DrJack's BLIPSPOT for: TUE 04/21 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society 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 - - - - - - 60.0 - - 62.3 - - - Temp@2m Sfc.Heating - - - - - - 462 - - 215 - - - Sfc.Heating BL Depth - - - - - - 5523 - - 4698 - - - BL Depth Hcrit - - - - - - 4085 - - 3108 - - - Hcrit BL Top - - - - - - 5603 - - 4778 - - - BL Top Hgt.Variab. - - - - - - 650 - - 986 - - - Hgt.Variab. W* - - - - - - 549 - - 405 - - - W* B/S - - - - - - 25 - - 14 - - - B/S BL Wind - - - - - - 4 - - 5 - - - BL Wind Direction - - - - - - 300 - - 229 - - - Direction Wind Shear - - - - - - 3 - - 4 - - - Wind Shear Max.Converg - - - - - - 3 - - 3 - - - Max.Converg CLOUDpotent - - - - - - -3204 - - -5383 - - - CLOUDpotentl sfcLCL - - - - - - 8807 - - 10162 - - - sfcLCL ODpotential - - - - - - -11209 - - -12823 - - - ODpotential blCL - - - - - - 16812 - - 17601 - - - blCL maxRH - - - - - - 50 - - 60 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 60.0 - - 62.3 - - - Temp@2m DewPt@2m - - - - - - 21.7 - - 18.1 - - - DewPt@2m Temp@Bot - - - - - - 57.6 - - 61.0 - - - Temp@Bot DewPt@Bot - - - - - - 20.5 - - 17.1 - - - DewPt@bot Sfc.Heating - - - - - - 462 - - 215 - - - Sfc.Heating BL Depth - - - - - - 5523 - - 4698 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - - 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] 97542 27 245 31 259 97542 90152 27 249 27 252 90152 84489 17 262 20 245 84489 79787 7 247 8 235 79787 75725 3 283 6 236 75725 72112 8 241 11 252 72112 68829 8 227 7 224 68829 65809 13 251 11 267 65809 63021 14 249 20 265 63021 60338 21 286 21 281 60338 57537 34 285 32 283 57537 54625 42 281 41 279 54625 51843 43 283 45 280 51843 49331 46 289 47 279 49331 47073 49 292 48 285 47073 45028 50 295 53 291 45028 43164 52 298 52 293 43164 41457 55 299 52 302 41457 39892 57 299 57 304 39892 38443 58 298 59 305 38443 37087 59 298 58 308 37087 35778 59 300 56 310 35778 34446 57 305 54 312 34446 33058 58 310 53 313 33058 31615 60 311 52 313 31615 30100 60 311 49 314 30100 28501 60 311 45 315 28501 26819 59 311 44 317 26819 25054 55 309 44 319 25054 23208 49 312 42 320 23208 21282 47 317 41 319 21282 19271 47 321 40 317 19271 17171 47 325 42 319 17171 15029 42 327 43 324 15029 12963 40 332 40 329 12963 11082 40 330 37 327 11082 9415 35 323 32 330 9415 7938 28 319 28 328 7938 6632 19*314 24 318 6632 5487 5*291 8*259 5487 4485 5 290 7*238 4485 3604 4 292 6 233 3604 2828 4 297 6 230 2828 2135 4 303 5 228 2135 1523 4 308 5 225 1523 1013 3 314 4 223 1013 623 3 320 4 221 623 354 3 323 4 220 354 192 3 324 4 218 192 98 3 323 3 219 98 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