DrJack's BLIPSPOT for: SAT 08/29 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 - - - - - - 76.0 - - 76.5 - - - Temp@2m Sfc.Heating - - - - - - 149 - - 86 - - - Sfc.Heating BL Depth - - - - - - 3195 - - 259 - - - BL Depth Hcrit - - - - - - 4375 - - 2801 - - - Hcrit BL Top - - - - - - 5753 - - 2817 - - - BL Top Hgt.Variab. - - - - - - 3858 - - 6458 - - - Hgt.Variab. W* - - - - - - 334 - - 122 - - - W* B/S - - - - - - 7 - - 4 - - - B/S BL Wind - - - - - - 8 - - 6 - - - BL Wind Direction - - - - - - 139 - - 143 - - - Direction Wind Shear - - - - - - 3 - - 0 - - - Wind Shear Max.Converg - - - - - - 4 - - 2 - - - Max.Converg CLOUDpotent - - - - - - 245 - - -2842 - - - CLOUDpotentl sfcLCL - - - - - - 5508 - - 5659 - - - sfcLCL ODpotential - - - - - - -1234 - - -3785 - - - ODpotential blCL - - - - - - 6987 - - 6602 - - - blCL maxRH - - - - - - 80 - - 77 - - - maxRH CAPE - - - - - - 960 - - 920 - - - CAPE Temp@2m - - - - - - 76.0 - - 76.5 - - - Temp@2m DewPt@2m - - - - - - 61.4 - - 61.2 - - - DewPt@2m Temp@Bot - - - - - - 74.5 - - 75.3 - - - Temp@Bot DewPt@Bot - - - - - - 60.4 - - 60.3 - - - DewPt@bot Sfc.Heating - - - - - - 149 - - 86 - - - Sfc.Heating BL Depth - - - - - - 3195 - - 259 - - - BL Depth EXPERIMENT - - - - - - 18 - - 8 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 12 - - - 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] 99084 22 096 21 094 99084 91636 21 096 20 092 91636 85902 21 085 18 093 85902 81144 16 083 16 088 81144 77036 16 092 12 082 77036 73402 13 090 11 099 73402 70110 7 097 6 074 70110 67087 6 104 2 152 67087 64285 3 132 4 231 64285 61579 5 172 7 224 61579 58771 6 271 4 230 58771 55872 16 286 12 284 55872 53120 20 268 22 278 53120 50650 18 240 23 262 50650 48441 15 233 24 242 48441 46439 17 243 24 230 46439 44603 22 247 20 233 44603 42910 32 237 24 253 42910 41344 36 235 27 254 41344 39884 34 234 12 255 39884 38511 22 238 17 032 38511 37183 17 274 36 029 37183 35834 18 270 30 018 35834 34442 9 283 19 306 34442 33009 9 314 18 287 33009 31517 13 314 13 285 31517 29957 16 321 13 288 29957 28329 18 318 15 305 28329 26631 15 331 16 314 26631 24865 11 335 15 313 24865 23032 11 291 14 304 23032 21131 13 276 14 291 21131 19157 14 278 13 275 19157 17151 14 277 12 271 17151 15220 11 272 9 267 15220 13472 8 268 6 269 13472 11930 5 245 5 261 11930 10557 3 215 4 261 10557 9328 3 175 2 203 9328 8228 5 157 5 159 8228 7248 8 148 8 150 7248 6378 8*145 9 148 6378 5604 9*143 9 146 5604 4906 9 140 9 145 4906 4285 9 139 9 144 4285 3763 9 138 9 144 3763 3361 8 137 9 143 3361 3084 8 137 8 144 3084 2915 8 136 8 143 2915 2817 6 136 6*143 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