Shunganunga Creek Flood Stage Changes

The Work Week will Begin with Unsettled Weather from the Southern Plains to the Great Lakes

Unsettled weather is forecast to continue through the first half of the work week from the Southern Plains to the Great Lakes as a frontal system moves through. Isolated to scattered severe thunderstorms and flash flooding will be possible each day. Meanwhile, scattered showers and thunderstorms are expected across the Southwest and California, with isolated flash flooding possible. Read More >

Service Change Notice National Weather Service Topeka, KS 835 AM CDT Sat Apr 26 2025 To: Subscribers: -NOAA Weather Wire Service -Emergency Managers Weather Information Network -NOAAPort -Other NWS Partners, Users and Employees From: Kris Craven Meteorologist in Charge WFO Topeka, KS Subject: Changes to flood stage categories for the Shunganunga Creek at Topeka, KS. Beginning on Tuesday, June 2, 2025, all flood stage categories for the Shunganunga Creek at Topeka, KS at 21st Street, TSHK1, will be lowered. Recent review of past floods indicated that flooding occurred at lower stages than the existing flood categories. In order to represent the flood impacts more accurately along the Shunganunga Creek, the flood categories will be lowered. These changes have been coordinated with the USGS and Shawnee County Emergency Management. Previous New Action/Flood Issuance Stage 19.0 11.0 Minor Flood Stage 24.0 16.0 Moderate Flood Stage 28.0 17.0 Major Flood Stage 35.0 22.0 If you have additional questions or comments on this change in service, please contact: Scott Watson Service Hydrologist scott.watson@noaa.gov