DrJack's BLIPSPOT for: FRI 08/28 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 - - - - - - 68.9 - - 63.9 - - - Temp@2m Sfc.Heating - - - - - - 148 - - 50 - - - Sfc.Heating BL Depth - - - - - - 2685 - - 2337 - - - BL Depth Hcrit - - - - - - 2626 - - 1217 - - - Hcrit BL Top - - - - - - 3885 - - 3537 - - - BL Top Hgt.Variab. - - - - - - 2081 - - 1411 - - - Hgt.Variab. W* - - - - - - 310 - - 210 - - - W* B/S - - - - - - 5 - - 2 - - - B/S BL Wind - - - - - - 12 - - 18 - - - BL Wind Direction - - - - - - 300 - - 307 - - - Direction Wind Shear - - - - - - 5 - - 10 - - - Wind Shear Max.Converg - - - - - - 11 - - 6 - - - Max.Converg CLOUDpotent - - - - - - 961 - - 545 - - - CLOUDpotentl sfcLCL - - - - - - 2924 - - 2992 - - - sfcLCL ODpotential - - - - - - 416 - - -273 - - - ODpotential blCL - - - - - - 3469 - - 3810 - - - blCL maxRH - - - - - - 95 - - 99 - - - maxRH CAPE - - - - - - 340 - - 0 - - - CAPE Temp@2m - - - - - - 68.9 - - 63.9 - - - Temp@2m DewPt@2m - - - - - - 60.1 - - 55.0 - - - DewPt@2m Temp@Bot - - - - - - 68.3 - - 63.9 - - - Temp@Bot DewPt@Bot - - - - - - 59.2 - - 54.4 - - - DewPt@bot Sfc.Heating - - - - - - 148 - - 50 - - - Sfc.Heating BL Depth - - - - - - 2685 - - 2337 - - - BL Depth EXPERIMENT - - - - - - 78 - - 96 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 9 - - - 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] 99325 9 119 12 075 99325 91849 12 119 11 094 91849 86076 11 119 6 074 86076 81284 10 095 7 085 81284 77147 9 090 8 105 77147 73480 11 091 10 118 73480 70158 7 108 8 141 70158 67098 9 137 8 191 67098 64249 2 202 10 205 64249 61474 13 218 15 213 61474 58576 19 213 24 219 58576 55589 27 218 32 220 55589 52749 38 222 35 219 52749 50188 44 221 40 229 50188 47896 56 226 56 231 47896 45834 67 219 67 225 45834 43957 73 218 78 222 43957 42235 84 219 97 221 42235 40644 95 220 110 219 40644 39161 101 219 114 217 39161 37768 98 218 116 215 37768 36422 92 217 111 215 36422 35059 85 216 97 217 35059 33652 82 215 88 220 33652 32203 79 214 79 218 32203 30693 73 216 73 220 30693 29108 66 217 63 225 29108 27451 61 217 51 230 27451 25723 58 219 42 235 25723 23922 51 227 38 239 23922 22047 39 230 35 241 22047 20092 32 230 33 242 20092 18052 29 229 33 241 18052 15968 27 228 32 238 15968 13956 28 227 31 235 13956 12124 29 227 31 236 12124 10497 29 229 29 232 10497 9053 23 229 23 218 9053 7774 21 229 19 209 7774 6641 16 232 15 220 6641 5639 13 238 12 247 5639 4758 12 248 14 281 4758 3981 11*269 18*303 3981 3286 12*291 20*306 3286 2672 12 298 20 307 2672 2159 12 301 20 307 2159 1765 12 303 19 307 1765 1493 12 304 17 307 1493 1328 10 304 15 308 1328 1234 8 304 9 308 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