DrJack's BLIPSPOT for: TUE 04/21 CherryValley_AR 280ft pt26070@35.307,-90.816,234ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: The Mid-South Soaring Foundation 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 - - - - - - 77.7 - - 80.3 - - - Temp@2m Sfc.Heating - - - - - - 374 - - 224 - - - Sfc.Heating BL Depth - - - - - - 4723 - - 6841 - - - BL Depth Hcrit - - - - - - 3582 - - 4989 - - - Hcrit BL Top - - - - - - 5003 - - 7121 - - - BL Top Hgt.Variab. - - - - - - 1354 - - 1645 - - - Hgt.Variab. W* - - - - - - 490 - - 470 - - - W* B/S - - - - - - 4 - - 4 - - - B/S BL Wind - - - - - - 21 - - 19 - - - BL Wind Direction - - - - - - 220 - - 223 - - - Direction Wind Shear - - - - - - 9 - - 7 - - - Wind Shear Max.Converg - - - - - - 2 - - 1 - - - Max.Converg CLOUDpotent - - - - - - -4867 - - -4079 - - - CLOUDpotentl sfcLCL - - - - - - 9871 - - 11201 - - - sfcLCL ODpotential - - - - - - -10447 - - -9352 - - - ODpotential blCL - - - - - - 15450 - - 16473 - - - blCL maxRH - - - - - - 70 - - 80 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 77.7 - - 80.3 - - - Temp@2m DewPt@2m - - - - - - 35.4 - - 31.9 - - - DewPt@2m Temp@Bot - - - - - - 75.9 - - 79.2 - - - Temp@Bot DewPt@Bot - - - - - - 34.3 - - 30.7 - - - DewPt@bot Sfc.Heating - - - - - - 374 - - 224 - - - Sfc.Heating BL Depth - - - - - - 4723 - - 6841 - - - BL Depth EXPERIMENT - - - - - - 0 - - 19 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - - 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] 97597 33 247 37 265 97597 90151 35 264 35 263 90151 84454 29 261 33 261 84454 79750 19 268 25 260 79750 75676 15 280 19 267 75676 72070 20 282 20 281 72070 68834 14 293 17 291 68834 65887 19 298 21 302 65887 63169 25 271 25 284 63169 60554 20 262 24 270 60554 57830 23 295 24 288 57830 54993 38 292 38 290 54993 52274 44 281 46 279 52274 49809 49 278 50 271 49809 47577 55 272 52 272 47577 45533 58 270 54 272 45533 43660 58 268 51 269 43660 41950 53 263 45 269 41950 40386 43 262 38 269 40386 38934 38 264 30 277 38934 37576 38 274 27 276 37576 36267 45 261 34 282 36267 34934 46 253 40 271 34934 33544 41 258 33 264 33544 32096 35 270 35 271 32096 30574 32 260 32 269 30574 28966 28 259 31 262 28966 27274 25 261 29 256 27274 25497 25 259 27 256 25497 23635 26 260 27 258 23635 21691 25 269 20 278 21691 19660 21 268 14 285 19660 17549 18 252 14 252 17549 15402 17 248 14 239 15402 13334 18 232 18 228 13334 11455 20 213 24 221 11455 9788 22 206 27 215 9788 8312 26 218 26*218 8312 7002 27 221 21*221 7002 5840 27*227 20 222 5840 4811 23*223 20 223 4811 3904 22 221 20 223 3904 3103 22 220 20 224 3103 2387 21 220 20 224 2387 1754 21 220 19 224 1754 1227 20 219 19 224 1227 822 19 219 18 224 822 544 18 219 17 224 544 375 17 219 16 224 375 279 15 218 14 224 279 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