UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for OIII... Searching the city database file for: OIII ... Date:0000Z 28 APR 25 Station: OIII WMO ident: 40754 Latitude: 35.68 Longitude: 51.35 Elevation: 1191.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 68 1 925 761 SFC 880 1191 24.0 2.0 24 22.0 11.7 240 6 308.2 309.2 289.9 323.7 5.02 3 874 1252 23.6 5.6 31 18.0 12.9 235 5 308.4 309.6 291.3 328.4 6.53 4 867 1325 23.4 4.4 29 19.0 12.3 229 5 308.9 310.0 291.0 327.6 6.05 5 861 1387 23.8 4.8 29 19.0 12.6 224 4 309.9 311.1 291.5 329.3 6.27 6 850 1502 23.0 3.0 27 20.0 11.5 215 3 310.2 311.3 291.0 327.6 5.59 7 845 1553 23.0 3.0 27 20.0 11.5 216 3 310.8 311.8 291.2 328.3 5.62 8 838 1626 23.6 2.6 25 21.0 11.5 217 4 312.1 313.2 291.5 329.4 5.51 9 822 1793 22.8 0.8 23 22.0 10.5 219 5 313.0 314.0 291.3 328.6 4.93 10 700 3162 11.4 -4.6 32 16.0 3.4 240 15 315.1 315.9 291.0 327.6 3.88 11 504 5789 -11.7 -15.5 73 3.8 -13.0 230 26 318.0 318.5 290.5 325.6 2.27 12 500 5850 -12.3 -16.2 73 3.9 -13.6 230 26 318.0 318.5 290.3 325.2 2.16 13 400 7510 -24.1 -37.1 29 13.0 -26.1 225 35 323.7 323.7 290.3 325.1 0.40 14 383 7824 -26.5 -41.5 23 15.0 -28.3 226 35 324.6 324.6 290.5 325.5 0.26 15 300 9530 -40.9 -50.9 33 10.0 -41.5 230 38 327.7 327.7 291.2 328.2 0.12 16 282 9951 -44.1 -54.1 32 10.0 -44.5 223 38 329.0 329.0 291.5 329.3 0.09 17 250 10750 -51.5 -61.5 29 10.0 -51.7 210 38 329.5 329.5 291.6 329.7 0.04 18 200 12160 -60.9 -69.9 30 9.0 -61.0 210 46 336.3 336.3 293.4 336.4 0.02 19 190 12478 -62.7 -71.7 29 9.0 -62.8 215 48 338.4 338.4 293.9 338.4 0.01 20 189 12511 -62.7 -71.7 29 9.0 -62.8 215 48 338.9 338.9 294.1 339.0 0.01 21 188 12544 -62.7 -71.7 29 9.0 -62.8 215 48 339.4 339.4 294.2 339.5 0.01 22 161 13508 -59.9 -68.9 30 9.0 -60.0 222 49 359.5 359.5 298.6 359.6 0.02 23 155 13745 -60.5 -69.5 30 9.0 -60.6 224 50 362.4 362.4 299.2 362.5 0.02 24 150 13950 -59.3 -69.3 26 10.0 -59.5 225 50 367.9 367.9 300.2 368.0 0.02 25 142 14293 -57.9 -71.4 16 13.5 -58.1 230 60 376.2 376.2 301.6 376.3 0.02 26 141 14337 -57.7 -71.7 15 14.0 -57.9 230 60 377.3 377.3 301.8 377.4 0.02 27 132 14750 -59.9 -73.9 14 14.0 -60.1 233 57 380.5 380.5 302.3 380.6 0.01 28 131 14797 -59.5 -74.5 13 15.0 -59.7 233 56 382.1 382.1 302.6 382.1 0.01 29 107 16046 -63.7 -80.7 8 17.0 -63.8 242 47 396.9 396.9 304.8 396.9 0.01 30 103 16279 -63.1 -80.1 8 17.0 -63.3 244 45 402.4 402.4 305.5 402.4 0.01 31 100 16460 -64.7 -81.7 8 17.0 -64.8 245 44 402.7 402.7 305.6 402.7 0.01 32 93 16901 -66.7 252 38 407.2 33 70 18630 -64.3 -86.3 3 22.0 -64.6 280 16 446.8 446.8 310.6 446.8 0.00 34 50 20680 -64.1 -91.1 1 27.0 -64.4 105 3 492.4 492.4 314.4 492.4 0.00 TRP 189 12511 -62.7 -71.7 29 9.0 -62.8 215 48 338.9 338.9 294.1 339.0 0.01 WND 142 14293 -57.9 -71.4 16 13.5 -58.1 230 60 376.2 376.2 301.6 376.3 0.02 Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 603.27 mb = 4458.46 m = 14627.33 ft Wetbulb zero: 659.16 mb = 3642.68 m = 11950.92 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 42.86 % Est. max temperature: 30.16 C = 86.29 F Sfc-Lift cond lev (LCL): 634.81 mb = 3943.69 m = 12938.47 ft T: 4.53 C 700-500 lapse rate: 8.82 C/km ThetaE index: 4.26 C Layer 822.0- 383.0 mb Conv cond level (CCL): 567.93 mb = 4834.03 m = 15859.49 ft Mean mixing ratio: 5.29 g/kg Conv temperature: 32.70 C = 90.87 F Cap Strength: 4.17 C Lifted Index: -0.25 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.45 C Lifted Index @700 mb: 2.99 C Showalter Index: 0.10 C Risk: Thunderstorms probable Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 35.30 C Cross Totals Index: 15.30 C K Index: 22.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 100.00 Risk: None Energy Index: -0.38 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.09 J/kg Max Up Vert Vel: 9.17 m/s Conv Inhibition (B-): 345.23 J/kg Cap Strength: 4.17 C Lift Cond Lev (LCL): 611.05 mb = 4248.84 m = 13939.59 ft Lev Free Conv (LFC): 496.05 mb = 5909.04 m = 19386.39 ft Equ Level (EL): 396.05 mb = 7581.77 m = 24874.27 ft B at Equ Level: 41.83 J/kg Max Parcel Lev (MPL): 276.05 mb = 10092.14 m = 33110.29 ft Wind level data Storm motion: 262 at 14 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 880 1191 240 6 5.2 3.0 | 96 9 -8.8 1.0 1 850 1502 215 3 1.7 2.5 | 92 12 -12.3 0.4 2 700 3162 240 15 13.0 7.5 | 169 6 -1.0 5.5 3 500 5850 230 26 19.9 16.7 | 202 16 5.9 14.7 4 400 7510 225 35 24.7 24.7 | 205 25 10.7 22.7 5 300 9530 230 38 29.1 24.4 | 214 27 15.1 22.4 6 250 10750 210 38 19.0 32.9 | 189 31 5.0 30.9 7 200 12160 210 46 23.0 39.8 | 193 39 9.0 37.8 8 189 12511 215 48 27.5 39.3 | 200 40 13.5 37.3 9 150 13950 225 50 35.4 35.4 | 213 40 21.3 33.3 10 142 14293 230 60 46.0 38.6 | 221 49 31.9 36.5 11 100 16460 245 44 39.9 18.6 | 237 31 25.8 16.5 12 70 18630 280 16 15.8 -2.8 | 340 5 1.7 -4.8 13 50 20680 105 3 -2.9 0.8 | 86 17 -16.9 -1.3 Wind Parameters Mean winds (0-6000m): 231.7 at 18.9 knts Storm direction: 261.7 at 14.2 knts Shear (0-3000m) pos: 1.9 neg: 0.6 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 96.4 deg Storm rel helicity (0-3000m) pos: 28.2 neg: -2.3 tot: 25.9 m^2/s^2 ave: 8.6 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.47 Bulk Shear: 28.72 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 227 4 94 11| 0.0 2.6 2.6| 3.1 -2.3 0.8 1.6 0.05| 4.9 0.2 1000 225 5 99 10| 1.9 1.3 3.2| 10.9 -2.3 8.6 8.6 0.36| 4.3 1.6 1500 230 7 105 9| 2.6 0.9 3.4| 17.5 -2.3 15.1 10.1 0.51| 4.2 2.1 2000 236 8 111 8| 2.9 0.7 3.5| 23.3 -2.3 21.0 10.5 0.61| 4.2 2.5 2500 237 10 120 7| 2.3 0.5 2.8| 25.8 -2.3 23.5 9.4 0.62| 3.8 2.3 3000 237 11 132 6| 1.9 0.6 2.5| 28.2 -2.3 25.9 8.6 0.61| 3.5 2.1 4000 235 14 156 6| 1.4 1.0 2.4| 32.1 -2.3 29.8 7.4 0.56| 3.2 1.8 5000 234 16 173 8| 1.2 1.3 2.4| 35.5 -2.3 33.2 6.6 0.50| 3.0 1.5 6000 232 19 185 10| 1.0 1.5 2.5| 38.9 -2.3 36.6 6.1 0.44| 3.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//OIII/skewt/OIII.skewt.20250428.00.gif