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Thunderstorm Chances Focus on Saturday, Sunday in Salina

August 20, 2026 weather, forecast

Salina, Kansas — The next seven days bring highs ranging from 87°F to 95°F, lows from 68°F to 72°F, rain chances focused on Saturday, Tuesday and 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 95°F.
Coolest morning: Saturday, with a low near 68°F.
Rain chances: Best chances on Saturday, Tuesday and Wednesday; seven-day expected rainfall totals about 0.22 inches.
Storm watch: Thunderstorm chances appear in the forecast on Saturday, Sunday, Monday, Tuesday and Wednesday.
Windiest stretch: Monday, with gusts up to 40 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	Sunny	91° / 69°	2%	20 mph
Friday 8/21	Sunny	95° / 69°	9%	23 mph
Saturday 8/22	Chance Showers And Thunderstorms then Mostly Sunny	89° / 68°	43% / 0.02"	30 mph
Sunday 8/23	Slight Chance Showers And Thunderstorms	87° / 69°	20% / 0.02"	39 mph
Monday 8/24	Slight Chance Showers And Thunderstorms then Mostly Sunny	93° / 70°	19% / 0.02"	40 mph
Tuesday 8/25	Mostly Sunny then Slight Chance Showers And Thunderstorms	92° / 69°	15% / 0.09"	17 mph
Wednesday 8/26	Chance Showers And Thunderstorms then Mostly Sunny	91° / 72°	32% / 0.06"	24 mph

Today's Details — Thursday, August 20

Conditions: Sunny
High / Low: 91°F / 69°F
Wind: ENE 9 mph, gusts to 20 mph
Precipitation: 2% chance
UV Index: 7.55 — Very High — limit outdoor exposure
Sunrise / Sunset: 06:49 / 20:18
Daylight: 13.5 hours (12.1 hours of sunshine expected)

What Matters Most Today

Sun safety: UV index reaches 7.55; sunscreen still matters even with cloud cover.
Best outdoor window: Morning (lowest average rain risk).

Comfort & Conditions

Humidity: 56%
Dew Point: Up to 67°F — muggy conditions

Hour-by-Hour Breakdown

Morning (6AM–Noon): Clear sky, 71°F, 86% humidity
Afternoon (Noon–6PM): Clear sky, 86°F, 38% humidity
Evening (6PM–Midnight): Clear sky, 84°F, 41% humidity

Air Quality & Allergens

Air Quality Index: 47 (peak 57) — Moderate
Acceptable air quality; some pollutants may be a concern for sensitive individuals.
PM2.5: 8.3 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.