Staying in Tune with South Florida s Water Cycle for Scientists, Managers, and Policy Makers in 5 Minutes per Week Robert Sobczak (Big Cypress Nat l Pres), Todd Hopkins (FWS), Kevin Kotun (Everglades National Park), Cal Neidrauer (SFWMD), Carolyn Price (SFWMD), Geoff Shaughnessy (SFWMD), Eric Swartz (SFWMD), Susan Sylvester (SFWMD)
Summer Spring Fall Winter
Flood Hurricane Summer Spring Fall Winter Wildfire Drought
The South Florida Watershed Journal Robert V Sobczak http://sfwj.blogspot.com Hydrologist at Big Cypress National Preserve
Tune into South Florida's water cycle
View the interconnected rainfall wetlands and waterways of the Kissimmee-Okeechobee-Everglades and Big Cypress watersheds week after week as they unfold
Rain bucket
Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 8 7 6 5 4 3 2 1 0 20 18 16 14 12 10 8 6 4 2 0 80 70 60 50 40 30 20 10 0 MONTHLY Everglades City Yearly 80 used for pre 1980 70 60 50 40 30 20 10 0 1950 1960 1970 1980 1990 2000 2010 current yr last yr ave 10-yr current yr last yr ave 10-yr range 10-yr wet season dry season WEEKLY 8 7 6 5 4 3 2 1 0 20 18 16 14 12 10 8 6 4 2 0 A M F J D N O S A J J M 2007 2008 Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 5-yr annual average 5-yr wet-season average Oct Nov Dec all graphs are in inches
Comparing oranges to oranges
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Water depth and wetting front Big Cypress Nat l Preserve water depth in feet 2 1 0 2005 5-yr average 2008 1998 1995 2007 Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar swamp cypress pinelands wet prairie
tree island ridge slough
E v e n t H o r i z o n
1950s 1930s
Current level of Lake Okeechobee relative to past years (in ft above sea level) 18 1998 2004 16 1983 14 2001 12 10 8 Jan Feb Mar Apr May Jun 2008 Jul Aug Sep Oct Nov 1981 2007 Dec
1940 1945 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1940 1945 Lake O Littoral Depth Orlando HydroCalendar 1950 1950 1955 1955 1960 1960 1965 1965 Lake O 1970 1970 WPB 1975 1975 FtMyers 1980 1980 Naples 1985 1985 Miami 1990 1995 2000 2005 2010 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1990 1995 2000 2005 2010 EXPLANATION Data points show weekly stage, in feet above sea level (NGVD 29) littoral zone shading code circle radius code 17 18.0 15.5 13.5 13.5 marsh goes 11 completely dry below 11 ft msl
500 days below 11 ft... and running Comparison of current drought of century (2007-08) to previous drought of the century (2000-01) Also note height of lake during 1998 El Nino. 2-yr time span 2000-01 2007-08 March 11, 2007 1997-98 10-yr average to July 23, 2008? Lake stage in feet msl elevation range of interior levee wetlands Jan Apr Jul Oct Jan Apr Jul Oct Jan 18 17 16 15 14 13 12 11 10 9 8
Everglades Nat'l Park 1980 1990 2000 4 3 2 1 Big Cypress Nat'l Preserve
1970 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1970 Structural Discharge Calendar for S12s Orlando 1975 1975 1980 1980 1985 1985 WPB FtMyers 1990 1990 Naples S12s Miami 1995 2000 1995 2000 flow in cfs >5000 4000 2005 2010 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2005 2010 3000 2000 1000 0 Color coding shows average weekly flow in cfs
1975 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1975 CSSS-Subpopulation A Nesting Availability Calendar Orlando (at NP205) 1980 1980 1985 1985 1990 1990 FtMyers WPB 1995 2000 2005 2010 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1995 2000 2005 2010 water stage (NGVD29) Naples Nesting availability 6.7 6.4 6.05 5.7 5.35 5.0 0 20 40 60 80 100 percent land cover NP205 Miami Explanation Percentage of wet prairie habitat available for Cape Sable Seaside Sparrow nesting
1940 1950 1960 Highs Lows Historical calendar of Naples coldest nights, FL Lowest night-time low temperatures Daily low equalled or fell below: 60 F 50 F 45 F 40 F 35 F 30 F 1970 1980 1990 2000 2010 Oct Nov Dec Jan Feb Mar Apr May
1990 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Landscape Hydroperiod Calendar 1990 for Big Cypress Nat'l Preserve (average of A12, A13, A6, A10) A12 1995 1995 A13 2000 2000 A6 2005 2010 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Explanation Color coding shows wetland water stage relative to major landscape types 2005 xeric uplands mesic uplands hydric uplands prairie* cypress 2010 swamp forest A10 marsh 3.5 3 2 1 0 water depth in feet * prairie coding includes dwarf cypress
Watersheds as sports team 1 acre
4 3 2 1 Annual Flow Volume in millions of acre-feet S79 year in full year to date 0 1970 1980 1990 2000 2010
4 3 2 1 Annual Flow Volume in millions of acre-feet S12s year in full year to date 0 1970 1980 1990 2000 2010
Use stadium model as hydrologic yardstick South Florida-wide Or for comparison to National League of Watersheds Hoover Hoover 2 9
500 Into the Gulf Annual flow volumes discharged into Gulf of Mexico from Mississippi, Apalachicola, and Caloosahatchee Rivers from 1990 to present in millions of acre-feet 400 300 200 Mississippi 100 0 1990 1995 2000 2005 Apalachicola Caloosahatchee
Hoover vs Hoover Hoover Dam 9-yr drought at Lake Mead Herbert Hoover Dike 2-yr drought at Lake O 18 16 14 12 10 Lake O stage Lake O Lake M stage 1200 1150 8 stage in ft above mean sea level Lake M 90 92 94 96 98 00 02 04 06 08 1100
Barber shop
ivory tower
Flipping the switch
1940 Highs Lows Historical calendar of Naples warmest nights Highest night-time high temperatures Daily low equalled or exceeded: 70 F 73 F 75 F 77 F 1950 80 F 1960 1970 1980 1990 2000 2010 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Soaking in season
4 meteorological horsemen
Hare rainfall evaporation and the Tortoise
Swamp News
Web Trends
Global
National
Florida-wide
Not quite 5 minutes
The South Florida Watershed Journal http://sfwj.blogspot.com