DrJack's BLIPSPOT for: WED 04/29 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 - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 66.2 - - 76.1 - - 76.6 - - 69.3 Temp@2m Sfc.Heating - - - 196 - - 352 - - 102 - - -23 Sfc.Heating BL Depth - - - 2052 - - 4205 - - 4173 - - 19 BL Depth Hcrit - - - 1131 - - 2956 - - 2274 - - 83 Hcrit BL Top - - - 2132 - - 4285 - - 4253 - - 99 BL Top Hgt.Variab. - - - 841 - - 1362 - - 2780 - - 4296 Hgt.Variab. W* - - - 300 - - 462 - - 307 - - 9 W* B/S - - - 8 - - 6 - - 4 - - 0 B/S BL Wind - - - 7 - - 14 - - 14 - - 6 BL Wind Direction - - - 146 - - 171 - - 186 - - 207 Direction Wind Shear - - - 3 - - 5 - - 6 - - 0 Wind Shear Max.Converg - - - 1 - - 7 - - 1 - - 0 Max.Converg CLOUDpotent - - - -668 - - -262 - - -220 - - -2208 CLOUDpotentl sfcLCL - - - 2800 - - 4547 - - 4473 - - 2308 sfcLCL ODpotential - - - -3841 - - -1367 - - -586 - - -3297 ODpotential blCL - - - 5973 - - 5652 - - 4839 - - 3396 blCL maxRH - - - 94 - - 90 - - 95 - - 82 maxRH CAPE - - - 0 - - 100 - - 170 - - 80 CAPE Temp@2m - - - 66.2 - - 76.1 - - 76.6 - - 69.3 Temp@2m DewPt@2m - - - 54.3 - - 56.3 - - 57.1 - - 59.3 DewPt@2m Temp@Bot - - - 65.1 - - 74.3 - - 75.9 - - 70.5 Temp@Bot DewPt@Bot - - - 53.8 - - 55.8 - - 56.8 - - 59.2 DewPt@bot Sfc.Heating - - - 196 - - 352 - - 102 - - -23 Sfc.Heating BL Depth - - - 2052 - - 4205 - - 4173 - - 19 BL Depth EXPERIMENT - - - 78 - - 61 - - 78 - - 26 EXPERIMENT EXPERIMENT2 - - - 9 - - 9 - - 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] 97550 21 277 26 259 29 273 35 294 97550 90167 21 263 17 262 24 274 26 284 90167 84508 12 254 11 280 16 265 21 284 84508 79797 6 251 9 283 8 267 9 269 79797 75743 2 228 1 286 5 281 5 320 75743 72188 3 058 1 150 1 253 1 022 72188 68977 2 010 4 218 0 047 1 245 68977 66018 8 331 3 282 5 320 6 277 66018 63278 11 325 6 299 9 273 10 273 63278 60619 13 313 9 273 16 258 15 265 60619 57830 17 273 16 237 19 254 22 253 57830 54902 22 259 19 229 27 283 40 284 54902 52090 42 282 54 270 62 271 60 259 52090 49567 62 266 65 258 56 258 56 255 49567 47312 55 244 49 250 52 267 63 267 47312 45289 50 221 46 259 63 259 79 262 45289 43465 35 258 58 257 67 245 82 251 43465 41791 75 280 65 257 67 251 69 252 41791 40238 85 271 71 251 73 258 76 261 40238 38794 75 268 74 250 76 253 88 264 38794 37442 73 266 71 250 76 246 93 260 37442 36136 73 262 68 249 76 247 88 249 36136 34799 72 258 70 248 75 247 81 241 34799 33397 70 252 71 249 75 247 78 244 33397 31940 66 248 68 249 76 249 89 258 31940 30413 62 254 64 250 75 251 87 267 30413 28806 57 265 62 256 71 257 74 266 28806 27115 52 267 60 263 69 264 66 261 27115 25338 44 269 57 267 59 272 62 268 25338 23479 49 277 51 269 44 265 59 280 23479 21544 45 282 38 269 39 259 53 281 21544 19526 39 258 31 275 39 263 31 265 19526 17414 43 242 33 275 39 276 34 257 17414 15255 24 253 27 254 31 273 40 270 15255 13181 9 269 12 220 28 245 34 276 13181 11299 10 240 16 229 27 233 26 267 11299 9624 12 227 17 235 27 232 26 249 9624 8138 13 227 15 232 20 236 23 244 8138 6818 13 225 17 216 14 212 19 238 6818 5648 13 208 15 194 15 199 16 225 5648 4618 16 186 15*179 15*194 14 206 4618 3712 16 196 15*175 14*190 14 202 3712 2912 11 215 15 173 14 188 15 203 2912 2198 8*173 15 171 14 186 16 207 2198 1568 7*151 14 170 14 185 17 209 1568 1043 7 147 14 169 14 185 16 209 1043 640 7 145 13 168 13 184 15 209 640 364 6 143 13 168 13 184 13 209 364 195 6 143 12 168 12 184 10 208 195 99 5 142 10 168 9 183 6*207 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