File (Photo by David McNew/Getty Images)

Worldwide Regional Leaders Join Gov. Brown In Signing Climate Change Pact

California Gov. Jerry Brown and leaders from 11 other states and provinces are signing a pact on climate change that vows to reduce carbon emissions.


NOAA imagery showing the El Nino advisory. (Credit: NOAA)

El Niño Finally Arrives, But Little Impact On California Expected

A long anticipated El Nino has finally arrived. But for drought-struck California, it’s too little, too late, meteorologists say.


Icy Water In NYC (Photo by Spencer Platt/Getty Images)

America The Beautiful (And Freezing)

Many parts of the U.S. have already broken records for snowfall and below zero temperatures while other parts have seen unseasonably warm temperatures.



Dense Fog Advisory In Effect For Valley

Officials have issued a dense fog advisory through most of the morning Thursday.


Boston Blizzard 2015 (Photo by Kayana Szymczak/Getty Images)

Is Climate Change Behind The Northeast’s Extreme Winter Storms?

As a nor’easter prepares to pummel the Northeast, environmentalists have turned to climate change to explain this season’s storms.



Flying Into A Storm To Figure Out The Drought

It’s the calm before the storm. But as we prepare for more of pounding rain, scientists are revving up their engines at Sacramento’s McClellan Park to fly directly into the thick of it.


rain in causeway

Thunder, Lightning Signals Arrival Of Storm; Power Outages Reported

The bulk of 2015’s first major storm will hit just after the Friday morning commute.


forecast rain

First Significant Storm Of 2015 Set To Roll Through Sacramento Region This Weekend

Storms will roll through starting later Thursday night. The peak of the first wave of the storm is expected to roll through during rush hour in Sacramento, between 4 and 6 p.m. Winds in the valley are expected to come from the south at 20 to 30 mph with gusts up to 50 mph.


atmospheric river

Atmospheric Rivers Provide Important Rainfall, Create Dangerous Flooding

The moisture is channeled on a narrow path aimed right at California. When it hits the coastal mountains and the Sierra, it’s rung out of the clouds and brings big rains.


early bloom

Warm Sacramento Weather Means Allergy Season Is Making An Early Entrance

Trees are already starting to bloom, even though it’s still a month and a half until the start of spring. The sight of pollen gets anyone who’s lived through a Sacramento spring imagining the worst.


(Photo by Christopher Furlong/Getty Images)

Rain in Sacramento? NWS Says High Pressure Could Be Moving East Late Next Week

A ridge of high pressure has kept California high and dry during the month of January, but signs are pointing toward the ridge moving eastward. As the ridge moves, an atmospheric river would likely aim for the coast, possibly bringing rain to the Sacramento region.



Flights In And Out Of Eastern U.S. To Slowly Resume

Air travel across the country is expected to slowly resume after hundreds of flights were canceled due to Monday night’s snowstorm.