Story

Heat Peaks Near 100°F in Salina This Week

August 18, 2026 weather, forecast

Salina, Kansas — The next seven days bring highs ranging from 85°F to 100°F, lows from 67°F to 73°F, rain chances focused on Wednesday, Thursday and Friday. Today's forecast is still included below, but the main story is the week ahead.

What Matters Most This Week

Warmest day: Today, with a high near 100°F.
Coolest morning: Wednesday, with a low near 67°F.
Rain chances: Best chances on Wednesday, Thursday and Friday; seven-day expected rainfall totals about 0.35 inches.
Storm watch: Thunderstorm chances appear in the forecast on Today, Wednesday, Friday, Saturday and Sunday.
Windiest stretch: Friday, with gusts up to 32 mph.
Sun safety: UV runs high on Today, Wednesday, Thursday and Friday and other days.

7-Day Forecast

Day	Conditions	High / Low	Rain	Peak Gust
Today 8/18	Sunny then Slight Chance Showers And Thunderstorms	100° / 69°	15%	30 mph
Wednesday 8/19	Chance Showers And Thunderstorms then Partly Sunny	85° / 67°	28% / 0.07"	27 mph
Thursday 8/20	Sunny	89° / 69°	6% / 0.16"	14 mph
Friday 8/21	Slight Chance Showers And Thunderstorms	94° / 70°	20% / 0.11"	32 mph
Saturday 8/22	Slight Chance Showers And Thunderstorms then Mostly Sunny	95° / 72°	18% / 0.01"	24 mph
Sunday 8/23	Slight Chance Showers And Thunderstorms	97° / 73°	15%	28 mph
Monday 8/24	Mostly Sunny	95° / 72°	11%	28 mph

Today's Details — Tuesday, August 18

Conditions: Sunny then Slight Chance Showers And Thunderstorms
High / Low: 100°F / 69°F
Wind: SSW 15 mph, gusts to 30 mph
Precipitation: 15% chance
UV Index: 7.65 — Very High — limit outdoor exposure
Sunrise / Sunset: 06:47 / 20:21
Daylight: 13.6 hours

What Matters Most Today

Wind impact: gusts up to 30 mph.
Sun safety: UV index reaches 7.65; sunscreen still matters even with cloud cover.
Best outdoor window: Midday (lowest average rain risk).

Comfort & Conditions

Humidity: 45%
Dew Point: Up to 71°F — muggy conditions

Hour-by-Hour Breakdown

Morning (6AM–Noon): Clear sky, 75°F, 20% chance of precipitation, winds 10 mph, 65% humidity
Afternoon (Noon–6PM): Clear sky, 95°F, winds 12 mph, 28% humidity
Evening (6PM–Midnight): Clear sky, 88°F, 16% chance of precipitation, winds 13 mph, 53% humidity

Air Quality & Allergens

Air Quality Index: 49 (peak 60) — Moderate
Acceptable air quality; some pollutants may be a concern for sensitive individuals.
PM2.5: 8.8 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.