Flash Flood Threat Shifts to Florida; Snowy in the Northern Plains; Fire Danger in the West

Showers and thunderstorms may produce flash flooding in northern and central Florida into Tuesday; and gusty winds and hail are also possible across the area Sunday. A strong cold front will bring below average temperatures and wintry precipitation to the northern High Plains. Elevated fire weather conditions are expected across parts of the Northwest and southern California. Read More >

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Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Clear

39°F

4°C

Humidity	93%
Wind Speed	SW 3 mph
Barometer	30.17 in
Dewpoint	37°F (3°C)
Visibility	10.00 mi
Last update	18 Apr 6:50 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Denison TX

Today

Mostly Sunny
High: 67 °F
Tonight

Mostly Clear
Low: 43 °F
Monday

Sunny
High: 73 °F
Monday
Night

Mostly Clear
Low: 49 °F
Tuesday

Mostly Sunny
High: 64 °F
Tuesday
Night

Mostly Clear
then Patchy
Frost
Low: 36 °F
Wednesday

Patchy Frost
then Sunny
High: 62 °F
Wednesday
Night

Partly Cloudy
Low: 45 °F
Thursday

Partly Sunny
High: 67 °F

Detailed Forecast

Today

Mostly sunny, with a high near 67. North northwest wind 5 to 10 mph.

Tonight

Mostly clear, with a low around 43. North wind around 5 mph becoming calm in the evening.

Monday

Sunny, with a high near 73. South southwest wind 5 to 10 mph.

Monday Night

Mostly clear, with a low around 49. South wind around 10 mph.

Tuesday

Mostly sunny, with a high near 64. South southwest wind 10 to 15 mph becoming north northwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

Tuesday Night

Patchy frost after 4am. Otherwise, mostly clear, with a low around 36. North wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

Wednesday

Patchy frost before 8am. Otherwise, sunny, with a high near 62. Northeast wind around 10 mph.

Wednesday Night

Partly cloudy, with a low around 45. East northeast wind 5 to 10 mph.

Thursday

Partly sunny, with a high near 67. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

Thursday Night

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.

Friday

Showers and thunderstorms likely. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.

Friday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54.