DrJack's BLIPSPOT for: THU 05/07 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club 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 - - - - - - 57.8 - - 60.2 - - 60.0 Temp@2m Sfc.Heating - - - - - - 91 - - 103 - - -6 Sfc.Heating BL Depth - - - - - - 76 - - 76 - - 76 BL Depth Hcrit - - - - - - 768 - - 769 - - 768 Hcrit BL Top - - - - - - 785 - - 785 - - 785 BL Top Hgt.Variab. - - - - - - 5390 - - 6326 - - 7921 Hgt.Variab. W* - - - - - - 80 - - 83 - - 17 W* B/S - - - - - - 4 - - 7 - - 2 B/S BL Wind - - - - - - 4 - - 2 - - 1 BL Wind Direction - - - - - - 332 - - 214 - - 252 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 0 - - 0 Max.Converg CLOUDpotent - - - - - - -4251 - - -4031 - - -3608 CLOUDpotentl sfcLCL - - - - - - 5036 - - 4816 - - 4393 sfcLCL ODpotential - - - - - - -4770 - - -4365 - - -4719 ODpotential blCL - - - - - - 5555 - - 5150 - - 5504 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 140 CAPE Temp@2m - - - - - - 57.8 - - 60.2 - - 60.0 Temp@2m DewPt@2m - - - - - - 38.4 - - 41.7 - - 43.5 DewPt@2m Temp@Bot - - - - - - 56.7 - - 59.0 - - 60.7 Temp@Bot DewPt@Bot - - - - - - 37.3 - - 40.6 - - 42.5 DewPt@bot Sfc.Heating - - - - - - 91 - - 103 - - -6 Sfc.Heating BL Depth - - - - - - 76 - - 76 - - 76 BL Depth EXPERIMENT - - - - - - 101 - - 99 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 6 - - 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] 97668 6 293 14 303 21 346 97668 90372 9 332 6 291 11 306 90372 84736 10 287 8 276 8 278 84736 80010 10 235 14 274 9 286 80010 75895 13 242 17 270 18 267 75895 72272 16 239 19 270 18 255 72272 69019 20 232 19 248 20 248 69019 66027 20 256 23 250 27 249 66027 63240 41 261 39 261 38 272 63240 60533 57 251 57 253 52 255 60533 57707 62 240 62 238 55 235 57707 54747 63 253 61 250 53 250 54747 51905 77 256 72 258 65 263 51905 49362 93 249 89 258 82 260 49362 47096 99 245 101 253 93 255 47096 45047 103 244 104 250 95 254 45047 43175 110 245 103 249 95 252 43175 41453 118 245 102 249 92 251 41453 39852 125 246 104 250 93 254 39852 38355 136 246 110 250 102 257 38355 36953 143 245 115 249 113 257 36953 35604 144 244 117 246 118 256 35604 34240 142 243 116 246 117 255 34240 32832 140 242 115 248 114 255 32832 31384 136 240 114 249 111 254 31384 29876 130 239 112 248 107 253 29876 28294 124 237 106 247 104 253 28294 26635 119 237 96 249 99 252 26635 24900 115 238 90 250 93 251 24900 23093 108 239 81 249 83 252 23093 21221 95 241 74 249 75 253 21221 19279 73 243 69 246 70 251 19279 17261 62 243 66 243 61 249 17261 15213 59 240 63 240 55 249 15213 13250 56 240 59 240 46 252 13250 11475 53 241 53 243 26 254 11475 9902 49 247 42 252 13 256 9902 8502 41 256 27 273 13 267 8502 7256 29 268 21 289 13 281 7256 6146 17 288 18 295 14 290 6146 5160 10 306 14 299 14 296 5160 4289 9 311 9 301 14 298 4289 3518 7 320 6 295 13 299 3518 2827 6 325 3 264 12 299 2827 2216 6 327 2 238 10 298 2216 1705 5 329 2 228 9 296 1705 1313 5 331 2 221 7 291 1313 1043 5 331 2 219 5 284 1043 879 4*331 2 217 3*270 879 785 4*332 2*214 1*252 785 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