DrJack's BLIPSPOT for: SUN 12/21 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 - - - - - - 41.1 - - 41.1 - - - Temp@2m Sfc.Heating - - - - - - 175 - - 50 - - - Sfc.Heating BL Depth - - - - - - 1752 - - 257 - - - BL Depth Hcrit - - - - - - 3363 - - 2798 - - - Hcrit BL Top - - - - - - 4310 - - 2815 - - - BL Top Hgt.Variab. - - - - - - 885 - - 2834 - - - Hgt.Variab. W* - - - - - - 277 - - 97 - - - W* B/S - - - - - - 3 - - 2 - - - B/S BL Wind - - - - - - 19 - - 9 - - - BL Wind Direction - - - - - - 311 - - 317 - - - Direction Wind Shear - - - - - - 12 - - 0 - - - Wind Shear Max.Converg - - - - - - -8 - - -3 - - - Max.Converg CLOUDpotent - - - - - - -6472 - - -8512 - - - CLOUDpotentl sfcLCL - - - - - - 10782 - - 11327 - - - sfcLCL ODpotential - - - - - - -18321 - - -19725 - - - ODpotential blCL - - - - - - 22631 - - 22540 - - - blCL maxRH - - - - - - 90 - - 72 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 41.1 - - 41.1 - - - Temp@2m DewPt@2m - - - - - - 4.4 - - 1.9 - - - DewPt@2m Temp@Bot - - - - - - 39.6 - - 40.2 - - - Temp@Bot DewPt@Bot - - - - - - 3.8 - - 1.4 - - - DewPt@bot Sfc.Heating - - - - - - 175 - - 50 - - - Sfc.Heating BL Depth - - - - - - 1752 - - 257 - - - BL Depth EXPERIMENT - - - - - - 60 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 1 - - 1 - - - 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] 96166 36 244 45 252 96166 89011 28 254 34 248 89011 83573 24 245 31 248 83573 79061 23 235 26 248 79061 75123 24 247 26 247 75123 71618 21 245 23 246 71618 68430 17 251 24 259 68430 65488 27 266 31 273 65488 62773 39 265 35 263 62773 60163 41 259 36 266 60163 57424 47 254 44 274 57424 54561 71 267 73 271 54561 51827 83 253 82 260 51827 49356 80 250 78 256 49356 47118 78 255 74 265 47118 45075 87 263 90 272 45075 43213 108 263 112 267 43213 41516 125 255 117 253 41516 39950 116 249 112 245 39950 38474 107 245 96 249 38474 37079 102 248 91 260 37079 35749 111 248 104 262 35749 34423 114 245 109 250 34423 33069 104 244 112 245 33069 31683 91 247 102 249 31683 30246 89 250 98 255 30246 28745 86 252 92 256 28745 27178 83 253 89 254 27178 25544 81 253 87 256 25544 23843 83 253 86 258 23843 22075 83 254 86 260 22075 20246 83 253 80 265 20246 18358 73 259 72 266 18358 16442 68 270 69 271 16442 14595 64 275 62 273 14595 12912 58 275 57 271 12912 11412 52 272 54 271 11412 10078 50 268 50 276 10078 8893 46 273 45 285 8893 7845 42 287 38 297 7845 6920 40 303 32 312 6920 6105 39 316 30 325 6105 5385 37 321 27 328 5385 4739 30*320 20 322 4739 4166 22*313 19 321 4166 3686 21 312 18 320 3686 3316 20 311 17 320 3316 3060 18 311 15 319 3060 2904 15 310 13*319 2904 2815 10 309 9*317 2815 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