DrJack's BLIPSPOT for: MON 04/27 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 - - - - - - 68.2 - - 69.5 - - - Temp@2m Sfc.Heating - - - - - - 35 - - 16 - - - Sfc.Heating BL Depth - - - - - - 419 - - 447 - - - BL Depth Hcrit - - - - - - 557 - - 558 - - - Hcrit BL Top - - - - - - 1014 - - 1042 - - - BL Top Hgt.Variab. - - - - - - 1161 - - 1284 - - - Hgt.Variab. W* - - - - - - 104 - - 84 - - - W* B/S - - - - - - 1 - - 1 - - - B/S BL Wind - - - - - - 14 - - 19 - - - BL Wind Direction - - - - - - 147 - - 178 - - - Direction Wind Shear - - - - - - 4 - - 8 - - - Wind Shear Max.Converg - - - - - - -7 - - 1 - - - Max.Converg CLOUDpotent - - - - - - 430 - - 468 - - - CLOUDpotentl sfcLCL - - - - - - 584 - - 574 - - - sfcLCL ODpotential - - - - - - -12 - - 94 - - - ODpotential blCL - - - - - - 1026 - - 948 - - - blCL maxRH - - - - - - 98 - - 100 - - - maxRH CAPE - - - - - - 1320 - - 1950 - - - CAPE Temp@2m - - - - - - 68.2 - - 69.5 - - - Temp@2m DewPt@2m - - - - - - 66.9 - - 68.4 - - - DewPt@2m Temp@Bot - - - - - - 68.2 - - 69.8 - - - Temp@Bot DewPt@Bot - - - - - - 66.6 - - 68.2 - - - DewPt@bot Sfc.Heating - - - - - - 35 - - 16 - - - Sfc.Heating BL Depth - - - - - - 419 - - 447 - - - BL Depth EXPERIMENT - - - - - - 91 - - 100 - - - EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 15 - - - 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] 97487 36 234 39 255 97487 90060 27 246 30 241 90060 84379 17 256 17 232 84379 79692 7 236 12 239 79692 75676 4 252 7 282 75676 72155 7 350 9 322 72155 68979 11 338 9 333 68979 66058 13 317 14 294 66058 63339 21 301 14 270 63339 60683 18 281 27 319 60683 57908 33 292 36 285 57908 55022 34 272 37 271 55022 52241 34 274 35 275 52241 49712 37 278 45 269 49712 47450 38 277 65 261 47450 45432 67 268 67 258 45432 43610 76 262 62 257 43610 41943 66 252 60 256 41943 40401 47 238 59 256 40401 38962 50 236 60 256 38962 37606 48 236 59 253 37606 36296 46 238 57 247 36296 34962 46 237 54 242 34962 33574 45 236 49 235 33574 32132 46 236 44 229 32132 30620 46 235 45 229 30620 29025 45 233 47 232 29025 27348 46 232 47 231 27348 25590 47 231 48 230 25590 23753 48 231 53 231 23753 21843 47 232 58 233 21843 19852 47 235 57 239 19852 17779 47 238 62 247 17779 15669 48 243 65 247 15669 13632 49 244 54 242 13632 11771 48 243 46 237 11771 10110 44 236 44 238 10110 8629 39 225 41 239 8629 7313 35 217 37 232 7313 6146 32 209 37 225 6146 5113 32 196 36 218 5113 4202 34 186 37 206 4202 3398 33 180 37 197 3398 2681 28 175 35 192 2681 2047 24 171 34 190 2047 1520 21 166 30 185 1520 1116 18*157 26*181 1116 839 16*149 23*179 839 671 15 147 20 178 671 574 12 143 15 176 574 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