3 products issued by NWS for: 3 Miles SW Boulder CO
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Denver/Boulder CO 926 AM MDT Wed Jul 16 2025 COZ030>051-171530- Jackson County Below 9000 Feet- West Jackson and West Grand Counties Above 9000 Feet- Grand and Summit Counties Below 9000 Feet- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- South and Southeast Grand/West Central and Southwest Boulder/ Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- Central and Southeast Park County- Larimer County Below 6000 Feet/Northwest Weld County- Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Elbert/Central and East Douglas Counties Above 6000 Feet- Northeast Weld County-Central and South Weld County-Morgan County- Central and East Adams and Arapahoe Counties- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- Logan County-Washington County-Sedgwick County-Phillips County- 926 AM MDT Wed Jul 16 2025 This hazardous weather outlook is for northeast and north central Colorado. .DAY ONE...Today and Tonight Scattered showers and thunderstorms expected today across our area, with the chance for some storms to become strong to severe along the I-25 corridor. The severity of today`s storms will be dependent on how much sunshine we get. Hail the size of ping pong balls are the main threat. However, localized flooding, damaging winds and an isolated tornado are possible. Best chance for severe weather in the Denver metro will be between 2-6 PM. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday 90+ degree temperatures are expected to return by Friday. There will be daily chances of showers and thunderstorms through the weekend. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed today or tonight. $$
Air Quality Alert
COC014-069-031-035-001-123-059-005-013-172200- Broomfield-Larimer-Denver-Douglas-Adams-Weld-Jefferson- Arapahoe-Boulder- 410 PM MDT Wed Jul 16 2025 ...OZONE ACTION DAY ALERT FROM 400 PM WEDNESDAY UNTIL 400 PM THURSDAY... The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties WHEN...400 PM Wednesday July 16 to 400 PM Thursday July 17 IMPACTS...Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Ozone will remain in the Good to Moderate range on Wednesday. Warming temperatures and light winds may allow ozone to reach levels that are Unhealthy for Sensitive Groups on Thursday. The highest concentrations are expected along the western portions of the northern Front Range, from western Denver northward to Fort Collins. For Colorado air quality conditions, forecasts, and advisories, visit: https://www.colorado.gov/airquality/colorado_summary.aspx If possible, please help us reduce ozone pollution by limiting driving gas and diesel-powered vehicles until at least 4 p.m. Thursday, July 17, 2025. Colorado is also addressing ozone pollution through state policies. For more information about health impacts and how ozone pollution forms in Colorado, visit: https://cdphe.colorado.gov/ozone- pollution-and-your-health HEALTH INFORMATION...Increasing likelihood of respiratory symptoms and breathing discomfort in active children and adults and people with lung disease, such as asthma. Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy outdoor exertion. $$
Severe Thunderstorm Watch
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 519 NWS STORM PREDICTION CENTER NORMAN OK 240 PM MDT WED JUL 16 2025 SEVERE THUNDERSTORM WATCH 519 IS IN EFFECT UNTIL 1000 PM MDT FOR THE FOLLOWING LOCATIONS COC001-005-009-011-013-014-017-025-031-035-039-041-059-061-063- 069-071-073-075-087-089-099-101-121-123-170400- /O.NEW.KWNS.SV.A.0519.250716T2040Z-250717T0400Z/ CO . COLORADO COUNTIES INCLUDED ARE ADAMS ARAPAHOE BACA BENT BOULDER BROOMFIELD CHEYENNE CROWLEY DENVER DOUGLAS ELBERT EL PASO JEFFERSON KIOWA KIT CARSON LARIMER LAS ANIMAS LINCOLN LOGAN MORGAN OTERO PROWERS PUEBLO WASHINGTON WELD $$