- Elevation, modelled
- 188 m
- Tallest summit within 25 miles
- Castle Rock228 m · 24.4 mi
- Nearest byway
- Lincoln Highway3.3 mi off
- Sunset, June solstice
- 20:38local time
- Coordinates
- 41.7458, -89.7460
Spring Slough is a nature reserve in Illinois, at a modelled 188 m. Castle Rock stands 228 m to the northeast, 24 miles off. The nearest named place is Lake Como State Natural Area, a nature reserve 1.9 miles away. Lincoln Highway passes 3.3 miles off. 2 named summits stand within 25 miles.
Summits around it
The highest named summits within 25 miles of Spring Slough. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Castle Rock | NE 51° | 228 m | 24.4 mi |
| Thunderbolt Hill | WSW 246° | 194 m | 13.6 mi |
- 3.3 mi off the Lincoln HighwayNational
- 22.0 mi off the Great River RoadNational
- 23.5 mi off the Lincoln Highway Heritage BywayNational
- 28.1 mi off the Illinois River RoadNational
Overlooks nearby
- The Stone Tower · 24 mi
Named places within 25 miles
- Joshua Park: 1.9 mi
- Bennett Park: 2.4 mi
- Sieglinger Park: 2.5 mi
- Dillon Park: 2.6 mi
- Optimist Park: 2.8 mi
- Lake Como State Natural Area: 1.9 mi
- Crow Valley Campground: 2.4 mi
- Prairie Pothole: 4.1 mi
- Green River State Wildlife Area: 14.2 mi
- Plum Creek Natural Area: 14.3 mi
- Liberty Bell Monument: 3.7 mi
- Canon: 8.3 mi
- Ronald Reagan birthplace historical marker: 8.3 mi
- Civil War monument: 8.3 mi
- 9-11 Monument: 9.1 mi
- Lincoln Manahan Home Museum: 4.3 mi
- Engine Number 73: 4.6 mi
- Dillon Home Museum: 4.6 mi
- Sterling-Rock Falls Historical Society Museum: 4.6 mi
- Tampico Area Historical Society and Museum: 8.2 mi
- President Ronald Reagan as a boy: 8.3 mi
- Eagle: 15.4 mi
- Lincoln Highway Interpretive Mural: 23.9 mi
- Thunderbolt Hill: 13.6 mi
- Castle Rock: 24.4 mi
- F-105D Thunderchief: 14.4 mi
- Deck: 22.5 mi
- Commissioners Garden: 3.6 mi
- Wilderness Woods Picnic Area: 13.1 mi
- Daggett: 23.0 mi
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:03 | 18:35 | 19:11 |
| June solstice | 05:25 | 19:56 | 20:38 |
| September equinox | 06:47 | 18:21 | 18:58 |
| December solstice | 07:24 | 15:47 | 16:32 |
Local time (America/Chicago).
Months averaging 50–80 °F: May–Oct.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 20 | 25 | 36 | 48 | 60 | 69 | 73 | 70 | 63 | 51 | 38 | 26 |
| Precip in | 1.5 | 1.6 | 2.5 | 3.8 | 4.7 | 4.9 | 4.2 | 4.3 | 3.4 | 2.8 | 2.5 | 2.0 |
1991–2020 U.S. Climate Normals, NOAA NCEI — Morrison, 12 mi away.
Location and category confirmed against OpenStreetMap.
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