DrJack's BLIPSPOT for: WED 10/28 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0653z - - 0954z - - 1002z - - 1553z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 56.1 - - 62.5 - - 62.1 - - 54.7 Temp@2m Sfc.Heating - - - 69 - - 141 - - 8 - - -14 Sfc.Heating BL Depth - - - 76 - - 1696 - - 76 - - 76 BL Depth Hcrit - - - 768 - - 1361 - - 769 - - 769 Hcrit BL Top - - - 785 - - 2405 - - 785 - - 785 BL Top Hgt.Variab. - - - 1601 - - 1233 - - 2458 - - 464 Hgt.Variab. W* - - - 71 - - 254 - - 38 - - 11 W* B/S - - - 3 - - 5 - - 1 - - 1 B/S BL Wind - - - 5 - - 10 - - 6 - - 4 BL Wind Direction - - - 142 - - 150 - - 144 - - 134 Direction Wind Shear - - - 0 - - 4 - - 0 - - 0 Wind Shear Max.Converg - - - -2 - - -5 - - -2 - - -2 Max.Converg CLOUDpotent - - - -750 - - -480 - - -2222 - - -301 CLOUDpotentl sfcLCL - - - 1535 - - 2885 - - 3007 - - 1086 sfcLCL ODpotential - - - -665 - - -4170 - - -7988 - - -5859 ODpotential blCL - - - 1450 - - 6575 - - 8773 - - 6644 blCL maxRH - - - 99 - - 87 - - 78 - - 83 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 56.1 - - 62.5 - - 62.1 - - 54.7 Temp@2m DewPt@2m - - - 52.5 - - 52.9 - - 51.9 - - 53.0 DewPt@2m Temp@Bot - - - 55.2 - - 61.2 - - 61.7 - - 56.3 Temp@Bot DewPt@Bot - - - 52.1 - - 52.3 - - 51.5 - - 53.0 DewPt@bot Sfc.Heating - - - 69 - - 141 - - 8 - - -14 Sfc.Heating BL Depth - - - 76 - - 1696 - - 76 - - 76 BL Depth EXPERIMENT - - - 98 - - 49 - - 12 - - 31 EXPERIMENT EXPERIMENT2 - - - 8 - - 8 - - 8 - - 9 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] 96813 39 238 51 248 59 257 56 266 96813 89625 27 246 33 244 36 258 44 257 89625 84087 23 252 21 248 23 254 31 250 84087 79484 17 237 14 244 18 245 26 248 79484 75526 14 255 9 250 14 247 20 236 75526 72038 17 263 12 265 13 260 12 230 72038 68884 15 256 12 238 15 250 12 262 68884 65987 19 251 16 252 19 244 18 265 65987 63300 22 254 20 258 18 239 21 271 63300 60693 30 265 27 252 24 246 31 260 60693 57968 36 245 32 250 28 247 34 247 57968 55125 40 242 43 245 39 253 36 247 55125 52396 47 239 48 244 46 245 47 251 52396 49935 48 236 52 242 49 241 52 248 49935 47735 57 241 60 240 53 242 57 247 47735 45756 67 233 69 232 59 244 60 247 45756 43960 63 227 68 228 60 244 59 246 43960 42307 59 237 67 233 59 244 56 245 42307 40766 57 244 70 236 61 241 54 248 40766 39321 52 253 67 238 64 236 56 243 39321 37955 53 255 60 237 63 231 57 239 37955 36629 54 242 56 230 59 230 55 240 36629 35276 50 238 53 230 57 233 55 241 35276 33868 50 240 51 230 59 235 57 243 33868 32407 51 242 50 232 60 238 59 243 32407 30878 47 245 49 239 55 240 58 242 30878 29270 44 245 48 239 53 246 52 241 29270 27581 43 245 44 236 48 252 44 243 27581 25809 42 246 42 246 40 253 40 252 25809 23957 41 247 45 247 40 251 38 257 23957 22035 39 243 43 235 38 255 30 261 22035 20034 38 228 28 227 35 258 24 262 20034 17940 33 228 25 242 33 257 26 260 17940 15796 25 236 26 242 25 243 25 252 15796 13725 21 246 23 235 20 246 21 242 13725 11841 18 244 18 233 20 240 17 240 11841 10172 12 239 13 228 14 239 14 246 10172 8697 7 224 9 214 12 228 11 259 8697 7393 5 218 9 208 10 214 8 270 7393 6238 5 177 10 195 9 207 6 268 6238 5219 5 158 10 187 10 198 5 253 5219 4324 6 159 10 189 9 185 6 226 4324 3538 9 158 10 178 10 162 8 196 3538 2837 12 154 10*163 12 149 12 164 2837 2220 11 153 10*154 12 146 17 152 2220 1707 9 148 10 151 12 146 18 150 1707 1313 8 146 10 149 11 145 16 151 1313 1042 7 144 9 147 10 145 13 151 1042 878 6*143 9 147 9*144 9 146 878 785 5*142 7 146 6*144 4*134 785 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