DrJack's BLIPSPOT for: FRI 04/03 Silvercreek_IL 595ft pt32094@38.850,-89.766,540ft SPONSORED BY: Barry Marcus BLIPSPOT sfc.temp. adjusted by +0.2 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 - - - - - - 74.1 - - 75.7 - - - Temp@2m Sfc.Heating - - - - - - 34 - - -21 - - - Sfc.Heating BL Depth - - - - - - 2466 - - 1491 - - - BL Depth Hcrit - - - - - - 558 - - 558 - - - Hcrit BL Top - - - - - - 3061 - - 2086 - - - BL Top Hgt.Variab. - - - - - - 1769 - - 4471 - - - Hgt.Variab. W* - - - - - - 210 - - 132 - - - W* B/S - - - - - - 2 - - 1 - - - B/S BL Wind - - - - - - 18 - - 21 - - - BL Wind Direction - - - - - - 194 - - 189 - - - Direction Wind Shear - - - - - - 10 - - 13 - - - Wind Shear Max.Converg - - - - - - 8 - - 10 - - - Max.Converg CLOUDpotent - - - - - - 1333 - - -117 - - - CLOUDpotentl sfcLCL - - - - - - 1728 - - 2203 - - - sfcLCL ODpotential - - - - - - 514 - - -1755 - - - ODpotential blCL - - - - - - 2547 - - 3841 - - - blCL maxRH - - - - - - 100 - - 98 - - - maxRH CAPE - - - - - - 2340 - - 2350 - - - CAPE Temp@2m - - - - - - 74.1 - - 75.7 - - - Temp@2m DewPt@2m - - - - - - 68.2 - - 67.7 - - - DewPt@2m Temp@Bot - - - - - - 73.9 - - 76.6 - - - Temp@Bot DewPt@Bot - - - - - - 67.0 - - 66.4 - - - DewPt@bot Sfc.Heating - - - - - - 34 - - -21 - - - Sfc.Heating BL Depth - - - - - - 2466 - - 1491 - - - BL Depth EXPERIMENT - - - - - - 100 - - 92 - - - EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 13 - - - 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] 96947 33 239 30 260 96947 89663 26 254 31 256 89663 84053 20 277 27 255 84053 79429 9 284 18 269 79429 75483 2 066 8 274 75483 72016 8 347 4 342 72016 68868 10 328 9 326 68868 65950 9 307 9 322 65950 63220 8 300 10 314 63220 60552 9 297 13 298 60552 57764 12 247 18 263 57764 54882 16 237 22 241 54882 52132 19 250 17 268 52132 49655 29 265 36 275 49655 47453 36 260 43 262 47453 45482 41 246 50 257 45482 43700 42 249 50 249 43700 42079 47 253 54 250 42079 40577 46 251 55 248 40577 39160 47 245 53 247 39160 37812 41 236 50 246 37812 36499 42 234 50 241 36499 35156 42 238 50 243 35156 33755 44 245 49 244 33755 32297 46 248 48 243 32297 30771 47 245 46 243 30771 29165 46 243 45 244 29165 27483 40 243 44 244 27483 25719 40 239 42 241 25719 23875 44 241 40 242 23875 21955 43 241 40 247 21955 19955 40 243 38 251 19955 17866 36 249 33 248 17866 15730 32 248 24 238 15730 13668 24 235 26 217 13668 11791 26 220 29 210 11791 10125 29 221 31 215 10125 8645 28 222 35 218 8645 7331 28 221 35 216 7331 6165 29 220 32 210 6165 5134 28 215 29 206 5134 4223 25 206 28 202 4223 3419 22*200 27 196 3419 2699 21*197 26*193 2699 2062 20 195 25*191 2062 1531 18 194 24 190 1531 1123 17 193 22 188 1123 843 16 192 19 187 843 672 14 192 16 186 672 574 11 191 12 185 574 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