DrJack's BLIPSPOT for: WED 05/27 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 - - - - - - 85.3 - - 89.1 - - - Temp@2m Sfc.Heating - - - - - - 324 - - 246 - - - Sfc.Heating BL Depth - - - - - - 3935 - - 7342 - - - BL Depth Hcrit - - - - - - 3608 - - 6131 - - - Hcrit BL Top - - - - - - 4890 - - 8297 - - - BL Top Hgt.Variab. - - - - - - 2094 - - 2791 - - - Hgt.Variab. W* - - - - - - 446 - - 502 - - - W* B/S - - - - - - 20 - - 17 - - - B/S BL Wind - - - - - - 4 - - 5 - - - BL Wind Direction - - - - - - 288 - - 040 - - - Direction Wind Shear - - - - - - 0 - - 4 - - - Wind Shear Max.Converg - - - - - - 1 - - -8 - - - Max.Converg CLOUDpotent - - - - - - -4793 - - -706 - - - CLOUDpotentl sfcLCL - - - - - - 9683 - - 9004 - - - sfcLCL ODpotential - - - - - - -7256 - - -1588 - - - ODpotential blCL - - - - - - 12146 - - 9885 - - - blCL maxRH - - - - - - 74 - - 80 - - - maxRH CAPE - - - - - - 0 - - 70 - - - CAPE Temp@2m - - - - - - 85.3 - - 89.1 - - - Temp@2m DewPt@2m - - - - - - 46.3 - - 52.9 - - - DewPt@2m Temp@Bot - - - - - - 83.2 - - 87.4 - - - Temp@Bot DewPt@Bot - - - - - - 45.0 - - 52.0 - - - DewPt@bot Sfc.Heating - - - - - - 324 - - 246 - - - Sfc.Heating BL Depth - - - - - - 3935 - - 7342 - - - BL Depth EXPERIMENT - - - - - - 0 - - 19 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 8 - - - 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] 98619 10 082 10 146 98619 91142 15 094 14 086 91142 85406 13 075 7 075 85406 80662 13 077 6 083 80662 76560 12 084 7 086 76560 72932 12 103 9 073 72932 69654 12 093 7 063 69654 66650 8 051 6 101 66650 63871 3 355 5 059 63871 61179 8 240 6 334 61179 58373 10 245 12 273 58373 55466 11 273 18 250 55466 52693 17 279 16 255 52693 50199 22 270 19 280 50199 47981 26 252 27 276 47981 45992 21 269 28 268 45992 44189 22 273 28 286 44189 42536 20 280 33 290 42536 40996 24 288 37 290 40996 39545 19 275 33 284 39545 38176 12 279 25 284 38176 36850 9 326 24 278 36850 35498 8 343 22 262 35498 34088 9 328 20 284 34088 32624 10 333 19 296 32624 31092 13 348 18 296 31092 29481 19 358 15 312 29481 27792 16 356 15 338 27792 26025 6 014 12 315 26025 24182 5 339 11 313 24182 22264 11 351 7 339 22264 20267 10 356 7 035 20267 18185 11 024 8 047 18185 16071 11 015 6 027 16071 14040 10 022 7 013 14040 12195 12 031 9 032 12195 10553 14 030 10 041 10553 9090 16 030 9*041 9090 7786 13 039 7*041 7786 6624 4 112 7 041 6624 5592 2*186 6 040 5592 4680 4*285 6 041 4680 3873 4 288 5 040 3873 3149 4 288 5 040 3149 2508 4 288 4 040 2508 1973 4 288 4 039 1973 1561 4 287 4 040 1561 1278 4 290 4 040 1278 1105 4 289 4 040 1105 1006 4 288 3 040 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