Location & Surroundings
Grass Island is an island in Michigan, United States, at 176 m elevation. The nearest larger town is New Baltimore, 10 km to the northeast. The national capital Washington is about 635 km to the southeast. The nearest airport is Selfridge Air National Guard Base, 5 km away.
Also known as: Gross Island
Overview
Grass Island is island in Macomb County, Michigan, United States of America.
It is located in Macomb County, United States.
Basic Data
- Country United States
- Located in Macomb County
- Type island (ISL)
- a tract of land, smaller than a continent, surrounded by water at high water
Geography
-
Coordinates
42° 35' 52" N, 82° 46' 54" W
- Elevation 176 m (DEM: 173 m)
- Timezone America/Detroit
- Time Shift GMT -5 (DST -4)
Statistics & Country
- Pop. Density 157 p/km²
- Built-up 8.8%
- Settlement Suburban / peri-urban
- Currency Dollar (USD)
- Phone Prefix +1
Sun & Local Time
- Local time 00:56
- Sunrise 07:17
- Sunset 19:30
- Day length 12 h 13 min
Nearby
Alternate Names
Weather in Grass Island
Current conditions and a 3-day (72-hour) weather forecast for Grass Island, updated from the NOAA GFS model.
Now 17.0 C with overcast skies and a 6.2 m/s north-easterly wind. Next 24h: 10.5 to 18.7 C, max wind 7.2 m/s. No precipitation expected. Solar peaks near 503 W/m2.
Temperature
17.0 C
Wind
6.2 m/s NE (48 deg)
Humidity
56 %
Pressure
1,021.1 hPa
Clouds
100 %
Precip
0.00 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 17.0 | 6.2 | 48 | 56 | 1,021.1 | - / 0.00 | 100 | 0.0 | n/a |
| 6h | 15.2 | 5.5 | 59 | 64 | 1,021.6 | 0.00 / 0.00 | 99 | 183.2 | n/a |
| 12h | 11.3 | 7.1 | 56 | 77 | 1,023.5 | 0.00 / 0.00 | 100 | 0.0 | n/a |
| 18h | 10.5 | 7.2 | 54 | 70 | 1,025.6 | 0.00 / 0.00 | 100 | 2.6 | n/a |
| Tomorrow | 18.7 | 6.5 | 65 | 44 | 1,025.2 | 0.00 / 0.00 | 2 | 502.5 | n/a |
| 30h | 16.3 | 7.8 | 69 | 64 | 1,025.9 | 0.00 / 0.00 | 93 | 358.5 | n/a |
| 36h | 13.3 | 8.3 | 70 | 76 | 1,027.2 | 0.03 / 0.03 | 100 | 0.0 | n/a |
| 42h | 13.6 | 8.6 | 66 | 78 | 1,028.2 | 0.00 / 0.00 | 100 | 0.7 | n/a |
| Wednesday | 17.5 | 7.6 | 98 | 60 | 1,028.7 | 0.59 / 0.59 | 93 | 116.6 | n/a |
| 54h | 16.7 | 6.1 | 83 | 58 | 1,028.6 | 0.00 / 0.00 | 95 | 193.4 | n/a |
| 60h | 13.8 | 5.5 | 100 | 71 | 1,029.2 | 0.00 / 0.00 | 4 | 0.0 | n/a |
| 66h | 13.2 | 6.1 | 95 | 77 | 1,029.5 | 0.00 / 0.00 | 0 | 2.5 | n/a |
| Thursday | 19.2 | 6.2 | 125 | 46 | 1,028.4 | 0.00 / 0.00 | 0 | 513.7 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-21 18:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Grass Island?
Now 17.0 C with overcast skies and a 6.2 m/s north-easterly wind. Next 24h: 10.5 to 18.7 C, max wind 7.2 m/s. No precipitation expected. Solar peaks near 503 W/m2.
Is precipitation expected in the next 24 hours?
No measurable precipitation is expected in the next 24 hours.
When are sunrise and sunset in Grass Island today?
Sunrise around 07:17 and sunset around 19:30 (local time). Day length about 12h 13m.
What is the local time in Grass Island?
Local time is 00:56. Time zone: America/Detroit (UTC-04:00).
What type of place is Grass Island?
Grass Island is a island.
What is the elevation of Grass Island?
Elevation about 176 m. DEM 173 m.
Where is Grass Island located?
It is at 42.59781, -82.78158 (latitude, longitude).
Which country is Grass Island in?
It is in United States.
Links
- Wikidata entry Wikidata entry