Monday, October 30, 2017

Weather Discussion for Monday October 30, 2017

***RAIN COMING***

Normal high and low temperatures for Oct 30-Nov 6  (high/low)...Redding 69/44, Chico 71/42, Quincy 61/30, Chester 58/28, Susanville 57/31, Grass Valley 65/39, Weaverville 63/33, Mt. Shasta 57/31, Yreka 59/32, Alturas 58/25

This blog will be issued every Monday, Wednesday, and Saturday morning and updated if the weather is changing or critical or interesting weather events are occurring.

The high pressure ridge that has been over the area is slowly weakening.   Today through Wednesday the north state will be mostly sunny with a few mid and high clouds.  Winds will be light. 

Thursday a low pressure trough will be deepening along the coast.  Clouds will be increasing and rain will spread onto the north coast and northern mountains by late afternoon and evening.   Friday the main frontal system moves across Northern California (see map below).  All of Northern California will have light to moderate rain and gusty south winds.  Snow levels will start out at 5000 feet north and 6000 feet south and will drop by Friday evening to 4000 to 5000 feet. Saturday and part of Sunday the low pressure trough will be moving over the north state.  Saturday there will be showers continuing over the foothills and mountains with the snow level 3500 to 4000 feet north and 5000 feet south.   Sunday there will be showers over the Sierra Cascades with partly sunny skies elsewhere. 

Monday there will be a break between systems with the next storm due in Tuesday and Wednesday.

The Old Forecaster

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