DrJack's BLIPSPOT for: WED 07/29 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 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 - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 70.1 - - 70.5 - - - Temp@2m Sfc.Heating - - - - - - 241 - - 129 - - - Sfc.Heating BL Depth - - - - - - 3280 - - 259 - - - BL Depth Hcrit - - - - - - 4641 - - 2801 - - - Hcrit BL Top - - - - - - 5838 - - 2817 - - - BL Top Hgt.Variab. - - - - - - 1517 - - 5086 - - - Hgt.Variab. W* - - - - - - 394 - - 139 - - - W* B/S - - - - - - 4 - - 3 - - - B/S BL Wind - - - - - - 18 - - 9 - - - BL Wind Direction - - - - - - 311 - - 321 - - - Direction Wind Shear - - - - - - 9 - - 0 - - - Wind Shear Max.Converg - - - - - - -9 - - -3 - - - Max.Converg CLOUDpotent - - - - - - 793 - - -2511 - - - CLOUDpotentl sfcLCL - - - - - - 5045 - - 5328 - - - sfcLCL ODpotential - - - - - - -794 - - -3159 - - - ODpotential blCL - - - - - - 6632 - - 5976 - - - blCL maxRH - - - - - - 84 - - 80 - - - maxRH CAPE - - - - - - 20 - - 30 - - - CAPE Temp@2m - - - - - - 70.1 - - 70.5 - - - Temp@2m DewPt@2m - - - - - - 57.3 - - 56.5 - - - DewPt@2m Temp@Bot - - - - - - 68.3 - - 69.2 - - - Temp@Bot DewPt@Bot - - - - - - 56.2 - - 55.5 - - - DewPt@bot Sfc.Heating - - - - - - 241 - - 129 - - - Sfc.Heating BL Depth - - - - - - 3280 - - 259 - - - BL Depth EXPERIMENT - - - - - - 36 - - 22 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 11 - - - 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] 99446 47 097 35 098 99446 91919 46 092 38 087 91919 86120 36 090 37 082 86120 81318 25 089 32 078 81318 77192 23 096 24 074 77192 73560 24 095 20 094 73560 70277 21 082 19 104 70277 67261 16 090 15 098 67261 64458 12 064 19 103 64458 61737 11 089 11 042 61737 58918 9 002 9 021 58918 56013 12 283 17 305 56013 53244 19 337 29 315 53244 50760 31 320 34 311 50760 48534 29 316 33 314 48534 46509 34 312 39 313 46509 44649 40 313 40 313 44649 42923 46 309 40 317 42923 41312 47 305 42 320 41312 39803 46 303 45 320 39803 38387 46 307 48 316 38387 37026 49 311 49 312 37026 35650 52 309 49 309 35650 34228 54 305 49 310 34228 32766 53 300 48 310 32766 31250 49 296 50 312 31250 29668 45 295 50 314 29668 28026 42 295 45 308 28026 26326 40 293 41 303 26326 24571 38 291 37 302 24571 22762 36 291 35 306 22762 20888 36 293 33 304 20888 18946 33 298 31 302 18946 16975 31 306 29 304 16975 15077 28 310 27 306 15077 13349 24 310 23 305 13349 11811 22 312 19 303 11811 10442 20 313 15 316 10442 9218 18 315 15 320 9218 8132 19 316 18 315 8132 7169 19 310 19 318 7169 6316 19*310 19 319 6316 5557 19*310 19 320 5557 4872 20 310 19 321 4872 4261 19 311 18 322 4261 3748 19 311 18 322 3748 3353 18 311 17 322 3353 3080 17 311 16 322 3080 2913 15 311 14 321 2913 2817 11 310 9*321 2817 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