* WHAT...Heat index values up to 104 expected.
* WHERE...Adams, Cumberland, Franklin, Fulton, Lancaster, and York
Counties.
* WHEN...From 11 AM to 8 PM EDT Wednesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Heat Advisory
Until 2026-07-14T20:15:00-04:00
•
National Weather Service
* WHAT...Heat index values up to 104 expected.
* WHERE...Adams, Cumberland, Franklin, Fulton, Lancaster, and York
Counties.
* WHEN...From 11 AM to 8 PM EDT Wednesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
CODORUS CREEK AT SPRING GROVE, PA
Realtime Data
•
Report
•
Conditions
21
Discharge (cfs)
0.9
Gauge Height (ft)
Streamflow discharge was last observed at 20 cfs, and a gauge height of 0.87 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 38 .
Weather today, Tomorrow,
The constituents of the creek's flow include agricultural runoff, urban stormwater, and treated sewage. The creek has several dams, including the Lake Marburg Dam, which creates Lake Marburg. The flow of the creek varies seasonally, with higher flows occurring in the spring due to snowmelt and rainfall. Interesting hydrological facts about the creek include its history of flooding, which has caused significant damage in the past, and its importance as a source of drinking water for York County residents.