DrJack's BLIPSPOT for: FRI 05/17 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 - - 0954z - - 1000z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 69.3 - - 73.5 - - 73.5 - - 67.3 Temp@2m Sfc.Heating - - - 215 - - 153 - - 70 - - -10 Sfc.Heating BL Depth - - - 2267 - - 3383 - - 77 - - 77 BL Depth Hcrit - - - 1965 - - 2638 - - 770 - - 769 Hcrit BL Top - - - 2976 - - 4092 - - 786 - - 786 BL Top Hgt.Variab. - - - 1078 - - 2196 - - 5794 - - 3235 Hgt.Variab. W* - - - 324 - - 335 - - 75 - - 17 W* B/S - - - 15 - - 10 - - 3 - - 1 B/S BL Wind - - - 4 - - 6 - - 4 - - 3 BL Wind Direction - - - 147 - - 203 - - 174 - - 132 Direction Wind Shear - - - 1 - - 4 - - 0 - - 0 Wind Shear Max.Converg - - - -2 - - 7 - - -2 - - -1 Max.Converg CLOUDpotent - - - -408 - - -130 - - -2985 - - -965 CLOUDpotentl sfcLCL - - - 3384 - - 4222 - - 3771 - - 1751 sfcLCL ODpotential - - - -2588 - - -701 - - -3248 - - -1915 ODpotential blCL - - - 5564 - - 4793 - - 4034 - - 2701 blCL maxRH - - - 86 - - 97 - - 92 - - 89 maxRH CAPE - - - 20 - - 140 - - 290 - - 250 CAPE Temp@2m - - - 69.3 - - 73.5 - - 73.5 - - 67.3 Temp@2m DewPt@2m - - - 57.0 - - 57.6 - - 59.5 - - 62.0 DewPt@2m Temp@Bot - - - 67.4 - - 71.9 - - 72.5 - - 67.9 Temp@Bot DewPt@Bot - - - 56.1 - - 56.6 - - 58.5 - - 61.7 DewPt@bot Sfc.Heating - - - 215 - - 153 - - 70 - - -10 Sfc.Heating BL Depth - - - 2267 - - 3383 - - 77 - - 77 BL Depth EXPERIMENT - - - 43 - - 90 - - 68 - - 58 EXPERIMENT EXPERIMENT2 - - - 10 - - 10 - - 11 - - 12 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] 98469 13 079 6 076 15 057 10 071 98469 91069 13 104 16 098 18 069 23 075 91069 85385 16 112 25 098 15 079 28 065 85385 80679 21 096 23 103 15 098 20 069 80679 76630 18 097 20 099 13 108 10 083 76630 73057 14 112 10 108 10 113 1 083 73057 69808 10 128 5 140 8 135 6 243 69808 66806 2 128 6 217 3 179 1 230 66806 64019 7 303 13 209 10 227 12 265 64019 61324 13 257 13 213 14 228 16 226 61324 58515 17 272 15 241 16 246 13 237 58515 55574 28 277 19 257 20 256 22 258 55574 52745 44 261 32 264 34 276 34 275 52745 50194 41 255 49 266 48 268 50 267 50194 47904 48 256 59 255 55 253 51 255 47904 45834 42 243 46 237 49 249 46 258 45834 43957 29 272 44 265 55 262 53 259 43957 42242 83 272 76 263 71 256 56 257 42242 40659 94 258 81 247 72 245 57 254 40659 39187 92 262 69 244 65 241 58 256 39187 37806 82 263 62 251 57 242 65 260 37806 36471 72 254 57 245 50 244 66 260 36471 35118 68 247 54 233 44 245 58 258 35118 33714 58 244 54 228 40 247 48 259 33714 32259 49 243 45 235 41 246 39 259 32259 30735 44 241 38 243 42 246 35 258 30735 29128 41 235 32 246 40 248 39 263 29128 27439 38 235 23 252 32 247 44 264 27439 25670 38 239 20 254 18 234 40 265 25670 23819 34 243 19 253 11 236 32 263 23819 21894 27 246 20 242 10 259 27 261 21894 19894 19 244 21 230 13 271 24 253 19894 17814 17 234 22 227 19 264 21 250 17814 15697 18 243 20 239 21 255 22 255 15697 13662 17 251 16 253 19 248 23 261 13662 11816 9 260 12 233 18 248 26 262 11816 10179 9 275 9 218 16 244 26 260 10179 8724 8 270 8 244 14 242 22 269 8724 7430 7 257 12 262 11 242 15 276 7430 6281 6 254 14 257 8 235 7 255 6281 5264 8 249 12 245 6 218 6 187 5264 4368 9 241 9*227 6 184 9 161 4368 3579 6*221 7*213 6 178 11 148 3579 2872 4*154 7 207 6 177 12 139 2872 2247 4 150 6 203 6 176 12 133 2247 1725 4 147 6 199 6 175 11 131 1725 1325 4 144 5 196 5 174 10 131 1325 1049 3 143 5 195 5 174 8 131 1049 882 3 142 5 194 5*173 6*132 882 786 3 143 4 193 4*174 3*132 786 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