DrJack's BLIPSPOT for: SUN 04/19 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 - - - - - - 34.6 - - 36.1 - - - Temp@2m Sfc.Heating - - - - - - 83 - - 106 - - - Sfc.Heating BL Depth - - - - - - 1139 - - 1173 - - - BL Depth Hcrit - - - - - - 1215 - - 1215 - - - Hcrit BL Top - - - - - - 2339 - - 2373 - - - BL Top Hgt.Variab. - - - - - - 2647 - - 2990 - - - Hgt.Variab. W* - - - - - - 188 - - 206 - - - W* B/S - - - - - - 3 - - 3 - - - B/S BL Wind - - - - - - 14 - - 12 - - - BL Wind Direction - - - - - - 299 - - 301 - - - Direction Wind Shear - - - - - - 11 - - 9 - - - Wind Shear Max.Converg - - - - - - 4 - - 5 - - - Max.Converg CLOUDpotent - - - - - - 966 - - 965 - - - CLOUDpotentl sfcLCL - - - - - - 1373 - - 1408 - - - sfcLCL ODpotential - - - - - - 477 - - 504 - - - ODpotential blCL - - - - - - 1862 - - 1869 - - - blCL maxRH - - - - - - 100 - - 98 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 34.6 - - 36.1 - - - Temp@2m DewPt@2m - - - - - - 32.9 - - 34.3 - - - DewPt@2m Temp@Bot - - - - - - 34.3 - - 35.7 - - - Temp@Bot DewPt@Bot - - - - - - 32.2 - - 33.5 - - - DewPt@bot Sfc.Heating - - - - - - 83 - - 106 - - - Sfc.Heating BL Depth - - - - - - 1139 - - 1173 - - - BL Depth EXPERIMENT - - - - - - 100 - - 91 - - - EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - - 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] 97041 18 217 33 246 97041 89740 19 206 19 236 89740 84162 17 198 14 243 84162 79527 13 217 12 231 79527 75493 10 220 13 237 75493 71924 16 242 19 238 71924 68697 27 236 23 249 68697 65707 28 231 34 239 65707 62920 26 237 35 231 62920 60202 30 235 35 234 60202 57350 40 228 38 230 57350 54387 45 210 41 215 54387 51557 36 208 41 206 51557 49009 46 226 46 220 49009 46731 55 222 55 223 46731 44665 62 218 61 211 44665 42767 76 210 63 203 42767 41014 77 192 69 201 41014 39394 72 195 76 198 39394 37895 92 213 84 195 37895 36498 106 212 92 195 36498 35164 101 206 109 198 35164 33827 99 202 123 199 33827 32451 97 200 126 199 32451 31028 95 197 126 199 31028 29544 93 195 123 199 29544 27990 93 193 115 195 27990 26367 92 192 108 190 26367 24668 91 198 102 190 24668 22892 84 200 96 188 22892 21044 79 198 92 186 21044 19119 81 200 92 187 19119 17116 84 199 96 191 17116 15083 89 193 99 197 15083 13141 82 181 83 202 13141 11393 59 171 61 207 11393 9862 29 182 37 225 9862 8521 22 249 28 266 8521 7339 33 272 30 285 7339 6291 35 283 29 290 6291 5360 29 293 27 294 5360 4538 26 298 24 299 4538 3811 24 299 22 301 3811 3159 23 299 20 302 3159 2582 20*299 18*302 2582 2101 18*299 15*301 2101 1730 15 299 13 301 1730 1475 13 298 11 300 1475 1320 10 299 9 300 1320 1232 7 299 7 300 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