DrJack's BLIPSPOT for: THU 05/21 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 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 - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 66.0 - - 66.4 - - - Temp@2m Sfc.Heating - - - - - - 60 - - 77 - - - Sfc.Heating BL Depth - - - - - - 259 - - 259 - - - BL Depth Hcrit - - - - - - 2800 - - 2800 - - - Hcrit BL Top - - - - - - 2817 - - 2817 - - - BL Top Hgt.Variab. - - - - - - 2263 - - 2218 - - - Hgt.Variab. W* - - - - - - 107 - - 116 - - - W* B/S - - - - - - 37 - - 17 - - - B/S BL Wind - - - - - - 1 - - 1 - - - BL Wind Direction - - - - - - 253 - - 037 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - -1 - - -1 - - - Max.Converg CLOUDpotent - - - - - - -373 - - -534 - - - CLOUDpotentl sfcLCL - - - - - - 3191 - - 3352 - - - sfcLCL ODpotential - - - - - - -1070 - - -1720 - - - ODpotential blCL - - - - - - 3887 - - 4537 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 270 - - 230 - - - CAPE Temp@2m - - - - - - 66.0 - - 66.4 - - - Temp@2m DewPt@2m - - - - - - 61.4 - - 61.1 - - - DewPt@2m Temp@Bot - - - - - - 64.9 - - 65.2 - - - Temp@Bot DewPt@Bot - - - - - - 60.7 - - 60.4 - - - DewPt@bot Sfc.Heating - - - - - - 60 - - 77 - - - Sfc.Heating BL Depth - - - - - - 259 - - 259 - - - BL Depth EXPERIMENT - - - - - - 101 - - 98 - - - 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] 98204 9 100 6 110 98204 90745 5 093 6 059 90745 85017 5 053 4 026 85017 80299 6 046 9 032 80299 76251 7 345 12 014 76251 72657 6 281 7 349 72657 69400 3 244 4 033 69400 66431 3 224 3 212 66431 63694 5 195 10 219 63694 61046 13 238 15 246 61046 58280 21 232 24 264 58280 55405 27 242 38 249 55405 52672 31 249 37 233 52672 50226 33 243 37 246 50226 48050 39 246 43 245 48050 46096 37 239 46 248 46096 44320 39 248 48 252 44320 42675 47 251 48 250 42675 41137 49 252 46 244 41137 39686 49 251 42 241 39686 38315 46 245 41 243 38315 36986 44 238 40 243 36986 35637 44 236 38 240 35637 34241 41 239 35 239 34241 32801 35 239 31 243 32801 31304 32 244 29 246 31304 29739 30 248 27 239 29739 28106 27 233 26 237 28106 26407 24 219 26 240 26407 24644 22 223 27 249 24644 22821 23 224 26 256 22821 20935 22 222 25 252 20935 18979 22 221 25 238 18979 16995 21 220 24 229 16995 15090 19 212 20 222 15090 13360 19 210 19 217 13360 11823 19 213 19 215 11823 10457 17 211 21 217 10457 9237 15 207 21 219 9237 8149 13 205 20 220 8149 7179 12 203 18 221 7179 6318 11 205 15 222 6318 5553 9 210 12 221 5553 4865 7 216 9 218 4865 4255 6 215 4 214 4255 3744 3 222 1 029 3744 3350 1 240 1 031 3350 3078 1 243 2 038 3078 2912 1*252 2*037 2912 2817 1*253 1*037 2817 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