DrJack's BLIPSPOT for: THU 04/23 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 - - - - - - 77.5 - - 78.6 - - - Temp@2m Sfc.Heating - - - - - - 258 - - 193 - - - Sfc.Heating BL Depth - - - - - - 4784 - - 4615 - - - BL Depth Hcrit - - - - - - 3804 - - 3538 - - - Hcrit BL Top - - - - - - 5379 - - 5210 - - - BL Top Hgt.Variab. - - - - - - 2815 - - 2701 - - - Hgt.Variab. W* - - - - - - 441 - - 397 - - - W* B/S - - - - - - 3 - - 3 - - - B/S BL Wind - - - - - - 25 - - 27 - - - BL Wind Direction - - - - - - 190 - - 190 - - - Direction Wind Shear - - - - - - 12 - - 13 - - - Wind Shear Max.Converg - - - - - - -3 - - -8 - - - Max.Converg CLOUDpotent - - - - - - 131 - - -75 - - - CLOUDpotentl sfcLCL - - - - - - 5249 - - 5286 - - - sfcLCL ODpotential - - - - - - -630 - - -1034 - - - ODpotential blCL - - - - - - 6009 - - 6244 - - - blCL maxRH - - - - - - 83 - - 83 - - - maxRH CAPE - - - - - - 270 - - 440 - - - CAPE Temp@2m - - - - - - 77.5 - - 78.6 - - - Temp@2m DewPt@2m - - - - - - 56.4 - - 57.2 - - - DewPt@2m Temp@Bot - - - - - - 76.4 - - 77.8 - - - Temp@Bot DewPt@Bot - - - - - - 55.7 - - 56.6 - - - DewPt@bot Sfc.Heating - - - - - - 258 - - 193 - - - Sfc.Heating BL Depth - - - - - - 4784 - - 4615 - - - BL Depth EXPERIMENT - - - - - - 32 - - 34 - - - EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 9 - - - 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] 97409 36 246 42 255 97409 89961 32 256 31 258 89961 84237 21 261 28 251 84237 79511 17 257 20 238 79511 75461 10 235 12 236 75461 71894 7 255 7 260 71894 68671 9 288 9 300 68671 65712 11 308 12 304 65712 62972 13 319 12 317 62972 60308 12 310 16 304 60308 57516 11 291 18 298 57516 54611 16 280 19 301 54611 51838 22 260 21 286 51838 49363 27 259 25 284 49363 47168 30 259 28 273 47168 45201 28 254 33 253 45201 43428 34 249 27 239 43428 41805 47 236 31 246 41805 40292 49 226 38 240 40292 38867 46 229 41 233 38867 37518 44 231 41 230 37518 36207 40 229 40 231 36207 34870 39 228 37 232 34870 33477 38 227 36 232 33477 32029 38 228 33 235 32029 30513 38 227 29 243 30513 28915 39 226 27 252 28915 27239 38 225 25 257 27239 25484 30 233 21 263 25484 23653 18 240 19 267 23653 21748 12 255 18 262 21748 19764 13 271 17 254 19764 17696 14 264 15 246 17696 15585 15 241 13 238 15585 13548 17 232 11 256 13548 11693 19 218 17 255 11693 10044 21 202 20 237 10044 8582 24 204 22 220 8582 7283 27 206 30 211 7283 6127 28*205 31*208 6127 5103 27*202 30*200 5103 4200 26 193 28 192 4200 3401 25 190 28 190 3401 2687 25 189 27 188 2687 2054 25 187 27 188 2054 1526 24 186 26 187 1526 1120 23 186 25 186 1120 841 22 185 24 186 841 672 21 185 22 186 672 574 17 185 18 185 574 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