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Longmont, Colorado, United States (80501)  Lat: 40.50N, Lon: 104.31W
Wx Zone: COZ043

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Latest Reported Weather Conditions
Observed at Greeley / Weld , CO
Updated 5:55 PM MDT THU JUL 2 2009

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Overcast Overcast
79°F
26°C
Click here for hour-by-hour conditions during the last 48 hours
Humidity: 58%
Wind: WNW at 7 MPH
Barometer: 30.12 in.
Dewpoint: 63°F
Heat Index: 80°F
Visibility: 10SM
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Longmont, CO Weather Forecast
Updated 3:15 PM MDT THU JUL 02 2009

Weather Video

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.NOW...SCATTERED THUNDERSTORMS WILL CONTINUE TO MOVE EAST-NORTHEAST ACROSS EASTERN LARIMER...WELD AND MORGAN COUNTIES THROUGH 8 PM. THE STRONGER STORMS EAST OF A GREELEY TO CHEYENNE LINE WILL BE CAPABLE OF OUTFLOW WIND GUSTS TO 50 MPH...RAINFALL RATES OF 0.75 INCH IN UNDER 30 MINUTES...SMALL HAIL AND FREQUENT CLOUD-OF-GROUND LIGHTNING. MINOR FLOODING OF ARROYOS...CREEKS...AND GULLIES ALONG RURAL ROADS WILL BE POSSIBLE WITH THE HEAVIER RAINFALL.
Tonight
Heavy Rain Heavy Rain
Lo: 59°
POP: 60%
Thunderstorms likely in the evening...Then isolated thunderstorms after midnight. Some thunderstorms May be severe with damaging winds...Large hail and heavy rainfall in the evening. Lows in the upper 50s. East winds 10 to 15 mph in the evening becoming light. Chance of thunderstorms 60 percent.
Friday
Partly Sunny Partly Sunny
Hi: 81°
POP: 40%
Partly sunny. Scattered thunderstorms in the afternoon. Highs in the lower 80s. Northeast winds 10 to 15 mph in the afternoon. Chance of thunderstorms 40 percent.
Friday Night
Partly Cloudy Partly Cloudy
Lo: 59°
POP: 40%
Mostly cloudy with scattered thunderstorms in the evening...Then partly cloudy with a slight chance of thunderstorms after midnight. Lows in the upper 50s. East winds 10 to 15 mph in the evening becoming light. Chance of thunderstorms 40 percent.
Independence Day
Partly Sunny Partly Sunny
Hi: 81°
POP: 40%
Partly sunny. Scattered thunderstorms in the afternoon. Highs in the lower 80s. Chance of thunderstorms 40 percent.
Saturday Night
Partly Cloudy Partly Cloudy
Lo: 59°
POP: 40%
Mostly cloudy with scattered thunderstorms in the evening...Then partly cloudy with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of thunderstorms 40 percent.
Sunday
Partly Cloudy Partly Cloudy
Hi: 81°
Lo: 59°
POP: 30%
Partly cloudy. Scattered thunderstorms. Highs in the lower 80s. Lows in the upper 50s. Chance of thunderstorms 30 percent.
Sunday Night
Partly Cloudy Partly Cloudy
Lo: 59°
POP: 30%
Partly cloudy. Scattered thunderstorms. Highs in the lower 80s. Lows in the upper 50s. Chance of thunderstorms 30 percent.
Monday
Partly Cloudy Partly Cloudy
Hi: 89°
Lo: 59°
POP: 10%
Partly cloudy. A 10 percent chance of thunderstorms. Highs in the upper 80s. Lows in the upper 50s.
Monday Night
Partly Cloudy Partly Cloudy
Lo: 59°
POP: 10%
Partly cloudy. A 10 percent chance of thunderstorms. Highs in the upper 80s. Lows in the upper 50s.
Tuesday
Partly Cloudy Partly Cloudy
Hi: 91°
Lo: 60°
POP: 10%
Partly cloudy. A 10 percent chance of thunderstorms. Highs in the lower 90s. Lows around 60.
Tuesday Night
Partly Cloudy Partly Cloudy
Lo: 60°
POP: 10%
Partly cloudy. A 10 percent chance of thunderstorms. Highs in the lower 90s. Lows around 60.
Wednesday
Partly Cloudy Partly Cloudy
Hi: 95°
Lo: 61°
POP: 10%
Partly cloudy. A 10 percent chance of thunderstorms. Highs in the mid 90s. Lows in the lower 60s.
Wednesday Night
Partly Cloudy Partly Cloudy
Lo: 61°
POP: 10%
Partly cloudy. A 10 percent chance of thunderstorms. Highs in the mid 90s. Lows in the lower 60s.
Thursday
Mostly Sunny Mostly Sunny
Hi: 95°
POP: 10%
Mostly sunny. A 10 percent chance of thunderstorms in the afternoon. Highs in the mid 90s. =

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Sun & Moon Information

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Morning Twilight:

4:57 AM MDT Moon Phase:
Waxing Gibbous Moon
Waxing Gibbous Moon
Sunrise: 5:30 AM MDT
Sunset: 8:31 PM MDT
Evening Twilight: 9:04 PM MDT

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Weather Folklore

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An evening red, and a morning gray, sets the traveler on his way; but an evening gray and a morning red, put on your hat, you'll wet your head.
 

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United States Extremes

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Wed's High Temperature: 114 at Bullhead City Az
Thu's Low Temperature: 35 at Meacham Or
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