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Larimer County Weather Decision Support


Click on any area for more detailed information on each Warning, Watch or Advisory. 
(Current Fires depicted by a green triangle)



Severe Weather/Flash Flooding Decision Support

Today's Severe Weather Outlook



Today's Tornado Potential 



Today's Hail Potential 


Today's Thunderstorm Wind Gust Potential 


Today's Flash Flood Potential 






Winter Weather Decision Support

Potential Winter Weather Impacts



Snow Forecast


Ice Potential


High Wind Decision Support  




Fire Weather Decision Support

Today's Fire Potential


Fire Weather Legend Wildfire weather Safety Tips
Risk Level


Low Open burning is usually safe with proper containers and precautions under low fire danger conditions.  
Residents should always check on local ordinances that prohibit open burning under any conditions.

Open burning is usually safe with the proper precautions. 
Burning should be done in the early morning and late evening
to avoid windier and drier conditions from midday through mid-afternoon.

Residents should always check on local ordinances that prohibit open burning under any conditions.

High Approaching Red Flag conditions.
All open burning is discouraged due to increased wind and lower humidity except by experienced fire personnel. Increasing winds and lower humidity contribute to drying fuels.
Fires escape control more easily and containment is difficult for inexperienced fire personnel.
Very High Open burning should not be attempted.
Open fires can quickly escape and are very difficult to control, even for experienced fire fighters.
Conditions exceed minimum criteria for a Red Flag Warning in most cases.
Severe Very strong winds, well in excess of Red Flag Criteria combined with moderate to low humidity.
Fires will spread very quickly with spot fires common. 
Fire control is extremely difficult due to very strong winds.
***These definitions are geared towards the general public and general emergency management and should not be confused with the standard National Fire Danger Rating System (NFDRS) adjectives used by wildland fire personnel






Heat/Cold Risk



Hourly/Weekly Weather Forecast  
(Click on any spot for an Hourly Forecast out to 7 Days)



Current Radar and Warnings





Real Time Lightning Data