1 funnel cloud, as filed by the National Weather Service.
Every event with a place to put it; 1 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 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 Phoenix, AZ wrote its last area forecast discussion before the first event at Feb 28, 9:50 AM MST, 3 hours 53 minutes earlier.
AZZ020>028-CAZ030>033-282245- SOUTHWEST ARIZONA/SOUTHEAST CALIFORNIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PHOENIX AZ 950 AM MST WED FEB 28 2001 .SYNOPSIS... UPPER LEVEL LOW PRESSURE WILL LINGER OVER THE AREA THROUGH THURSDAY ...WITH A CHANCE FOR SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS OVER PORTIONS OF SOUTHEAST CALIFORNIA...AND SOUTHWEST AND SOUTH CENTRAL ARIZONA. HIGH PRESSURE WILL ATTEMPT TO BUILD OVER OUR AREA FRIDAY THROUGH THE WEEKEND FOR PARTLY CLOUDY SKIES AND SLIGHTLY COOLER THAN NORMAL TEMPERATURES OVER OUR AREA...WHILE YET ANOTHER WEATHER DISTURBANCE PASSES PRIMARILY OVER NORTHERN ARIZONA. PLEASANT WEATHER WITH A SLIGHT WARMING TREND IS EXPECTED EARLY NEXT WEEK. .DISCUSSION... AREAL COVERAGE OF SHOWERS...POTENTIAL FOR THUNDERSTORMS...AND RAIN RATES ARE PRIMARY FORECAST CHALLENGES TODAY THROUGH THURSDAY. FAVORABLE JET DYNAMICS PERSIST OVER THE EASTERN PORTION OF THE CWA THIS MORNING. AT 300 MB...A 130 KT JET STREAK WAS CENTERED NEAR NOGALES WHILE 10 KT WINDS WERE OBSERVED OVER SOUTHERN NEVADA. AT 1630Z...A BAND OF RAIN SHOWERS EXTENDED FROM THE NORTH END OF THE GULF OF CALIFORNIA TO JUST SOUTH OF FLAGSTAFF. RAINFALL RATES HAVE BEEN AS HIGH AS ONE QUARTER INCH PER HOUR OVER FAR NORTH PORTIONS OF THE GREATER PHOENIX AREA THIS MORNING...BUT RATES OF ONE TENTH INCH PER HOUR HAVE BEEN THE NORM. SHOWERS STILL FIRING NEAR ORGAN PIPE NATIONAL MONUMENT...SO IT APPEARS THIS BAND OF SHOWERS WILL PERSIST...AT LEAST FOR THE NEXT FEW HOURS. CURRENT FORECAST FOR TODAY...CALLING FOR SLIGHT CHANCE OR CHANCE OF SHOWERS/TSTMS OVER THE CWA...LOOKS GOOD...WITH BEST CHANCE ALONG OR NEAR ESTABLISHED MESOSCALE BAND OF SHOWERS. WILL HAVE TO WATCH RAIN RATES IF THUNDERSTORMS FORM...DECENT RAIN RATES WERE OBSERVED TUESDAY EVENING OVER IMPERIAL AND YUMA COUNTIES...INCLUDING THE YUMA AREA WHERE AN URBAN AND SMALL STREAM FLOOD ADVISORY WAS IN EFFECT FOR A COUPLE OF HOURS. UNSETTLED AND COOL WEATHER EXPECTED TO PERSIST THROUGH THURSDAY AS YET ANOTHER UPPER LOW DROPS SOUTH FROM NV. THIS NEXT LOW WILL DIG FURTHER SOUTH THAN CURRENT SYSTEM...AND BE CENTERED NEAR YUMA BY 12Z THURSDAY. THIS TRACK SHOULD BRING THE BEST CHANCE FOR SHOWERS AND THUNDERSTORMS TO FAR SOUTHEAST CALIFORNIA AND THE SOUTHERN HALF OF AZ TONIGHT AND THURSDAY. WEAK RIDGING TRIES TO BUILD IN ON FRIDAY AS THIS LOW MOVES TO THE SOUTHEAST OF THE CWA ...BUT RIDGE IS FLATTENED BY ANOTHER WEATHER SYSTEM SO ANY SIGNIFICANT WARMUP WILL BE DELAYED UNTIL EARLY NEXT WEEK. THEREFORE ...WILL KEEP MOSTLY CLEAR TO PARTLY CLOUDY SKIES WITH BELOW NORMAL TEMPS FRIDAY THROUGH THE WKND...THEN LET TEMPS REBOUND EARLY NEXT WEEK. WILL ADDRESS THIS SITUATION AND OTHER EXTENDED PROBLEMS IN THE AFTERNOON PACKAGE. FOR NOW...FCST LOOKS GOOD WITH NO UPDATES NEEDED. LW/DG
The Phoenix radar (KIWA), 77 km away, was scanning. The volume nearest the first event began at 20:44 UTC.
1 funnel cloud. Local standard time, as filed.
Funnel cloud reported over 32nd Street and Pecos quickly dissipated.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2001Every state in 2001This day in weather historyWarnings in Arizona, February 2001
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: 5232417.