April 21, 2007 Storm Statistics

Readings From Weather Bus.com:

Rain Start Time: April 21, 2007 at 5:10am
Rain End Time: April 21, 2007 at 10:30am
Storm Total: 0.07in.
Max Rain Rate: 0.26in./hr.
Peak Wind Gust: S @ 29mph

Comments:
Overall, this storm was not a large rain producer for the valley. The greatest rainfall occurred over northern Apache Junction with a rain gauge, managed by the Maricopa County Flood Control, measuring 0.39in. of rainfall.

The first round of light showers moved through the area around 5:10am lasting until about 5:30am. This area of light showers gave us a rain total of 0.03in.. Another area of light rain showers developed and moved through the area around 10:00am through 10:30am. This area of showers gave us an additional 0.04in. of rain, making the storm total 0.07in.. This makes the monthly total 0.33in. with a yearly rain total of 2.76in..

Al, in Gold Canyon, reported 0.02in. of rainfall. Also in Gold Canyon, Robert reported a trace amount of rain. Thank you for your rain reports! The above rain totals were reported to us by private individuals. The accuracy of these reports is unknown. If it rained at your location, let us know by clicking on the link at the top of the page titled "Rainfall Report Form". You report will be added to this page.

After the passage of the front around 4:00am on April 21st the temperature rapidly fell as the cold air filtered in. At 4:15am the temperature was 56.9°F and fifteen minutes later the temperature had dropped to 50.7°F. This sharp drop in temperature can be seen by looking at the temperature graph below.


By looking at the surface map from 5:00am on April 21st you can see that the front had completely passed and was in Eastern Arizona by 5:00am, which supports what was discussed above with the front passing through our location around 4:00am. You will also see the center of the low pressure system on the map, marked by the red L, with the rain showers that moved through our area wrapping around it.


The high temperature on April 21st was 64.5°F, which was 12.5°F cooler then the high temperature of 77.0°F on the 22nd. The average temperature for this time of year is in the lower 80s.


Storm Pictures Taken on April 21, 2007: (Click Pictures To Enlarge)

April 21, Radar Loop From 4:24am to 4:58am
April 21, Radar Loop From 9:38am to 10:08am



Rainfall Totals Released From The NWS:

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
1000 PM MST SAT APR 21 2007

...24 HOUR PRECIPITATION FOR THE PHOENIX METRO AREA ENDING
AT 10 PM...

                               6 HR PRECIPITATION (INCHES)
                               OLDEST  >>>>>>>>>>>  NEWEST

  ID     STATION NAME          10 PM   4 AM  10 AM   4 PM   24 HR
                               -4 AM -10 AM  -4 PM -10 PM   TOTAL



AHWATUKEE
MAHA3    AHWATUKEE              0.00   0.00   0.00   0.00    0.00

APACHE JUNCTION
PMDA3    USERY MOUNTAIN PARK    0.00   0.04   0.00   0.00    0.04
KNGA3    KINGS RANCH              M      M      M      M       M

AVONDALE
AVOA3    AGUA FRIA @ BUCKEYE      M      M      M      M       M

BUCKEYE
MBUA3    BUCKEYE FRS #2         0.00   0.00   0.00   0.00    0.00

CAREFREE
ZCAA3    FRAESFIELD MOUNTAIN    0.00   0.08   0.00   0.00    0.08
CRFA3    CAREFREE RANCH         0.00   0.00   0.00   0.00    0.00

CAVECREEK
HMBA3    HUMBOLDT MOUNTAIN      0.00   0.04   0.00   0.00    0.04
CBTA3    CAVE BUTTES DAM        0.00   0.00   0.08   0.00    0.08

CHANDLER
ZCHA3    EMF @ ARIZONA AVE      0.00   0.04   0.00   0.00    0.04

GILBERT
ZGIA3    MESA TOWER             0.00   0.04   0.00   0.00    0.04
ZCPA3    CROSSROADS PARK        0.00   0.08   0.00   0.00    0.08

GLENDALE
MGLA3    CITY OF GLENDALE       0.00   0.00   0.00   0.16    0.16
MMDA3    MARYLAND @ 27TH AVE    0.00   0.12   0.00   0.00    0.12
MSXA3    ACDC @ 67TH AVE        0.00   0.12   0.00   0.00    0.12

GOODYEAR
ZGYA3    TUTHILL @ RAY RD       0.04   0.04   0.00   0.00    0.08

GUADALUPE
ZGAA3    GUADALUPE FRS          0.00   0.00   0.00   0.00    0.00

MESA
MBDA3    BROADWAY @ DOBSON      0.00   0.08   0.00   0.00    0.08
ZBLA3    BROADWAY @ LINDSAY     0.00   0.08   0.00   0.00    0.08
MBHA3    BROWN RD. @ HORNE      0.00   0.08   0.00   0.00    0.08
MEEA3    KLEINMAN PARK          0.04   0.08   0.00   0.00    0.12
FALA3    THUNDER MOUNTAIN       0.00   0.04   0.00   0.00    0.04
MLAA3    MOUNTAIN VIEW PARK     0.00   0.04   0.00   0.00    0.04
WMSA3    QUEEN CREEK RD         0.00   0.08   0.00   0.00    0.08
ZUPA3    USERY PARK WS          0.00   0.08   0.00   0.00    0.08

NEW RIVER
NEWA3    SUNUP RANCH            0.00   0.00   0.00   0.00    0.00

PARADISE VALLEY
MCLA3    CAVE CREEK LANDFILL    0.00   0.08   0.00   0.00    0.08
MCCA3    E FORK CC #1           0.00   0.12   0.00   0.00    0.12
MLDA3    LOST DOG WASH          0.00   0.00   0.04   0.04    0.08
MRPA3    REATA PASS DAMSITE     0.00   0.08   0.00   0.00    0.08

PEORIA
NRDA3    NEW RIVER DAM          0.00   0.00   0.00   0.00    0.00
MBLA3    NEW RIVER @ BELL RD    0.00   0.04   0.00   0.00    0.04

PHOENIX
MBTA3    CESAR CHAVEZ PARK        M    0.00   0.00   0.00    0.00
MMIA3    MISSOURI @ 16TH ST     0.00   0.12   0.00   0.00    0.12
MOXA3    OLD XCUT @ MCDOWELL    0.00   0.08   0.00   0.00    0.08
MPAA3    PAPAGO PARK            0.00   0.08   0.00   0.00    0.08
MPPA3    PERRY PARK             0.00   0.08   0.00   0.00    0.08
ADBA3    ADOBE DAM              0.00   0.08   0.00   0.00    0.08
MPHA3    SKUNK CREEK @ I-17     0.00   0.04   0.00   0.00    0.04
MPMA3    JEFFERSON @ 4TH AVE    0.00   0.08   0.00   0.00    0.08
MROA3    ROESER @ 2ND ST        0.00   0.08   0.00   0.00    0.08
         UNDEFINED                M      M      M      M       M
ZSFA3    SOUTH MOUNTAIN FAN     0.00   0.04   0.00   0.00    0.04
MTHA3    THOMAS & 16TH ST       0.00   0.00   0.08   0.00    0.08
MTQA3    THOMAS @ 48TH ST       0.00   0.04   0.04   0.00    0.08

QUEEN CREEK
ZQRA3    QUEEN CR @ RITTENHO    0.00   0.04   0.00   0.00    0.04
ZQCA3    QUEEN CREEK LANDFIL    0.00   0.04   0.00   0.00    0.04
QNCA3    EMF @ QUEEN CREEK R    0.00   0.08   0.00   0.00    0.08

SCOTTSDALE
SDLA3    INDIAN BEND WASH @     0.00   0.04   0.00   0.00    0.04
ZMDA3    MCDOWELL MOUNTAIN P    0.00   0.08   0.00   0.00    0.08
MPJA3    PIMA @ JOMAX           0.00   0.12   0.00   0.00    0.12

SUN CITY
MSWA3    SUN CITY WEST          0.00   0.00   0.00   0.00    0.00

SURPRISE
MDYA3    DYSART @ BELL RD       0.00   0.00   0.00   0.00    0.00
MCFA3    MCMICKEN FLOODWAY      0.00   0.00   0.00   0.00    0.00

TEMPE
MSPA3    SALT RIVER @ PRIEST    0.00   0.04   0.00   0.00    0.04
MTEA3    ASU SOUTH              0.00   0.04   0.00   0.00    0.04