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Shaded-relief atlas plate of Ontwa, Michigan: rivers, roads, the city limits and where the water drains.
MICHIGAN · CASS COUNTY

Ontwa

6,835 people, 870 ft above sea level in Cass County.

870 ftElevation, city center
6,835People, 2024 estimate
19 sq miLand area
Sunny 74°
Sunny now Dew point 54° · SSW 6 mph · high 75°
City of Ontwa River Interstate 2 miles
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The Ontwa plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.

MILE1
TODAY

Today in Ontwa

NWS forecast and National Blend of Models · updated 1:00 PM EDT
RIGHT NOW South Bend International Airport (KSBN) · 1:54 PM
Sunny
74° Sunny Feels like 74° · high of 75° near 4 PM
WindSSW 6 mphno gusts
Humidity50%falling to 50% this afternoon
Pressure30.05 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 54° · Dry65° by Thursday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Mostly cloudy
Tomorrow, about 1 PMin about 22 hours · 66% chance · rain
LIKELY AMOUNT0.1–0.8 inmost likely 0.2; 1 in 10 over 1.8
LAST RAINSept. 201.71 in · 9 dry days
ALERTS & OUTLOOKS
No watches or warnings for Cass County
NWS Northern Indiana and the Storm Prediction Center · checked 2:48 PM
SUN & MOON
↑ 7:38 AM7:30 PM ↓
11 h 51 m of daylight, 3 minutes less than yesterday
Waning gibbous, 89% lit. The Harvest Moon was full Saturday.
AIR & POLLEN
41
GOODAir quality index · fine particles
Tomorrow: None, moderate. No pollen source yet.

The next three days, hour by hour

Sky: clear, cloudy, night Rain likely National Blend of Models
TUESDAY, SEPT. 29
WEDNESDAY, SEPT. 30
THURSDAY, OCT. 1
FRIDAY, OCT. 2
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
mostly sunny
mostly sunny
partly cloudy night
partly cloudy night
mostly cloudy night
mostly cloudy night
mostly cloudy day
mostly cloudy day
rain
rain
mostly cloudy night
mostly cloudy night
rain
rain
rain
rain
rain
rain
rain
rain
rain
rain
rain
showers day
TEMPERATURE °F
73°
61°
66°
64°
71°
59°
CHANCE OF RAIN
82% · 1.43 in Friday overnight 50%
WIND, MPH
7
6
6
8
8
8
9
9
10
12
11
8
7
6
6
7
7
6
6
6
7
8
10
10
HOW IT FEELS · DEW POINT
Comfortable: dew points 54 to 65°

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 69° / 48°
TUE Sept. 29 Mostly sunny Mostly sunny
75° 60°
0% rain — SSW 6 A
WED Sept. 30 Showers likely Showers likely
69° 63°
70% rain 0.1–0.8″ S 10 C
THU Oct. 1 Showers likely Showers likely
74° 59°
80% rain 1.1–2.6″ SW 7 C
FRI Oct. 2 Chance of showers; cooler Chance of showers; cooler
66° 43°
40% rain up to 0.1″ N 10 B
SAT Oct. 3 Mostly sunny Mostly sunny
65° 44°
0% rain — E 6 B
SUN Oct. 4 Mostly sunny Mostly sunny
66° 42°
0% rain — NNW 7 C
MON Oct. 5 Mostly sunny Mostly sunny
61° 40°
0% rain — N 6 C
How sure are we? AModels agree: highs within 4° BSome spread: within 8° CWide spread: check back
Range from the National Blend of Models percentiles · graded on Forecast Scores
AIR MAIL

Where today’s air came from

The air arriving over Ontwa about 5,000 feet above the ground was over the northern Rockies three days ago, and over the Great Lakes a day ago, about 1,520 miles back along its path. Near the ground the air came from the Great Lakes; at 10,000 feet, from the California coast. Traced back 72 hours through NOAA’s hourly RAP analyses, nine paths at each of three heights.

MILE7
ON THE NETWORK

Around Ontwa on the Forecast Network

Neighboring plates

Elkhart IN · 8 MI 8 miles southeast South Bend IN · 14 MI 14 miles southwest Chicago IL · 84 MI 84 miles west Milwaukee WI · 131 MI 131 miles northwest Indianapolis IN · 139 MI 139 miles south Detroit MI · 157 MI 157 miles east
FORECASTCITY
Atlas plate of Ontwa, Michigan. Explore the plate
MICHIGAN · CASS

Ontwa

6,835 people, 870 ft above sea level in Cass County.

870 ftElevation
6,835People
19 sq miLand
Sunny 74°
SunnyDew point 54°
1

Today in Ontwa

NEXT 15 HOURS
Now clear day 73° 0%
5p mostly sunny 75° 0%
8p partly cloudy night 66° 0%
11p partly cloudy night 62° 0%
2a mostly cloudy night 61° 1%
5a mostly cloudy night 61° 2%
Mostly cloudy
NEXT RAINTomorrow about 1 PM · 66%
→
Tue0%
Mostly sunny Mostly sunny
60
75
A
Wed70%
Showers likely Showers likely
63
69
C
Thu80%
Showers likely Showers likely
59
74
C
Fri40%
Chance of showers; cooler Chance of showers; cooler
43
66
B
Sat0%
Mostly sunny Mostly sunny
44
65
B
Sun0%
Mostly sunny Mostly sunny
42
66
C
Mon0%
Mostly sunny Mostly sunny
40
61
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
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