DrJack's BLIPSPOT for: WED 04/22 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 44.7 - - 44.7 - - - Temp@2m Sfc.Heating - - - - - - 39 - - -6 - - - Sfc.Heating BL Depth - - - - - - 1739 - - 821 - - - BL Depth Hcrit - - - - - - 1215 - - 1216 - - - Hcrit BL Top - - - - - - 2939 - - 2021 - - - BL Top Hgt.Variab. - - - - - - 1691 - - 2280 - - - Hgt.Variab. W* - - - - - - 172 - - 51 - - - W* B/S - - - - - - 3 - - 1 - - - B/S BL Wind - - - - - - 11 - - 9 - - - BL Wind Direction - - - - - - 167 - - 185 - - - Direction Wind Shear - - - - - - 7 - - 7 - - - Wind Shear Max.Converg - - - - - - -4 - - -3 - - - Max.Converg CLOUDpotent - - - - - - 662 - - -15 - - - CLOUDpotentl sfcLCL - - - - - - 2277 - - 2036 - - - sfcLCL ODpotential - - - - - - 154 - - -753 - - - ODpotential blCL - - - - - - 2785 - - 2774 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 30 - - 20 - - - CAPE Temp@2m - - - - - - 44.7 - - 44.7 - - - Temp@2m DewPt@2m - - - - - - 39.2 - - 40.2 - - - DewPt@2m Temp@Bot - - - - - - 44.6 - - 45.4 - - - Temp@Bot DewPt@Bot - - - - - - 38.5 - - 39.6 - - - DewPt@bot Sfc.Heating - - - - - - 39 - - -6 - - - Sfc.Heating BL Depth - - - - - - 1739 - - 821 - - - BL Depth EXPERIMENT - - - - - - 102 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - - 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] 97407 12 206 14 267 97407 89952 20 204 16 245 89952 84290 15 217 18 228 84290 79614 16 219 18 216 79614 75557 19 196 15 205 75557 71945 15 168 15 195 71945 68652 13 166 15 171 68652 65608 5 129 7 153 65608 62778 9 276 0 144 62778 60036 8 265 6 339 60036 57173 4 294 15 310 57173 54193 17 279 20 283 54193 51349 17 276 17 287 51349 48790 24 306 23 302 48790 46492 36 296 31 300 46492 44411 37 287 38 296 44411 42517 37 294 48 296 42517 40780 47 298 51 291 40780 39178 47 296 53 294 39178 37693 51 302 64 299 37693 36310 67 301 71 297 36310 34988 78 296 69 294 34988 33661 79 295 73 298 33661 32298 81 299 82 298 32298 30901 82 298 85 293 30901 29450 81 297 78 285 29450 27930 76 297 76 283 27930 26341 67 293 75 284 26341 24680 63 287 68 285 24680 22952 60 284 57 284 22952 21156 54 284 53 281 21156 19286 45 288 51 281 19286 17336 38 288 43 282 17336 15346 31 288 38 283 15346 13423 25 280 33 282 13423 11672 21 269 27 279 11672 10120 16 271 23 275 10120 8744 17 275 21 274 8744 7520 19 264 20 275 7520 6430 18 243 20 270 6430 5465 19 219 18 254 5465 4617 19 205 18 228 4617 3870 17 200 18 210 3870 3204 15*187 17 203 3204 2614 13*173 16 198 2614 2121 12 169 14*192 2121 1742 11 166 12*188 1742 1481 10 164 10 184 1481 1323 9 162 8 182 1323 1232 6 160 5 180 1232 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