DrJack's BLIPSPOT for: WED 05/20 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 - - - - - - 79.6 - - 80.6 - - 76.2 Temp@2m Sfc.Heating - - - - - - 260 - - 125 - - -5 Sfc.Heating BL Depth - - - - - - 4849 - - 259 - - 259 BL Depth Hcrit - - - - - - 5860 - - 2801 - - 2801 Hcrit BL Top - - - - - - 7407 - - 2817 - - 2817 BL Top Hgt.Variab. - - - - - - 2656 - - 9156 - - 7768 Hgt.Variab. W* - - - - - - 457 - - 137 - - 24 W* B/S - - - - - - 9 - - 3 - - 2 B/S BL Wind - - - - - - 10 - - 7 - - 2 BL Wind Direction - - - - - - 243 - - 256 - - 234 Direction Wind Shear - - - - - - 4 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -8 - - 0 - - 0 Max.Converg CLOUDpotent - - - - - - -624 - - -5859 - - -3890 CLOUDpotentl sfcLCL - - - - - - 8032 - - 8676 - - 6707 sfcLCL ODpotential - - - - - - -3372 - - -6829 - - -5832 ODpotential blCL - - - - - - 10779 - - 9646 - - 8649 blCL maxRH - - - - - - 86 - - 73 - - 94 maxRH CAPE - - - - - - 210 - - 190 - - 420 CAPE Temp@2m - - - - - - 79.6 - - 80.6 - - 76.2 Temp@2m DewPt@2m - - - - - - 54.1 - - 52.3 - - 56.5 DewPt@2m Temp@Bot - - - - - - 77.5 - - 79.2 - - 77.3 Temp@Bot DewPt@Bot - - - - - - 52.8 - - 51.1 - - 55.4 DewPt@bot Sfc.Heating - - - - - - 260 - - 125 - - -5 Sfc.Heating BL Depth - - - - - - 4849 - - 259 - - 259 BL Depth EXPERIMENT - - - - - - 42 - - 0 - - 78 EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 9 - - 10 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] 98159 9 149 5 124 3 359 98159 90717 15 119 7 176 3 058 90717 85010 11 085 6 118 3 090 85010 80300 3 287 6 006 9 033 80300 76260 4 214 6 327 13 022 76260 72688 9 123 1 196 11 346 72688 69454 10 100 5 119 5 318 69454 66490 10 084 8 101 2 194 66490 63753 9 105 8 121 8 180 63753 61117 7 164 6 167 10 202 61117 58373 12 231 10 236 13 247 58373 55528 22 242 19 242 20 249 55528 52806 22 240 18 231 18 250 52806 50352 20 230 24 247 21 249 50352 48162 20 212 26 250 24 250 48162 46195 15 226 22 236 29 265 46195 44412 12 263 18 254 29 267 44412 42768 15 292 19 280 21 288 42768 41229 20 293 13 308 21 305 41229 39772 21 316 19 325 27 313 39772 38393 30 328 26 314 27 314 38393 37059 27 319 23 309 20 316 37059 35705 17 318 20 308 18 306 35705 34307 9 339 16 300 20 295 34307 32868 8 021 8 278 16 287 32868 31369 4 354 7 262 11 284 31369 29798 5 228 12 255 15 265 29798 28162 11 208 15 242 19 251 28162 26463 13 212 16 247 19 241 26463 24704 15 225 18 258 17 246 24704 22890 17 235 16 259 16 252 22890 21012 17 238 15 249 17 255 21012 19064 13 237 12 233 14 252 19064 17085 14 233 12 219 15 226 17085 15185 17 218 17 215 16 201 15185 13461 19 213 18 212 15 200 13461 11927 19 215 17 203 14 185 11927 10560 19 216 15 204 13 178 10560 9333 17 219 12 218 11 178 9333 8234 12*228 11 236 7 190 8234 7253 10*239 11 244 5 225 7253 6383 10 241 12 250 5 253 6383 5608 10 243 12 253 6 258 5608 4909 10 244 12 254 6 260 4909 4287 10 244 12 255 6 258 4287 3765 10 244 12 255 6 255 3765 3362 9 245 11 255 5 249 3362 3084 9 245 11 255 5 241 3084 2915 8 245 10 256 3 237 2915 2817 6 245 7*256 2*234 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