DrJack's BLIPSPOT for: FRI 09/04 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 85.4 - - 84.9 - - 79.2 Temp@2m Sfc.Heating - - - - - - 158 - - 51 - - -6 Sfc.Heating BL Depth - - - - - - 3992 - - 260 - - 260 BL Depth Hcrit - - - - - - 4998 - - 2802 - - 2802 Hcrit BL Top - - - - - - 6550 - - 2818 - - 2818 BL Top Hgt.Variab. - - - - - - 3901 - - 7441 - - 5075 Hgt.Variab. W* - - - - - - 369 - - 108 - - 15 W* B/S - - - - - - 9 - - 4 - - 1 B/S BL Wind - - - - - - 7 - - 5 - - 3 BL Wind Direction - - - - - - 293 - - 276 - - 247 Direction Wind Shear - - - - - - 5 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -1 - - -1 Max.Converg CLOUDpotent - - - - - - 48 - - -3189 - - -1839 CLOUDpotentl sfcLCL - - - - - - 6502 - - 6008 - - 4657 sfcLCL ODpotential - - - - - - -1421 - - -4373 - - -4397 ODpotential blCL - - - - - - 7971 - - 7191 - - 7215 blCL maxRH - - - - - - 74 - - 76 - - 63 maxRH CAPE - - - - - - 1910 - - 2400 - - 2370 CAPE Temp@2m - - - - - - 85.4 - - 84.9 - - 79.2 Temp@2m DewPt@2m - - - - - - 66.2 - - 67.8 - - 68.0 DewPt@2m Temp@Bot - - - - - - 83.8 - - 83.9 - - 81.5 Temp@Bot DewPt@Bot - - - - - - 65.1 - - 66.8 - - 67.6 DewPt@bot Sfc.Heating - - - - - - 158 - - 51 - - -6 Sfc.Heating BL Depth - - - - - - 3992 - - 260 - - 260 BL Depth EXPERIMENT - - - - - - 0 - - 6 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 16 - - 16 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] 98955 15 095 8 098 15 067 98955 91542 16 116 6 120 10 056 91542 85810 10 122 4 102 7 041 85810 81037 3 100 5 070 9 075 81037 76908 2 112 6 078 8 087 76908 73258 4 093 6 089 5 105 73258 69972 7 044 5 090 3 044 69972 66971 7 021 2 082 6 342 66971 64206 5 009 2 051 4 296 64206 61539 7 316 6 323 1 060 61539 58795 15 294 19 294 19 310 58795 56011 17 276 21 293 21 299 56011 53379 24 285 28 296 26 306 53379 51002 30 285 32 284 35 290 51002 48862 32 290 35 290 37 287 48862 46901 34 288 37 291 38 288 46901 45086 33 284 37 285 40 288 45086 43396 32 284 37 278 40 285 43396 41814 33 292 35 278 36 277 41814 40322 34 294 35 285 34 274 40322 38912 33 293 35 286 34 276 38912 37551 31 286 33 288 34 281 37551 36172 28 267 32 285 32 284 36172 34748 25 269 30 283 30 285 34748 33284 23 282 27 289 28 284 33284 31764 23 298 26 297 26 281 31764 30175 24 302 25 300 24 281 30175 28521 25 300 24 296 24 283 28521 26804 25 290 26 291 26 290 26804 25027 24 291 28 293 27 299 25027 23189 23 297 26 295 29 299 23189 21283 20 293 19 302 27 299 21283 19307 18 293 19 309 24 314 19307 17301 17 298 19 305 25 325 17301 15373 15 294 15 298 25 324 15373 13623 14 293 13 297 20 320 13623 12067 14 298 13 303 13 312 12067 10679 13 305 13 308 11 301 10679 9438 13 308 13 308 10 297 9438 8325 12 309 11 306 10 294 8325 7331 10*307 10 301 11 290 7331 6446 9*304 10 295 10 289 6446 5658 8 300 9 291 9 288 5658 4947 8 294 9 287 8 287 4947 4314 7 290 8 283 8 283 4314 3783 7 286 8 281 7 277 3783 3373 7 284 8 279 6 270 3373 3089 6 281 7 278 5 262 3089 2917 6 281 7*277 4 252 2917 2818 5 280 5*276 3*247 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