* WHAT...Arroyo and small stream flooding caused by excessive rainfall is expected. * WHERE...Northwestern San Miguel County in northeastern New Mexico... * WHEN...Until 400 PM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Dangerous flows over low-water crossings. * ADDITIONAL DETAILS... - At 1258 PM MDT, Doppler radar indicated heavy rain due to slow moving thunderstorms near Cowles. This will cause arroyo and small stream flooding. Between 1 and 1.5 inches of rain have fallen. - Additional rainfall amounts of 0.25 to 0.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Cowles and Tererro. - http://www.weather.gov/safety/flood In hilly or mountainous terrain there are numerous low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.