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Details

Grand Mesa, Colorado

Grand Mesa weather

Elevation 10,000 ftObserved 9:40 PMNearest station Delta County, 21 miForecast grid GJT 118,99

Right now

Station 9:40 PM

Temperature

68°F

Feels like 68°

Wind

5 mph S

Wind to 10 mph by 10 PM

Humidity

35%

Dew point 39°

UV index

0

Low

Air quality

39

Good, PM2.5 2.6

Pressure

29.7 in

Visibility

10 mi

Hour by hour

Through tomorrow evening

Temperature over rain chance, sharing one hour axis. Drag across it to read any hour.

NWS hourly grid · Updated 1h ago
60°42°now
Rain chance9%
10 PM6 AM2 PM10 PM6 AM2 PM9 PM
Hour by hour temperature and chance of precipitation
HourTemperatureChance of precipitation
10 PM49 degrees1 percent
11 PM47 degrees1 percent
12 AM47 degrees1 percent
1 AM46 degrees1 percent
2 AM46 degrees2 percent
3 AM45 degrees2 percent
4 AM44 degrees4 percent
5 AM44 degrees7 percent
6 AM43 degrees9 percent
7 AM42 degrees8 percent
8 AM45 degrees7 percent
9 AM48 degrees6 percent
10 AM53 degrees6 percent
11 AM54 degrees6 percent
12 PM55 degrees7 percent
1 PM56 degrees7 percent
2 PM58 degrees8 percent
3 PM58 degrees8 percent
4 PM59 degrees7 percent
5 PM59 degrees7 percent
6 PM58 degrees6 percent
7 PM56 degrees6 percent
8 PM53 degrees5 percent
9 PM50 degrees5 percent
10 PM48 degrees5 percent
11 PM47 degrees5 percent
12 AM46 degrees6 percent
1 AM46 degrees6 percent
2 AM45 degrees5 percent
3 AM45 degrees5 percent
4 AM44 degrees4 percent
5 AM44 degrees3 percent
6 AM43 degrees3 percent
7 AM43 degrees2 percent
8 AM46 degrees2 percent
9 AM50 degrees2 percent
10 AM55 degrees2 percent
11 AM57 degrees2 percent
12 PM57 degrees2 percent
1 PM58 degrees2 percent
2 PM59 degrees2 percent
3 PM60 degrees3 percent
4 PM60 degrees3 percent
5 PM60 degrees3 percent
6 PM59 degrees1 percent
7 PM56 degrees1 percent
8 PM53 degrees1 percent
9 PM50 degrees1 percent

Next seven days

Open a day for what the forecaster wrote
TonightSep 3Mostly ClearLow 42°7%
Mostly clear, with a low around 42. South southwest wind 5 to 10 mph.NWS detailed forecast, Grand Junction
FriSep 4Mostly Sunny60° 43°9%
Mostly sunny, with a high near 60. South southwest wind 5 to 10 mph, with gusts as high as 25 mph.NWS detailed forecast, Grand Junction
SatSep 5Mostly Sunny60° 43°9%
Mostly sunny, with a high near 60. South southwest wind 0 to 5 mph.NWS detailed forecast, Grand Junction
SunSep 6Partly Sunny then Chance Showers And Thunderstorms61° 43°74%
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 61. Chance of precipitation is 40%.NWS detailed forecast, Grand Junction
MonSep 7Showers And Thunderstorms Likely56° 42°71%
Showers and thunderstorms likely. Mostly cloudy, with a high near 56.NWS detailed forecast, Grand Junction
TueSep 8Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms60° 43°20%
A slight chance of rain showers before noon, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 60.NWS detailed forecast, Grand Junction
WedSep 9Chance Rain Showers then Chance Showers And Thunderstorms60° 43°32%
A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 60.NWS detailed forecast, Grand Junction

What today means in Grand Mesa

Each line names the number behind it

Cool window: 42° at 7 AM

The day climbs about 18 degrees from there, so anything outside is easier before the middle of the morning.

Around Grand Mesa today

Rivers

Uncompahgre River at Delta

243 cfs and falling, water 66°. About 23 miles from Grand Mesa.

7 gauges on the Slope

Trails

Flowing Park Trail #715.1A

Hiking, in town.

8 spots within 25 miles

The long view

Grand Mesa weather in September

The record

At 10,000 feet, September can hand Grand Mesa a summer afternoon and a hard freeze in the same week. Normal for September here is a high near 58 and a low near 35, with about 2.0 inches of precipitation. Tonight's forecast low of 42 is running 2 degrees above the normal 40.

The mesa runs about twenty degrees cooler than the valley in July, and it is one of the first places on the Slope to hold snow in October. Through 3 days of September, the warmest afternoon has been 61° and the coolest morning 39°. The month is running within half a degree of the thirty year normal.

When it rains in Grand Mesa

September normally brings 2.0 inches of precipitation. So far this month 3 days have measured precipitation, 0.4 inches in total. 3 of the next seven days carry a chance of 30 percent or better.

Normals 1995 to 2024 · Open-Meteo archive

Grand Mesa readings come from the Delta County station 21 miles south of town. The forecast is the National Weather Service grid over Grand Mesa itself, cell GJT 118,99. Air quality and the thirty year normals come from Open-Meteo.