DrJack's BLIPSPOT for: TUE 01/27 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 - - - 10.0 - - 25.6 - - 28.4 - - 18.6 Temp@2m Sfc.Heating - - - 24 - - 68 - - -8 - - -16 Sfc.Heating BL Depth - - - 72 - - 74 - - 74 - - 73 BL Depth Hcrit - - - 765 - - 766 - - 766 - - 766 Hcrit BL Top - - - 781 - - 783 - - 783 - - 782 BL Top Hgt.Variab. - - - 773 - - 3185 - - 4504 - - 4671 Hgt.Variab. W* - - - 50 - - 71 - - 27 - - 5 W* B/S - - - 2 - - 2 - - 1 - - 0 B/S BL Wind - - - 5 - - 7 - - 8 - - 4 BL Wind Direction - - - 196 - - 219 - - 255 - - 275 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -2 - - -1 - - 0 - - 0 Max.Converg CLOUDpotent - - - -2659 - - -3496 - - -2403 - - -1303 CLOUDpotentl sfcLCL - - - 3440 - - 4279 - - 3186 - - 2085 sfcLCL ODpotential - - - -15653 - - -10142 - - -2964 - - -2548 ODpotential blCL - - - 16434 - - 10925 - - 3747 - - 3330 blCL maxRH - - - 51 - - 61 - - 89 - - 100 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 10.0 - - 25.6 - - 28.4 - - 18.6 Temp@2m DewPt@2m - - - -2.0 - - 9.7 - - 17.3 - - 12.6 DewPt@2m Temp@Bot - - - 9.8 - - 24.8 - - 28.8 - - 21.4 Temp@Bot DewPt@Bot - - - -2.9 - - 8.7 - - 16.2 - - 12.4 DewPt@bot Sfc.Heating - - - 24 - - 68 - - -8 - - -16 Sfc.Heating BL Depth - - - 72 - - 74 - - 74 - - 73 BL Depth EXPERIMENT - - - 0 - - 0 - - 56 - - 99 EXPERIMENT EXPERIMENT2 - - - 1 - - 1 - - 2 - - 2 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] 96518 112 218 97 219 93 217 85 229 96518 89135 106 221 109 227 108 225 100 226 89135 83433 105 232 104 230 111 228 110 224 83433 78703 93 236 96 238 98 234 105 224 78703 74638 80 237 88 239 88 236 91 227 74638 71060 75 238 81 234 79 236 79 240 71060 67841 70 244 76 232 72 239 70 242 67841 64877 69 254 67 241 64 238 63 241 64877 62109 72 254 66 253 60 241 66 244 62109 59406 75 248 72 255 65 253 70 245 59406 56575 76 243 77 251 77 257 76 250 56575 53636 77 240 83 246 87 253 85 252 53636 50820 79 242 86 243 90 250 90 251 50820 48264 83 245 89 244 92 252 90 253 48264 45954 88 249 94 244 96 255 94 256 45954 43858 93 251 95 245 102 253 101 257 43858 41948 97 254 94 248 103 250 108 256 41948 40196 102 256 98 253 100 251 112 255 40196 38580 104 258 104 254 98 254 112 255 38580 37086 107 259 106 255 98 256 111 255 37086 35702 111 260 107 257 103 256 109 255 35702 34385 112 259 108 258 108 256 107 255 34385 33059 109 259 108 259 110 257 107 257 33059 31693 106 260 103 259 108 256 112 261 31693 30288 104 261 99 263 107 256 117 262 30288 28825 101 262 100 267 108 258 117 261 28825 27286 100 263 101 267 110 259 114 263 27286 25672 100 263 101 264 110 258 112 265 25672 23979 100 263 100 262 108 259 110 266 23979 22210 97 262 100 264 107 261 110 266 22210 20369 89 261 100 265 105 261 110 268 20369 18454 80 260 97 264 103 262 106 268 18454 16472 70 260 89 263 100 263 95 268 16472 14470 59 258 76 260 95 266 79 271 14470 12559 49 256 62 257 87 267 69 277 12559 10831 44 254 55 255 76 268 64 279 10831 9304 41 253 51 256 65 269 60 278 9304 7960 38 250 51 258 56 270 55 277 7960 6777 36 248 51 259 49 267 50 276 6777 5738 34 249 49 258 42 261 45 274 5738 4824 34 253 42 256 34 253 39 273 4824 4018 35 258 32 253 28 248 35 273 4018 3306 35 261 25 247 25 247 32 273 3306 2667 31 259 20 241 23 248 28 273 2667 2103 22 250 15 232 21 250 24 273 2103 1631 15 234 13 225 19 252 20 273 1631 1269 12 218 11 223 17 254 16 274 1269 1020 9 205 10 221 15 255 12 275 1020 869 7 199 9*221 12*255 8 276 869 782 5*196 7*219 8*255 4*275 782 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