Named after Colorado Springs founder

William Jackson Palmer William Jackson Palmer (September 18, 1836 – March 13, 1909) was an American civil engineer, veteran of the Civil War, industrialist, and philanthropist. During the American Civil War, he was promoted to brevet brigadier general and receive ...

, the Palmer Divide is a caprock escarpment style ridge in central

Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...

that separates the

Arkansas River The Arkansas River is a major tributary of the Mississippi River. It generally flows to the east and southeast as it traverses the U.S. states of Colorado, Kansas, Oklahoma, and Arkansas. The river's source basin lies in the western United Stat ...

basin from the South Platte basin. It extends from the

Front Range The Front Range is a mountain range of the Southern Rocky Mountains of North America located in the central portion of the U.S. State of Colorado, and southeastern portion of the U.S. State of Wyoming. It is the first mountain range encountered ...

of the Rockies in central Colorado eastward approximately 80 miles toward the town of Limon. The western end of the Palmer Divide is popularly considered to be at Palmer Lake, located south of

Denver Denver () is a consolidated city and county, the capital, and most populous city of the U.S. state of Colorado. Its population was 715,522 at the 2020 census, a 19.22% increase since 2010. It is the 19th-most populous city in the Unit ...

and north of

Colorado Springs Colorado Springs is a home rule municipality in, and the county seat of, El Paso County, Colorado, United States. It is the largest city in El Paso County, with a population of 478,961 at the 2020 United States Census, a 15.02% increase since ...

. However, the divide between the two river basins actually extends west and then north to a junction with the Continental Divide at McNamee Peak. For much of its length, it travels very roughly along the northern border of El Paso County. Thus, it forms a natural separator between the Denver and Colorado Springs metropolitan areas. The elevation along the divide varies between about , with the high point being Bald Mountain in southern Douglas County. This peak can be seen from

I-25 Interstate 25 (I-25) is a major Interstate Highway in the western United States. It is primarily a north–south highway, serving as the main route through New Mexico, Colorado, and Wyoming. I-25 stretches from I-10 at Las Cruces, New Mexic ...

just northeast of Monument Hill. This uplifted area causes a slight increase in

precipitation In meteorology, precipitation is any product of the condensation of atmospheric water vapor that falls under gravitational pull from clouds. The main forms of precipitation include drizzle, rain, sleet, snow, ice pellets, graupel and hail. ...

from the rest of eastern Colorado, resulting in the presence of the

Black Forest The Black Forest (german: Schwarzwald ) is a large forested mountain range in the state of Baden-Württemberg in southwest Germany, bounded by the Rhine Valley to the west and south and close to the borders with France and Switzerland. It is t ...

, a peninsula of trees surrounded by dryer grassland plains.. The Palmer Divide is also implicated in enhanced

landspout __NOTOC__ Landspout is a term created by atmospheric scientist Howard B. Bluestein in 1985 for a kind of tornado not associated with a mesocyclone. The ''Glossary of Meteorology'' defines a landspout as : "Colloquial expression describing torn ...

and

tornado A tornado is a violently rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. It is often referred to as a twister, whirlwind or cyclone, altho ...

activity to the east of Denver in the Denver convergence vorticity zone (DCVZ). This terrain feature is the cause of several small scale ( microscale or mesoscale) weather patterns and it can make a great difference in the weather between Denver and Colorado Springs. Although the elevation technically qualifies it for the foothills category, it does not parallel a mountain chain as foothills generally do; instead, the Palmer Divide is perpendicular to the main chain of mountains. Due to the orientation of the Palmer Divide with respect to the eastern plains, the weather can be similar to that of the

foothills Foothills or piedmont are geographically defined as gradual increases in elevation at the base of a mountain range, higher hill range or an upland area. They are a transition zone between plains and low relief hills and the adjacent topogr ...

during active weather with enhanced precipitation, especially during snowstorms. Cities and towns near the Palmer Divide include Parker, Castle Rock, Franktown,

Elizabeth Elizabeth or Elisabeth may refer to: People * Elizabeth (given name), a female given name (including people with that name) * Elizabeth (biblical figure), mother of John the Baptist Ships * HMS ''Elizabeth'', several ships * ''Elisabeth'' (sch ...

Kiowa Kiowa () people are a Native American tribe and an indigenous people of the Great Plains of the United States. They migrated southward from western Montana into the Rocky Mountains in Colorado in the 17th and 18th centuries,Pritzker 326 and e ...

, Elbert, Sedalia, Larkspur, Palmer Lake,

Monument A monument is a type of structure that was explicitly created to commemorate a person or event, or which has become relevant to a social group as a part of their remembrance of historic times or cultural heritage, due to its artistic, hist ...

, and northern communities of Colorado Springs, such as Gleneagle,

, and Briargate.

References

External links

Ridges of Colorado Landforms of Douglas County, Colorado Landforms of El Paso County, Colorado {{Colorado-geo-stub

See also

References

External links