 6 mph

Fri 8/8

78° /65°
41%
Mostly cloudy and humid with a shower in spots

RealFeel®80°

RealFeel Shade™80°

Max UV Index2 (Low)

WindN 6 mph

Sat 8/9

79° /62°
40%
Mostly sunny with a thundershower in spots in the afternoon

RealFeel®86°

RealFeel Shade™78°

Max UV Index9 (Very High)

WindENE 5 mph

Sun 8/10

78° /62°
25%
Sunshine

RealFeel®85°

RealFeel Shade™79°

Max UV Index8 (Very High)

WindESE 5 mph

Mon 8/11

79° /64°
20%
Humid with sunshine and a few clouds

RealFeel®87°

RealFeel Shade™79°

Max UV Index8 (Very High)

WindSSE 6 mph

Tue 8/12

81° /65°
20%
Mostly sunny and humid

RealFeel®88°

RealFeel Shade™84°

Max UV Index8 (Very High)

WindS 7 mph

Wed 8/13

84° /64°
67%
Cloudy and humid; periods of rain in the morning, then afternoon showers and thunderstorms

RealFeel®86°

RealFeel Shade™86°

Max UV Index2 (Low)

WindSSE 9 mph

Thu 8/14

78° /58°
55%
A thick cloud cover; a little morning rain followed by a shower in spots in the afternoon

RealFeel®76°

RealFeel Shade™76°

Max UV Index2 (Low)

WindNW 10 mph

Fri 8/15

76° /57°
20%
Sun followed by increasing clouds

RealFeel®81°

RealFeel Shade™75°

Max UV Index8 (Very High)

WindNNW 5 mph

Sat 8/16

77° /57°
25%
Cloudy

RealFeel®76°

RealFeel Shade™75°

Max UV Index2 (Low)

WindNNW 5 mph

Sun 8/17

76° /56°
20%
Partly sunny

RealFeel®82°

RealFeel Shade™73°

Max UV Index8 (Very High)

WindNNE 5 mph

Mon 8/18

76° /56°
20%
Mostly sunny

RealFeel®80°

RealFeel Shade™74°

Max UV Index8 (Very High)

WindE 7 mph

Tue 8/19

77° /64°
25%
Mostly cloudy

RealFeel®77°

RealFeel Shade™77°

Max UV Index3 (Moderate)

WindESE 8 mph

Wed 8/20

78° /64°
25%
Turning cloudy and humid

RealFeel®81°

RealFeel Shade™81°

Max UV Index4 (Moderate)

WindSSE 7 mph

Thu 8/21

81° /63°
61%
Humid with clouds and breaks of sun; a couple of showers and a thunderstorm in the afternoon

RealFeel®86°

RealFeel Shade™86°

Max UV Index4 (Moderate)

WindN 4 mph

Fri 8/22

81° /63°
20%
Mostly sunny and humid

RealFeel®87°

RealFeel Shade™84°

Max UV Index7 (High)

WindENE 6 mph

Sat 8/23

82° /64°
25%
Cloudy and humid

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindSSE 12 mph

Sun 8/24

82° /64°
64%
A couple of morning showers; otherwise, mainly cloudy and humid

RealFeel®87°

RealFeel Shade™86°

Max UV Index2 (Low)

WindWSW 10 mph

Mon 8/25

81° /62°
25%
Rather cloudy and humid

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindNNE 5 mph

Tue 8/26

76° /62°
25%
Turning cloudy

RealFeel®75°

RealFeel Shade™75°

Max UV Index5 (Moderate)

WindSE 8 mph

Wed 8/27

83° /62°
65%
A couple of morning showers and a thunderstorm; otherwise, humid with decreasing clouds

RealFeel®89°

RealFeel Shade™83°

Max UV Index7 (High)

WindW 10 mph

Thu 8/28

80° /60°
5%
Less humid with plenty of sunshine

RealFeel®85°

RealFeel Shade™78°

Max UV Index7 (High)

WindWNW 4 mph

Fri 8/29

80° /62°
55%
Clouds and sunshine with a thundershower in the afternoon

RealFeel®80°

RealFeel Shade™78°

Max UV Index3 (Moderate)

WindSE 6 mph

Sat 8/30

79° /63°
25%
Overcast

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindSE 9 mph

Sun 8/31

84° /63°
5%
Humid with plenty of sunshine

RealFeel®86°

RealFeel Shade™83°

Max UV Index7 (High)

WindS 12 mph

Mon 9/1

83° /60°
1%
Plenty of sunshine

RealFeel®86°

RealFeel Shade™84°

Max UV Index7 (High)

WindS 13 mph

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World North America United States Iowa Marengo

Weather Near Marengo:

  • Cedar Rapids, IA
  • Iowa City, IA
  • Waterloo, IA
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