* WHAT...Arroyo and small stream flooding caused by excessive rainfall is expected.
* WHERE...Southeastern San Juan County in northwestern New Mexico...
* WHEN...Until 945 PM MDT.
* IMPACTS...Rises in small streams and normally dry arroyos.
* ADDITIONAL DETAILS... - At 649 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause arroyo and small stream flooding. Between 0.5 and 1 inch of rain has fallen just north and west of Chaco Canyon National Historical Park. - Additional rainfall amounts of 0.25 to 0.75 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Lake Valley and Nageezi. - http://www.weather.gov/safety/flood