National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

San Bernardino County Mountains

Zone Forecast

  • Rest Of Tonight Partly cloudy. Lows 28 to 38 above 6000 feet to 36 to 44 below 6000 feet. Areas of winds northwest 25 to 35 mph with gusts to 45 mph becoming north 15 to 25 mph with gusts to 30 mph overnight.
  • Sunday Partly cloudy in the morning...becoming mostly sunny. Highs 46 to 56 above 6000 feet to 57 to 67 below 6000 feet. Areas of winds northeast 15 to 25 mph. Gusts to 40 mph...becoming 30 mph in the afternoon.
  • Sunday Night Mostly clear. Lows 26 to 36 above 6000 feet to 32 to 42 below 6000 feet. Areas of winds north 15 mph. Gusts to 25 mph in the evening.
  • Monday Sunny. Highs 48 to 58 above 6000 feet to 58 to 68 below 6000 feet. Areas of winds north 15 to 25 mph. Gusts to 30 mph... Becoming 40 mph in the afternoon.
  • Monday Night Clear. Lows 28 to 38. Areas of winds northeast 25 to 35 mph. Gusts to 55 mph...becoming 60 mph overnight.
  • Tuesday Sunny...windy. Highs 55 to 64 above 6000 feet to 62 to 72 below 6000 feet.
  • Tuesday Night Mostly clear. Lows 30 to 40.
  • Wednesday Mostly sunny. Highs 60 to 70 above 6000 feet to 67 to 77 below 6000 feet.
  • Wednesday Night Mostly clear. Lows 34 to 44.
  • Thanksgiving Day Mostly sunny. Highs 59 to 69 above 6000 feet to 66 to 76 below 6000 feet.
  • Thursday Night Mostly clear in the evening...becoming partly cloudy. Lows 33 to 43.
  • Friday Partly cloudy. Highs 54 to 64 above 6000 feet to 62 to 72 below 6000 feet.
  • Friday Night Partly cloudy in the evening...becoming mostly clear. Lows 29 to 39.
  • Saturday Mostly sunny in the morning...becoming partly cloudy. Highs 51 to 61 above 6000 feet to 57 to 67 below 6000 feet.