Area Forecast Discussion
Issued by NWS San Joaquin Valley, CA
Issued by NWS San Joaquin Valley, CA
956 FXUS66 KHNX 191015 AFDHNX Area Forecast Discussion National Weather Service Hanford CA 315 AM PDT Sun May 19 2024 .KEY MESSAGES... 1. Temperatures will change little today then lower to near normal on Monday. A slight warmup is expected midweek then cooling again to a little below normal by next weekend. 2. There is a 10 chance for isolated showers and thunderstorms over the Sierra Nevada around Yosemite NP Monday afternoon and evening. 3. Gusty west winds will continue to develop across the Kern County mountains and desert each afternoon and evening. A Wind Advisory is in effect for the Mojave Desert Slopes from 5 PM this evening through 8 AM Monday morning. && .DISCUSSION... Maximum temperatures on Saturday topped out around 3 to 6 degrees above climatological normals for this time of the year. Similar conditions are expected today then an upper trough will deepen over the west on Monday. Temperatures will nudge down to around normal on Monday then bounce back up to a few degrees above normal midweek before falling back down to near normal again by then end of the week. Here are the probabilities for a high temperature of 86 degrees or higher for locations across the San Joaquin Valley this afternoon. Merced 26%Hanford 66% Madera 31% Visalia 76% Fresno 66% Porterville 66% Reedley 31%Delano 76% Lemoore 66%Bakersfield 76% Limited moisture should allow for some cumulus buildups over the Sierra Nevada the next couple of afternoons but with only a 10 percent chance for isolated showers and thunderstorms along the crest of the Sierra around Yosemite NP on Monday. Moisture wanes for the rest of the week with sunny skies prevailing. A modest onshore pressure gradient will persist resulting in gusty westerly winds across the Kern County mountains and desert each afternoon and evening. A Wind Advisory is in effect for the Mojave Desert Slopes from 5 PM this evening through 8 AM Monday morning. && .AVIATION... VFR conditions will prevail across the central CA interior for the next 24 hours. && .AIR QUALITY ISSUES... None. && .CERTAINTY... The level of certainty for days 1 and 2 is high. The level of certainty for days 3 through 7 is medium. Certainty levels include low...medium...and high. Please visit www.weather.gov/hnx/certainty.html for additional information and/or to provide feedback. && .HNX WATCHES/WARNINGS/ADVISORIES... Wind Advisory from 5 PM this afternoon to 8 AM PDT Monday for CAZ338. && $$ DCH weather.gov/hanford