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Thunderstorm Chances Focus on Friday, Saturday in Abilene

August 20, 2026 weather, forecast

Abilene, Kansas — The next seven days bring highs ranging from 84°F to 92°F, lows from 66°F to 73°F, rain chances focused on Wednesday. Today's forecast is still included below, but the main story is the week ahead.

What Matters Most This Week

Warmest day: Friday, with a high near 92°F.
Coolest morning: Saturday, with a low near 66°F.
Rain chances: Best chances on Wednesday; seven-day expected rainfall totals about 0.20 inches.
Storm watch: Thunderstorm chances appear in the forecast on Friday, Saturday, Monday and Wednesday.
Windiest stretch: Sunday, with gusts up to 39 mph.
Sun safety: UV runs high on Today, Friday, Saturday and Sunday and other days.

7-Day Forecast

Day	Conditions	High / Low	Rain	Peak Gust
Today 8/20	Patchy Fog then Sunny	88° / 67°	2%	18 mph
Friday 8/21	Slight Chance Showers And Thunderstorms then Sunny	92° / 67°	15%	23 mph
Saturday 8/22	Chance Showers And Thunderstorms then Mostly Sunny	87° / 66°	39% / 0.03"	38 mph
Sunday 8/23	Slight Chance Rain Showers	84° / 67°	20% / 0.02"	39 mph
Monday 8/24	Chance Showers And Thunderstorms then Mostly Sunny	89° / 68°	26%	38 mph
Tuesday 8/25	Mostly Sunny then Slight Chance Rain Showers	89° / 67°	15% / 0.03"	28 mph
Wednesday 8/26	Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms	89° / 73°	29% / 0.12"	26 mph

Today's Details — Thursday, August 20

Conditions: Patchy Fog then Sunny
High / Low: 88°F / 67°F
Wind: NE 8 mph, gusts to 18 mph
Precipitation: 2% chance
UV Index: 7.5 — Very High — limit outdoor exposure
Sunrise / Sunset: 06:47 / 20:16
Daylight: 13.5 hours (12.0 hours of sunshine expected)

What Matters Most Today

Sun safety: UV index reaches 7.5; sunscreen still matters even with cloud cover.
Best outdoor window: Morning (lowest average rain risk).

Comfort & Conditions

Humidity: 66%
Dew Point: Up to 68°F — muggy conditions

Hour-by-Hour Breakdown

Morning (6AM–Noon): Clear sky, 69°F, 89% humidity
Afternoon (Noon–6PM): Clear sky, 84°F, 51% humidity
Evening (6PM–Midnight): Clear sky, 80°F, 57% humidity

Air Quality & Allergens

Air Quality Index: 47 (peak 55) — Moderate
Acceptable air quality; some pollutants may be a concern for sensitive individuals.
PM2.5: 8.0 µg/m³

Forecast data provided by Open-Meteo. Air quality data from Open-Meteo Air Quality API. For severe weather alerts, visit your local National Weather Service office.