Weather





Grand Junction, Colorado

Current Conditions

 
Temp: 88°
Dew Point: 28°
Humidity: 12%
Wind: SSW 10 mph
Visibility: 10.0 miles
Pressure: 29.80 in. -
Sky: Clear

 

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Almanac

Average High: 85°

Average Low: 49°

Record high/year: 97° (1948)

Record low/year: 48° (1964)

Sunrise: 6:39 AM

Sunset: 7:49 PM

Detailed History

Sun and Moon

Sunrise: 06:39 AM (MDT)

Moon Rise: 04:03 AM (MDT)

Sunset: 07:49 PM (MDT)

Moon Set: 06:43 PM (MDT)

Moon Phase

Today
Aug. 30
Sep. 07
Sep. 15
Sep. 22

 

Local Radar

Local Satellite



Next 12 Hours

 
2  pm
5  pm
8  pm
-1  am
2  am
Clear Clear
Clear Clear
Clear Clear
Clear Clear
Clear Clear
90°
85°
74°
67°
63°

 

Forecast data from the National Digital Forecast Database


5-Day Forecast

Thursday Clear Hi 92° Lo 59° Clear
Friday Clear Hi 92° Lo 61° Clear
Saturday Clear Hi 90° Lo 63° Clear
Sunday Chance of a Thunderstorm Hi 79° Lo 58° Chance of T-storms
Monday Chance of a Thunderstorm Hi 79° Lo 56° Chance of T-storms

 

Forecast for Grand Valley

Updated: 4:30 am MDT on August 28, 2008

Today

Sunny. Highs 85 to 95. East winds 10 to 15 mph shifting to the southwest in the afternoon.

 

Tonight

Clear. Lows in the 50s. North winds 10 to 15 mph shifting to the northeast after midnight.

 

Friday

Sunny. Highs 85 to 95. Southeast winds 10 to 15 mph shifting to the southwest in the afternoon.

 

Friday Night

Clear. Lows 55 to 65. Northwest winds 10 to 15 mph shifting to the east with gusts to around 25 mph after midnight.

 

Saturday

Sunny. Highs 85 to 95. Southeast winds 10 to 15 mph shifting to the southwest in the afternoon.

 

Saturday Night

Partly cloudy. Lows 55 to 65.

 

Sunday and Sunday Night

Mostly cloudy. A 30 percent chance of showers and thunderstorms. Highs 75 to 85. Lows in the 50s.

 

Labor Day and Monday Night

Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs 75 to 85. Lows in the 50s.

 

Tuesday through Wednesday

Partly cloudy. Highs 75 to 85. Lows in the 50s.

 

 

Personal Weather Stations

Personal Weather Stations [Add your weather station!]

Location: Brookwillow Village, Grand Junction, CO

Updated: 2:33 PM MDT

Temperature: 99.1 °F Dew Point: 42 °F Humidity: 15% Wind: ENE at 2.5 mph Pressure: 29.72 in Hourly Precipitation: 0.00 in Heat Index: 95 °F Historical Graphs

Location: MesoWest Fruitvale East CO US UPR, Grand Junction, CO

Updated: 1:35 PM MDT

Temperature: 91 °F Dew Point: - Humidity: - Wind: Calm Pressure: - Hourly Precipitation: 0.00 in Heat Index: 87 °F Historical Graphs

Location: APRSWXNET Grand Junction CO US, Grand Junction, CO

Updated: 2:03 PM MDT

Temperature: 90 °F Dew Point: 36 °F Humidity: 15% Wind: ESE at 1 mph Pressure: 29.95 in Hourly Precipitation: 0.00 in Heat Index: 86 °F Historical Graphs

Location: 33 rd. & D 3/4 rd. CoCoRaHS CO-ME-8, Clifton, CO

Updated: 2:32 PM MDT

Temperature: 91.0 °F Dew Point: 31 °F Humidity: 12% Wind: Calm Pressure: 29.79 in Hourly Precipitation: 0.00 in Heat Index: 87 °F Historical Graphs

Location: Redlands - South Camp Rd. & Dakota Cir., Grand Junction, CO

Updated: 2:28 PM MDT

Temperature: 88.2 °F Dew Point: - Humidity: - Wind: North at 7.0 mph Pressure: 30.03 in Hourly Precipitation: 0.00 in Heat Index: - Historical Graphs

Location: APRSWXNET Fruita CO US, Fruita, CO

Updated: 12:57 PM MDT

Temperature: 87 °F Dew Point: 41 °F Humidity: 20% Wind: SE at 2 mph Pressure: 30.39 in Hourly Precipitation: 0.00 in Heat Index: 84 °F Historical Graphs

Location: CODOT Palisade (6), Palisade, CO

Updated: 1:29 PM MDT

Temperature: 91 °F Dew Point: 49 °F Humidity: 24% Wind: NNW at 4 mph Pressure: - Hourly Precipitation: 0.00 in Heat Index: 88 °F Historical Graphs

Location: RAWS PINE RIDGE CO US, Palisade, CO

Updated: 1:34 PM MDT

Temperature: 83 °F Dew Point: 23 °F Humidity: 11% Wind: South at 3 mph Pressure: - Hourly Precipitation: 0.00 in Heat Index: 80 °F Historical Graphs

Location: MesoWest Whitewater Creek - Grand Mesa CO US DRI, Mesa, CO

Updated: 1:30 PM MDT

Temperature: 66 °F Dew Point: 29 °F Humidity: 25% Wind: North at 4 mph Pressure: - Hourly Precipitation: 0.00 in Heat Index: - Historical Graphs

Location: RAWS JACKS CANYON CO US, Gateway, CO

Updated: 1:50 PM MDT

Temperature: 82 °F Dew Point: 30 °F Humidity: 15% Wind: NNE at 4 mph Pressure: - Hourly Precipitation: 0.00 in Heat Index: 80 °F Historical Graphs

Location: RAWS LITTLE DELORES CO US, Glade Park, CO

Updated: 1:49 PM MDT

Temperature: 87 °F Dew Point: 24 °F Humidity: 10% Wind: NW at 3 mph Pressure: - Hourly Precipitation: 0.00 in Heat Index: 83 °F Historical Graphs

MSN Maps of:

Temperature Dew Point Humidity Wind Pressure Hourly Precipitation -

NWS Forecaster Discussion




742 
fxus65 kgjt 280921 
afdgjt 


Area forecast discussion 
National Weather Service Grand Junction Colorado 
321 am MDT Thursday Aug 28 2008 


Short term...today through Friday night... 
dry west to northwest flow has settled over the forecast area this 
morning and will remain in place through Friday. Fairly quiet day 
expected with only a few high based cumulus expected over the higher 
terrain. Still have a sliver of moisture over the San Juans and an 
isolated late afternoon storm still possible. By Friday...a minor 
surge of moisture works into the San Juans to provide a few more 
storms...with some activity drifting across La Plata and Archuleta 
counties by late in the day. The remainder of the forecast area will 
stay on the dry side. Little change in temperatures through Friday night... 
with above normal readings continuing. More exciting weather arrives 
over the weekend. 


Long term...Saturday through Wednesday... 
main challenge this period is precipitation as a Pacific trough 
works into the Great Basin over the weekend. Models agreement has 
improved with trough having decent amplitude...and even shown to 
close off 500 mb low for a time over the northern Great Basin. Flow ahead 
of it allow for a good surge of subtropical moisture. Good dynamics 
and improving shear as a shortwave is forecast to lift across NE 
Utah/northwest Colorado Sun night and Monday. This could produce some some strong 
storms and heavy rainfall. Continued the trend set by the previous 
forecast shift and boosted probability of precipitation again for the Sunday afternoon 
through Monday afternoon period. Also raised dewpoints for sun-Mon. 
Drier weather expected Tuesday and Wednesday in the wake of this trough. 


&& 


Aviation... 
VFR conditions expected over the entire forecast area through 
18z Friday. An isolated thunderstorm is possible over the San Juan 
Mountains between 19z and 03z today and this evening...with gusty 
winds to 40 miles per hour and brief heavy rain. Any storms that do form will 
be short-lived. 


&& 


Gjt watches/warnings/advisories... 
Colorado...none. 
Utah...none. 


$$ 


Short term.....Jdc 
long term......jad 
aviation.......jdc 








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