DrJack's BLIPSPOT for: WED 08/12 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 - - - - - - 76.1 - - 77.7 - - 71.2 Temp@2m Sfc.Heating - - - - - - 181 - - 87 - - -3 Sfc.Heating BL Depth - - - - - - 2356 - - 260 - - 259 BL Depth Hcrit - - - - - - 3864 - - 2801 - - 2801 Hcrit BL Top - - - - - - 4914 - - 2818 - - 2817 BL Top Hgt.Variab. - - - - - - 797 - - 3882 - - 2461 Hgt.Variab. W* - - - - - - 324 - - 124 - - 34 W* B/S - - - - - - 4 - - 3 - - 2 B/S BL Wind - - - - - - 13 - - 7 - - 3 BL Wind Direction - - - - - - 281 - - 263 - - 290 Direction Wind Shear - - - - - - 8 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 3 - - -1 - - -1 Max.Converg CLOUDpotent - - - - - - 368 - - -1860 - - 0 CLOUDpotentl sfcLCL - - - - - - 4546 - - 4678 - - 2817 sfcLCL ODpotential - - - - - - -3395 - - -2638 - - -1166 ODpotential blCL - - - - - - 8309 - - 5456 - - 3983 blCL maxRH - - - - - - 83 - - 87 - - 93 maxRH CAPE - - - - - - 1330 - - 1740 - - 1510 CAPE Temp@2m - - - - - - 76.1 - - 77.7 - - 71.2 Temp@2m DewPt@2m - - - - - - 65.4 - - 66.3 - - 68.1 DewPt@2m Temp@Bot - - - - - - 74.6 - - 76.7 - - 71.0 Temp@Bot DewPt@Bot - - - - - - 64.3 - - 65.5 - - 67.8 DewPt@bot Sfc.Heating - - - - - - 181 - - 87 - - -3 Sfc.Heating BL Depth - - - - - - 2356 - - 260 - - 259 BL Depth EXPERIMENT - - - - - - 31 - - 49 - - 73 EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 15 - - 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] 99302 36 104 26 082 30 083 99302 91824 30 100 26 088 26 074 91824 86030 22 092 21 086 21 079 86030 81209 16 082 17 084 17 089 81209 77059 15 086 15 090 15 087 77059 73388 15 083 10 098 9 079 73388 70067 8 032 6 078 5 051 70067 67022 2 063 4 152 5 012 67022 64208 7 345 6 014 4 353 64208 61500 6 283 10 284 11 342 61500 58717 7 306 7 312 10 283 58717 55862 24 312 21 313 18 302 55862 53160 33 279 33 283 33 302 53160 50745 31 288 35 295 30 307 50745 48584 34 304 45 315 35 306 48584 46627 41 308 46 312 35 297 46627 44824 39 306 39 310 39 284 44824 43144 37 304 33 315 44 287 43144 41566 33 300 33 320 47 287 41566 40079 27 296 31 320 37 289 40079 38678 21 293 30 318 33 308 38678 37329 23 296 27 318 39 314 37329 35967 28 298 28 334 39 312 35967 34558 31 301 33 339 35 307 34558 33105 32 299 30 341 29 304 33105 31590 33 295 20 317 22 300 31590 30001 35 295 20 287 22 301 30001 28345 36 299 25 292 28 299 28345 26626 31 303 33 304 28 288 26626 24850 28 303 36 307 25 282 24850 23017 23 300 30 303 25 282 23017 21120 18 298 27 291 23 281 21120 19156 15 311 24 285 23 284 19156 17161 12 333 19 286 24 288 17161 15245 11 330 17 297 19 284 15245 13504 11 313 16 305 16 277 13504 11952 15 319 15 312 15 284 11952 10565 17 317 16 324 14 299 10565 9328 18 308 17 336 14 303 9328 8225 19 299 13 336 14 298 8225 7243 20 293 11 299 12 294 7243 6372 21 290 15 276 12 295 6372 5598 21*288 14 273 12 299 5598 4901 16*284 14 268 12 302 4901 4281 14 282 13 266 11 303 4281 3761 14 281 13 265 10 302 3761 3360 13 280 12 264 8 299 3360 3083 12 279 11 263 7 295 3083 2914 11 279 10*263 5 292 2914 2817 8 278 7*263 3*290 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