DrJack's BLIPSPOT for: SAT 04/18 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 - - - - - - 56.2 - - 54.6 - - - Temp@2m Sfc.Heating - - - - - - 166 - - 78 - - - Sfc.Heating BL Depth - - - - - - 2266 - - 2040 - - - BL Depth Hcrit - - - - - - 2379 - - 1723 - - - Hcrit BL Top - - - - - - 3466 - - 3240 - - - BL Top Hgt.Variab. - - - - - - 664 - - 552 - - - Hgt.Variab. W* - - - - - - 304 - - 232 - - - W* B/S - - - - - - 2 - - 2 - - - B/S BL Wind - - - - - - 25 - - 26 - - - BL Wind Direction - - - - - - 147 - - 147 - - - Direction Wind Shear - - - - - - 16 - - 18 - - - Wind Shear Max.Converg - - - - - - -11 - - -10 - - - Max.Converg CLOUDpotent - - - - - - 1136 - - 478 - - - CLOUDpotentl sfcLCL - - - - - - 2330 - - 2762 - - - sfcLCL ODpotential - - - - - - 631 - - -7729 - - - ODpotential blCL - - - - - - 2835 - - 10969 - - - blCL maxRH - - - - - - 98 - - 86 - - - maxRH CAPE - - - - - - 20 - - 0 - - - CAPE Temp@2m - - - - - - 56.2 - - 54.6 - - - Temp@2m DewPt@2m - - - - - - 50.2 - - 46.8 - - - DewPt@2m Temp@Bot - - - - - - 55.7 - - 54.4 - - - Temp@Bot DewPt@Bot - - - - - - 49.2 - - 45.9 - - - DewPt@bot Sfc.Heating - - - - - - 166 - - 78 - - - Sfc.Heating BL Depth - - - - - - 2266 - - 2040 - - - BL Depth EXPERIMENT - - - - - - 93 - - 46 - - - EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 6 - - - 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] 96914 12 205 22 234 96914 89638 14 235 18 251 89638 84063 15 232 11 259 84063 79449 16 234 21 254 79449 75485 17 264 19 254 75485 71954 21 253 25 251 71954 68708 24 251 24 243 68708 65711 23 259 27 248 65711 62941 26 259 25 246 62941 60265 26 265 21 253 60265 57478 29 275 19 263 57478 54592 35 269 30 266 54592 51851 31 258 32 263 51851 49397 28 266 38 269 49397 47206 43 265 43 260 47206 45254 51 248 43 229 45254 43500 45 229 43 223 43500 41878 32 205 51 229 41878 40357 29 213 54 234 40357 38926 14 219 48 233 38926 37571 13 272 39 231 37571 36258 24 269 38 228 36258 34919 34 253 35 224 34919 33525 33 244 27 212 33525 32080 25 240 23 213 32080 30566 21 226 21 206 30566 28974 15 192 27 200 28974 27305 11 199 29 211 27305 25559 19 244 28 227 25559 23742 25 246 28 241 23742 21858 28 237 30 239 21858 19902 26 227 30 230 19902 17871 25 217 27 226 17871 15805 25 211 24 223 15805 13814 24 207 23 220 13814 12002 24 203 23 218 12002 10391 25 197 26 209 10391 8960 27 190 30 196 8960 7690 27 182 33 187 7690 6563 25 179 32 184 6563 5566 26 173 33 177 5566 4691 28 161 36 162 4691 3923 28*152 36 153 3923 3241 28*150 32*148 3241 2640 28 148 30*147 2640 2139 27 146 29 147 2139 1753 25 146 27 147 1753 1487 23 145 24 146 1487 1325 19 145 20 146 1325 1233 12 144 12 146 1233 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