Monsoon Moisture Brings Thunderstorm Risk to Los Angeles and Ventura Counties

Monsoonal Moisture Surge

• 🌧️ Monsoonal moisture is currently impacting Southern California, bringing a chance of thunderstorms to Los Angeles and Ventura counties.
• ⚡ While a special weather statement for beaches has expired, the moisture continues to affect eastern sections of Southern California.

Mountain and Inland Thunderstorm Activity

• ⛰️ The Big Bear Lake area is experiencing stronger thunderstorms with lightning strikes, rain, gusty winds, and hail.
• ⚠️ This energy is moving in a south-southwesterly direction, potentially affecting Running Springs and Lake Arrowhead, and could reach foothill communities.
• 🏜️ Moisture is also present along the California-Nevada border, with continued chances of thunderstorms, showers, and gusty winds for the interior, mountains, and deserts.

Weekend Weather Outlook

• ☀️ By Saturday, conditions are expected to dry out, with pleasant temperatures throughout the weekend.
• 🏖️ Coastal areas will remain pleasant with low 70s, while inland areas will see highs in the mid-80s to low 90s.
• ☁️ A strong marine layer is anticipated for the next few nights and mornings.

Moisture Source and Timing

• 🇲🇽 The monsoonal moisture originates from mainland Mexico and is brought into Southern California by an area of low pressure.
• 🕒 Thunderstorm chances are highest in the afternoon hours, potentially affecting areas like Big Bear, Idyllwild, 29 Palms, Joshua Tree, and the high deserts.
• 🏞️ Foothills near the San Gabriel Valley might also see a passing shower later in the afternoon.

Precipitation and Air Quality

• 💧 Big Bear has already received over a quarter of an inch of rain, with potential for more.
• ✅ Air quality continues to improve and this trend is expected to persist through the weekend.