DrJack's BLIPSPOT for: WED 02/18 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 - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 65.0 - - 66.8 - - 59.8 Temp@2m Sfc.Heating - - - - - - 50 - - -43 - - -57 Sfc.Heating BL Depth - - - - - - 2116 - - 19 - - 19 BL Depth Hcrit - - - - - - 82 - - 82 - - 82 Hcrit BL Top - - - - - - 2196 - - 99 - - 99 BL Top Hgt.Variab. - - - - - - 1667 - - 5476 - - 502 Hgt.Variab. W* - - - - - - 212 - - 23 - - 12 W* B/S - - - - - - 1 - - 0 - - 0 B/S BL Wind - - - - - - 26 - - 10 - - 8 BL Wind Direction - - - - - - 225 - - 229 - - 209 Direction Wind Shear - - - - - - 18 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -5 - - -1 - - -1 Max.Converg CLOUDpotent - - - - - - 84 - - -2766 - - -745 CLOUDpotentl sfcLCL - - - - - - 2112 - - 2866 - - 844 sfcLCL ODpotential - - - - - - -1321 - - -3533 - - -3081 ODpotential blCL - - - - - - 3517 - - 3632 - - 3180 blCL maxRH - - - - - - 85 - - 63 - - 76 maxRH CAPE - - - - - - 0 - - 20 - - 0 CAPE Temp@2m - - - - - - 65.0 - - 66.8 - - 59.8 Temp@2m DewPt@2m - - - - - - 55.9 - - 54.5 - - 56.4 DewPt@2m Temp@Bot - - - - - - 65.0 - - 68.3 - - 62.2 Temp@Bot DewPt@Bot - - - - - - 55.0 - - 53.7 - - 56.2 DewPt@bot Sfc.Heating - - - - - - 50 - - -43 - - -57 Sfc.Heating BL Depth - - - - - - 2116 - - 19 - - 19 BL Depth EXPERIMENT - - - - - - 41 - - 0 - - 3 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 9 - - 10 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] 96616 27 073 22 069 30 062 96616 89493 23 085 14 065 24 064 89493 83957 18 087 11 084 11 061 83957 79346 11 078 9 077 6 029 79346 75354 4 054 1 139 8 340 75354 71810 4 318 3 255 12 301 71810 68588 8 288 4 278 15 276 68588 65624 15 300 11 314 11 272 65624 62883 22 294 17 295 14 299 62883 60227 34 286 38 287 31 285 60227 57491 42 275 36 277 36 273 57491 54667 42 273 40 284 40 280 54667 51958 55 278 64 278 68 275 51958 49517 72 273 72 264 73 261 49517 47322 73 269 73 267 70 264 47322 45322 74 273 81 272 85 274 45322 43494 79 278 84 274 106 276 43494 41820 86 283 99 278 118 273 41820 40278 102 284 121 278 122 272 40278 38840 116 281 125 278 125 272 38840 37481 113 278 120 277 125 272 37481 36158 106 277 120 276 122 271 36158 34809 100 276 117 274 118 270 34809 33402 101 274 110 271 114 268 33402 31939 102 271 106 269 112 269 31939 30404 101 270 103 268 106 269 30404 28787 98 272 100 268 97 267 28787 27089 92 273 94 267 89 263 27089 25308 85 271 89 264 85 262 25308 23445 83 268 88 263 82 264 23445 21501 85 264 86 263 78 264 21501 19472 81 261 81 260 76 262 19472 17353 71 264 64 256 71 261 17353 15193 61 267 54 256 66 259 15193 13119 58 254 54 255 63 252 13119 11236 53 245 50 253 59 249 11236 9567 52 246 45 254 53 252 9567 8086 48 251 40 259 51 262 8086 6768 42 256 37 259 51 272 6768 5601 38 257 37 248 31 273 5601 4576 41 249 35 238 30 257 4576 3677 41 243 34 237 34 244 3677 2885 37*236 33 236 35 239 2885 2177 32*228 32 235 36 233 2177 1552 29 226 30 234 35 229 1552 1032 28 224 27 233 32 225 1032 632 26 223 24 231 28 221 632 359 23 222 20 230 20 216 359 193 20 222 16*229 17*214 193 99 14 221 10*229 8*209 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