DrJack's BLIPSPOT for: FRI 03/13 Ames_IA 955ft pt37194@41.911,-93.594,951ft SPONSORED BY: Silent Knights Glider Club BLIPSPOT sfc.temp. adjusted by +0.0 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 39.9 - - 42.6 - - - Temp@2m Sfc.Heating - - - - - - 253 - - 184 - - - Sfc.Heating BL Depth - - - - - - 2969 - - 4381 - - - BL Depth Hcrit - - - - - - 2788 - - 3694 - - - Hcrit BL Top - - - - - - 3924 - - 5336 - - - BL Top Hgt.Variab. - - - - - - 812 - - 1333 - - - Hgt.Variab. W* - - - - - - 375 - - 383 - - - W* B/S - - - - - - 3 - - 3 - - - B/S BL Wind - - - - - - 25 - - 21 - - - BL Wind Direction - - - - - - 303 - - 302 - - - Direction Wind Shear - - - - - - 8 - - 7 - - - Wind Shear Max.Converg - - - - - - -3 - - -3 - - - Max.Converg CLOUDpotent - - - - - - 355 - - 214 - - - CLOUDpotentl sfcLCL - - - - - - 3570 - - 5123 - - - sfcLCL ODpotential - - - - - - -3223 - - -6327 - - - ODpotential blCL - - - - - - 7147 - - 11663 - - - blCL maxRH - - - - - - 80 - - 90 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 39.9 - - 42.6 - - - Temp@2m DewPt@2m - - - - - - 27.8 - - 23.7 - - - DewPt@2m Temp@Bot - - - - - - 38.7 - - 41.7 - - - Temp@Bot DewPt@Bot - - - - - - 26.6 - - 22.5 - - - DewPt@bot Sfc.Heating - - - - - - 253 - - 184 - - - Sfc.Heating BL Depth - - - - - - 2969 - - 4381 - - - BL Depth EXPERIMENT - - - - - - 21 - - 61 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 2 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96137 5 077 6 194 96137 88995 6 129 9 241 88995 83455 8 011 9 286 83455 78827 11 327 15 318 78827 74858 12 277 12 306 74858 71346 10 290 7 288 71346 68140 13 335 16 262 68140 65149 23 342 7 312 65149 62348 39 306 30 295 62348 59674 40 266 47 292 59674 56881 39 282 57 292 56881 53927 39 286 68 284 53927 51058 63 300 73 284 51058 48466 79 292 80 289 48466 46181 80 291 82 293 46181 44144 88 299 90 299 44144 42298 109 298 110 295 42298 40614 114 290 114 289 40614 39063 109 291 110 290 39063 37621 119 295 112 300 37621 36275 133 290 131 304 36275 34982 133 286 138 300 34982 33667 128 288 136 296 33667 32303 123 290 130 295 32303 30895 122 292 124 294 30895 29427 121 291 122 294 29427 27883 122 290 120 293 27883 26266 121 290 116 293 26266 24573 120 290 113 294 24573 22804 119 293 112 296 22804 20961 118 298 109 297 20961 19041 112 300 105 296 19041 17042 107 298 100 297 17042 15015 96 300 86 291 15015 13074 86 300 69 289 13074 11318 61 308 67 307 11318 9764 47 302 53 311 9764 8393 40 293 42 308 8393 7186 38 304 34 311 7186 6118 36 311 28*309 6118 5176 31 317 22*301 5176 4345 27*308 22 301 4345 3610 26*304 22 302 3610 2952 26 303 22 302 2952 2369 26 303 21 302 2369 1881 25 302 21 302 1881 1507 24 302 20 302 1507 1249 23 302 19 302 1249 1093 21 302 18 302 1093 1003 18 301 15 302 1003 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography