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WeatherLive › Iowa › Grimes

Grimes, IA Weather (50111)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherGrimes · 3:09 PM CDT
86° | 72°
86°F
Feels like 94°
Thunderstorms
WindSW 2 mph · Gusts 7 mph
Precip68% · 0.06 in
Humidity68% · Dew point 74°
UV index7 High
Air Quality51 Moderate
Pressure29.97 inHg
Visibility6 mi
Sunrise / Sunset6:23 AM · 8:15 PM · 13h 52m

Weather map — Grimes

Full radar →
Now
86°
7%
2 mph
16:00
85°
7%
1 mph
17:00
86°
6%
2 mph
18:00
86°
7%
5 mph
19:00
83°
12%
8 mph
20:00
79°
15%
8 mph
21:00
76°
17%
6 mph
22:00
74°
20%
6 mph
23:00
74°
22%
7 mph
00:00
73°
0.08 in
7 mph
01:00
73°
40%
9 mph
02:00
73°
28%
9 mph
03:00
71°
37%
4 mph
04:00
70°
22%
6 mph
05:00
68°
16%
9 mph
06:00
67°
15%
8 mph
07:00
67°
15%
7 mph
08:00
71°
13%
5 mph
09:00
75°
10%
7 mph
10:00
78°
8%
6 mph
11:00
80°
7%
5 mph
12:00
82°
8%
5 mph
13:00
84°
16%
6 mph
14:00
86°
12%
6 mph

Today · Sat 8/15

High 86°
68% / 0.06 in

Fog. Winds E at 12 mph.

Tonight · Sat 8/15

Low 67°
17% / –

Sunny. Winds NE at 6 mph.

Tomorrow · Sun 8/16

86° | 67°
64% / 0.10 in

Sunny. Winds N at 9 mph.

7-day trend

Grimes · temperature + precipitation

10-day forecast

Updated 3:09 PM

Details & indices

Wind
2 mph SW
Gusts 7 mph
Humidity
68%
Dew point 74°
Pressure
29.97 inHg
Rising
UV index
7 — High
High today
Air Quality
Moderate
AQI 51 · US EPA
Allergy
None detected
—
Visibility
6 mi
Reduced
Allergy — Grimes

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
None
Ragweed
None

Sun & moon

Sunrise6:23 AM
Sunset8:15 PM
Length of day13h 52m
Moonrise9:45 AM
Moonset9:36 PM
Moon phase🌒 Waxing Crescent · 12%
Next full moonAug 27 Sturgeon Moon
Latitude41.6883°N
Longitude-93.7911°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Fair
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Des Moines
—
—
Data sources · Saturday, August 15
Where the Grimes forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 41.6883°N, -93.7911°.
NBM + global weather models
Updated: 3:09 PM
Weather in Grimes
Grimes's outlook: warmest day near 91° (Tuesday), coldest night about 56° (Friday). Roughly 1.5 in of rain falls over the period, with Tuesday the most likely wet day (74%). Wind is the one to watch: gusts to 39 mph around Tuesday. No watches or warnings are active for the area right now. Right now Grimes is running about 15° warmer than Cedar Rapids. Longer view: continental plains — big swings and a spring severe-storm season.
Grimes, IA · Elev 955 ft · 41.69°N, 93.79°W · Iowa · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 3:09 PM