DrJack's BLIPSPOT for: WED 09/09 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 - - - - - - 76.8 - - 78.3 - - - Temp@2m Sfc.Heating - - - - - - 55 - - 25 - - - Sfc.Heating BL Depth - - - - - - 1738 - - 2124 - - - BL Depth Hcrit - - - - - - 989 - - 989 - - - Hcrit BL Top - - - - - - 2693 - - 3079 - - - BL Top Hgt.Variab. - - - - - - 1323 - - 1777 - - - Hgt.Variab. W* - - - - - - 214 - - 191 - - - W* B/S - - - - - - 4 - - 4 - - - B/S BL Wind - - - - - - 11 - - 9 - - - BL Wind Direction - - - - - - 345 - - 350 - - - Direction Wind Shear - - - - - - 3 - - 4 - - - Wind Shear Max.Converg - - - - - - 2 - - -1 - - - Max.Converg CLOUDpotent - - - - - - -261 - - -1018 - - - CLOUDpotentl sfcLCL - - - - - - 2954 - - 4098 - - - sfcLCL ODpotential - - - - - - -6172 - - -5931 - - - ODpotential blCL - - - - - - 8865 - - 9010 - - - blCL maxRH - - - - - - 81 - - 66 - - - maxRH CAPE - - - - - - 250 - - 100 - - - CAPE Temp@2m - - - - - - 76.8 - - 78.3 - - - Temp@2m DewPt@2m - - - - - - 67.0 - - 63.7 - - - DewPt@2m Temp@Bot - - - - - - 76.5 - - 78.1 - - - Temp@Bot DewPt@Bot - - - - - - 65.7 - - 62.3 - - - DewPt@bot Sfc.Heating - - - - - - 55 - - 25 - - - Sfc.Heating BL Depth - - - - - - 1738 - - 2124 - - - BL Depth EXPERIMENT - - - - - - 22 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 12 - - - 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] 99055 3 178 6 003 99055 91588 5 257 9 216 91588 85842 11 217 12 254 85842 81059 9 226 7 258 81059 76924 6 279 6 250 76924 73275 7 298 9 235 73275 69974 8 260 8 238 69974 66954 12 237 9 248 66954 64172 10 210 11 264 64172 61484 11 266 18 269 61484 58715 23 278 23 269 58715 55884 29 253 30 258 55884 53194 39 261 42 261 53194 50775 53 264 55 261 50775 48611 66 261 69 257 48611 46648 70 253 76 255 46648 44838 75 248 78 253 44838 43148 76 246 79 251 43148 41561 76 250 80 250 41561 40066 76 252 81 251 40066 38653 75 249 82 252 38653 37283 73 243 82 249 37283 35889 70 240 82 246 35889 34441 68 239 82 247 34441 32942 67 238 78 254 32942 31378 66 239 77 263 31378 29733 67 243 76 259 29733 28008 67 251 74 257 28008 26208 65 256 70 263 26208 24333 58 262 62 262 24333 22387 53 264 59 264 22387 20364 50 264 56 271 20364 18265 47 269 53 275 18265 16134 42 276 46 279 16134 14083 34 286 36 280 14083 12213 31 290 30 274 12213 10546 27 293 26 277 10546 9064 19 280 22 284 9064 7748 14 264 18 271 7748 6580 7 270 14 283 6580 5550 5 313 10 305 5550 4643 8 356 11 336 4643 3843 12 358 12 351 3843 3127 11*351 11*351 3127 2492 11*347 10*351 2492 1962 11 346 10 350 1962 1555 11 345 9 350 1555 1274 10 344 8 349 1274 1104 10 344 8 349 1104 1006 8 344 7 349 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