DrJack's BLIPSPOT for: WED 05/13 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 - - - - - - 49.1 - - 52.7 - - - Temp@2m Sfc.Heating - - - - - - 136 - - 31 - - - Sfc.Heating BL Depth - - - - - - 1487 - - 1065 - - - BL Depth Hcrit - - - - - - 1711 - - 1216 - - - Hcrit BL Top - - - - - - 2687 - - 2265 - - - BL Top Hgt.Variab. - - - - - - 658 - - 1405 - - - Hgt.Variab. W* - - - - - - 245 - - 140 - - - W* B/S - - - - - - 2 - - 1 - - - B/S BL Wind - - - - - - 20 - - 22 - - - BL Wind Direction - - - - - - 144 - - 150 - - - Direction Wind Shear - - - - - - 14 - - 17 - - - Wind Shear Max.Converg - - - - - - -8 - - -8 - - - Max.Converg CLOUDpotent - - - - - - 701 - - 456 - - - CLOUDpotentl sfcLCL - - - - - - 1986 - - 1809 - - - sfcLCL ODpotential - - - - - - 70 - - -218 - - - ODpotential blCL - - - - - - 2617 - - 2483 - - - blCL maxRH - - - - - - 100 - - 98 - - - maxRH CAPE - - - - - - 10 - - 0 - - - CAPE Temp@2m - - - - - - 49.1 - - 52.7 - - - Temp@2m DewPt@2m - - - - - - 44.7 - - 48.9 - - - DewPt@2m Temp@Bot - - - - - - 48.8 - - 52.8 - - - Temp@Bot DewPt@Bot - - - - - - 43.7 - - 48.4 - - - DewPt@bot Sfc.Heating - - - - - - 136 - - 31 - - - Sfc.Heating BL Depth - - - - - - 1487 - - 1065 - - - BL Depth EXPERIMENT - - - - - - 100 - - 91 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 7 - - - 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] 98084 7 122 5 126 98084 90651 7 158 5 232 90651 84919 2 165 5 321 84919 80156 0 188 2 237 80156 76042 1 016 9 144 76042 72384 7 158 4 121 72384 69062 9 153 2 241 69062 66014 1 119 3 228 66014 63178 6 283 5 271 63178 60416 8 263 11 262 60416 57525 10 238 12 249 57525 54516 16 234 18 245 54516 51648 20 244 23 235 51648 49077 25 258 21 233 49077 46779 34 256 31 251 46779 44704 39 238 37 244 44704 42815 39 228 41 242 42815 41082 39 235 47 232 41082 39485 46 229 48 224 39485 38008 53 230 50 219 38008 36639 64 236 58 221 36639 35339 80 234 69 219 35339 34032 78 226 78 216 34032 32682 76 223 74 214 32682 31285 77 224 73 214 31285 29825 75 225 73 218 29825 28292 69 227 66 226 28292 26690 60 230 53 226 26690 25012 49 227 39 217 25012 23259 37 221 34 213 23259 21436 29 220 29 216 21436 19538 27 219 24 218 19538 17560 30 224 21 232 17560 15543 33 235 20 234 15543 13598 36 240 22 237 13598 11828 43 234 31 237 11828 10256 50 226 41 229 10256 8859 48 219 43 223 8859 7618 42 211 42 217 7618 6516 37 201 42 209 6516 5539 30 193 40 199 5539 4678 26 183 38 188 4678 3917 26 172 36 178 3917 3237 27*158 34 166 3237 2636 24*147 31*158 2636 2136 22 144 28*153 2136 1751 21 143 25 150 1751 1486 19 142 21 149 1486 1325 16 142 18 148 1325 1233 10 141 11 146 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