DrJack's BLIPSPOT for: WED 04/08 Freeport_IL 856ft pt37813@42.185,-89.594,836ft BLIPSPOT sfc.temp. adjusted by +0.1 degF SPONSORED BY: ChicagoLand Glider Council RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0654z - - 0702z - - 1002z - - 1334z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 45.4 - - 58.9 - - 68.5 - - 65.7 Temp@2m Sfc.Heating - - - 72 - - 216 - - 173 - - -85 Sfc.Heating BL Depth - - - 869 - - 2033 - - 4566 - - 62 BL Depth Hcrit - - - 900 - - 1950 - - 3693 - - 901 Hcrit BL Top - - - 1725 - - 2889 - - 5422 - - 918 BL Top Hgt.Variab. - - - 486 - - 515 - - 1884 - - 6569 Hgt.Variab. W* - - - 170 - - 314 - - 379 - - 23 W* B/S - - - 1 - - 2 - - 2 - - 0 B/S BL Wind - - - 24 - - 26 - - 35 - - 16 BL Wind Direction - - - 181 - - 189 - - 205 - - 197 Direction Wind Shear - - - 10 - - 11 - - 19 - - 0 Wind Shear Max.Converg - - - -2 - - -2 - - 2 - - -1 Max.Converg CLOUDpotent - - - -1086 - - -1498 - - -1216 - - -5166 CLOUDpotentl sfcLCL - - - 2811 - - 4388 - - 6639 - - 6085 sfcLCL ODpotential - - - -8699 - - -6129 - - -3896 - - -7943 ODpotential blCL - - - 10424 - - 9018 - - 9318 - - 8861 blCL maxRH - - - 80 - - 77 - - 66 - - 66 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 45.4 - - 58.9 - - 68.5 - - 65.7 Temp@2m DewPt@2m - - - 36.6 - - 43.0 - - 42.6 - - 42.4 DewPt@2m Temp@Bot - - - 45.2 - - 58.0 - - 67.9 - - 67.7 Temp@Bot DewPt@Bot - - - 35.4 - - 41.9 - - 42.1 - - 42.1 DewPt@bot Sfc.Heating - - - 72 - - 216 - - 173 - - -85 Sfc.Heating BL Depth - - - 869 - - 2033 - - 4566 - - 62 BL Depth EXPERIMENT - - - 18 - - 10 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 5 - - 5 - - 6 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] 96785 34 240 37 246 44 235 44 243 96785 89356 34 242 37 243 36 239 42 243 89356 83732 26 221 37 241 34 255 36 253 83732 79121 27 262 29 240 33 259 31 258 79121 75137 32 266 30 249 30 259 32 266 75137 71606 34 269 32 266 35 258 37 265 71606 68400 35 272 34 270 32 264 34 257 68400 65429 35 274 34 272 36 282 27 268 65429 62655 36 275 35 276 39 283 27 287 62655 59959 39 280 38 279 42 278 34 293 59959 57146 38 278 40 280 39 275 36 283 57146 54223 34 272 37 273 36 270 37 281 54223 51426 32 281 31 273 32 269 41 279 51426 48908 33 279 32 283 28 273 40 270 48908 46652 31 273 30 276 29 274 36 264 46652 44610 35 274 30 268 33 268 39 278 44610 42756 39 271 34 260 33 263 43 272 42756 41070 39 270 33 255 35 269 39 263 41070 39532 41 269 28 258 40 267 35 266 39532 38117 43 269 30 262 44 259 38 271 38117 36800 45 264 32 258 41 254 40 269 36800 35530 45 260 31 260 35 254 37 268 35530 34234 43 258 31 262 29 256 35 270 34234 32886 40 258 31 257 25 258 35 270 32886 31486 36 259 29 255 24 262 35 265 31486 30021 32 260 28 255 25 265 33 261 30021 28479 28 263 27 253 25 265 31 259 28479 26863 27 263 28 249 24 265 29 255 26863 25171 30 258 29 244 24 265 30 256 25171 23401 32 256 30 243 25 261 32 265 23401 21555 33 260 32 247 27 256 33 264 21555 19630 33 265 33 245 31 254 32 251 19630 17624 28 267 33 249 32 251 33 244 17624 15574 37 247 41 243 37 241 34 244 15574 13591 38 236 43 231 42 239 38 247 13591 11783 33 238 42 227 45 230 40 251 11783 10174 39 239 42 226 46 226 44 248 10174 8746 38 229 42 221 49 224 52 235 8746 7480 39 220 44 219 49 224 50 221 7480 6354 40 220 47 220 47*222 48 217 6354 5355 42 226 47 220 40*213 47 215 5355 4472 47 226 46 218 38 209 46 213 4472 3689 50 216 42 213 36 205 44 211 3689 2988 47 202 33*201 35 204 42 208 2988 2368 40 193 29*192 35 203 40 205 2368 1850 30*184 28 190 34 202 36 202 1850 1453 27*182 27 189 32 202 32 200 1453 1179 25 181 25 188 31 202 27 199 1179 1013 22 181 23 187 28 201 23*198 1013 918 17 180 18 187 22 201 16*197 918 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