Tropical Storm Alvin to Bring Increased Rainfall and Thunderstorm Activity to Imperial Valley June 1

IMPERIAL VALLEY, CA — Weather conditions are expected to shift today, Sunday, June 1 and possibly slightly through Monday, as Tropical Storm Alvin pushes a surge of tropical moisture into the Imperial Valley. According to the National Weather Service, El Centro and surrounding areas have a 58% chance of rain, with conditions becoming increasingly favorable for scattered thunderstorms throughout the day.

a tropical low-pressure system is expected to in from the south Pacific, bringing an influx of tropical moisture into the region. According to the National Weather Service in San Diego, the valley is expected to experience scattered thunderstorms and widespread rain showers beginning tomorrow.

Updated forecast models show rainfall totals ranging from 0.4 to 0.5 inches for most of the region, with localized areas potentially receiving up to an inch, particularly where stronger thunderstorms develop. Activity is expected to increase during the afternoon and evening hours as the atmosphere destabilizes.

Localized Flooding and Wind Hazards Possible

While the rainfall may offer temporary relief from the region’s typical heat and dryness, the system brings with it potential hazards. Brief but intense downpours could lead to localized flooding, especially in flood-prone areas and streets with poor drainage.

The National Weather Service also warns of gusty outflow winds associated with thunderstorm activity. These winds can create hazardous driving conditions, scatter unsecured outdoor objects, and result in minor property damage.

Detailed forecast for Imperial Valley according to the national weather service

Sunday

Mostly cloudy. A chance of showers in the morning, then a slight chance of afternoon showers and thunderstorms. Not as warm. Highs 91 to 96. South wind 5 to 15 mph. Chance of rain 40 percent.

Sunday Night

Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Cooler. Lows 64 to 74. Southeast wind 5 to 15 mph. Chance of rain 10 percent.

Monday

Mostly sunny. Highs 95 to 100. South wind 5 to 10 mph.

Monday Night

Clear. Lows 64 to 74. West wind 5 to 15 mph.

Tuesday

Sunny. Highs 91 to 99.

Tuesday Night

Clear. Lows 66 to 74.

Wednesday

Sunny. Highs 93 to 103.

Wednesday Night

Clear. Lows 67 to 75.

Thursday

Sunny. Highs 96 to 104.

Thursday Night

Clear. Lows 67 to 76.

Friday

Sunny. Highs 97 to 107.

Friday Night

Clear. Lows 68 to 78.

Saturday

Sunny. Highs 98 to 108.