Station Name: BIG BLUE R NR MANHATTAN, KS
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,004 feet

Nearest Address:
Barnes Rd
Manhattan, KS 66502
Riley County

GPS Coordinates: 39.2372186, -96.5713918

Nearby Water Temperatures

Flood Watch issued June 8 at 12:58PM CDT until June 9 at 7:00AM CDT by NWS Topeka KS

Effective: Mon June 8, 2026, 12:58 PM
Expires: Tue June 9, 2026, 7:00 AM

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of central, east central, north central, and northeast Kansas, including the following counties, in central Kansas, Dickinson. In east central Kansas, Anderson, Coffey, Douglas, Franklin, Geary, Lyon, Morris, Osage, Shawnee and Wabaunsee. In north central Kansas, Clay, Cloud and Ottawa. In northeast Kansas, Jackson, Jefferson, Pottawatomie and Riley. * WHEN...From 7 PM CDT this evening through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Thunderstorms are expected to track across north central KS and into parts of eastern KS this evening and late tonight. Heavy rainfall rates of 1 to 2 inches per hour are possible, leading to localized rainfall totals of 2 to 4 inches where grounds are already saturated from recent heavy rain.

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Heat Advisory issued June 8 at 1:46PM CDT until June 9 at 9:00PM CDT by NWS Topeka KS

Effective: Mon June 8, 2026, 1:46 PM
Expires: Tue June 9, 2026, 5:00 AM

* WHAT...Heat index values up to 107 expected. * WHERE...Portions of east central and northeast Kansas. * WHEN...From noon to 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat cramps, heat exhaustion, and even heat stroke.

Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Heat Advisory issued June 8 at 1:46PM CDT until June 9 at 9:00PM CDT by NWS Topeka KS

Effective: Mon June 8, 2026, 1:46 PM
Expires: Tue June 9, 2026, 5:00 AM

* WHAT...Heat index values up to 107 expected. * WHERE...Dickinson, Morris, Clay, Cloud, Ottawa, Republic, Washington, Brown, Marshall, and Nemaha Counties. * WHEN...From noon to 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat cramps, heat exhaustion, and even heat stroke.

Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Hydrologic Outlook issued June 8 at 3:39PM CDT by NWS Topeka KS

Effective: Mon June 8, 2026, 3:39 PM
Expires: Tue June 9, 2026, 3:45 PM

ESFTOP Chapman Creek near Chapman This hydrologic outlook is based on the forecast rainfall for the next 24 hours and estimated runoff from earlier rainfall. Crests may vary if actual rainfall or runoff is greater or less than anticipated. Location: Chapman Creek near Chapman Flood stage: 19.0 feet Latest stage: 6.2 feet at 2 PM Monday Maximum Forecast Stage: 21.9 feet at 1 AM Wednesday Jun 10 Fld Obs Forecasts Location Stg Stg Day/Time Mon Tue Tue 7pm 7am 7pm Chapman Creek Chapman 19.0 6.2 Mon 2pm 5.3 19.6 21.8 Later statements, possibly warnings, may be issued as additional information becomes available.