Location & Surroundings
Tomahawk Lake is a reservoir in Illinois, United States, at 146 m elevation. The nearest larger town is Highland, 14 km to the west. The national capital Washington is about 1080 km to the east. The nearest airport is Saint Rose Airport, 7 km away.
Basic Data
- Type reservoir(s) (RSV)
- an artificial pond or lake
Geography
-
Coordinates
38° 45' 38" N, 89° 31' 2" W
- Elevation 146 m (DEM: 145 m)
- Timezone America/Chicago
- Time Shift GMT -6 (DST -5)
Statistics & Country
- Pop. Density 20 p/km²
- Built-up 0.4%
- Settlement Very low density rural
- Currency Dollar (USD)
- Phone Prefix +1
Sun & Local Time
- Local time 15:50
- Sunrise 07:06
- Sunset 18:21
- Day length 11 h 15 min
Nearby
Weather in Tomahawk Lake
Current conditions and a 3-day (72-hour) weather forecast for Tomahawk Lake, updated from the NOAA GFS model.
Now 20.2 C with overcast skies and a 2.7 m/s south-easterly wind. Next 24h: 11.6 to 28.9 C, max wind 8.0 m/s. No precipitation expected. Solar peaks near 221 W/m2.
Temperature
20.2 C
Wind
2.7 m/s SE (120 deg)
Humidity
94 %
Pressure
1,016.2 hPa
Clouds
98 %
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 | 20.2 | 2.7 | 120 | 94 | 1,016.2 | - / 0.00 | 98 | 0.0 | n/a |
| 6h | 28.9 | 5.7 | 212 | 63 | 1,012.4 | 3.41 / 3.41 | 99 | 221.0 | n/a |
| 12h | 23.0 | 5.6 | 245 | 85 | 1,012.0 | 19.23 / 22.64 | 1 | 81.3 | n/a |
| 18h | 14.0 | 7.9 | 310 | 83 | 1,016.5 | 0.00 / 0.62 | 100 | 0.0 | n/a |
| Tomorrow | 11.6 | 8.0 | 307 | 74 | 1,020.3 | 0.00 / 0.00 | 99 | 0.0 | n/a |
| 30h | 11.8 | 8.5 | 306 | 59 | 1,023.0 | 0.00 / 0.00 | 100 | 252.4 | n/a |
| 36h | 10.5 | 7.4 | 326 | 71 | 1,026.3 | 0.19 / 0.19 | 92 | 106.0 | n/a |
| 42h | 7.5 | 6.3 | 349 | 74 | 1,030.4 | 0.00 / 0.00 | 5 | 0.0 | n/a |
| Saturday | 4.4 | 3.6 | 357 | 81 | 1,033.3 | 0.00 / 0.00 | 2 | 0.0 | n/a |
| 54h | 13.5 | 2.6 | 59 | 41 | 1,033.5 | 0.00 / 0.00 | 1 | 415.4 | n/a |
| 60h | 10.5 | 1.4 | 77 | 48 | 1,031.1 | 0.00 / 0.00 | 0 | 349.4 | n/a |
| 66h | 7.3 | 2.7 | 141 | 45 | 1,031.9 | 0.00 / 0.00 | 0 | 0.0 | n/a |
| Sunday | 5.2 | 2.9 | 158 | 53 | 1,032.5 | 0.00 / 0.00 | 0 | 0.0 | n/a |
Source: NOAA GFS 0.25° (run 2026-10-15 12:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Tomahawk Lake?
Now 20.2 C with overcast skies and a 2.7 m/s south-easterly wind. Next 24h: 11.6 to 28.9 C, max wind 8.0 m/s. No precipitation expected. Solar peaks near 221 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 Tomahawk Lake today?
Sunrise around 07:06 and sunset around 18:21 (local time). Day length about 11h 15m.
What is the local time in Tomahawk Lake?
Local time is 15:50. Time zone: America/Chicago (UTC-05:00).
What type of place is Tomahawk Lake?
Tomahawk Lake is a reservoir(s).
What is the elevation of Tomahawk Lake?
Elevation about 146 m. DEM 145 m.
Where is Tomahawk Lake located?
It is at 38.76066, -89.51720 (latitude, longitude).
Which country is Tomahawk Lake in?
It is in United States.