DrJack's BLIPSPOT for: FRI 03/06 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 - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 61.1 - - 64.2 - - - Temp@2m Sfc.Heating - - - - - - -11 - - -17 - - - Sfc.Heating BL Depth - - - - - - 50 - - 50 - - - BL Depth Hcrit - - - - - - 988 - - 989 - - - Hcrit BL Top - - - - - - 1005 - - 1005 - - - BL Top Hgt.Variab. - - - - - - 1973 - - 2543 - - - Hgt.Variab. W* - - - - - - 20 - - 22 - - - W* B/S - - - - - - 0 - - 0 - - - B/S BL Wind - - - - - - 11 - - 10 - - - BL Wind Direction - - - - - - 181 - - 185 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 0 - - -1 - - - Max.Converg CLOUDpotent - - - - - - 0 - - -42 - - - CLOUDpotentl sfcLCL - - - - - - 1005 - - 1047 - - - sfcLCL ODpotential - - - - - - -701 - - -1017 - - - ODpotential blCL - - - - - - 1706 - - 2022 - - - blCL maxRH - - - - - - 99 - - 100 - - - maxRH CAPE - - - - - - 750 - - 1080 - - - CAPE Temp@2m - - - - - - 61.1 - - 64.2 - - - Temp@2m DewPt@2m - - - - - - 59.6 - - 62.4 - - - DewPt@2m Temp@Bot - - - - - - 61.5 - - 65.0 - - - Temp@Bot DewPt@Bot - - - - - - 59.3 - - 62.1 - - - DewPt@bot Sfc.Heating - - - - - - -11 - - -17 - - - Sfc.Heating BL Depth - - - - - - 50 - - 50 - - - BL Depth EXPERIMENT - - - - - - 94 - - 100 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 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] 95716 35 248 41 272 95716 88649 29 266 34 265 88649 83258 24 266 30 264 83258 78808 20 274 32 262 78808 74979 20 269 27 246 74979 71590 18 263 23 247 71590 68488 31 253 34 261 68488 65619 38 240 49 243 65619 62973 41 232 45 242 62973 60391 41 230 49 250 60391 57650 54 250 54 243 57650 54768 61 241 58 239 54768 51992 66 240 63 240 51992 49478 66 243 65 240 49478 47220 68 249 68 244 47220 45168 73 251 78 246 45168 43285 75 245 83 240 43285 41560 73 238 81 236 41560 39984 76 236 84 236 39984 38535 83 236 87 233 38535 37185 85 233 85 229 37185 35883 83 230 85 226 35883 34558 79 229 83 226 34558 33180 75 226 81 226 33180 31753 73 222 79 225 31753 30263 69 222 77 223 30263 28697 63 222 76 222 28697 27056 57 219 76 222 27056 25340 53 219 75 224 25340 23549 53 221 72 226 23549 21689 52 225 67 230 21689 19756 53 230 62 235 19756 17748 51 231 55 240 17748 15701 47 233 50 246 15701 13723 46 236 44 246 13723 11919 45 230 42 242 11919 10308 45 221 42 237 10308 8871 45 215 40 235 8871 7592 46 215 32 224 7592 6456 46 218 31 219 6456 5451 44 226 32 219 5451 4564 42 231 33 216 4564 3780 36 225 33 212 3780 3078 30 207 32 207 3078 2457 28 201 30 203 2457 1939 25 193 26 197 1939 1541 21 186 23 193 1541 1267 18 184 18 188 1267 1100 15*182 16 187 1100 1005 11*181 10*185 1005 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