DrJack's BLIPSPOT for: THU 05/01 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 - - - - - - 0952z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 85.2 - - 87.1 - - 79.3 Temp@2m Sfc.Heating - - - - - - 250 - - 101 - - -30 Sfc.Heating BL Depth - - - - - - 4470 - - 5583 - - 20 BL Depth Hcrit - - - - - - 3036 - - 3345 - - 84 Hcrit BL Top - - - - - - 4550 - - 5663 - - 100 BL Top Hgt.Variab. - - - - - - 3398 - - 3784 - - 5475 Hgt.Variab. W* - - - - - - 427 - - 346 - - 11 W* B/S - - - - - - 7 - - 4 - - 0 B/S BL Wind - - - - - - 11 - - 15 - - 5 BL Wind Direction - - - - - - 223 - - 212 - - 196 Direction Wind Shear - - - - - - 5 - - 6 - - 0 Wind Shear Max.Converg - - - - - - -4 - - -4 - - -1 Max.Converg CLOUDpotent - - - - - - -121 - - -484 - - -4074 CLOUDpotentl sfcLCL - - - - - - 4672 - - 6147 - - 4174 sfcLCL ODpotential - - - - - - -812 - - -1502 - - -5974 ODpotential blCL - - - - - - 5362 - - 7165 - - 6074 blCL maxRH - - - - - - 93 - - 78 - - 47 maxRH CAPE - - - - - - 1650 - - 1040 - - 700 CAPE Temp@2m - - - - - - 85.2 - - 87.1 - - 79.3 Temp@2m DewPt@2m - - - - - - 65.0 - - 60.5 - - 61.5 DewPt@2m Temp@Bot - - - - - - 83.7 - - 86.6 - - 81.4 Temp@Bot DewPt@Bot - - - - - - 64.2 - - 59.8 - - 61.2 DewPt@bot Sfc.Heating - - - - - - 250 - - 101 - - -30 Sfc.Heating BL Depth - - - - - - 4470 - - 5583 - - 20 BL Depth EXPERIMENT - - - - - - 70 - - 13 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 10 - - 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] 97636 6 157 11 233 5 284 97636 90251 3 196 5 239 4 346 90251 84580 3 247 4 085 4 042 84580 79879 4 113 9 047 4 095 79879 75823 9 104 6 058 3 113 75823 72253 9 097 3 142 2 030 72253 69038 10 065 4 168 3 033 69038 66088 8 025 1 282 3 331 66088 63354 9 006 3 303 5 265 63354 60711 8 290 6 285 8 265 60711 57949 12 286 7 271 9 258 57949 55071 17 272 13 279 13 254 55071 52314 24 260 26 275 22 266 52314 49841 29 255 35 260 31 262 49841 47647 24 243 32 249 37 252 47647 45678 18 206 31 225 32 225 45678 43893 10 188 25 197 22 207 43893 42253 9 178 19 190 21 229 42253 40729 11 189 17 191 31 223 40729 39302 12 190 21 215 26 231 39302 37951 18 214 26 221 22 227 37951 36635 22 219 25 224 18 220 36635 35285 21 225 21 222 18 219 35285 33875 19 233 15 220 20 218 33875 32408 21 230 18 212 24 223 32408 30867 20 231 24 217 22 222 30867 29242 19 238 27 232 22 224 29242 27532 20 239 27 240 25 223 27532 25734 27 244 26 237 26 219 25734 23850 25 246 24 237 24 217 23850 21882 23 240 24 231 25 217 21882 19827 22 231 25 223 25 215 19827 17684 21 210 24 222 25 214 17684 15502 20 204 22 219 28 205 15502 13404 20 197 22 211 25 198 13404 11496 17 204 20 214 23 203 11496 9803 16 225 17 219 20 213 9803 8303 19 231 16 216 19 212 8303 6971 19 229 16 215 19 211 6971 5785 18 227 16*214 21 211 5785 4734 14*220 16*213 21 210 4734 3807 12*222 16 213 22 209 3807 2988 12 222 16 213 22 209 2988 2255 11 222 16 212 22 209 2255 1608 11 223 15 212 21 208 1608 1069 11 223 15 212 20 207 1069 655 10 224 14 212 18 206 655 371 9 225 13 212 15 202 371 199 9 225 12 212 11*200 199 100 7 224 10 212 5*196 100 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