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Overview

A potent low pressure system moved through central Indiana, bringing heavy rain, strong winds, and record low pressure readings. Winds knocked down some trees and power lines. Two fatalities occurred in Putnam County when a tree fell on a car. Some roads were flooded from the heavy rain, and creeks/streams then eventually rivers flooded as well.

Rain Reports

Below is a map of rainfall amounts. Following the map is a list of rainfall amounts from around central Indiana.

Rainfall Map

...24-HR PRECIPITATION TOTALS from 11PM 3/2 -to- 11PM EST 3/3...

I. GREATEST REPORTS for each COUNTY, where 2.50 or greater...

 County       Location                    Precip  Source

 LAWRENCE     Mitchell 2.1 N (KC9WPH)    3.43 in  CoCoRaHS
 MORGAN       Paragon 3.3 ENE (N9JPX)    3.36 in  CoCoRaHS
 BARTHOLOMEW  Flat Rock 1.2 SSW          3.14 in  CoCoRaHS
 KNOX         Bicknell                   3.09 in  CoCoRaHS
 DAVIESS      Washington 1.5 NW          3.06 in  CoCoRaHS
 MONROE       Ellettsville (KC9RPX)      3.03 in  CoCoRaHS
 JOHNSON      Franklin 4.4 S             3.02 in  CoCoRaHS
 RUSH         Gwynneville 2.2 NNE        2.96 in  CoCoRaHS
 SHELBY       Fairland 0.9 SSW (KB9RBB)  2.95 in  CoCoRaHS
 OWEN         Ellettsville 4.6 W         2.86 in  CoCoRaHS
 BROWN        Stone Head 2.3 ENE         2.84 in  CoCoRaHS
 VIGO         Shepardsville 3.8 SE       2.72 in  CoCoRaHS
 MONTGOMERY   Ladoga 3.4 E               2.57 in  CoCoRaHS
 JACKSON      Seymour                    2.55 in  Mesonet
 MARION       Southport 0.9 SE           2.55 in  CoCoRaHS
 HENDRICKS    Plainfield 1.1 W           2.54 in  CoCoRaHS


II. STORM TOTAL PRECIPITATION REPORTS, by county...

Central Indiana location        Amount   Time/Date  Source

...Bartholomew County...
Flat Rock 1.2 SSW              3.14 in   700AM 3/4  CoCoRaHS
Taylorsville 0.8 SSW           3.10 in   700AM 3/4  CoCoRaHS
Columbus 1.9 NNE               2.90 in   700AM 3/4  CoCoRaHS
Columbus 3.6 SW                2.80 in   700AM 3/4  CoCoRaHS
Columbus 3.9 NE                2.42 in   153PM 3/3  Mesonet
Columbus 3.6 WSW               2.23 in   205PM 3/3  Mesonet

...Boone County...
Zionsville                     2.10 in   700AM 3/4  CoCoRaHS
Whitestown 4.2 E               1.92 in   700AM 3/4  CoCoRaHS
Thorntown 3.4 SW               1.91 in   700AM 3/4  CoCoRaHS
Lebanon 6 W                    1.82 in   700AM 3/4  COOP
Pike 1.4 SSE                   1.48 in   700AM 3/4  CoCoRaHS

...Brown County...
Stone Head 2.3 ENE             2.84 in   700AM 3/4  CoCoRaHS
Beanblossom 1.4 NE (W9DBA)     2.38 in   700AM 3/4  CoCoRaHS

...Clay County...
Bowling Green                  2.45 in   700AM 3/4  CoCoRaHS
Howesville                     2.35 in   700AM 3/4  CoCoRaHS

...Clinton County...
Mulberry 0.6 SSE               2.09 in   700AM 3/4  CoCoRaHS
Kilmore 1.0 ENE                2.06 in   700AM 3/4  CoCoRaHS
Frankfort Disposal             2.03 in   700AM 3/4  COOP
Kirklin 3.7 W                  1.49 in   700AM 3/4  CoCoRaHS

...Daviess County...
Washington 1.5 NW              3.06 in   700AM 3/4  CoCoRaHS
Washington 3.3 SE              2.98 in   700AM 3/4  CoCoRaHS
Elnora                         2.89 in   400PM 3/3  COOP
Washington 1 W                 2.89 in   600PM 3/3  COOP
Plainville 1.3 S               2.46 in   700AM 3/4  CoCoRaHS

...Decatur County...
Clarksburg 2.7 SE              2.23 in   200PM 3/3  Mesonet
Greensburg 6.0 SW              2.18 in   700AM 3/4  CoCoRaHS

...Delaware County...
Muncie 1.7 N (KD9GQA)          2.08 in   700AM 3/4  CoCoRaHS
Muncie WWTP                    1.70 in   700AM 3/4  COOP
Delaware County Airport        1.67 in  1159PM 3/3  ASOS
Macedonia                      1.63 in   700AM 3/4  CoCoRaHS
Yorktown 1.1 NNE               1.63 in   700AM 3/4  CoCoRaHS

...Fountain County...
Covington                      2.36 in   700AM 3/4  CoCoRaHS

...Greene County...
Owensburg 1.0 N                2.37 in   700AM 3/4  CoCoRaHS
Tulip 1.8 SE                   2.37 in   700AM 3/4  CoCoRaHS
Bloomfield 5.3 ESE             2.12 in   700AM 3/4  CoCoRaHS
Stanford 1.6 SSW               1.96 in   700AM 3/4  CoCoRaHS

...Hamilton County...
Fishers 0.7 WSW                2.24 in   700AM 3/4  CoCoRaHS
Carmel 3 E                     2.09 in   700AM 3/4  COOP
Carmel 2.8 NE                  2.02 in   700AM 3/4  CoCoRaHS
Wetfield 1.4 ESE               2.01 in   700AM 3/4  CoCoRaHS
Fishers 6.1 E                  1.96 in   700AM 3/4  CoCoRaHS
Sheridan                       1.96 in   700AM 3/4  CoCoRaHS
McCordsvlle 2.6 NE             1.93 in   700AM 3/4  CoCoRaHS
Fishers 4.3 ENE                1.74 in   700AM 3/4  CoCoRaHS
Carmel 1.5 W                   1.80 in   700AM 3/4  CoCoRaHS
Noblesville 4.4 ESE            1.65 in   700AM 3/4  CoCoRaHS
Strawtown 2.2 E                1.52 in   700AM 3/4  CoCoRaHS

...Hancock County...
New Palestine 1.2 NW           2.47 in   700AM 3/4  CoCoRaHS
Greenfield                     2.28 in   700AM 3/4  COOP

...Hendricks County...
Plainfield 1.1 W               2.54 in   700AM 3/4  CoCoRaHS
Danville 1.6 NE                2.39 in   700AM 3/4  CoCoRaHS
Avon 1.4 SSW                   2.38 in   700AM 3/4  CoCoRaHS
Brownsburg 5.1 NNE             2.23 in   700AM 3/4  CoCoRaHS
Brownsburg 0.8 NNW             2.08 in   700AM 3/4  CoCoRaHS

...Henry County...
New Castle 5.4 WSW             2.08 in   700AM 3/4  CoCoRaHS
New Castle 3.2 WNW             1.89 in   700AM 3/4  CoCoRaHS
Middletown 3.7 S               1.70 in   700AM 3/4  CoCoRaHS

...Howard County...
Young America                  1.62 in   700AM 3/4  COOP
Kokomo 4.6 ESE                 1.39 in   700AM 3/4  CoCoRaHS

...Jackson County...
Seymour                        2.55 in   209PM 3/3  Mesonet
Freetown                       2.36 in   207PM 3/3  Mesonet

...Jennings County...
North Vernon 7.8 W             2.42 in   700AM 3/4  CoCoRaHS
North Vernon 2 ESE             2.28 in   500PM 3/3  COOP

...Johnson County...
Franklin 4.4 S                 3.02 in   700AM 3/4  CoCoRaHS
Greenwood 4.6 SW               2.86 in   700AM 3/4  CoCoRaHS
Greenwood 2.6 W                2.82 in   700AM 3/4  CoCoRaHS
Edinburgh 1 NE                 2.54 in   923PM 3/3  Public
Franklin 1 W                   2.52 in   700AM 3/4  COOP
Franklin WWTP                  2.50 in   700AM 3/4  COOP
Greenwood 1.7 ESE              2.27 in   208PM 3/3  Mesonet

...Knox County...
Bicknell                       3.09 in   700AM 3/4  CoCoRaHS
Vincennes 4 E                  3.08 in   700AM 3/4  COOP
Vincennes 5 NE                 1.17 in   800AM 3/3  COOP

...Lawrence County...
Mitchell 2.1 N (KC9WPH)        3.43 in   700AM 3/4  CoCoRaHS
Mitchell 4.1 E                 3.30 in   700AM 3/4  CoCoRaHS
Bedford 3.7 N                  2.72 in   700AM 3/4  CoCoRaHS
Oolitic Purdue Ex Farm         2.66 in   700AM 3/4  COOP

...Madison County...
Ingalls 3.0 WNW                1.93 in   700AM 3/4  CoCoRaHS
Anderson 2.2 NNE               1.88 in   700AM 3/4  CoCoRaHS
Anderson 2.0 S                 1.67 in   700AM 3/4  CoCoRaHS

...Marion County...
Southport 0.9 SE               2.55 in   700AM 3/4  CoCoRaHS
Clermont 1.1 N                 2.53 in   700AM 3/4  CoCoRaHS
Lawrence 2.0 ENE               2.47 in   700AM 3/4  CoCoRaHS
Meridian Hills                 2.41 in   700AM 3/4  CoCoRaHS
Castleton 2 S                  2.40 in  1159PM 3/3  COOP
McCordsville 1.4 WSW           2.32 in   700AM 3/4  CoCoRaHS
Eagle Creek Park 1.6 NNE       2.24 in   700AM 3/4  CoCoRaHS
Indianapolis Intl Airport      2.24R    1159PM 3/3  ASOS
Mars Hill                      2.22 in   700AM 3/4  CoCoRaHS
Indianapolis Intl AP 1.1 SE    2.21 in  0700AM 3/3  NWS WFO
Williams Creek                 2.17 in   700AM 3/4  CoCoRaHS
Speedway                       2.16 in   700AM 3/4  CoCoRaHS
Irvington                      2.12 in   700AM 3/4  CoCoRaHS

...Martin County...
Shoals 8 S                     1.97 in   200PM 3/3  COOP

...Monroe County...
Ellettsville (KC9RPX)          3.03 in   700AM 3/4  CoCoRaHS
Hardin Ridge                   2.54 in  1109PM 3/3  Mesonet
Kirksville 1.6 NW              2.43 in   209PM 3/3  Mesonet
Unionville 3.2 NNW             2.32 in   700AM 3/4  CoCoRaHS
Bloomington 3.8 SW             2.30 in   700AM 3/4  CoCoRaHS
Bloomington 1.7 NNW            2.29 in   700AM 3/4  CoCoRaHS
Bloomington 2.7 E              2.17 in   700AM 3/4  CoCoRaHS
Unionville 3.4 SSE             2.16 in   700AM 3/4  CoCoRaHS
Monroe County Airport          2.09 in  1159PM 3/3  ASOS

...Montgomery County...
Ladoga 3.4 E                   2.57 in   700AM 3/4  CoCoRaHS
Crawfordsville 6 SE            2.39 in   700AM 3/4  COOP

...Morgan County...
Paragon 3.3 ENE (N9JPX)        3.36 in   700AM 3/3  CoCoRaHS
Martinsville 2 SW              2.67 in   700AM 3/4  COOP
Mooresville 1.8 NE             2.64 in   700AM 3/4  CoCoRaHS
Martinsville 2.3 SE            2.38 in   700AM 3/4  CoCoRaHS
Brooklyn                       2.30 in   700AM 3/4  NWS Emply

...Owen County...
Ellettsville 4.6 W             2.86 in   700AM 3/4  CoCoRaHS
Freeman 2.4 WSW                2.58 in   830PM 3/3  CoCoRaHS
Spencer                        2.51 in   700AM 3/4  COOP
Gosport 1.2 WNW (KD9LES)       2.36 in   700AM 3/4  CoCoRaHS

...Parke County...
Rockville 3.6 ENE              2.48 in   700AM 3/4  CoCoRaHS
Rockville Fire                 2.40 in   530PM 3/3  COOP

...Putnam County...
Greencastle 3.6 ESE            2.49 in   700AM 3/4  CoCoRaHS
Greencastle                    2.39 in   515PM 3/3  Spotter
Cloverdale 3.5 W               2.27 in   700AM 3/4  CoCoRaHS

...Randolph County...
Farmland                       2.25 in   700AM 3/4  CoCoRaHS
Modoc                          2.25 in   700AM 3/4  CoCoRaHS
Union City 3.6 WSW             1.99 in   700AM 3/4  CoCoRaHS
Parker City (K9EKP)            1.79 in   700AM 3/4  CoCoRaHS

...Rush County...
Gwynneville 2.2 NNE            2.96 in   700AM 3/4  CoCoRaHS
Rushville                      2.32 in   700AM 3/4  COOP

...Shelby County...
Fairland 0.9 SSW (KB9RBB)      2.95 in   700AM 3/4  CoCoRaHS
Shelbyville 1.6 SSE            2.80 in   700AM 3/4  CoCoRaHS
Shelbyville 7.1 WSW            2.35 in   700AM 3/4  CoCoRaHS
New Palestine 1.9 SSE          2.23 in   200PM 3/3  Mesonet

...Sullivan County...
Farmersburg TV-2               2.23 in  1159PM 3/3  COOP
Hymera                         2.05 in   700AM 3/4  CoCoRaHS

...Tippecanoe County...
Lafayette 2.2 S                2.27 in   700AM 3/4  CoCoRaHS
Lafayette 2.2 NE               1.98 in   700AM 3/4  CoCoRaHS
Montmorenci 2.1 SE             1.98 in   700AM 3/4  CoCoRaHS
Purdue University Airport      1.84 in  1159PM 3/3  ASOS

...Tipton County...
Tipton 5 SW                    1.78 in   700AM 3/4  COOP

...Vermillion County...
Perrysville 4 WNW              1.90 in   700AM 3/4  COOP

...Vigo County...
Shepardsville 3.8 SE           2.72 in   700AM 3/4  CoCoRaHS
North Terre Haute 2 WSW        2.51 in   740PM 3/3  Spotter
West Terre Haute 5.0 SW        2.23 in   900PM 3/3  CoCoRaHS
Seelyville 3.2 S               2.19 in   700AM 3/4  CoCoRaHS
New Goshen 2.5 W               2.18 in   700AM 3/4  CoCoRaHS
Terre Haute 2.4 E              2.18 in   700AM 3/4  CoCoRaHS


**************************************************************


III.  SELECTED 1-DAY SNOWFALL REPORTS through 700 AM 3/4...

County      Location                Snow  Time/Date  Source

HOWARD      Kokomo 3 WSW             1.0  700AM 3/4  COOP
TIPPECANOE  Lafayette 8 S            1.0  700AM 3/4  COOP
WARREN      Pence 1 SW               1.0  700AM 3/4  COOP
CLINTON     Kilmore 1.0 ENE          0.6  700AM 3/4  CoCoRaHS
CLINTON     Kirklin 3.7 W            0.6  700AM 3/4  CoCoRaHS
TIPPECANOE  West Lafayette 6 NW      0.6  700AM 3/4  COOP
CLINTON     Frankfort 0.9 SSE        0.5  700AM 3/4  CoCoRaHS
HOWARD      Young America            0.5  700AM 3/4  COOP
TIPPECANOE  Lafayette 2.2 S          0.5  700AM 3/4  CoCoRaHS
HAMILTON    Carmel 1.4 NNE           0.4  700AM 3/4  CoCoRaHS
TIPPECANOE  Lafayette 2.2 NE         0.3  700AM 3/4  CoCoRaHS
VERMILLION  Perrysville 4 WNW        0.3  600AM 3/4  COOP
BOONE       Lebanon 6 W              0.2  700AM 3/4  COOP
TIPTON      Tipton 5 SW              0.2  600AM 3/4  COOP
BOONE       Thorntown 3.4 SW         0.1  700AM 3/4  CoCoRaHS
MARION      Clermont 1.1 N           0.1  700AM 3/4  CoCoRaHS
MONTGOMERY  New Market 2.6 WNW       0.1  700AM 3/4  NWS Emply
---------------------------------------------------------------
DELAWARE    Muncie 1.7 N (KD9GQA)     T   700AM 3/4  CoCoRaHS
FOUNTAIN    Covington                 T   700AM 3/4  CoCoRaHS
HAMILTON    Fishers 6.1 E             T   700AM 3/4  CoCoRaHS
HENDRICKS   Brownsburg 0.8 NNW        T   700AM 3/4  NWS Emply
HENRY       New Castle 2.4 SW         T   700AM 3/4  CoCoRaHS
HOWARD      Kokomo 4.6 ESE            T   700AM 3/4  CoCoRaHS
JOHNSON     Franklin 1 W              T   700AM 3/4  CoCoRaHS
JOHNSON     Greenwood 3.8 W           T   700AM 3/4  CoCoRaHS
MARION      Castleton 2 S             T   700AM 3/4  COOP
MARION      Indianapolis Intl AP 1 SE T   700AM 3/4  NWS WFO
MADISON     Anderson 4.0 N            T   700AM 3/4  CoCoRaHS
MORGAN      Brooklyn                  T   700AM 3/4  NWS Emply
OWEN        Ellettsville 4.6 W        T   700AM 3/4  CoCoRaHS
RANDOLPH    Modoc                     T   700AM 3/4  CoCoRaHS

Environment

An upper low and a strong surface low moved across the area during the day on March 3. Strong southerly winds aloft brought in moisture from the Gulf of Mexico, which allowed for the heavy rainfall amounts. 

Environment - 500mb at 1pm EST Environment - Surface Map and Radar at 1 PM EST Environment - Precipitable Water and Moisture Transport at 16Z
Figure 1: 500mb at 1 PM EST Figure 2: Surface Map and Radar at 1 PM EST Figure 3: Precipitable Water and Moisture Transport at 16Z


Mean Sea Level Pressure and 2 Hour Pressure Changes

Environment - 10 AM EST Environment - 1 PM EST Environment - 4 PM EST
Figure 4: 10 AM EST Figure 5: 1 PM EST Figure 6: Caption


 


Pressure/Historical Context

Terre Haute recorded their lowest mean sea level pressure on record 979.5mb (28.92 inches), breaking the old record of 981.7mb (28.99 inches). 

Indianapolis broke the record for lowest mean sea level pressure on record for the month of March. The new record is 979.0 mb (28.91 inches), breaking the record of 981.0mb (28.97 inches).

Below is a graphic from the Weather Prediction Center with more details on pressure records set across the Ohio Valley. Following the graphic is more information about pressure readings observed across central Indiana during the event.

Infographic of pressure records
WPC Graphic. Click for a larger version.

 

MINIMUM SEA LEVEL PRESSURE...and MARCH*/ALL-TIME** RECORDS...

ASOS Location     Minimum SLP  Time/Date   Old Record/Date

Bloomington/BMG   977.0/28.85  402PM 3/3
Shelbyville/GEZ   977.6/28.87  358PM 3/3
Indianapolis/IND  979.0/28.91  435PM 3/3*  981.0/3-11-1952
Terre Haute/HUF   979.3/28.92  354PM 3/3** 981.7/3-11-1923
Eagle Creek/EYE   979.6/28.92  426PM 3/3
Muncie/MIE        979.7/28.93  434PM 3/3
Lafayette/LAF     985.4/29.10  313PM 3/3


GREATEST MARCH 3, 2023...3-HOUR SEA LEVEL PRESSURE DROP...

ASOS  Duration   Trend / Change (in.)    Trend / Change (mb)

GEZ  1153A-253P  29.33-->28.96 / -0.37   993.3-->980.6 / -12.7
BMG  1053A-153A  29.36-->28.99 / -0.37   994.3-->981.8 / -12.5
MIE  1153A-253P  29.43-->29.06 / -0.37   996.8-->984.3 / -12.5
EYE  1153A-253P  29.33-->28.97 / -0.36   993.6-->981.4 / -12.2
IND  1154A-254P  29.32-->28.96 / -0.36   992.9-->980.9 / -12.0
HUF  1053A-153P  29.32-->28.98 / -0.34   993.1-->981.5 / -11.6
LAF  1054A-154A  29.47-->29.15 / -0.32   998.2-->987.4 / -10.8


GREATEST MARCH 3, 2023...1-HOUR SEA LEVEL PRESSURE DROP...

ASOS  Duration   Trend / Change (in.)    Trend / Change (mb)

GEZ   155P-253P  29.15-->28.96 / -0.19   987.1-->980.6 / -6.5
MIE   153P-253P  29.23-->29.07 / -0.16   989.8-->984.3 / -5.5
LAF  1254P-154P  29.30-->29.15 / -0.15   992.5-->987.4 / -5.1
IND  1154A-1254P 29.30-->29.15 / -0.15   992.9-->987.9 / -5.0
EYE   153P-253P  29.12-->28.98 / -0.14   986.3-->981.4 / -4.9
BMG  1153A-1253P 29.24-->29.10 / -0.14   990.1-->985.3 / -4.8
HUF  1053A-1153A 29.32-->29.21 / -0.11   993.1-->989.2 / -3.9


FURTHER NOTES ON ASOS SUB-HOURLY PRESSURE TENDENCIES...

Muncie/MIEs sea level pressure dropped...from 29.18 inches
at 235PM to 29.06 at 240PM...a 5-minute drop of 4.1 mb.

Shelbyville/GEZs sea level pressure dropped...from 29.11 inches
at 200PM to 29.03 inches at 205PM...a 5-minute drop of 2.7 mb.

Indianapolis/INDs sea level pressure dropped...from 29.24 inches
at 1245PM to 29.18 inches at 1250PM...a 5-minute drop of 2.0 mb.


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