DrJack's BLIPSPOT for: THU 05/01 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 = 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 - - - - - - 75.0 - - 66.9 - - 62.2 Temp@2m Sfc.Heating - - - - - - 199 - - 57 - - -2 Sfc.Heating BL Depth - - - - - - 5530 - - 259 - - 259 BL Depth Hcrit - - - - - - 6260 - - 2800 - - 2800 Hcrit BL Top - - - - - - 8088 - - 2817 - - 2817 BL Top Hgt.Variab. - - - - - - 2534 - - 3343 - - 2717 Hgt.Variab. W* - - - - - - 439 - - 110 - - 41 W* B/S - - - - - - 5 - - 4 - - 1 B/S BL Wind - - - - - - 15 - - 5 - - 7 BL Wind Direction - - - - - - 208 - - 215 - - 232 Direction Wind Shear - - - - - - 9 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 6 - - 0 - - 1 Max.Converg CLOUDpotent - - - - - - 991 - - -769 - - 0 CLOUDpotentl sfcLCL - - - - - - 7097 - - 3586 - - 2817 sfcLCL ODpotential - - - - - - -541 - - -1635 - - -828 ODpotential blCL - - - - - - 8629 - - 4452 - - 3645 blCL maxRH - - - - - - 80 - - 96 - - 100 maxRH CAPE - - - - - - 370 - - 980 - - 470 CAPE Temp@2m - - - - - - 75.0 - - 66.9 - - 62.2 Temp@2m DewPt@2m - - - - - - 53.5 - - 60.4 - - 59.4 DewPt@2m Temp@Bot - - - - - - 73.4 - - 65.9 - - 61.8 Temp@Bot DewPt@Bot - - - - - - 52.4 - - 59.3 - - 59.1 DewPt@bot Sfc.Heating - - - - - - 199 - - 57 - - -2 Sfc.Heating BL Depth - - - - - - 5530 - - 259 - - 259 BL Depth EXPERIMENT - - - - - - 21 - - 85 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 12 - - 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] 97605 5 244 4 253 4 321 97605 90248 5 144 4 261 7 332 90248 84590 4 082 2 292 6 013 84590 79872 6 090 5 058 5 089 79872 75795 7 091 5 093 3 125 75795 72211 3 085 6 096 4 126 72211 68998 3 122 8 092 5 130 68998 66058 5 157 5 147 3 152 66058 63331 7 179 11 193 7 221 63331 60679 8 210 10 199 11 240 60679 57905 12 233 18 250 19 255 57905 55012 23 245 27 250 22 249 55012 52242 28 249 29 248 25 241 52242 49761 30 245 35 250 35 247 49761 47556 28 233 44 228 42 230 47556 45576 24 234 33 212 33 212 45576 43781 16 235 30 207 28 209 43781 42132 26 195 35 189 35 221 42132 40599 22 132 36 161 42 215 40599 39164 21 124 31 172 34 201 39164 37817 17 128 33 201 34 199 37817 36516 14 138 37 210 35 200 36516 35196 21 186 37 207 35 200 35196 33828 30 204 35 203 36 202 33828 32416 29 207 31 204 37 207 32416 30946 24 202 27 208 36 208 30946 29409 29 211 26 208 34 204 29409 27805 35 219 28 211 33 201 27805 26134 37 220 31 216 35 202 26134 24400 35 213 33 220 36 205 24400 22606 29 207 32 222 37 203 22606 20748 28 206 29 226 37 197 20748 18819 27 210 27 224 34 205 18819 16859 24 214 27 225 32 214 16859 14977 23 218 28 225 30 220 14977 13267 23 220 29 225 29 228 13267 11746 22 217 29 230 29 231 11746 10391 20 212 27 235 31 236 10391 9181 19 209 25 234 32 238 9181 8102 19*207 23 231 31 240 8102 7141 18*207 23 230 29 239 7141 6289 17 207 22 230 25 233 6289 5533 16 208 21 227 23 230 5533 4851 16 209 17 220 22 230 4851 4245 15 209 13 215 21 231 4245 3738 14 210 11 214 20 231 3738 3346 14 210 9 214 17 231 3346 3076 13 210 8 215 14 231 3076 2911 11 210 7*214 12*232 2911 2817 9 210 5*215 7*232 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