DECATUR, MI 49045 Weather Forecast & Current Conditions

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49045 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SOUTH HAVEN AREA RG, MI Current Weather
11:15 AM EDT APR 30, 2026
Few Clouds 46°F
Feels Like:	41°F
Dewpoint:	36°F
Rel. Hum.:	68%
Visibility:	10 miles
Wind:	W at 9 mph
Pressure:	30.04 inches
Last 72 hours
Local Area Snow Depth
Michigan Current Weather
Michigan MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

49045 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	DECATUR, MI 49045 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Partly sunny late in the morning then becoming mostly sunny. Highs in the lower 50s. Northwest winds 5 to 15 mph. Gusts up to 25 mph in the afternoon.

TONIGHT
Mostly cloudy with a 40 percent chance of rain showers. Areas of frost after midnight. Lows in the mid 30s. Light winds. Gusts up to 20 mph in the evening.

FRIDAY
Mostly cloudy in the morning then becoming mostly sunny. Widespread frost in the morning. Highs in the upper 40s. Northwest winds around 10 mph increasing to 10 to 15 mph with gusts to around 25 mph in the afternoon.

FRIDAY NIGHT
Mostly clear. Lows in the lower 30s. Northwest winds 5 to 10 mph with gusts to around 25 mph in the evening becoming light.

SATURDAY
Mostly sunny. Highs around 50. Light winds becoming northwest 5 to 15 mph with gusts to around 25 mph in the afternoon.

SATURDAY NIGHT
Mostly clear. Lows in the lower 30s.

SUNDAY
Mostly sunny in the morning then becoming partly sunny. A 20 percent chance of rain showers. Highs in the lower 60s.

SUNDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. A 40 percent chance of rain showers. Lows in the mid 40s.

MONDAY
Mostly sunny in the morning then becoming partly sunny. A 30 percent chance of rain showers. Highs in the mid 60s.

MONDAY NIGHT
Partly cloudy with a 50 percent chance of rain showers. Lows in the mid 40s.

TUESDAY
Mostly sunny with a 50 percent chance of rain showers. Highs in the lower 60s.

TUESDAY NIGHT
Partly cloudy with a 50 percent chance of rain showers. Lows in the mid 40s.

WEDNESDAY
Partly sunny with a 50 percent chance of rain showers. Highs in the lower 60s.

49045 WEATHER SATELLITE LOOPS

Visible Weather Satellite
DECATUR, MI 49045

Infrared Weather Satellite
DECATUR, MI 49045

49045 WEATHER RADAR LOOP

NEXRAD Weather Radar
DECATUR, MI 49045

MOS COMPUTER WEATHER FORECAST

SOUTH HAVEN AREA RG, MI 3 hourly weather forecast

weather forecast created 8:00 PM EDT 4/29/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
30 APR 2026

2 AM

49°

49°

Overcast

53%
RAIN
.5–1 in

0% Thunder
( 0% severe)

SW 1

93%

47°

Low 46°

5 AM

48°

47°

Overcast

SSW 1

93%

46°

High 55°

8 AM

47°

46°

Overcast

68%
RAIN
.1–.25 in

0% Thunder
( 0% severe)

SSW 1

96%

46°

Overcast

Rain Likely

11 AM

47°

46°

Overcast

SSW 1

96%

46°

2 PM

51°

51°

Mostly Cloudy

78%
RAIN
.1–.25 in

0% Thunder
( 0% severe)

SSW 1

86%

47°

5 PM

53°

53°

Mostly Cloudy

SSW 2

80%

47°

8 PM

53°

53°

Mostly Cloudy

54%
RAIN
.1–.25 in

0% Thunder
( 0% severe)

SSW 1

80%

47°

11 PM

51°

51°

Mostly Cloudy

CALM

86%

47°

Friday
1 MAY 2026

2 AM

47°

46°

Mostly Cloudy

8%

0% Thunder
( 0% severe)

CALM

93%

45°

Low 43°

5 AM

45°

44°

Mostly Cloudy

CALM

96%

44°

High 61°

8 AM

44°

43°

Mostly Cloudy

9%

0% Thunder
( 0% severe)

CALM

96%

43°

Mostly Cloudy

Chance of Rain

11 AM

46°

45°

Mostly Cloudy

CALM

93%

44°

2 PM

53°

53°

Mostly Cloudy

29%
RAIN
<.01 in

0% Thunder
( 0% severe)

CALM

77%

46°

5 PM

58°

59°

Mostly Cloudy

NW 1

64%

46°

8 PM

59°

60°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 0% severe)

NW 2

60%

45°

11 PM

54°

54°

Partly Cloudy

WNW 1

69%

44°


SOUTH HAVEN AREA RG, MI extended weather forecast
Saturday 2 MAY 2026	Sunday 3 MAY 2026	Monday 4 MAY 2026	Tuesday 5 MAY 2026	Wednesday 6 MAY 2026
Low 31°	Low 33°	Low 51°	Low 47°	Low 36°
High 48°	High 62°	High 65°	High 54°	High 54°

Partly Cloudy 9% Rain/Snow	Partly Cloudy 8% Rain	Overcast 49% Rain	Overcast 66% Rain	Overcast 39% Rain

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