DrJack's BLIPSPOT for: THU 04/30 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - 1331z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 71.6 - - 73.4 - - 68.5 Temp@2m Sfc.Heating - - - - - - 319 - - 79 - - -22 Sfc.Heating BL Depth - - - - - - 5840 - - 6687 - - 19 BL Depth Hcrit - - - - - - 4191 - - 3855 - - 82 Hcrit BL Top - - - - - - 5920 - - 6767 - - 99 BL Top Hgt.Variab. - - - - - - 1433 - - 3087 - - 7862 Hgt.Variab. W* - - - - - - 500 - - 331 - - 12 W* B/S - - - - - - 9 - - 6 - - 0 B/S BL Wind - - - - - - 10 - - 9 - - 8 BL Wind Direction - - - - - - 295 - - 279 - - 321 Direction Wind Shear - - - - - - 6 - - 10 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 18 - - 0 Max.Converg CLOUDpotent - - - - - - 193 - - -300 - - -5939 CLOUDpotentl sfcLCL - - - - - - 5727 - - 7067 - - 6039 sfcLCL ODpotential - - - - - - -117 - - -972 - - -6783 ODpotential blCL - - - - - - 6037 - - 7739 - - 6882 blCL maxRH - - - - - - 94 - - 100 - - 41 maxRH CAPE - - - - - - 0 - - 30 - - 50 CAPE Temp@2m - - - - - - 71.6 - - 73.4 - - 68.5 Temp@2m DewPt@2m - - - - - - 46.6 - - 42.6 - - 42.4 DewPt@2m Temp@Bot - - - - - - 69.8 - - 73.0 - - 69.5 Temp@Bot DewPt@Bot - - - - - - 45.8 - - 42.0 - - 42.1 DewPt@bot Sfc.Heating - - - - - - 319 - - 79 - - -22 Sfc.Heating BL Depth - - - - - - 5840 - - 6687 - - 19 BL Depth EXPERIMENT - - - - - - 75 - - 100 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 5 - - 6 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] 97430 29 267 24 283 22 293 97430 90052 21 255 27 261 23 284 90052 84419 11 228 16 240 15 260 84419 79731 5 292 9 215 13 238 79731 75683 5 280 4 166 6 246 75683 72103 3 281 4 039 2 210 72103 68864 5 228 5 268 6 226 68864 65894 4 271 11 220 8 248 65894 63130 9 233 15 197 14 235 63130 60441 16 223 9 190 20 236 60441 57623 27 261 21 265 24 247 57623 54671 40 261 39 271 39 269 54671 51845 57 257 55 254 52 261 51845 49320 60 249 49 250 54 256 49320 47069 52 254 47 261 58 260 47069 45025 58 262 61 263 65 262 45025 43155 66 254 73 257 80 263 43155 41437 65 245 76 255 91 262 41437 39853 62 243 80 259 97 264 39853 38380 64 248 88 262 106 266 38380 36999 70 252 94 262 113 265 36999 35665 75 253 93 264 113 264 35665 34308 75 252 86 265 108 265 34308 32901 75 248 80 263 102 266 32901 31448 75 245 79 259 100 267 31448 29934 73 242 79 256 102 265 29934 28341 72 239 79 255 102 268 28341 26671 72 236 77 257 93 269 26671 24920 71 234 72 259 79 266 24920 23089 73 233 61 258 66 261 23089 21179 74 236 52 253 59 258 21179 19187 62 247 46 251 57 256 19187 17110 46 247 44 251 55 259 17110 14996 43 237 44 254 50 260 14996 12962 46 221 43 255 43 260 12962 11117 41 233 35 253 28 247 11117 9483 38 249 20 250 16 236 9483 8030 30 259 18*252 13 239 8030 6737 19*267 14*258 8 261 6737 5589 12*279 10 270 10 296 5589 4572 11 284 10 275 14 314 4572 3677 10 294 9 280 17 319 3677 2886 10 298 9 284 18 320 2886 2179 10 300 9 287 19 320 2179 1555 10 303 8 290 19 321 1555 1035 10 305 8 292 18 321 1035 636 9 306 8 293 17 321 636 361 9 307 8 293 14 321 361 194 9 307 7 294 11*321 194 99 7 307 6 294 8*321 99 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