A weather disturbance caused a quick 5 to 8 inches of snow across Lake County during the morning.
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PUB wrote it up.
A weather disturbance caused a quick 5 to 8 inches of snow across Lake County during the morning.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pueblo, CO wrote its last area forecast discussion before the first event at Apr 10, 2:59 AM MST, 1 minute earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PUEBLO CO 359 AM MDT TUE APR 10 2007 .SHORT TERM... ...SNOW ACROSS THE CENTRAL MOUNTAINS...PATCHY FOG OVER THE EASTERN PLAINS...A FEW THUNDERSTORMS...WIND... UNSETTLED SPRING WEATHER TODAY. AT THIS LATE HOUR...ANOTHER ROUND OF THUNDERSNOW SHOWERS MOVING THROUGH WESTERN COLORADO...GETTING READY TO MOVE INTO THE CENTRAL MOUNTAINS. WEB CAMS INDICATE SOME PRETTY HEAVY SNOW THROUGH THE MOUNTAIN PASSES AS THE SHOWERS MOVE THROUGH. BOTH MONARCH AND WOLF CREEK ARE CURRENTLY INDICATING SNOW. MONARCH CAM SHOWS AN INCH OR TWO OF NEW SNOW ON THE PICNIC TABLES OVERNIGHT. MODELS INDICATE SNOW SHOWERS WILL CONTINUE ACROSS MAINLY THE CENTRAL MOUNTAINS THROUGH MUCH OF TODAY INTO THIS EVENING...WITH THE HEAVIEST ACTIVITY THIS MORNING. SATELLITE PHOTOS AGREE WITH THIS...SHOWING NEW CONVECTION SPROUTING BACK ACROSS THE NORTHWEST COLORADO PLATEAU...HEADED FOR CENTRAL COLORADO. WINDS ARE BRISK...TOO...ALREADY GUSTING TO 39 AT MONARCH PASS. SO...WILL HOIST A SNOW AND BLOWING SNOW ADVISORY FOR THE CENTRAL MOUNTAINS UNTIL NOON...INCLUDING ALL OF LAKE COUNTY...AND CHAFFEE COUNTY ABOVE 11000 FEET. SEVERAL INCHES OF NEW SNOW POSSIBLE THIS MORNING...WITH WIND GUSTS TO AROUND 40 MPH AT TIMES CAUSING BLOWING AND DRIFTING. ELSEWHERE...ISOLATED TO SCATTERED SNOW SHOWERS (AND A FEW THUNDERSTORMS) WILL CONTINUE IN THE MOUNTAINS...MAINLY THE WESTERN MOUNTAINS. ACROSS THE PLAINS...WILL DEAL WITH SOME PATCHY FOG/LOW CLOUDS OVER THE LOWER ARKANSAS VALLEY THIS MORNING. KLHX AND KLAA ARE PRESENTLY REPORTING VISIBILITIES OF 4 AND 6 MILES...RESPECTIVELY...IN LIGHT FOG. THE FOG WILL DISSIPATE LATER THIS MORNING...AS MIXING GETS UNDERWAY. MORE PATCHY FOG POSSIBLE OVER THE FAR EASTERN PLAINS AGAIN EARLY WEDNESDAY. 06Z NAM12 SUGGEST A WEAK BOUNDARY TO DROP SOUTH THROUGH THE EASTERN PLAINS THIS AFTERNOON...MAINLY EAST OF PUEBLO...WHICH COULD ACT AS A FOCUS FOR CONVECTION. A NARROW SLIVER OF ELEVATED DEWPOINTS AND CAPES UP TO 400 J/KG ARE PROGGED OVER THE EAST DURING THE AFTERNOON...ALONG AN AXIS EXTENDING FROM CROWLEY COUNTY...ACROSS NORTHERN BENT COUNTY INTO EAST CENTRAL PROWERS COUNTY AT 18Z. STREAMLINE ANALYSIS SHOWS SOME MINOR CONVERGENCE. ANY STORMS DONT LOOK LIKE THEYD BE TOO STRONG AT THIS POINT...BUT IF THE BOUNDARY COMES IN A BIT SHARPER...COULD SEE STRONGER CONVECTION. WINDS WILL BE PRETTY BRISK MOST AREAS BY AFTERNOON. SHOULD SEE GUSTS OVER 40 MPH IN THE MOUNTAINS AND OVER 30 MPH ACROSS THE PLAINS. COULD EVEN SEE GUSTS OVER 40 MPH NEAR THE MOUNTAINS IN REGIONS OF CHANNELED FLOW. ALTHOUGH COOLER AIR IS MOVING IN ALOFT...DOWNSLOPE WILL KEEP PLAINS TEMPERATURES PRETTY MILD...RANGING FROM THE LOWER TO MID 50S IN COLORADO SPRINGS TO THE LOWER AND MID 60S ELSEWHERE. LW .LONG TERM... (WEDNESDAY THROUGH MONDAY) ...MAJOR STORM WILL AFFECT COLORADO THURSDAY AND FRIDAY... NOT MUCH CHANGE IN THE OVERALL PICTURE FOR THE EXTENDED. EVERYTHING LOOKS IN PLACE FOR A MAJOR SPRING STORM TO IMPACT SOUTHEASTERN COLORADO BEGINNING LATE WEDNESDAY AND LASTING THROUGH EARLY SATURDAY. HAVE MADE MINOR ADJUSTMENTS TO THE GRIDS...RAISING POPS ANOTHER 5-10 PERCENT FOR THE EVENT AND ANOTHER DEGREE OR SO OFF TEMPERATURES. LOOKS LIKE UPPER LOW WILL TRACK WITHIN 100 MILES N OR S OF A LINE THROUGH THE OK PANHANDLE...ROUGHLY FROM KABQ TO KDDC. BOTH GFS AND NOW NAM HAVE BEEN SUGGESTING BLIZZARD CONDITIONS FOR FRIDAY OVER N EL PASO COUNTY FOR SEVERAL DAYS NOW...AND THIS CONTINUITY IS NOTABLE. WILL SEE STRONG SW FLOW BEGIN TO HIT THE SW MTS WED EVE...WITH THE POTENTIAL FOR UP TO A FOOT OF SNOW OVER THE SAN JUANS BY THURSDAY MORNING. A WATCH WILL LIKELY BE NEEDED FOR THIS REGION SOMETIME TODAY OR TONIGHT. THEN SNOW SHIFTS TO THE NORTHERN MTS ON THU AS THE LOW BEGINS MOVING WWD. NAM12 SUGGESTS THAT 40 DEG+ DEWPTS MAY CREEP INTO ERN CO ON THU AS THE SFC LOW INTENSIFIES AND TRACKS THRU NRN NM OR SRN CO. WILL HAVE TO CLOSELY MONITOR FOR SEVERE WX POTENTIAL ASSOCIATED WITH THE COLD FRONT THAT WILL PUSH THRU THE PLAINS BY THU EVE...PARTICULARLY GIVEN THE STRONG ENVIRONMENTAL SHEAR THAT WILL ATTEND THE FRONT. BY FRIDAY MORNING...STRONG CAA WILL HIT THE SRN FRONT RANGE AS THE LOW INTENSIFIES OVER SERN CO OR NE NM. PRECIP MAY BEGIN AS RAIN AT ELEVS BELOW AROUND 5K FT...BUT WILL LIKELY TO CHANGE TO SNOW DURING THE DAY AS DYNAMIC COOLING INCREASES. COULD POSSIBLY STAY ALL RAIN OVER THE FAR ERN PLAINS. SIGNIFICANT SNOW ACCUMS WILL BE POSSIBLE...PARTICULARLY ABOVE 6K FT. STORM WILL PULL AWAY FAIRLY QUICKLY AND A RETURN TO HIGH PRESSURE AND PLEASANT CONDITIONS IS LIKELY BY THE LATTER PART OF THE WEEKEND. ROSE && .PUB WATCHES/WARNINGS/ADVISORIES... SNOW AND BLOWING SNOW ADVISORY UNTIL NOON MDT TODAY FOR COZ058>060. && 50/44
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PUEBLO CO 645 AM MDT MON APR 9 2007 COZ058>089-093>099-101245- WESTERN MOSQUITO RANGE/EAST LAKE COUNTY ABOVE 11000 FT- LEADVILLE VICINITY/LAKE COUNTY BELOW 11000 FT- EASTERN SAWATCH MOUNTAINS ABOVE 11000 FT- WESTERN CHAFFEE COUNTY BETWEEN 9000 AND 11000 FT- CENTRAL CHAFFEE COUNTY BELOW 9000 FT- WESTERN MOSQUITO RANGE/EAST CHAFFEE COUNTY ABOVE 9000 FT- SAGUACHE COUNTY WEST OF CONTINENTAL DIVIDE BELOW 10000 FT- SAGUACHE COUNTY EAST OF CONTINENTAL DIVIDE BELOW 10000 FT- LA GARITA MOUNTAINS ABOVE 10000 FT- UPPER RIO GRANDE VALLEY/EASTERN SAN JUAN MOUNTAINS BELOW 10000 FT- EASTERN SAN JUAN MOUNTAINS ABOVE 10000 FT- DEL NORTE VICINITY/NORTHERN SAN LUIS VALLEY BELOW 8500 FT- ALAMOSA VICINITY/CENTRAL SAN LUIS VALLEY BELOW 8500 FT- SOUTHERN SAN LUIS VALLEY- NORTHERN SANGRE DE CRISTO MOUNTAINS BETWEEN 8500 AND 11000 FT- NORTHERN SANGRE DE CRISTO MOUNTAINS ABOVE 11000 FEET- SOUTHERN SANGRE DE CRISTO MOUNTAINS BETWEEN 7500 AND 11000 FT- SOUTHERN SANGRE DE CRISTO MOUNTAINS ABOVE 11000 FT- NORTHWESTERN FREMONT COUNTY ABOVE 8500 FT- WESTERN/CENTRAL FREMONT COUNTY BELOW 8500 FT- WET MOUNTAIN VALLEY BELOW 8500 FEET- WET MOUNTAINS BETWEEN 6300 AND 10000 FT- WET MOUNTAINS ABOVE 10000 FT- TELLER COUNTY/RAMPART RANGE ABOVE 7500 FT/PIKES PEAK BETWEEN 7500 AND 11000 FT-PIKES PEAK ABOVE 11000 FT- CANON CITY VICINITY/EASTERN FREMONT COUNTY- NORTHERN EL PASO COUNTY/MONUMENT RIDGE/RAMPART RANGE BELOW 7500 FT- COLORADO SPRINGS VICINITY/SOUTHERN EL PASO COUNTY/RAMPART RANGE BELOW 7400 FT-PUEBLO AND VICINITY/PUEBLO COUNTY BELOW 6300 FT- WALSENBURG VICINITY/UPPER HUERFANO RIVER BASIN BELOW 7500 FT- TRINIDAD VICINITY/WESTERN LAS ANIMAS COUNTY BELOW 7500 FT- CROWLEY COUNTY-LA JUNTA VICINITY/OTERO COUNTY- EASTERN LAS ANIMAS COUNTY-WESTERN KIOWA COUNTY- EASTERN KIOWA COUNTY-LAS ANIMAS VICINITY/BENT COUNTY- LAMAR VICINITY/PROWERS COUNTY-SPRINGFIELD VICINITY/BACA COUNTY- 645 AM MDT MON APR 9 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL...EAST CENTRAL...SOUTH CENTRAL AND SOUTHEAST COLORADO. .DAY ONE...TODAY AND TONIGHT SNOW SHOWERS WILL BE POSSIBLE ACROSS THE MOUNTAINS ALONG THE CONTINENTAL DIVIDE TODAY. LOCAL ACCUMULATIONS OF 1 TO 3 INCHES WILL BE POSSIBLE IN THE HEAVIER SNOW SHOWERS. SNOW SHOWERS WILL ALSO BE POSSIBLE ALONG THE SOUTHERN SANGRE DE CRISTO MOUNTAINS WHERE 1 TO 2 INCHES WILL BE POSSIBLE. BY LATER TONIGHT...ANOTHER IN A SERIES OF WEATHER SYSTEMS WILL AFFECT THE CENTRAL MOUNTAINS OF COLORADO. 1 TO 3 INCHES OF SNOW WILL BE POSSIBLE...WITH LOCALLY HIGHER AMOUNTS ACROSS THE NORTHWEST FACING SLOPES. LATER TONIGHT...AREAS OF PATCHY DENSE FOG MAY OCCUR ACROSS THE PLAINS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY ...SIGNIFICANT STORM EXPECTED THURSDAY AND FRIDAY... SNOW SHOWERS WILL CONTINUE OVER THE MOUNTAINS ON TUESDAY. ACCUMULATIONS WILL GENERALLY BE LESS THAN 2 INCHES. THERE IS THE SLIGHT CHANCE OF A FEW THUNDERSTORMS DEVELOPING LATE TUESDAY AFTERNOON AND EVENING ESPECIALLY NEAR THE KANSAS BORDER...AS LOW PRESSURE MOVES FROM COLORADO INTO THE TEXAS PANHANDLE AND A COLD FRONT MOVES THROUGH THE EASTERN PLAINS. WEDNESDAY NIGHT...A STRONG PACIFIC STORM WILL MOVE INTO THE GREAT BASIN...AND STRONG SOUTHWEST WINDS WILL BEGIN TO BRING MOISTURE TO THE CENTRAL MOUNTAINS. SIGNIFICANT SNOW ACCUMULATIONS OVER THE MOUNTAINS ARE LIKELY BY THE WEEKEND. THIS STORM WILL THEN MOVE OVER THE FOUR CORNERS REGION ON THURSDAY...AND THEN INTO NORTHEAST NEW MEXICO ON FRIDAY. AT THIS TIME...THERE IS STILL SOME UNCERTAINTY REGARDING THE EXACT TRACK OF THIS STORM AND ITS IMPACT ON SOUTHEAST COLORADO. HOWEVER...IT IS LIKELY THAT SOUTHEAST COLORADO WILL BE AFFECTED TO SOME EXTENT BY THIS STORM BY FRIDAY. THE MOST RECENT COMPUTER FORECASTS SUGGEST THAT SIGNIFICANT SNOW ACCUMULATIONS WILL BE POSSIBLE OVER MUCH OF SOUTHEASTERN COLORADO. RESIDENTS OR PEOPLE PLANNING TRAVEL ACROSS COLORADO NEXT WEEK SHOULD MONITOR THE NATIONAL WEATHER SERVICE OR YOUR LOCAL NEWS MEDIA FOR THE LATEST INFORMATION ON THIS STORM. .SPOTTER INFORMATION STATEMENT... WEATHER CONDITIONS THAT MEET REPORTING CRITERIA FOR SPOTTERS WILL BE POSSIBLE TODAY AND TONIGHT ACROSS THE MOUNTAIN REGIONS.
The national radar mosaic for the moment the first event began.
3 winter weather. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Colorado in 2007Every state in 2007This day in weather historyWarnings in Colorado, April 2007
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 26354, 26356, 26355.