DrJack's BLIPSPOT for: SUN 04/12 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 = 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 - - - - - - 76.2 - - 74.1 - - - Temp@2m Sfc.Heating - - - - - - 293 - - 47 - - - Sfc.Heating BL Depth - - - - - - 8694 - - 259 - - - BL Depth Hcrit - - - - - - 8930 - - 2801 - - - Hcrit BL Top - - - - - - 11252 - - 2817 - - - BL Top Hgt.Variab. - - - - - - 1768 - - 10087 - - - Hgt.Variab. W* - - - - - - 570 - - 100 - - - W* B/S - - - - - - 8 - - 2 - - - B/S BL Wind - - - - - - 13 - - 8 - - - BL Wind Direction - - - - - - 213 - - 182 - - - Direction Wind Shear - - - - - - 8 - - 0 - - - Wind Shear Max.Converg - - - - - - 27 - - 3 - - - Max.Converg CLOUDpotent - - - - - - 630 - - -7128 - - - CLOUDpotentl sfcLCL - - - - - - 10623 - - 9946 - - - sfcLCL ODpotential - - - - - - -125 - - -7679 - - - ODpotential blCL - - - - - - 11377 - - 10496 - - - blCL maxRH - - - - - - 87 - - 100 - - - maxRH CAPE - - - - - - 30 - - 30 - - - CAPE Temp@2m - - - - - - 76.2 - - 74.1 - - - Temp@2m DewPt@2m - - - - - - 39.4 - - 40.4 - - - DewPt@2m Temp@Bot - - - - - - 74.1 - - 73.3 - - - Temp@Bot DewPt@Bot - - - - - - 38.5 - - 39.8 - - - DewPt@bot Sfc.Heating - - - - - - 293 - - 47 - - - Sfc.Heating BL Depth - - - - - - 8694 - - 259 - - - BL Depth EXPERIMENT - - - - - - 48 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 6 - - - 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] 96999 39 257 57 257 96999 89715 37 266 40 259 89715 84099 35 272 30 270 84099 79461 25 265 30 277 79461 75505 20 264 28 273 75505 72030 27 276 25 284 72030 68874 28 287 29 287 68874 65958 34 286 32 279 65958 63248 39 279 32 280 63248 60622 38 279 39 286 60622 57882 39 286 39 285 57882 55036 48 288 47 284 55036 52317 54 291 53 288 52317 49864 62 292 69 292 49864 47676 68 287 74 284 47676 45725 65 283 61 297 45725 43962 55 298 53 305 43962 42326 57 319 62 300 42326 40801 72 317 67 299 40801 39377 75 311 68 298 39377 38030 66 316 61 296 38030 36725 58 319 50 300 36725 35400 45 322 42 297 35400 34027 42 313 35 302 34027 32608 41 299 30 301 32608 31129 35 296 32 290 31129 29581 30 295 36 283 29581 27966 30 286 34 280 27966 26284 30 288 31 277 26284 24538 27 296 29 275 24538 22732 26 293 28 274 22732 20859 23 278 29 270 20859 18915 22 263 29 261 18915 16939 22 248 26 256 16939 15043 21 239 23 253 15043 13330 18 232 18 235 13330 11813 16*218 17 230 11813 10460 15*215 16 226 10460 9248 15 215 16 219 9248 8163 14 214 16 211 8163 7195 14 213 16 204 7195 6334 13 212 16 197 6334 5569 13 212 16 194 5569 4879 12 211 16 190 4879 4266 12 211 16 188 4266 3751 11 210 15 187 3751 3354 10 210 15 185 3354 3080 10 210 14 185 3080 2913 9 210 12 183 2913 2817 7 209 8*182 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