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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Saturday, October 28, 2017

Weather Discussion for Saturday October 28, 2017

***BIG CHANGE COMING***

Normal high and low temperatures for Oct 23-Oct 30  (high/low)...Redding 73/46, Chico 74/44, Quincy 65/30, Chester 62/30, Susanville 61/31, Grass Valley 67/40, Weaverville 67/33, Mt. Shasta 61/33, Yreka 63/33, Alturas 62/26

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.

High pressure continues over the west and along the west coast.  Today should be a repeat of yesterday.  Over the next 5 to 6 days the high pressure area will begin to shift slowly back to the west as a low pressure trough develops in the Gulf of Alaska.   Sunday through midday Thursday the north state will be mostly clear with a few mid and high clouds.   Temperatures will slowly cooling to near normal by Thursday.  Winds will be light except for a short period of gusty north winds late Monday and Tuesday.  

Clouds will begin increasing Thursday afternoon and by Friday a cold low pressure trough will be along the coast (see map below).  This system will move across Northern California Friday and early Saturday and will bring rain to the entire area.  Snow levels will drop to 4000 to 5000 feet by Friday afternoon and evening.  Strong...gusty south winds will occur Friday afternoon and evening.   

Saturday we will have partly cloudy skies with a few showers over the higher elevations and then another cold wet storm system will move into the area Sunday and Monday.

The Old Forecaster

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Wednesday, October 25, 2017

Weather Discussion for Wednesday October 25, 2017

Normal high and low temperatures for Oct 23-Oct 30  (high/low)...Redding 73/46, Chico 74/44, Quincy 65/30, Chester 62/30, Susanville 61/31, Grass Valley 67/40, Weaverville 67/33, Mt. Shasta 61/33, Yreka 63/33, Alturas 62/26

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 strong high pressure area continues over our area.  Today we will see sunny skies with daytime temperatures 15 to 20 degrees above normal.  Winds will be light.  The high pressure area will hold in place for 7 to 10 days but will slowly weaken starting this weekend (see map below).  Skies will be mostly clear...temperatures will cool to 8 to 12 degrees above normal by Monday and Tuesday....winds will be light.

The forecast models indicate a shift to a cooler, wetter weather pattern around the 5th of November.

The Old Forecaster

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Monday, October 23, 2017

Weather Discussion for Monday October 23, 2017

Normal high and low temperatures for Oct 23-Oct 30  (high/low)...Redding 73/46, Chico 74/44, Quincy 65/30, Chester 62/30, Susanville 61/31, Grass Valley 67/40, Weaverville 67/33, Mt. Shasta 61/33, Yreka 63/33, Alturas 62/26

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.

After a little taste of fall weather last week...this week summer returns.   A large high pressure ridge is along and over the west coast and will stay there for the next 7 to 10 days (see map below).  For the next week Northern California will see mostly clear skies with daytime temperatures 12 to 20 degrees above normal .  Gusty north winds are expected today and Tuesday and again late Wednesday through early Friday. 

The Old Forecaster.

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Saturday, October 21, 2017

Weather Discussion for Saturday October 21, 2017

Normal high and low temperatures for Oct 16-Oct 23  (high/low)...Redding 78/48, Chico 77/45, Quincy 71/31, Chester 65/31, Susanville 66/34, Grass Valley 71/42, Weaverville 73/34, Mt. Shasta 66/36, Yreka 68/35, Alturas 65/27

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.

A frontal system is moving into the Pacific Northwest and the southern end will move across the north end of the state today.  This system will bring clouds to the north with light rain or showers on then north coast and over Trinity, Siskiyou, and Shasta counties.  Sunday high pressure will begin to build along the coast.  There will be a few lingering clouds near the Oregon border but the rest of the north state will be sunny and warmer.

Monday a strong high pressure ridge will be along the west coast (see map below) and will hold there for at least the next week.   Northern California will have clear skies with daytime temperatures 12 to 18 degrees above normal.   Gusty north to northeast winds will occur Monday and Tuesday and again Thursday through Saturday.

The Old Forecaster.

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Wednesday, October 18, 2017

Weather Discussion for Wednesday October 18, 2017

Normal high and low temperatures for Oct 16-Oct 23  (high/low)...Redding 78/48, Chico 77/45, Quincy 71/31, Chester 65/31, Susanville 66/34, Grass Valley 71/42, Weaverville 73/34, Mt. Shasta 66/36, Yreka 68/35, Alturas 65/27

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.

Mostly clear skies today with a few high clouds and temperatures about like yesterday.  Winds will be light southerly this afternoon.   This morning's satellite picture (below) shows a low pressure area and frontal system developing in the Gulf of Alaska.  This system is dropping southeastward and the frontal system will pass through Northern California late Thursday and Friday.  Clouds will increase Thursday with rain reaching the coast in the afternoon and spreading eastward during the night.  Light rain is expected over the foothills and mountains with snow levels 5000 to 6000 feet.   Scattered showers are expected in the valley.  The precipitation will be ending by midday Friday.   Another weaker frontal system will brush the north state late Friday and Saturday with light rain or showers over the north coast and across the areas north of Redding. 

Sunday high pressure begins to build over the western U.S. and off the coast.  Skies will be clearing and temperatures will be warming.   A strong high pressure ridge remain over our area through all of next week (see map below).  Temperatures will be 10 to 15 degrees above normal by the early part of next week.  Gusty north winds are expected Sunday and Monday.  

The Old Forecaster.

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Monday, October 16, 2017

Weather Discussion for Monday October 16, 2017

Normal high and low temperatures for Oct 16-Oct 23  (high/low)...Redding 78/48, Chico 77/45, Quincy 71/31, Chester 65/31, Susanville 66/34, Grass Valley 71/42, Weaverville 73/34, Mt. Shasta 66/36, Yreka 68/35, Alturas 65/27

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 will remain over the area through midday Wednesday.  We will have partly to mostly sunny skies with a few mid and high clouds and temperatures will continue above normal.  Winds will be light.

The high begins to weaken late Wednesday.  Thursday a low pressure trough will move across the area (see map below).  This system will bring rain to the foothills and mountains of Northern California with scattered showers elsewhere.   Snow levels will drop to 5000 to 6000 feet.  Skies will be partly cloudy Friday and then Friday night and Saturday a weaker frontal system will bring light rain to the north coast, Trinity, Siskiyou, northern Shasta, and Modoc counties with a few clouds elsewhere.

Sunday high pressure begins to rebuild over the western U.S. and  is expected to remain there most of next week.  Skies will be clear with temperatures 10 to 15 degrees above normal by mid week.

The Old Forecaster.

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Saturday, October 14, 2017

Weather Discussion for Saturday October 14, 2017

Normal high and low temperatures for Oct 9-Oct 16  (high/low)...Redding 81/51, Chico 81/48, Quincy 73/32, Chester 67/32, Susanville 68/36, Grass Valley 73/43, Weaverville 76/35, Mt. Shasta 67/37, Yreka 71/37, Alturas 69/29

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.

Strong gusty north to northeast winds will continue through tonight and then begin decreasing by early Sunday.  The winds will be light by Sunday afternoon.  Today through midweek we will have mostly clear skies.  Temperatures will warm to around 10 degrees above normal by Monday and then slowly cool through Wednesday.  Winds will be light.  

Late Thursday and Friday a low pressure trough will move through the area (see map below).  This system will be strong enough to bring rain to the foothills and mountains and light showers to the rest Northern California.  Snow levels will be 6000 to 7000 feet.  Precipitation amounts will be light.  

Skies will be clearing late Friday and the weekend will be sunny with near normal temperatures. 

The Old Forecaster.

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Wednesday, October 11, 2017

Weather Discussion for Wednesday October 11, 2017

Normal high and low temperatures for Oct 9-Oct 16  (high/low)...Redding 81/51, Chico 81/48, Quincy 73/32, Chester 67/32, Susanville 68/36, Grass Valley 73/43, Weaverville 76/35, Mt. Shasta 67/37, Yreka 71/37, Alturas 69/29

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.

This morning's satellite picture (below) shows a low pressure area moving through the Pacific Northwest with the southern end of the front associated with it brushing the north end of California.   The far north end of the state will see a few clouds today with a chance of a shower over Siskiyou and Modoc counties.  Temperatures today will be normal to slightly below with gusty north winds in some areas.  Another weak front will brush the north end of the state late Thursday and early Friday with a chance of showers over Siskiyou and Modoc counties.  Once this system passes strong and gusty north to northeast winds are expected.  The winds will last through early Sunday.  Temperatures Thursday and Friday will be near normal and then slightly above normal on the weekend. 

Sunday through the mid part of next week a weak high pressure ridge will be over state (see map below).  The north state will be mostly sunny with temperatures a few degrees above normal.  

A low pressure trough will move through our area next Wednesday.  This system will bring showers to the north coast and far north end of the state.  

The Old Forecaster.

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Monday, October 9, 2017

Weather Discussion for Monday October 9, 2017

Normal high and low temperatures for Oct 9-Oct 16  (high/low)...Redding 81/51, Chico 81/48, Quincy 73/32, Chester 67/32, Susanville 68/36, Grass Valley 73/43, Weaverville 76/35, Mt. Shasta 67/37, Yreka 71/37, Alturas 69/29

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.

For the next 5 days we will continue under a large scale weather pattern where low pressure areas move across western Canada and the Pacific Northwest and then drop into the Great Basin and Central U.S.  The southern end of these systems will brush the far north end of the state.

Today and most of Tuesday we will see sunny skies.  The gusty north to northeast winds will begin to decrease this afternoon,  Temperatures will be a little above normal.   Late Tuesday and early Wednesday the next trough or frontal system will brush the north end of the state.  We will see a few clouds with a chance of a light shower near the Oregon border.  Another round of strong and gusty north to northeast winds will begin Wednesday afternoon and evening and continue through Friday.   During this time the north state will be mostly clear with near normal temperatures. 

The winds will subside by the weekend as another weak frontal system brushes the north end of the state. 

The Old Forecaster.

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Saturday, October 7, 2017

Weather Discussion for Saturday October 7, 2017

Normal high and low temperatures for Oct 2-Oct 9  (high/low)...Redding 84/52, Chico 82/50, Quincy 75/34, Chester 71/33, Susanville 70/38, Grass Valley 75/45, Weaverville 79/37, Mt. Shasta 70/38, Yreka 74/38, Alturas 71/31

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 is still off the coast but is beginning to weaken.   Today Northern California will be mostly sunny with temperatures a little cooler than yesterday.  Gusty north winds will move into the area tonight and will continue through early Monday.  Skies will continue clear Sunday and Monday with temperatures cooling to near normal by Monday.  

Tuesday and Wednesday a low pressure trough will drop southeastward across the Pacific Northwest and into the the Great Basin (see map below).  The southern end of this system will clip the north state and will we will see a few clouds with the chance of a light shower near the Oregon border.  This system will bring cooler air into our area with temperatures dropping to slightly below normal by Wednesday.  Gusty southwest to northwest winds will precede the trough with gusty northwest to north winds behind it. 

A slightly stronger system will move through Friday and early Saturday with more clouds and a few showers over the areas north of Redding. 

The Old Forecaster.

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Wednesday, October 4, 2017

Weather Discussion for Wednesday October 4, 2017

Normal high and low temperatures for Oct 2-Oct 9  (high/low)...Redding 84/52, Chico 82/50, Quincy 75/34, Chester 71/33, Susanville 70/38, Grass Valley 75/45, Weaverville 79/37, Mt. Shasta 70/38, Yreka 74/38, Alturas 71/31

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 low pressure area that is over Nevada is moving eastward.   The gusty north winds will be ending today.  High pressure is moving closer to the coast and will remain along or just off the coast for the next week (see map below).   This means continued mostly clear weather for Northern California.  Temperatures today will e near normal, but then will begin to warm and by Friday will be 6 to 12 degrees above normal.  Winds will be light Thursday through midday Saturday, and then another round of gusty north to northeast  Saturday night through Tuesday.
The Old Forecaster.

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