DrJack's BLIPSPOT for: MON 03/23 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 - - - 55.0 - - 47.5 - - 44.4 - - 41.0 Temp@2m Sfc.Heating - - - 38 - - 250 - - 191 - - -11 Sfc.Heating BL Depth - - - 76 - - 2967 - - 3499 - - 75 BL Depth Hcrit - - - 768 - - 2529 - - 2797 - - 767 Hcrit BL Top - - - 785 - - 3676 - - 4208 - - 784 BL Top Hgt.Variab. - - - 3050 - - 1254 - - 1783 - - 5941 Hgt.Variab. W* - - - 61 - - 371 - - 356 - - 27 W* B/S - - - 1 - - 2 - - 2 - - 0 B/S BL Wind - - - 14 - - 27 - - 29 - - 10 BL Wind Direction - - - 311 - - 309 - - 317 - - 320 Direction Wind Shear - - - 0 - - 13 - - 15 - - 0 Wind Shear Max.Converg - - - 4 - - 10 - - 10 - - 3 Max.Converg CLOUDpotent - - - -1008 - - 514 - - -145 - - -2929 CLOUDpotentl sfcLCL - - - 1793 - - 3162 - - 4353 - - 3713 sfcLCL ODpotential - - - -1114 - - -3 - - -500 - - -3247 ODpotential blCL - - - 1899 - - 3679 - - 4708 - - 4031 blCL maxRH - - - 100 - - 99 - - 93 - - 99 maxRH CAPE - - - 20 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 55.0 - - 47.5 - - 44.4 - - 41.0 Temp@2m DewPt@2m - - - 49.7 - - 36.4 - - 28.2 - - 27.8 DewPt@2m Temp@Bot - - - 54.3 - - 46.1 - - 43.2 - - 41.0 Temp@Bot DewPt@Bot - - - 49.1 - - 35.5 - - 27.6 - - 27.0 DewPt@bot Sfc.Heating - - - 38 - - 250 - - 191 - - -11 Sfc.Heating BL Depth - - - 76 - - 2967 - - 3499 - - 75 BL Depth EXPERIMENT - - - 99 - - 95 - - 74 - - 94 EXPERIMENT EXPERIMENT2 - - - 8 - - 4 - - 3 - - 3 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] 96420 13 265 16 239 22 247 20 261 96420 89261 9 236 11 229 13 230 14 238 89261 83759 10 225 12 215 12 248 11 234 83759 79177 14 212 13 218 13 218 11 241 79177 75199 14 226 11 219 15 237 18 245 75199 71658 17 236 12 227 20 215 19 248 71658 68452 20 244 26 245 27 251 27 242 68452 65502 26 216 33 220 32 236 29 249 65502 62760 28 241 28 243 32 250 38 260 62760 60123 47 255 43 254 47 256 43 256 60123 57376 46 243 47 246 51 240 48 249 57376 54499 38 244 49 237 52 234 51 241 54499 51725 43 249 52 233 51 238 59 254 51725 49212 52 257 57 245 67 253 71 257 49212 46946 67 257 69 254 78 250 79 255 46946 44880 73 252 78 250 73 249 72 254 44880 42986 69 253 76 244 74 265 67 266 42986 41255 70 261 76 262 90 271 86 274 41255 39672 84 267 100 268 104 266 100 268 39672 38205 100 264 107 262 104 259 97 261 38205 36833 103 257 101 255 98 261 91 267 36833 35523 100 251 91 256 99 266 98 270 35523 34204 100 249 86 258 102 268 101 268 34204 32834 97 250 84 262 102 268 101 269 32834 31410 88 255 85 263 98 268 97 270 31410 29918 82 262 86 262 95 269 92 266 29918 28346 81 265 85 260 94 270 85 263 28346 26693 80 264 84 259 92 270 81 264 26693 24958 80 264 83 259 89 269 79 267 24958 23144 80 264 83 259 84 267 78 270 23144 21253 77 265 83 260 81 266 76 271 21253 19278 72 266 80 263 79 266 73 271 19278 17217 64 266 73 267 77 269 70 273 17217 15114 56 264 63 269 72 274 66 278 15114 13090 52 263 52 269 64 281 62 284 13090 11257 48 265 44 267 54 285 57 288 11257 9647 41 267 39 265 45 285 52 291 9647 8243 34 266 39 269 42 287 44 297 8243 7018 29 265 41 278 41 293 34 309 7018 5942 24 265 39 289 32 304 32 314 5942 4989 19 278 29 302 30*312 30 316 4989 4150 21 301 28*307 31*314 27 317 4150 3408 25 310 29*308 30 315 26 319 3408 2743 27 311 29 309 30 317 25 320 2743 2156 27 311 29 309 30 317 24 320 2156 1665 27 312 29 309 29 318 22 321 1665 1290 26 312 27 309 28 318 20 321 1290 1031 24 312 26 309 26 318 18 320 1031 873 20*312 22 309 22 318 15*320 873 784 14*311 16 309 16 318 10*320 784 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