DrJack's BLIPSPOT for: SUN 12/21 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 - - - - - - 23.5 - - 21.3 - - - Temp@2m Sfc.Heating - - - - - - 75 - - 0 - - - Sfc.Heating BL Depth - - - - - - 4074 - - 1979 - - - BL Depth Hcrit - - - - - - 3115 - - 1214 - - - Hcrit BL Top - - - - - - 5274 - - 3179 - - - BL Top Hgt.Variab. - - - - - - 976 - - 2830 - - - Hgt.Variab. W* - - - - - - 281 - - 70 - - - W* B/S - - - - - - 2 - - 1 - - - B/S BL Wind - - - - - - 29 - - 25 - - - BL Wind Direction - - - - - - 275 - - 280 - - - Direction Wind Shear - - - - - - 22 - - 23 - - - Wind Shear Max.Converg - - - - - - 9 - - 9 - - - Max.Converg CLOUDpotent - - - - - - 2080 - - 832 - - - CLOUDpotentl sfcLCL - - - - - - 3194 - - 2347 - - - sfcLCL ODpotential - - - - - - 960 - - 106 - - - ODpotential blCL - - - - - - 4314 - - 3073 - - - blCL maxRH - - - - - - 99 - - 101 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 23.5 - - 21.3 - - - Temp@2m DewPt@2m - - - - - - 14.0 - - 15.6 - - - DewPt@2m Temp@Bot - - - - - - 23.5 - - 21.9 - - - Temp@Bot DewPt@Bot - - - - - - 12.8 - - 15.1 - - - DewPt@bot Sfc.Heating - - - - - - 75 - - 0 - - - Sfc.Heating BL Depth - - - - - - 4074 - - 1979 - - - BL Depth EXPERIMENT - - - - - - 96 - - 104 - - - EXPERIMENT EXPERIMENT2 - - - - - - 1 - - 2 - - - 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] 95799 44 239 42 246 95799 88815 39 239 34 236 88815 83439 31 214 33 242 83439 78913 23 218 40 229 78913 74931 35 232 41 234 74931 71375 38 230 48 242 71375 68155 39 222 42 227 68155 65169 32 218 26 223 65169 62362 22 249 28 259 62362 59638 44 257 45 256 59638 56813 58 239 54 241 56813 53872 57 220 50 234 53872 51024 52 230 50 241 51024 48426 65 243 58 246 48426 46088 69 243 67 249 46088 43979 69 246 77 250 43979 42069 82 250 83 249 42069 40319 97 247 87 245 40319 38696 104 240 89 242 38696 37183 103 236 91 239 37183 35764 99 235 91 238 35764 34400 100 236 91 237 34400 33025 102 237 92 238 33025 31611 103 236 93 238 31611 30164 104 236 95 239 30164 28671 104 237 94 239 28671 27120 105 238 87 238 27120 25513 102 238 79 240 25513 23846 94 238 73 242 23846 22125 83 239 66 245 22125 20354 72 242 57 246 20354 18527 62 247 48 249 18527 16630 56 253 45 255 16630 14695 55 257 44 261 14695 12832 55 261 42 266 12832 11143 53 265 41 272 11143 9649 47 270 39 279 9649 8331 41 276 40 285 8331 7167 39 280 41 289 7167 6141 36*277 39 286 6141 5237 34*275 36 282 5237 4439 33 275 35 281 4439 3734 32 275 34*281 3734 3102 31 275 32*280 3102 2542 30 276 30 280 2542 2074 28 276 27 280 2074 1715 25 276 23 279 1715 1467 22 276 19 279 1467 1317 18 276 15 278 1317 1231 11 276 9 277 1231 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