DrJack's BLIPSPOT for: SAT 02/28 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 52.6 - - 64.1 - - 67.7 - - 54.5 Temp@2m Sfc.Heating - - - 90 - - 185 - - 62 - - -3 Sfc.Heating BL Depth - - - 652 - - 2524 - - 76 - - 76 BL Depth Hcrit - - - 768 - - 2088 - - 769 - - 769 Hcrit BL Top - - - 1361 - - 3233 - - 785 - - 785 BL Top Hgt.Variab. - - - 761 - - 3666 - - 9384 - - 252 Hgt.Variab. W* - - - 161 - - 319 - - 69 - - 7 W* B/S - - - 3 - - 8 - - 2 - - 3 B/S BL Wind - - - 8 - - 7 - - 6 - - 0 BL Wind Direction - - - 210 - - 226 - - 267 - - 131 Direction Wind Shear - - - 4 - - 5 - - 0 - - 0 Wind Shear Max.Converg - - - -2 - - -2 - - 2 - - -1 Max.Converg CLOUDpotent - - - -1944 - - -4117 - - -8268 - - -3964 CLOUDpotentl sfcLCL - - - 3305 - - 7350 - - 9053 - - 4750 sfcLCL ODpotential - - - -5605 - - -6283 - - -8891 - - -7035 ODpotential blCL - - - 6966 - - 9516 - - 9676 - - 7820 blCL maxRH - - - 87 - - 59 - - 81 - - 68 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 52.6 - - 64.1 - - 67.7 - - 54.5 Temp@2m DewPt@2m - - - 41.1 - - 34.6 - - 30.5 - - 36.8 DewPt@2m Temp@Bot - - - 51.7 - - 62.6 - - 66.8 - - 58.7 Temp@Bot DewPt@Bot - - - 40.1 - - 33.7 - - 29.7 - - 36.2 DewPt@bot Sfc.Heating - - - 90 - - 185 - - 62 - - -3 Sfc.Heating BL Depth - - - 652 - - 2524 - - 76 - - 76 BL Depth EXPERIMENT - - - 48 - - 0 - - 24 - - 0 EXPERIMENT EXPERIMENT2 - - - 5 - - 4 - - 4 - - 5 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] 96674 6 085 11 109 8 177 3 136 96674 89496 11 123 13 162 12 164 6 188 89496 83911 15 154 14 192 15 190 12 207 83911 79241 13 171 11 211 19 189 21 215 79241 75197 12 206 14 219 15 203 19 212 75197 71614 10 228 22 212 17 239 13 243 71614 68369 13 259 20 206 21 235 16 243 68369 65388 15 242 20 240 21 228 19 221 65388 62618 23 226 25 234 25 230 19 236 62618 59918 26 226 27 236 26 226 26 235 59918 57091 32 246 31 243 31 250 32 247 57091 54167 35 243 33 242 39 249 36 240 54167 51382 33 248 38 246 41 239 36 239 51382 48879 44 257 44 248 43 238 46 248 48879 46640 52 247 54 250 47 248 46 247 46640 44608 59 235 64 244 52 252 50 248 44608 42755 57 223 67 232 57 243 57 243 42755 41056 54 222 63 222 63 229 60 237 41056 39492 57 227 62 219 63 219 60 231 39492 38045 60 229 61 220 62 215 56 228 38045 36697 60 232 58 226 62 216 53 227 36697 35402 61 229 59 230 58 218 50 229 35402 34089 56 224 62 220 55 221 47 236 34089 32727 53 228 61 213 59 222 48 240 32727 31315 55 232 56 214 62 225 49 242 31315 29839 53 230 57 215 59 221 48 241 29839 28287 51 232 58 213 58 220 47 239 28287 26661 50 238 56 214 55 224 45 240 26661 24957 49 240 54 222 53 227 46 242 24957 23177 48 242 53 229 51 231 47 244 23177 21323 48 245 51 232 50 234 46 244 21323 19389 45 247 48 231 48 238 43 249 19389 17373 40 249 43 235 42 250 39 258 17373 15321 36 249 35 246 36 265 31 263 15321 13349 32 257 30 258 32 273 22 283 13349 11555 28 265 30 265 30 268 21 301 11555 9962 25 271 30 264 23 257 18 278 9962 8547 24 277 27 259 16 250 16 243 8547 7289 21 275 25 257 14 252 12 239 7289 6170 17 264 21 260 13 254 10 258 6170 5177 16 258 17 263 12 257 10 276 5177 4301 16 257 15 262 12 259 11 285 4301 3526 17 256 12*254 11 261 11 291 3526 2832 18 249 9*240 10 262 10 296 2832 2218 17 234 8 226 10 264 9 299 2218 1705 14*220 8 224 9 265 7 304 1705 1312 10*212 7 222 9 265 5 308 1312 1042 9 210 6 221 9 266 3 311 1042 878 8 209 6 221 8 266 1*312 878 785 6 209 5 220 6*267 0*131 785 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