DrJack's BLIPSPOT for: TUE 02/03 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 - - - 28.2 - - 34.5 - - 35.0 - - 26.9 Temp@2m Sfc.Heating - - - 10 - - 19 - - 0 - - -2 Sfc.Heating BL Depth - - - 74 - - 74 - - 74 - - 74 BL Depth Hcrit - - - 766 - - 767 - - 767 - - 767 Hcrit BL Top - - - 783 - - 783 - - 783 - - 783 BL Top Hgt.Variab. - - - 861 - - 3625 - - 3533 - - 835 Hgt.Variab. W* - - - 38 - - 47 - - 14 - - 0 W* B/S - - - 8 - - 3 - - 2 - - 0 B/S BL Wind - - - 1 - - 3 - - 1 - - 2 BL Wind Direction - - - 228 - - 234 - - 194 - - 128 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -1 - - 0 - - -1 - - -1 Max.Converg CLOUDpotent - - - -1009 - - -2027 - - -1484 - - -549 CLOUDpotentl sfcLCL - - - 1792 - - 2810 - - 2267 - - 1332 sfcLCL ODpotential - - - -2041 - - -2302 - - -2164 - - -2704 ODpotential blCL - - - 2824 - - 3085 - - 2947 - - 3487 blCL maxRH - - - 95 - - 84 - - 94 - - 99 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 28.2 - - 34.5 - - 35.0 - - 26.9 Temp@2m DewPt@2m - - - 23.6 - - 25.2 - - 28.1 - - 24.3 DewPt@2m Temp@Bot - - - 27.8 - - 34.0 - - 35.2 - - 30.9 Temp@Bot DewPt@Bot - - - 23.2 - - 24.1 - - 27.0 - - 27.7 DewPt@bot Sfc.Heating - - - 10 - - 19 - - 0 - - -2 Sfc.Heating BL Depth - - - 74 - - 74 - - 74 - - 74 BL Depth EXPERIMENT - - - 78 - - 37 - - 76 - - 97 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 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] 96245 55 215 50 223 50 245 46 244 96245 89056 51 222 41 223 41 236 40 239 89056 83502 44 242 40 233 40 249 34 245 83502 78859 36 242 44 247 44 258 40 265 78859 74877 16 243 25 229 34 245 41 253 74877 71361 19 283 15 222 24 233 36 243 71361 68160 37 285 35 286 25 258 34 260 68160 65212 45 277 46 282 36 266 38 261 65212 62475 44 270 44 272 38 258 37 256 62475 59810 42 267 41 270 36 257 39 261 59810 57004 43 262 44 265 46 263 46 263 57004 54069 46 257 50 256 59 263 60 260 54069 51258 49 262 55 259 68 260 72 258 51258 48728 60 270 65 262 73 261 81 258 48728 46457 69 271 69 260 74 260 85 259 46457 44384 73 274 70 258 71 256 86 258 44384 42479 78 276 70 260 74 259 86 257 42479 40722 88 274 80 269 89 261 88 257 40722 39096 97 268 91 266 93 260 90 258 39096 37585 101 265 92 262 95 261 94 257 37585 36182 103 267 95 263 99 259 93 254 36182 34849 101 270 100 264 100 257 91 253 34849 33514 107 272 103 265 102 257 94 255 33514 32148 120 270 107 263 101 256 100 255 32148 30750 117 269 107 262 99 256 101 255 30750 29294 114 270 104 261 99 255 101 254 29294 27761 108 271 100 262 97 254 96 254 27761 26151 100 272 92 264 92 255 87 255 26151 24467 92 272 87 266 84 259 79 255 24467 22708 84 270 85 268 76 265 73 260 22708 20876 74 270 82 268 73 267 70 263 20876 18969 69 271 76 268 72 264 66 263 18969 16980 63 272 66 269 66 263 63 264 16980 14948 52 272 57 270 59 266 58 267 14948 12989 44 273 50 270 53 265 52 268 12989 11208 44 275 46 268 50 266 43 268 11208 9629 43 280 43 268 47 269 39 268 9629 8231 40 284 40 268 42 270 39 269 8231 6994 36 283 36 267 36 267 36 268 6994 5904 32 279 29 263 32 261 29 265 5904 4947 25 273 21 256 25 256 21 262 4947 4110 15 267 14 239 17 252 13 258 4110 3374 11 262 12 226 13 247 9 261 3374 2716 9 258 10 224 10 241 6 271 2716 2135 7 256 7 225 7 234 4 282 2135 1651 6 256 5 228 5 226 2 287 1651 1280 5 254 4 228 4 218 0 271 1280 1026 4 248 4 232 3 214 1 122 1026 871 2*237 3 232 2 206 2 124 871 783 1*228 3*234 1*194 2*128 783 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