DrJack's BLIPSPOT for: FRI 09/11 Ames_IA 955ft pt37194@41.911,-93.594,951ft SPONSORED BY: Silent Knights Glider Club BLIPSPOT sfc.temp. adjusted by +0.0 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 - - - - - - 75.4 - - 76.9 - - - Temp@2m Sfc.Heating - - - - - - 113 - - 15 - - - Sfc.Heating BL Depth - - - - - - 2248 - - 2207 - - - BL Depth Hcrit - - - - - - 1976 - - 989 - - - Hcrit BL Top - - - - - - 3203 - - 3162 - - - BL Top Hgt.Variab. - - - - - - 1119 - - 828 - - - Hgt.Variab. W* - - - - - - 275 - - 181 - - - W* B/S - - - - - - 3 - - 2 - - - B/S BL Wind - - - - - - 16 - - 18 - - - BL Wind Direction - - - - - - 177 - - 170 - - - Direction Wind Shear - - - - - - 7 - - 9 - - - Wind Shear Max.Converg - - - - - - 2 - - -5 - - - Max.Converg CLOUDpotent - - - - - - 247 - - -820 - - - CLOUDpotentl sfcLCL - - - - - - 2956 - - 3982 - - - sfcLCL ODpotential - - - - - - -3733 - - -5744 - - - ODpotential blCL - - - - - - 6936 - - 8906 - - - blCL maxRH - - - - - - 79 - - 64 - - - maxRH CAPE - - - - - - 160 - - 10 - - - CAPE Temp@2m - - - - - - 75.4 - - 76.9 - - - Temp@2m DewPt@2m - - - - - - 65.5 - - 62.6 - - - DewPt@2m Temp@Bot - - - - - - 74.6 - - 76.9 - - - Temp@Bot DewPt@Bot - - - - - - 64.2 - - 61.3 - - - DewPt@bot Sfc.Heating - - - - - - 113 - - 15 - - - Sfc.Heating BL Depth - - - - - - 2248 - - 2207 - - - BL Depth EXPERIMENT - - - - - - 16 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 11 - - - 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] 98775 10 234 6 247 98775 91363 6 222 7 269 91363 85601 6 241 11 226 85601 80798 9 247 14 232 80798 76661 15 233 16 254 76661 73027 13 225 12 252 73027 69750 11 206 15 227 69750 66734 7 265 11 226 66734 63940 11 259 13 236 63940 61240 19 281 18 271 61240 58444 23 265 23 271 58444 55566 24 261 27 270 55566 52839 24 280 29 275 52839 50404 31 288 33 280 50404 48234 34 289 35 279 48234 46266 34 286 36 275 46266 44460 32 282 36 269 44460 42782 30 277 35 267 42782 41213 29 271 34 270 41213 39740 29 274 35 277 39740 38351 32 274 37 283 38351 37006 34 273 37 283 37006 35636 28 266 35 277 35636 34208 26 259 33 268 34208 32725 26 259 33 263 32725 31173 27 260 30 260 31173 29542 26 259 29 247 29542 27840 28 254 29 251 27840 26064 26 246 27 257 26064 24216 27 246 29 253 24216 22293 28 244 31 248 22293 20290 29 243 32 245 20290 18202 25 234 33 242 18202 16072 23 230 30 243 16072 14021 17 240 23 252 14021 12159 11 244 21 249 12159 10505 11 256 18 244 10505 9038 9 246 14 239 9038 7732 10 229 13 224 7732 6571 11 191 14 202 6571 5541 15 170 19 176 5541 4633 18 182 23 174 4633 3833 20*183 22*174 3833 3119 19*180 20*172 3119 2488 18 178 19 171 2488 1959 17 177 18 170 1959 1553 16 176 17 170 1553 1273 15 176 16 170 1273 1103 14 176 14 169 1103 1006 11 176 11 169 1006 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