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Weather West
Friday, July 10
Weather West: Exceptionally broad and persistent west-central U.S. ridging to bring periods of elevated heat and monsoon moisture to CA and the SW, with record heat across Intermountain West
Thursday, June 11
Weather West: Special update: Rising odds of a strong-to-historic El Niño event in 2026, with growing likelihood of significant regional-to-global scale impacts
Friday, June 5
Weather West: Unusually active June jet stream energizes late season low pressure before giving rise to broad and strong ridge by mid-June, with significant PacNW/NorCal heatwave possible
Monday, May 25
Weather West: Another late-spring cut-off to bring mountain showers, coastal drizzle, and cooler temperatures before likely June warm-up
Sunday, April 19
Weather West: Unusually active April weather pattern to continue this week, and possibly beyond, as subtropical northeastern Pacific waters reach record warmth
Weather West: Unusually active April weather pattern to continue this week, and possibly beyond, as subtropical northeastern Pacific waters reach record warmth
Tuesday, April 7
Weather West: After a historically hot March, an active April weather pattern will bring thunderstorms, cooler temperatures, and likely even some Sierra snow
Saturday, March 28
Weather West: As historic March heatwave finally fades, a brief cooler/wetter interlude will occur across the U.S. West in early April before warmth & dryness likely return
Wednesday, March 11
Weather West: Extraordinary and prolonged March heatwave to break records and decimate mountain snowpack across U.S. Southwest, including much of California
Sunday, Feb. 22
Weather West: Following a whiplash transition from record warmth to very heavy mountain snowfall in California, yet another swing back toward anomalous warmth (first damp, then dry)
Sunday, Feb. 8
Weather West: After a long, dry, and very warm January, a cooler & wetter pattern will return to the U.S. West, with partial relief amid record-low mountain snowpack
Monday, Jan. 19
Weather West: “Warm West/Cool East” dipole to develop over North America in late January; mostly dry/warm conditions lead to record-low Western U.S. snowpack
Tuesday, Dec. 30, 2025
Weather West: Warm subtropical system to bring heavy New Year’s rain to SoCal before a somewhat quieter pattern takes hold by mid January
Sunday, Dec. 21, 2025
Weather West: A wet and stormy week ahead in California, with substantial SoCal flood risk and initially warm Sierra rain transitioning to very heavy snow
Sunday, Dec. 14, 2025
Weather West: As warm atmospheric rivers slide gradually southward along Pacific Coast, a return to rain and end to tule fog in NorCal later this week–but don’t expect much mountain snow
Saturday, Dec. 6, 2025
Weather West: Under a resilient ridge, prolonged tule fog episode brings cold and damp weather to the Central Valley but anomalously warm/dry weather elsewhere
Friday, Nov. 14, 2025
Weather West: Southern California weekend storm looking increasingly powerful, with growing flood threat for LA Basin & beyond
Monday, Nov. 3, 2025
Weather West: After anomalous late Oct warmth, a sooner-than-expected shift back toward wetter conditions in (at least) NorCal
Sunday, Oct. 26, 2025
Weather West: Following a cool and wet October, a much warmer and drier November to come across California
Wednesday, Oct. 8, 2025
Weather West: Hurricane Priscilla remnants to bring widespread Southwest rain/thunderstorms (including far SoCal); more widespread precipitation possible with colder NorCal system by mid-Oct
Monday, Sept. 15, 2025
Weather West: Wild weather week possible in California as humid heat transitions to potential dry-to-wet thunderstorm outbreak thanks to tropical storm remnants
Saturday, Aug. 30, 2025
Weather West: An unusual weather pattern to bring extreme British Columbia/PacNW heatwave, with lesser CA heat (and the potential for a few surprises)
Tuesday, Aug. 19, 2025
Weather West: Major heatwave to bring increased wildfire risk, and (finally!) a substantive monsoonal surge to California & Southwest
Tuesday, July 22, 2025
Weather West: What’s up with the usually cool start to NorCal coastal summer vs anomalous inland heat? Plus: cool everywhere this week, but heat rebuilds into August
Sunday, July 6, 2025
Weather West: Hotter temperatures ahead for California heading into mid-July as fire season heats up
Thursday, June 19, 2025
Weather West: A chillier and windier solstice with increased lower elevation fire risk; All signs still point to more widespread and anomalous heat later in summer
Tuesday, May 27, 2025
Weather West: June Whiplash to come: Brief surge of record NorCal heat before sudden cooler/unsettled shift–then notable heat returns again?
Thursday, May 15, 2025
Weather West: As progressive ridge-trough pattern shifts toward more persistent ridging, rising heat in CA and the Southwest likely in late May
Monday, April 28, 2025
Weather West: Mild and occasionally unsettled spring conditions to persist into mid-May, with hotter/drier conditions still likely thereafter
Monday, April 7, 2025
Weather West: As wet & cool late-winter pattern departs, growing signs of unusually warm & dry spring across CA & broader West
Thursday, March 6, 2025
Weather West: An active pattern to continue across California, with mainly beneficial precipitation through mid-Mar
Wednesday, Feb. 12, 2025
Weather West: Major storm to bring high risk of debris flows in SoCal wildfire zones, with some flood risk elsewhere
Friday, Jan. 31, 2025
Weather West: Warm, wet atmospheric river to soak NorCal, w/mostly modest flood risk; SoCal likely to see at least some additional rain
Friday, Jan. 24, 2025
Weather West: Widespread rain in SoCal to temporarily alleviate fire concerns by Sunday; SoCal drought still likely to expand rest of winter
Wednesday, Jan. 15, 2025
Weather West: Hydroclimate volatility on a warming Earth
Sunday, Jan. 12, 2025
Weather West: Following historic wildfire disasters in Southern California, a statewide dry spell intensifies and extreme fire weather conditions persist in the south
Saturday, Jan. 4, 2025
Weather West: As extreme California precipitation dipole persists, a high-end offshore wind/fire weather event may unfold in SoCal this week
Thursday, Dec. 19, 2024
Weather West: Warm and “wet north/dry south” pattern to continue in California
Friday, Dec. 6, 2024
Weather West: Another swing of the precipitation pendulum in NorCal; Meanwhile, Santa Ana winds & wildfire risk in SoCal
Monday, Nov. 18, 2024
Weather West: Sudden shift to very wet conditions in NorCal with strong & very slow-moving atmospheric river poised to soak region in coming days; flooding likely in north
Sunday, Nov. 3, 2024
Weather West: “Inside slider” systems to bring drier and windier conditions into mid-Nov, with rising SoCal wildfire risk
Thursday, Oct. 24, 2024
Weather West: Relatively dry and warm autumn pattern likely to continue into early November
Monday, Sept. 30, 2024
Weather West: Major autumn heatwave to continue streak of record heat in interior Southwest; Warm to hot in California for foreseeable future
Saturday, Sept. 14, 2024
Weather West: Early-season low pressure system to bring brief shift to much cooler & moister conditions
Monday, Sept. 2, 2024
Weather West: Unusually hot weather returns to the West, with major heatwave & fire weather escalation after Labor Day
Thursday, Aug. 15, 2024
Weather West: A (relative) mid-August reprieve for CA, but peak of fire season may be yet to come
Thursday, Aug. 1, 2024
Weather West: After hottest July on record across most of California, more modest heat to come through mid-Aug (plus some monsoonal thunderstorms)
Sunday, July 21, 2024
Weather West: More inland heat before late July reprieve amid record-hot summer to date & escalating Western wildfires
Sunday, June 30, 2024
Weather West: Long-duration and in some cases record-breaking heatwave across much of CA in early July
Friday, May 31, 2024
Weather West: Complex weather pattern to bring notable early-season heatwave across West, including parts of California
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