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Northern California forecast: Sunny in Valley and Foothills, possible showers in Sierra
NONPUBLIC HOSPITAL AREAS. TURNING TO KCRA 3 WEATHER, NOW WITH A LIVE LOOK AT YOSEMITE NATIONAL PARK FROM EL CAPITAN WEBCAM. IT’S LOOKING QUITE BEAUTIFUL OUT THERE RIGHT NOW, AND LET’S SEND IT OVER NOW TO L.A. TRACKING OUR FORECAST FOR THIS LAST DAY OF SUMMER. WHAT A BEAUTIFUL PICTURE THERE FROM YOSEMITE. IT’S PRETTY HERE, TOO, IN DOWNTOWN SACRAMENTO. NOT A CLOUD IN THE SKY AS THE SUN IS NOW UP AND SHINING. TEMPERATURES 62 DEGREES RIGHT NOW IN SACRAMENTO. THE WINDS ARE CALM, SO IT’S A GREAT MORNING TO GET OUTSIDE FOR A LITTLE BIT. TAKING A LOOK AT THE SATELLITE RADAR IMAGERY HERE LOCALLY. NOT MUCH TO TALK ABOUT. JUST A LITTLE BIT OF THE MARINE LAYER ALONG THE COAST. AND THAT’S IT. NOW WE ZOOM OUT TO TAKE A LOOK AT THE NATIONAL PICTURE. AND WE DO HAVE A LOT OF ACTIVE WEATHER. IN FACT, THUNDERSTORMS IN PARTS OF MICHIGAN STRETCHING DOWN INTO KENTUCKY AND TENNESSEE. WE HAVE ACTIVE WEATHER IN KANSAS, OKLAHOMA, AND EVEN THERE RIGHT ON THE BORDERLINE WITH TEXAS. THOSE SHOWERS STORMS MOVING THEIR WAY FURTHER TO THE EAST. AND THEN AS WE HEAD OVER TOWARD THE PACIFIC NORTHWEST, YOU SEE THIS LINE OF SHOWERS THAT’S MADE ITS WAY THROUGH SEATTLE. IT’S CONTINUING TO PUSH ITS WAY INTO EASTERN WASHINGTON. NOW, PORTLAND STILL SEEING A LITTLE BIT OF SHOWER ACTIVITY. WE’VE EVEN SEEN A LITTLE BIT OF LIGHTNING RIGHT THERE ON THE IDAHO NEVADA BORDER. NOW LET’S TAKE A LOOK AT THE POTENTIAL FOR THUNDERSTORMS TODAY. SO THIS IS THE CONVECTIVE OUTLOOK PUT OUT BY THE NATIONAL WEATHER SERVICE. AND YOU SEE THE AREA IN YELLOW HERE DOWN TO NORTHERN TEXAS SOUTHERN OKLAHOMA. THAT’S A SLIGHT RISK FOR SEVERE WEATHER. THE AREA SHADED IN GREEN. THAT’S WHERE WE’RE MOST LIKELY TO SEE THUNDERSTORMS TODAY. AND THAT DOES INCLUDE PARTS OF OUR AREA. BUT SPECIFICALLY MONO COUNTY. THAT’S WHERE WE HAVE THE BEST CHANCE TO SEE SHOWERS AND THUNDERSTORMS TODAY. BUT WE CAN’T RULE THEM OUT IN PARTS OF ALPINE COUNTY AND AROUND LAKE TAHOE, ESPECIALLY ON THE EASTERN SIDE. BUT IT’S UNLIKELY. SO IF YOU ARE GOING TO BE BOATING TODAY, JUST MAKE SURE THAT YOU HAVE SOME SORT OF RADIO WITH YOU. KEEP AN EYE TO THE SKY. IF YOU SEE THOSE DARK CLOUDS GET TO SHORE AS QUICKLY AS POSSIBLE. NOW LET’S TAKE A LOOK AT FUTURECAST AND HOW WE EXPECT THINGS TO PLAY OUT. SO WE ARE GOING TO SEE A LOT OF SUNSHINE ACROSS THE VALLEY AND THE FOOTHILLS. TODAY. WE’LL SEE SOME CLOUDS STARTING TO DEVELOP THIS AFTERNOON IN THE HIGHER TERRAIN. AND THEN THOSE POTENTIAL FOR SHOWERS, MAYBE EVEN A FEW THUNDERSTORMS AROUND 3:00, 330. NOTICE THEY’RE POPPING UP AROUND MAMMOTH LAKES AND THEN AREAS FURTHER TO THE SOUTH. SAME THING. BISHOP COULD SEE A LITTLE BIT OF ACTIVE WEATHER OVER INTO INYO COUNTY AS WE GET INTO THE LATE AFTERNOON AND EVENING, BUT NOTICE HOW EVERYTHING IS GENERALLY STAYING SOUTH OF LAKE TAHOE. DOESN’T MEAN WE CAN’T SEE A STORM OR TWO IN LAKE TAHOE. IT’S JUST THE BULK OF IT IS GOING TO STAY FURTHER TO THE SOUTH. NOW THAT WINDS DOWN AND GET INTO THE OVERNIGHT TOMORROW, THE FIRST DAY OF AUTUMN, THE AUTUMNAL EQUINOX TAKES PLACE AT AROUND 11:00 MONDAY MORNING WE’RE GOING TO SEE SUNSHINE THROUGHOUT THE DAY. NOW LET’S TAKE A LOOK AT THE SIERRA SEVEN DAY FORECAST. TODAY’S HIGH 72 DEGREES AGAIN. CHANCE FOR SHOWERS, BUT MAINLY SOUTH OF LAKE TAHOE. MONDAY AND TUESDAY. DRY AND THEN CHANCES FOR SHOWERS AND THUNDERSTORMS WEDNESDAY THROUGH FRIDAY. NOW LET’S TAKE A LOOK AT SACRAMENTO SEVEN DAY FORECAST. TODAY’S HIGH 92. THAT’S FOUR DEGREES ABOVE NORMAL. THE FIRST DAY OF FALL 9798 DEGREES ON TUESDAY. AND THEN THOSE TEMPERATURES RETURN TO NORMAL, SEEING HIGHS IN THE UPPER 80S WEDNESDAY AND INTO THE WEEKEND. WE WILL SEE A FEW EXTRA CLOUDS WEDNESDAY AND THURSDAY. RIGHT NOW IT LOOKS LIKE EVEN THOUGH WE HAVE CHANCES FOR RAIN IN THE SIERRA, IT LOOKS LIKE THE VALLEY AND THE FOOTHILLS WILL LIKELY STAY DRY. BUT THAT’S SOMETHING WE’RE GOING TO KEEP A CLOSE EYE ON AND WE’LL HAVE MORE UPDATES AS IT GETS A LITTLE BIT CLOSER. JUST GRATEFUL FOR TRIPLE DIGITS. I KNOW 77 IS HOT BUT COULD BE HOTTER. EXACTLY. WE HAVE SEEN TRIPLE DIGITS WELL INTO OCTOBER
Northern California forecast: Sunny in Valley and Foothills, possible showers in Sierra
Updated: 7:32 AM PDT Sep 21, 2025
Sunday brings sunny and warm weather to the Valley and Foothills, but any boaters and hikers in the Sierra should be prepared for possible showers.Sacramento is hanging onto the sunshine on the last day of summer, with a forecasted high of 92 degrees. The average high temperature for Sept. 21 is 88 degrees.Temperatures will climb into the upper 90s on Monday, the first day of fall. Temperatures are expected to remain around there Tuesday, before more clouds and cooler temperatures move in Wednesday. In the Sierra, there is a chance for showers and thunderstorms Sunday, but the best chances will be south of Tahoe, around Mono County. But boaters should have a NOAA weather radio handy or keep an eye on the sky just in case.Chances for thundershowers are also expected in the Sierra Wednesday through Thursday, and some of the showers could move into the Foothills. REAL-TIME TRAFFIC MAPClick here to see our interactive traffic map.TRACK INTERACTIVE, DOPPLER RADARClick here to see our interactive radar.DOWNLOAD OUR APP FOR THE LATESTHere is where you can download our app.Follow our KCRA weather team on social mediaMeteorologist Tamara Berg on Facebook and X.Meteorologist Dirk Verdoorn on FacebookMeteorologist/Climate Reporter Heather Waldman on Facebook and X.Meteorologist Kelly Curran on X.Meteorologist Ophelia Young on Facebook and X.Watch our forecasts on TV or onlineHere’s where to find our latest video forecast. You can also watch a livestream of our latest newscast here. The banner on our website turns red when we’re live.We’re also streaming on the Very Local app for Roku, Apple TV or Amazon Fire TV.
Sunday brings sunny and warm weather to the Valley and Foothills, but any boaters and hikers in the Sierra should be prepared for possible showers.
Sacramento is hanging onto the sunshine on the last day of summer, with a forecasted high of 92 degrees. The average high temperature for Sept. 21 is 88 degrees.
Temperatures will climb into the upper 90s on Monday, the first day of fall. Temperatures are expected to remain around there Tuesday, before more clouds and cooler temperatures move in Wednesday.
In the Sierra, there is a chance for showers and thunderstorms Sunday, but the best chances will be south of Tahoe, around Mono County. But boaters should have a NOAA weather radio handy or keep an eye on the sky just in case.
Chances for thundershowers are also expected in the Sierra Wednesday through Thursday, and some of the showers could move into the Foothills.
REAL-TIME TRAFFIC MAP
Click here to see our interactive traffic map.
TRACK INTERACTIVE, DOPPLER RADAR
Click here to see our interactive radar.
DOWNLOAD OUR APP FOR THE LATEST
Here is where you can download our app.
Follow our KCRA weather team on social media
- Meteorologist Tamara Berg on Facebook and X.
- Meteorologist Dirk Verdoorn on Facebook
- Meteorologist/Climate Reporter Heather Waldman on Facebook and X.
- Meteorologist Kelly Curran on X.
- Meteorologist Ophelia Young on Facebook and X.
Watch our forecasts on TV or online
Here’s where to find our latest video forecast. You can also watch a livestream of our latest newscast here. The banner on our website turns red when we’re live.
We’re also streaming on the Very Local app for Roku, Apple TV or Amazon Fire TV.
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