DrJack's BLIPSPOT for: FRI 04/17 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 - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 70.3 - - 72.4 - - 67.2 Temp@2m Sfc.Heating - - - - - - 375 - - 199 - - -2 Sfc.Heating BL Depth - - - - - - 5606 - - 5254 - - 259 BL Depth Hcrit - - - - - - 6587 - - 6021 - - 2800 Hcrit BL Top - - - - - - 8164 - - 7812 - - 2817 BL Top Hgt.Variab. - - - - - - 1277 - - 1439 - - 5684 Hgt.Variab. W* - - - - - - 533 - - 424 - - 9 W* B/S - - - - - - 9 - - 11 - - 1 B/S BL Wind - - - - - - 11 - - 7 - - 3 BL Wind Direction - - - - - - 308 - - 291 - - 238 Direction Wind Shear - - - - - - 3 - - 3 - - 0 Wind Shear Max.Converg - - - - - - -4 - - -4 - - 0 Max.Converg CLOUDpotent - - - - - - 470 - - -1022 - - -4623 CLOUDpotentl sfcLCL - - - - - - 7694 - - 8834 - - 7440 sfcLCL ODpotential - - - - - - -4825 - - -5303 - - -9759 ODpotential blCL - - - - - - 12989 - - 13115 - - 12576 blCL maxRH - - - - - - 67 - - 65 - - 65 maxRH CAPE - - - - - - 20 - - 0 - - 0 CAPE Temp@2m - - - - - - 70.3 - - 72.4 - - 67.2 Temp@2m DewPt@2m - - - - - - 46.2 - - 43.4 - - 44.5 DewPt@2m Temp@Bot - - - - - - 67.7 - - 70.5 - - 69.5 Temp@Bot DewPt@Bot - - - - - - 45.3 - - 42.4 - - 43.9 DewPt@bot Sfc.Heating - - - - - - 375 - - 199 - - -2 Sfc.Heating BL Depth - - - - - - 5606 - - 5254 - - 259 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 6 - - 7 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] 97015 33 236 37 243 34 250 97015 89808 30 238 27 247 26 274 89808 84290 24 239 25 240 17 275 84290 79685 15 257 21 249 17 274 79685 75727 8 236 16 241 18 270 75727 72237 7 245 10 239 14 266 72237 69057 15 272 14 275 13 274 69057 66122 16 280 15 270 16 279 66122 63389 21 270 30 278 23 272 63389 60728 36 265 37 269 33 275 60728 57950 36 255 43 270 42 272 57950 55074 34 263 45 270 49 271 55074 52341 47 272 55 277 53 276 52341 49900 62 270 62 272 56 280 49900 47713 63 272 60 278 61 283 47713 45722 65 281 63 287 67 284 45722 43900 64 285 65 288 67 286 43900 42230 62 288 63 289 67 293 42230 40689 59 286 67 294 76 296 40689 39252 53 283 64 295 81 294 39252 37898 52 281 57 291 78 294 37898 36588 54 281 44 282 71 295 36588 35262 55 280 36 277 62 298 35262 33890 51 285 35 283 55 297 33890 32477 44 294 41 291 51 297 32477 31007 41 290 46 293 50 299 31007 29468 47 289 47 293 49 301 29468 27861 47 298 47 291 47 301 27861 26188 40 307 45 293 41 300 26188 24453 34 312 41 290 35 299 24453 22658 26 313 32 295 30 295 22658 20802 22 319 24 299 28 286 20802 18876 20 329 21 291 24 283 18876 16918 16 338 18 286 18 282 16918 15032 12 326 17 289 16 289 15032 13317 13 313 19 299 16 298 13317 11789 15 317 21 307 17 311 11789 10426 12 318 20 312 15 317 10426 9211 11*310 12 305 10 309 9211 8131 11*308 8*293 7 290 8131 7171 11 307 8*293 6 281 7171 6317 11 308 8 292 5 278 6317 5556 12 308 8 291 5 274 5556 4870 12 308 7 291 5 270 4870 4260 12 308 7 291 5 265 4260 3747 11 308 7 291 4 260 3747 3352 11 308 7 290 4 256 3352 3079 10 308 6 290 4 251 3079 2912 9 308 6 289 3*245 2912 2817 8 307 5 288 3*238 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