DrJack's BLIPSPOT for: MON 09/17 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 = 18Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0656z - - 0959z - - 1557z - - 1856z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 6 hr - - 6 hr FCST PERIOD Temp@2m - - - 73.0 - - 72.3 - - 76.5 - - 74.2 Temp@2m Sfc.Heating - - - -9 - - -3 - - 45 - - -9 Sfc.Heating BL Depth - - - 62 - - 62 - - 62 - - 62 BL Depth Hcrit - - - 754 - - 754 - - 754 - - 755 Hcrit BL Top - - - 771 - - 771 - - 771 - - 771 BL Top Hgt.Variab. - - - 1999 - - 1597 - - 2254 - - 1359 Hgt.Variab. W* - - - 17 - - 13 - - 62 - - 0 W* B/S - - - 0 - - 0 - - 1 - - 0 B/S BL Wind - - - 9 - - 7 - - 9 - - 6 BL Wind Direction - - - 116 - - 155 - - 162 - - 153 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -2 - - -2 - - -4 - - -1 Max.Converg CLOUDpotent - - - -113 - - 0 - - -510 - - 0 CLOUDpotentl sfcLCL - - - 884 - - 771 - - 1281 - - 771 sfcLCL ODpotential - - - -730 - - -637 - - -852 - - -1146 ODpotential blCL - - - 1501 - - 1408 - - 1623 - - 1917 blCL maxRH - - - 100 - - 100 - - 96 - - 100 maxRH CAPE - - - 400 - - 230 - - 1060 - - 1250 CAPE Temp@2m - - - 73.0 - - 72.3 - - 76.5 - - 74.2 Temp@2m DewPt@2m - - - 71.1 - - 70.9 - - 72.8 - - 72.8 DewPt@2m Temp@Bot - - - 72.6 - - 72.0 - - 75.8 - - 74.1 Temp@Bot DewPt@Bot - - - 71.1 - - 70.8 - - 72.3 - - 72.8 DewPt@bot Sfc.Heating - - - -9 - - -3 - - 45 - - -9 Sfc.Heating BL Depth - - - 62 - - 62 - - 62 - - 62 BL Depth EXPERIMENT - - - 101 - - 102 - - 83 - - 101 EXPERIMENT EXPERIMENT2 - - - 17 - - 17 - - 18 - - 18 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] 98197 8 301 5 168 9 252 7 259 98197 90866 7 188 6 179 6 269 8 288 90866 85200 8 102 4 166 3 311 6 333 85200 80503 12 077 4 092 3 060 6 020 80503 76481 11 082 6 046 7 053 7 052 76481 72934 10 065 8 037 7 044 8 049 72934 69727 10 046 9 034 7 048 8 051 69727 66784 9 032 5 038 7 015 8 034 66784 64062 7 013 3 035 6 328 10 344 64062 61444 5 357 4 358 6 313 12 327 61444 58738 9 338 7 353 4 322 9 330 58738 55942 16 323 12 334 8 315 10 327 55942 53274 16 316 16 314 16 294 17 299 53274 50872 11 304 16 300 19 281 24 281 50872 48711 9 302 14 294 19 273 24 271 48711 46740 11 310 12 289 17 268 21 264 46740 44922 13 285 11 267 15 266 21 253 44922 43230 15 250 14 204 21 254 19 247 43230 41644 20 228 17 194 26 235 20 246 41644 40151 23 220 18 190 25 227 21 232 40151 38738 26 215 15 201 28 217 22 225 38738 37365 28 208 24 214 30 208 25 222 37365 35963 27 213 31 208 32 204 28 218 35963 34504 18 219 31 210 33 203 30 215 34504 32991 13 200 27 210 33 204 31 215 32991 31412 10 192 24 202 31 205 32 216 31412 29754 7 209 22 201 28 207 31 218 29754 28017 16 237 22 202 28 209 30 220 28017 26203 27 216 23 205 28 208 30 221 26203 24312 37 201 25 202 30 207 30 222 24312 22347 36 191 26 202 34 210 29 222 22347 20304 34 183 27 202 33 214 27 218 20304 18182 29 193 27 203 31 208 25 209 18182 16026 26 201 25 211 33 203 24 207 16026 13951 25 194 23 208 31 206 26 208 13951 12062 29 186 21 198 29 210 28 209 12062 10382 35 177 22 196 29 212 28 216 10382 8892 38 170 25 197 28 209 27 216 8892 7571 39 165 28 198 28 206 27 212 7571 6398 39 159 29 197 30 205 27 211 6398 5358 38 152 30 195 31 206 26 205 5358 4441 38 148 29 193 29 206 27 199 4441 3631 37 143 29 190 27 202 27 192 3631 2906 35 136 28 185 25 195 27 184 2906 2264 31 130 26 177 24 184 25 177 2264 1730 26 125 23 169 21 174 21 170 1730 1321 22 121 18 162 18 168 17 163 1321 1039 18 119 14 158 16 165 12 158 1039 868 14*117 11*157 13*164 9 156 868 771 9*116 7*155 9*162 6*153 771 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