DrJack's BLIPSPOT for: FRI 10/02 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 - - - - - - 0955z - - 1000z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 63.3 - - 61.0 - - - Temp@2m Sfc.Heating - - - - - - 20 - - -8 - - - Sfc.Heating BL Depth - - - - - - 1473 - - 917 - - - BL Depth Hcrit - - - - - - 1217 - - 1217 - - - Hcrit BL Top - - - - - - 2673 - - 2117 - - - BL Top Hgt.Variab. - - - - - - 1584 - - 2300 - - - Hgt.Variab. W* - - - - - - 137 - - 57 - - - W* B/S - - - - - - 2 - - 1 - - - B/S BL Wind - - - - - - 10 - - 14 - - - BL Wind Direction - - - - - - 301 - - 296 - - - Direction Wind Shear - - - - - - 8 - - 11 - - - Wind Shear Max.Converg - - - - - - 6 - - 4 - - - Max.Converg CLOUDpotent - - - - - - 942 - - 519 - - - CLOUDpotentl sfcLCL - - - - - - 1731 - - 1598 - - - sfcLCL ODpotential - - - - - - 266 - - -194 - - - ODpotential blCL - - - - - - 2407 - - 2311 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 10 - - 50 - - - CAPE Temp@2m - - - - - - 63.3 - - 61.0 - - - Temp@2m DewPt@2m - - - - - - 59.6 - - 58.0 - - - DewPt@2m Temp@Bot - - - - - - 63.3 - - 61.5 - - - Temp@Bot DewPt@Bot - - - - - - 59.2 - - 57.7 - - - DewPt@bot Sfc.Heating - - - - - - 20 - - -8 - - - Sfc.Heating BL Depth - - - - - - 1473 - - 917 - - - BL Depth EXPERIMENT - - - - - - 101 - - 100 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 10 - - - 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] 97837 27 223 33 242 97837 90570 17 227 19 218 90570 84952 16 226 13 239 84952 80278 15 222 11 258 80278 76229 10 230 13 254 76229 72654 12 251 14 218 72654 69430 9 224 11 235 69430 66480 14 244 20 239 66480 63743 21 205 23 230 63743 61067 28 232 35 240 61067 58275 41 244 41 235 58275 55389 48 231 46 237 55389 52655 54 235 59 245 52655 50212 71 237 72 242 50212 48028 83 241 85 241 48028 46047 96 237 98 234 46047 44223 97 237 97 229 44223 42523 98 243 97 238 42523 40942 104 247 113 245 40942 39463 105 244 121 244 39463 38065 106 241 118 242 38065 36707 107 239 114 241 36707 35327 105 239 109 241 35327 33895 99 241 104 240 33895 32413 98 244 101 237 32413 30865 96 243 93 232 30865 29239 76 237 86 227 29239 27538 72 236 82 230 27538 25764 72 239 80 246 25764 23921 69 241 71 247 23921 22014 64 241 60 243 22014 20036 64 243 54 245 20036 17978 60 249 51 249 17978 15885 50 253 49 254 15885 13876 44 253 46 258 13876 12058 37 253 41 257 12058 10446 31 256 39 252 10446 9015 26 262 36 253 9015 7745 24 265 33 257 7745 6620 24 266 27 261 6620 5625 22 269 24 270 5625 4748 20 282 24 281 4748 3974 18 294 25 290 3974 3281 15*301 24 293 3281 2669 14*302 24 294 2669 2157 11 302 21*296 2157 1763 10 301 18*295 1763 1493 9 301 15 296 1493 1328 7 301 12 296 1328 1234 5 299 7 296 1234 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