National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
Read More...

Current Conditions

En Español

Share |

Union City CA

7 Day Forecast

Overnight

Slight Chance Sprinkles

Slight Chc
Sprinkles

Low: 61 °F

Tuesday

Slight Chance Sprinkles

Slight Chc
Sprinkles

High: 85 °F

Tuesday
Night

Patchy Fog

Patchy
Fog

Low: 61 °F

Wednesday

Patchy Fog

Patchy
Fog

High: 86 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 60 °F

Thursday

Sunny

Sunny

High: 83 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 59 °F

Friday

Sunny

Sunny

High: 81 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 59 °F

Detailed Forecast

  • Overnight A slight chance of sprinkles. Mostly cloudy, with a low around 61. West southwest wind around 9 mph.
  • Tuesday A slight chance of sprinkles. Mostly sunny, with a high near 85. West wind 8 to 13 mph.
  • Tuesday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 61. Southwest wind 6 to 13 mph.
  • Wednesday Patchy fog before 8am. Otherwise, sunny, with a high near 86. West southwest wind 5 to 9 mph.
  • Wednesday Night Mostly clear, with a low around 60. Southwest wind 7 to 13 mph.
  • Thursday Sunny, with a high near 83.
  • Thursday Night Partly cloudy, with a low around 59.
  • Friday Sunny, with a high near 81.
  • Friday Night Partly cloudy, with a low around 59.
  • Saturday Mostly sunny, with a high near 81.
  • Saturday Night Partly cloudy, with a low around 59.
  • Sunday Mostly sunny, with a high near 80.
  • Sunday Night Partly cloudy, with a low around 59.
  • Monday Mostly sunny, with a high near 80.