DrJack's BLIPSPOT for: WED 12/17 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 - - - - - - 50.7 - - 54.9 - - - Temp@2m Sfc.Heating - - - - - - 106 - - 24 - - - Sfc.Heating BL Depth - - - - - - 1034 - - 1393 - - - BL Depth Hcrit - - - - - - 556 - - 556 - - - Hcrit BL Top - - - - - - 1629 - - 1988 - - - BL Top Hgt.Variab. - - - - - - 525 - - 626 - - - Hgt.Variab. W* - - - - - - 196 - - 134 - - - W* B/S - - - - - - 7 - - 3 - - - B/S BL Wind - - - - - - 5 - - 9 - - - BL Wind Direction - - - - - - 115 - - 153 - - - Direction Wind Shear - - - - - - 1 - - 3 - - - Wind Shear Max.Converg - - - - - - 3 - - -1 - - - Max.Converg CLOUDpotent - - - - - - -2185 - - -2639 - - - CLOUDpotentl sfcLCL - - - - - - 3814 - - 4627 - - - sfcLCL ODpotential - - - - - - -9355 - - -8933 - - - ODpotential blCL - - - - - - 10984 - - 10921 - - - blCL maxRH - - - - - - 65 - - 75 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 50.7 - - 54.9 - - - Temp@2m DewPt@2m - - - - - - 36.3 - - 36.9 - - - DewPt@2m Temp@Bot - - - - - - 50.1 - - 54.8 - - - Temp@Bot DewPt@Bot - - - - - - 35.5 - - 36.4 - - - DewPt@bot Sfc.Heating - - - - - - 106 - - 24 - - - Sfc.Heating BL Depth - - - - - - 1034 - - 1393 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - - 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] 96005 25 293 21 282 96005 89085 19 293 15 269 89085 83657 14 260 13 249 83657 79111 13 248 12 251 79111 75166 11 261 14 243 75166 71651 12 274 18 254 71651 68455 26 272 27 261 68455 65504 22 260 25 253 65504 62760 22 291 30 269 62760 60108 38 272 35 259 60108 57340 32 253 24 272 57340 54476 47 306 50 288 54476 51751 54 285 60 272 51751 49277 62 269 53 269 49277 47029 57 274 55 279 47029 44977 62 278 64 284 44977 43102 63 278 67 283 43102 41381 61 279 63 283 41381 39790 63 279 60 282 39790 38315 68 270 57 278 38315 36940 69 260 55 273 36940 35625 59 262 53 270 35625 34298 56 271 50 273 34298 32925 56 276 50 280 32925 31506 51 278 53 283 31506 30023 50 271 54 280 30023 28462 55 263 55 279 28462 26821 58 267 56 274 26821 25096 60 275 57 273 25096 23292 58 280 58 277 23292 21411 51 287 56 278 21411 19448 42 290 50 281 19448 17402 31 282 36 286 17402 15314 34 278 20 277 15314 13297 20 265 20 260 13297 11463 10 240 16 223 11463 9836 9 269 12 210 9836 8389 9 289 11 186 8389 7102 6 303 8 191 7102 5956 1 194 1 134 5956 4944 9 184 9 173 4944 4056 7 183 11 186 4056 3278 6 185 7 181 3278 2588 8 169 9*158 2588 1982 7*132 9*154 1982 1479 6*117 9 153 1479 1092 5 115 9 152 1092 826 5 114 8 151 826 665 5 113 8 152 665 573 4 113 6 151 573 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