UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for OIII... Searching the city database file for: OIII ... Date:1200Z 30 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 71 1 925 772 SFC 882 1191 27.4 3.4 21 24.0 13.4 290 10 311.5 312.6 291.4 328.8 5.54 3 850 1518 22.8 3.8 29 19.0 11.7 260 6 310.0 311.1 291.2 328.4 5.92 4 710 3042 7.8 -0.2 57 8.0 3.6 265 14 309.9 310.9 290.7 326.4 5.31 5 700 3159 6.8 -1.2 57 8.0 2.7 265 15 310.0 311.0 290.5 325.6 5.01 6 689 3289 6.4 -3.6 49 10.0 1.5 265 15 311.0 311.8 290.1 324.4 4.25 7 628 4038 0.0 -6.0 64 6.0 -2.7 263 18 312.0 312.8 290.1 324.3 3.89 8 567 4847 -5.3 -23.3 23 18.0 -10.5 262 20 315.0 315.2 288.3 318.6 1.03 9 530 5372 -8.9 -17.9 48 9.0 -11.8 261 22 316.9 317.2 289.6 322.8 1.76 10 500 5820 -12.1 -27.1 28 15.0 -15.7 260 23 318.3 318.4 289.1 321.2 0.83 11 496 5881 -12.5 -29.5 23 17.0 -16.3 259 23 318.5 318.7 289.0 320.9 0.67 12 482 6100 -14.3 -24.3 42 10.0 -16.9 254 25 318.9 319.1 289.6 322.8 1.11 13 471 6275 -15.3 -30.3 27 15.0 -18.5 251 26 319.8 319.9 289.4 322.1 0.65 14 435 6871 -19.5 -23.8 69 4.3 -20.5 238 30 321.8 322.1 290.6 326.3 1.29 15 400 7490 -24.1 -34.1 39 10.0 -25.8 225 34 323.7 323.8 290.5 325.6 0.53 16 380 7862 -26.9 -41.9 23 15.0 -28.7 227 35 324.8 324.8 290.5 325.7 0.25 17 359 8270 -30.5 -37.5 50 7.0 -31.4 229 36 325.3 325.3 290.8 326.8 0.42 18 336 8737 -34.5 -44.5 36 10.0 -35.4 231 38 326.0 326.1 290.8 326.8 0.22 19 300 9520 -40.5 -44.7 64 4.2 -40.8 235 40 328.3 328.3 291.5 329.2 0.24 20 293 9679 -41.7 -45.6 66 3.9 -42.0 234 41 328.8 328.8 291.6 329.7 0.22 21 250 10730 -49.9 -54.5 58 4.6 -50.1 225 44 331.9 331.9 292.3 332.3 0.09 22 200 12160 -58.5 -68.5 27 10.0 -58.6 240 43 340.1 340.1 294.4 340.2 0.02 23 199 12191 -58.7 -68.7 26 10.0 -58.8 240 43 340.3 340.3 294.4 340.4 0.02 24 197 12255 -58.7 -68.7 26 10.0 -58.8 240 44 341.3 341.3 294.7 341.4 0.02 25 190 12482 -58.5 -68.5 27 10.0 -58.6 240 46 345.1 345.2 295.6 345.2 0.02 26 183 12717 -59.1 -70.1 23 11.0 -59.2 240 48 347.9 347.9 296.2 348.0 0.02 27 168 13255 -56.7 -70.7 16 14.0 -56.9 240 53 360.5 360.5 298.8 360.6 0.02 28 150 13970 -58.3 -73.3 13 15.0 -58.5 240 59 369.6 369.6 300.5 369.7 0.01 29 133 14722 -60.7 -76.7 10 16.0 -60.9 253 66 378.3 378.3 302.0 378.3 0.01 30 131 14817 -61.0 -77.2 10 16.1 -61.2 255 67 379.4 379.4 302.2 379.4 0.01 31 119 15410 -63.1 -80.1 8 17.0 -63.3 244 63 386.1 386.1 303.2 386.1 0.01 32 111 15838 -63.3 -82.3 6 19.0 -63.5 237 60 393.5 393.5 304.3 393.5 0.00 33 100 16480 -62.9 -82.9 5 20.0 -63.1 225 55 406.2 406.2 306.0 406.2 0.00 34 97 16668 -59.5 -80.5 5 21.0 -59.8 226 52 416.4 416.4 307.3 416.4 0.01 35 71 18575 -67.5 -90.5 2 23.0 -67.7 235 20 438.2 438.2 309.7 438.2 0.00 36 70 18660 -66.5 -89.5 3 23.0 -66.7 235 19 442.1 442.1 310.1 442.1 0.00 37 56 20019 -61.5 -88.5 2 27.0 -61.9 278 10 482.7 482.7 313.7 482.7 0.00 38 55 20132 -56.3 -84.3 2 28.0 -57.1 282 9 497.1 497.1 314.7 497.1 0.01 39 50 20730 -59.3 -85.3 2 26.0 -59.9 300 5 503.7 503.7 315.2 503.8 0.01 40 49 20856 -59.3 -85.3 2 26.0 -59.9 300 5 506.7 506.7 315.4 506.7 0.01 41 45 21386 -61.1 -87.1 2 26.0 -61.7 302 4 514.8 514.8 315.9 514.8 0.00 42 41 21970 -55.5 -83.5 2 28.0 -56.6 304 4 542.6 542.6 317.7 542.7 0.01 43 39 22288 -54.9 -80.9 3 26.0 -56.2 305 4 552.0 552.0 318.2 552.1 0.01 44 34 23160 -56.7 -82.7 2 26.0 -57.9 308 3 569.3 569.3 319.1 569.4 0.01 45 31 23749 -53.1 -81.1 2 28.0 -54.9 309 2 594.3 594.3 320.3 594.4 0.02 46 30 23960 -53.3 -80.3 2 27.0 -55.2 310 2 599.3 599.3 320.6 599.5 0.02 47 28 24403 -54.3 -81.3 2 27.0 -56.1 310 3 608.5 608.5 321.0 608.6 0.02 48 23 25673 -50.7 -78.7 2 28.0 -53.6 310 6 654.3 654.3 322.9 654.6 0.04 49 20 26580 -52.1 -78.1 3 26.0 -54.9 310 8 676.7 676.7 323.7 677.1 0.05 50 19 26912 -52.3 -78.3 3 26.0 -55.2 686.1 686.1 324.0 686.5 0.05 51 11 30540 -40.7 -69.7 3 29.0 -49.8 844.3 844.4 328.3 847.3 0.29 52 10 31192 -38.9 874.3 TRP 199 12191 -58.7 -68.7 26 10.0 -58.8 240 43 340.3 340.3 294.4 340.4 0.02 WND 131 14817 -61.0 -77.2 10 16.1 -61.2 255 67 379.4 379.4 302.2 379.4 0.01 Sounding variables and indices 1000-500 mb thick: 5749.00 m Freezing level: 628.00 mb = 4038.11 m = 13248.24 ft Wetbulb zero: 667.53 mb = 3544.53 m = 11628.89 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 43.23 % Est. max temperature: 25.87 C = 78.56 F Sfc-Lift cond lev (LCL): 619.22 mb = 4149.54 m = 13613.81 ft T: -0.73 C 700-500 lapse rate: 7.10 C/km ThetaE index: 10.28 C Layer 850.0- 530.0 mb Conv cond level (CCL): 615.01 mb = 4203.49 m = 13790.80 ft Mean mixing ratio: 5.76 g/kg Conv temperature: 28.47 C = 83.24 F Cap Strength: 1.43 C Lifted Index: 0.04 C Risk: Showers probable Lifted Index @300 mb: 0.99 C Lifted Index @700 mb: -0.23 C Showalter Index: -0.05 C Risk: Thunderstorms probable Total Totals Index: 50.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 34.90 C Cross Totals Index: 15.90 C K Index: 30.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 116.60 Risk: None Energy Index: -1.39 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.95 J/kg Max Up Vert Vel: 6.16 m/s Conv Inhibition (B-): 72.18 J/kg Cap Strength: 1.43 C Lift Cond Lev (LCL): 635.17 mb = 3946.33 m = 12947.11 ft Lev Free Conv (LFC): 490.17 mb = 5971.61 m = 19591.66 ft Equ Level (EL): 430.17 mb = 6953.77 m = 22813.92 ft B at Equ Level: 18.82 J/kg Max Parcel Lev (MPL): 310.17 mb = 9289.68 m = 30477.59 ft Wind level data Storm motion: 286 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 ---------------------------------------------------------- 0 882 1191 290 10 9.4 -3.4 | 95 4 -3.8 0.3 1 850 1518 260 6 5.9 1.0 | 123 9 -7.3 4.8 2 700 3159 265 15 14.9 1.3 | 199 5 1.8 5.1 3 500 5820 260 23 22.7 4.0 | 231 12 9.5 7.8 4 400 7490 225 34 24.0 24.0 | 201 30 10.9 27.8 5 300 9520 235 40 32.8 22.9 | 216 33 19.6 26.7 6 250 10730 225 44 31.1 31.1 | 207 39 17.9 34.9 7 200 12160 240 43 37.2 21.5 | 224 35 24.0 25.3 8 199 12191 240 43 37.2 21.5 | 224 35 24.0 25.3 9 150 13970 240 59 51.1 29.5 | 229 50 37.9 33.3 10 131 14817 255 67 64.7 17.3 | 248 56 51.5 21.1 11 100 16480 225 55 38.9 38.9 | 211 50 25.7 42.7 12 70 18660 235 19 15.6 10.9 | 189 15 2.4 14.7 13 50 20730 300 5 4.3 -2.5 | 98 9 -8.9 1.3 14 30 23960 310 2 1.5 -1.3 | 102 12 -11.7 2.5 15 20 26580 310 8 6.1 -5.1 | 79 7 -7.1 -1.4 Wind Parameters Mean winds (0-6000m): 255.9 at 18.3 knts Storm direction: 285.9 at 13.7 knts Shear (0-3000m) pos: 1.4 neg: 0.9 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 123.5 deg Storm rel helicity (0-3000m) pos: 19.4 neg: 0.0 tot: 19.4 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.11 Bulk Shear: 17.10 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 ------------------------------------------------------------------------------- 500 273 7 120 7| 0.0 5.4 5.4| 4.5 0.0 4.5 9.0 0.49| 6.4 3.1 1000 267 8 128 7| 1.4 2.7 4.1| 8.4 0.0 8.4 8.4 0.58| 4.6 2.6 1500 265 9 136 6| 1.9 1.8 3.7| 12.2 0.0 12.2 8.1 0.66| 4.0 2.6 2000 265 10 146 6| 2.1 1.3 3.4| 15.9 0.0 15.9 7.9 0.72| 3.7 2.7 2500 265 11 157 5| 1.7 1.0 2.7| 17.7 0.0 17.7 7.1 0.72| 3.3 2.4 3000 265 12 169 5| 1.4 0.9 2.3| 19.4 0.0 19.4 6.5 0.71| 3.0 2.1 4000 264 14 190 5| 1.1 0.9 2.0| 22.6 0.0 22.6 5.6 0.67| 2.6 1.8 5000 262 16 204 7| 0.8 1.3 2.2| 24.3 -6.2 18.0 3.6 0.48| 2.7 1.3 6000 256 18 209 9| 0.7 2.1 2.8| 24.3 -42.9 -18.6 -3.1 0.16| 3.3 0.5 Wrote GIF file: /home/apache/climate/data/raob//OIII/skewt/OIII.skewt.20250430.12.gif