DrJack's BLIPSPOT for: TUE 04/21 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 - - - - - - 73.7 - - 77.8 - - - Temp@2m Sfc.Heating - - - - - - 296 - - 162 - - - Sfc.Heating BL Depth - - - - - - 3390 - - 5274 - - - BL Depth Hcrit - - - - - - 2796 - - 3945 - - - Hcrit BL Top - - - - - - 3985 - - 5869 - - - BL Top Hgt.Variab. - - - - - - 1383 - - 1333 - - - Hgt.Variab. W* - - - - - - 411 - - 394 - - - W* B/S - - - - - - 4 - - 3 - - - B/S BL Wind - - - - - - 21 - - 22 - - - BL Wind Direction - - - - - - 211 - - 221 - - - Direction Wind Shear - - - - - - 7 - - 8 - - - Wind Shear Max.Converg - - - - - - 2 - - 3 - - - Max.Converg CLOUDpotent - - - - - - -2929 - - -2013 - - - CLOUDpotentl sfcLCL - - - - - - 6914 - - 7882 - - - sfcLCL ODpotential - - - - - - -6865 - - -5277 - - - ODpotential blCL - - - - - - 10850 - - 11146 - - - blCL maxRH - - - - - - 76 - - 65 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 73.7 - - 77.8 - - - Temp@2m DewPt@2m - - - - - - 45.6 - - 45.3 - - - DewPt@2m Temp@Bot - - - - - - 72.4 - - 77.1 - - - Temp@Bot DewPt@Bot - - - - - - 44.4 - - 44.2 - - - DewPt@bot Sfc.Heating - - - - - - 296 - - 162 - - - Sfc.Heating BL Depth - - - - - - 3390 - - 5274 - - - BL Depth EXPERIMENT - - - - - - 4 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 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] 97343 25 251 43 257 97343 89940 37 258 39 263 89940 84256 38 269 32 256 84256 79569 26 267 25 247 79569 75531 21 265 18 260 75531 71948 21 255 20 288 71948 68714 18 267 23 284 68714 65761 19 275 22 275 65761 63032 19 285 21 276 63032 60385 25 305 24 296 60385 57619 34 293 35 289 57619 54748 39 289 40 280 54748 51996 48 289 45 282 51996 49502 53 286 49 284 49502 47257 53 284 50 284 47257 45223 49 285 48 282 45223 43373 46 287 44 290 43373 41682 45 287 42 294 41682 40131 47 286 40 289 40131 38697 51 281 35 290 38697 37356 50 273 36 300 37356 36060 46 274 39 304 36060 34738 46 275 40 301 34738 33359 45 276 38 298 33359 31925 44 279 36 296 31925 30423 42 279 35 294 30423 28841 40 279 36 288 28841 27181 38 277 35 286 27181 25439 35 278 35 280 25439 23619 35 276 33 278 23619 21721 40 268 30 278 21721 19740 41 264 26 282 19740 17674 37 261 22 294 17674 15566 30 256 23 290 15566 13535 27 259 21 282 13535 11684 24 271 21 290 11684 10034 25 273 19 277 10034 8566 25 265 20 263 8566 7262 25 258 23 249 7262 6107 24 251 23*234 6107 5085 23 245 23*225 5085 4184 22*230 23 224 4184 3389 22*215 23 221 3389 2677 22 213 23 220 2677 2046 22 211 23 219 2046 1521 21 210 22 218 1521 1117 20 210 21 217 1117 839 19 210 21 217 839 671 18 209 19 217 671 574 15 209 15 216 574 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