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Growcast

Delmarva GrowCast — 2026-07-03

🌱 US Weather Warriors GrowCast — Friday, July 3, 2026

All forecasts

🌱 US Weather Warriors GrowCast — Friday, July 3, 2026

Dangerous heat pairs with a heavy rain and thunderstorm threat across Delmarva today — plan around both.

Today's Weather Snapshot: Highs 91-103°F inland, 91-96°F along the coast; lows near 79°F. Extreme Heat Warnings and Heat Advisories are active region-wide, with Air Quality Alerts posted. WPC flags an excessive rainfall risk tied to an approaching front and stalled boundary. Winds manageable near 9-10 mph; thunderstorms possible, some heavy.

Soil & Recent Rainfall: 2-inch soil temps run 77-82°F across six DEOS stations (avg 80.4°F). No measurable rain in the past 24 hours at any reporting site. Topsoil is neither flagged wet nor dry yet — that changes if today's storms verify.

Best Outdoor Work Window: Early morning only — before 9 AM — to get ahead of the heat and any afternoon storm cells. Skip midday and afternoon work.

Planting & Transplanting: Delay tender transplants until this heat and storm pattern breaks. Soil at 80°F is well past warm-season minimums, but transplant shock under 100°F air temps and pop-up downpours will cost you the crop.

Watering & Irrigation: Hold off. Soils aren't dry, and heavy rainfall guidance from WPC means today's storms may deliver more than you can use. Reassess Saturday morning after rain totals come in.

For Gardeners: Harvest tomatoes, squash, and beans early to avoid heat damage on the vine. Deep-mulch anything exposed and shade-cloth peppers and lettuce if you still have cool-season crops hanging on — bolting risk is real at these temps. Skip fertilizing today.

For Farmers & Growers: Field workability is poor with excessive rainfall in the forecast — hold off on tillage, side-dressing, and any operation that leaves ruts. Spray windows are narrow given storm timing and heat-driven volatilization; if you must go, target the early morning calm. Hay on the ground is at risk — do not cut today.

Looking Ahead (6-10 day signal): CPC 8-14 day leans above-normal temperatures with near-normal precipitation; no drought across DE, MD, or VA.

Bottom Line: Treat today as a heat-and-storm day — work at dawn, protect crops, and let the rain do the watering.

— US Weather Warriors #DelmarvaWeather #GardenWeather #FarmWeather