DrJack's BLIPSPOT for: FRI 08/07 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 - - - - - - 0953z - - 1001z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 76.6 - - 77.3 - - - Temp@2m Sfc.Heating - - - - - - 147 - - 65 - - - Sfc.Heating BL Depth - - - - - - 2593 - - 260 - - - BL Depth Hcrit - - - - - - 3949 - - 2801 - - - Hcrit BL Top - - - - - - 5151 - - 2818 - - - BL Top Hgt.Variab. - - - - - - 2488 - - 5135 - - - Hgt.Variab. W* - - - - - - 313 - - 114 - - - W* B/S - - - - - - 7 - - 5 - - - B/S BL Wind - - - - - - 8 - - 5 - - - BL Wind Direction - - - - - - 243 - - 223 - - - Direction Wind Shear - - - - - - 4 - - 0 - - - Wind Shear Max.Converg - - - - - - -6 - - 1 - - - Max.Converg CLOUDpotent - - - - - - 526 - - -1822 - - - CLOUDpotentl sfcLCL - - - - - - 4625 - - 4640 - - - sfcLCL ODpotential - - - - - - -814 - - -2637 - - - ODpotential blCL - - - - - - 5965 - - 5455 - - - blCL maxRH - - - - - - 92 - - 91 - - - maxRH CAPE - - - - - - 1290 - - 1570 - - - CAPE Temp@2m - - - - - - 76.6 - - 77.3 - - - Temp@2m DewPt@2m - - - - - - 65.7 - - 66.3 - - - DewPt@2m Temp@Bot - - - - - - 75.1 - - 76.3 - - - Temp@Bot DewPt@Bot - - - - - - 64.6 - - 65.3 - - - DewPt@bot Sfc.Heating - - - - - - 147 - - 65 - - - Sfc.Heating BL Depth - - - - - - 2593 - - 260 - - - BL Depth EXPERIMENT - - - - - - 67 - - 64 - - - EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 15 - - - 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] 99428 37 103 25 104 99428 91926 33 090 29 091 91926 86119 32 090 32 079 86119 81302 29 092 30 084 81302 77178 25 090 25 089 77178 73563 21 089 17 088 73563 70298 13 082 11 074 70298 67293 7 082 6 062 67293 64507 8 086 4 102 64507 61812 7 088 5 123 61812 59004 1 080 2 098 59004 56099 5 236 3 241 56099 53344 9 234 5 267 53344 50891 13 228 14 283 50891 48704 14 227 18 250 48704 46728 15 236 19 233 46728 44922 17 226 23 239 44922 43247 17 208 30 225 43247 41678 15 203 29 209 41678 40202 13 215 22 205 40202 38806 14 229 22 212 38806 37456 16 231 24 217 37456 36087 19 226 25 216 36087 34669 23 224 26 213 34669 33206 26 228 28 216 33206 31687 28 233 30 225 31687 30102 28 232 29 230 30102 28451 24 229 30 232 28451 26733 21 222 28 233 26733 24950 20 225 24 229 24950 23108 22 233 22 230 23108 21201 22 236 21 236 21201 19227 21 239 16 244 19227 17222 20 239 14 261 17222 15293 19 232 15 256 15293 13544 18 230 14 240 13544 11991 18 232 14 233 11991 10603 17 235 14 233 10603 9362 16 239 13 234 9362 8254 14 239 13 230 8254 7267 13 237 12 223 7267 6393 11 237 11 219 6393 5615 10*239 9 219 5615 4914 9*240 8 220 4914 4291 9 243 7 221 4291 3767 9 244 7 222 3767 3364 8 244 7 222 3364 3085 8 244 6 223 3085 2915 7 245 6*222 2915 2818 6 245 5*223 2818 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