DrJack's BLIPSPOT for: FRI 08/28 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 - - - - - - 79.2 - - 81.6 - - - Temp@2m Sfc.Heating - - - - - - 134 - - 67 - - - Sfc.Heating BL Depth - - - - - - 3498 - - 3725 - - - BL Depth Hcrit - - - - - - 2935 - - 2706 - - - Hcrit BL Top - - - - - - 4453 - - 4680 - - - BL Top Hgt.Variab. - - - - - - 1176 - - 1549 - - - Hgt.Variab. W* - - - - - - 332 - - 281 - - - W* B/S - - - - - - 10 - - 7 - - - B/S BL Wind - - - - - - 6 - - 8 - - - BL Wind Direction - - - - - - 203 - - 195 - - - Direction Wind Shear - - - - - - 1 - - 2 - - - Wind Shear Max.Converg - - - - - - 3 - - -6 - - - Max.Converg CLOUDpotent - - - - - - -675 - - -856 - - - CLOUDpotentl sfcLCL - - - - - - 5128 - - 5536 - - - sfcLCL ODpotential - - - - - - -4170 - - -3837 - - - ODpotential blCL - - - - - - 8623 - - 8517 - - - blCL maxRH - - - - - - 73 - - 86 - - - maxRH CAPE - - - - - - 0 - - 120 - - - CAPE Temp@2m - - - - - - 79.2 - - 81.6 - - - Temp@2m DewPt@2m - - - - - - 60.3 - - 60.8 - - - DewPt@2m Temp@Bot - - - - - - 78.3 - - 81.0 - - - Temp@Bot DewPt@Bot - - - - - - 58.9 - - 59.5 - - - DewPt@bot Sfc.Heating - - - - - - 134 - - 67 - - - Sfc.Heating BL Depth - - - - - - 3498 - - 3725 - - - BL Depth EXPERIMENT - - - - - - 0 - - 42 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 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] 99193 9 130 22 108 99193 91753 18 092 17 118 91753 85983 20 092 8 096 85983 81192 17 099 9 087 81192 77081 18 099 9 114 77081 73441 11 105 10 102 73441 70126 5 097 2 071 70126 67072 6 054 3 246 67072 64248 11 357 4 327 64248 61527 12 333 9 313 61527 58689 15 326 9 317 58689 55751 31 320 31 319 55751 52972 28 310 36 312 52972 50483 36 318 34 318 50483 48259 42 311 44 324 48259 46251 36 315 53 310 46251 44414 45 322 52 303 44414 42721 53 335 50 325 42721 41166 90 342 70 341 41166 39722 74 338 70 332 39722 38357 57 328 69 330 38357 37029 54 322 67 327 37029 35671 51 334 63 322 35671 34257 42 337 61 324 34257 32789 38 331 52 328 32789 31252 40 322 42 322 31252 29633 40 318 39 313 29633 27934 42 316 37 308 27934 26154 41 319 42 307 26154 24299 35 331 41 312 24299 22371 25 331 32 314 22371 20362 18 311 23 310 20362 18267 17 306 23 305 18267 16130 19 321 20 309 16130 14075 23 322 17 313 14075 12210 29 318 20 312 12210 10552 25 314 23 302 10552 9076 16 312 21 303 9076 7759 10 307 13 302 7759 6592 8 306 6 276 6592 5562 4 264 7*211 5562 4655 5*211 8*199 4655 3854 6*205 8 197 3854 3135 6 205 8 196 3135 2497 6 203 8 195 2497 1966 6 203 8 194 1966 1557 6 202 7 194 1557 1275 6 202 7 193 1275 1104 6 202 7 193 1104 1006 5 202 6 192 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