UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110323.upa.cvt Date: 2300Z 3 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 3 NOV 25 Station: FAIR WMO ident: 68263 Latitude: -25.92 Longitude: 28.22 Elevation: 1500.00 ------------------------------------------------------------------------------- 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 213 1 925 871 SFC 856 1500 15.2 15.2 100 0.0 15.2 0 0 301.5 303.8 294.1 339.1 12.79 3 855 1514 16.0 12.3 79 3.7 13.6 0 2 302.4 304.3 292.7 333.7 10.57 4 850 1585 15.6 12.2 80 3.4 13.4 360 10 302.5 304.4 292.7 333.8 10.56 5 754 2597 11.4 8.3 81 3.1 9.5 352 11 308.5 310.2 293.4 336.3 9.15 6 731 2856 10.8 5.8 71 5.0 7.8 45 7 310.6 312.1 293.0 335.0 7.94 7 700 3217 8.0 3.2 72 4.8 5.3 120 2 311.3 312.7 292.4 332.7 6.90 8 668 3601 6.2 -2.8 52 9.0 1.7 37 3 313.5 314.4 291.2 328.3 4.66 9 645 3887 4.6 -0.4 70 5.0 2.0 335 4 314.9 316.0 292.6 333.1 5.77 10 636 4001 4.4 -5.6 48 10.0 -0.4 316 4 315.9 316.7 291.3 328.6 3.96 11 634 4027 4.2 -5.8 48 10.0 -0.6 317 4 316.0 316.7 291.3 328.5 3.91 12 605 4405 1.2 -3.8 69 5.0 -1.3 329 3 316.8 317.7 292.3 332.1 4.78 13 560 5022 -2.5 -13.5 43 11.0 -6.8 275 3 319.5 319.9 291.0 327.5 2.41 14 545 5237 -4.3 -9.0 70 4.7 -6.4 252 3 319.8 320.5 292.1 331.5 3.55 15 540 5309 -4.5 -14.5 46 10.0 -8.3 257 4 320.4 320.9 291.2 328.1 2.30 16 522 5575 -6.7 -13.7 57 7.0 -9.4 274 6 320.9 321.4 291.5 329.4 2.54 17 518 5635 -7.1 -10.2 78 3.1 -8.4 278 6 321.1 321.8 292.3 332.3 3.40 18 510 5756 -7.7 -14.7 57 7.0 -10.3 285 7 321.8 322.3 291.7 329.9 2.40 19 500 5910 -8.5 -12.7 72 4.2 -10.2 295 8 322.7 323.2 292.3 332.3 2.88 20 462 6520 -13.5 -15.7 83 2.2 -14.3 290 12 323.8 324.3 292.3 332.1 2.44 21 406 7498 -17.7 -19.0 90 1.3 -18.1 286 27 330.6 331.0 293.8 337.9 2.10 22 400 7610 -18.7 -19.4 94 0.7 -18.9 280 28 330.7 331.1 293.8 337.9 2.06 23 391 7779 -20.1 -20.1 100 0.0 -20.1 280 28 331.0 331.4 293.8 338.0 1.98 24 374 8107 -21.9 -24.8 77 2.9 -22.7 280 29 332.9 333.1 293.7 337.8 1.37 25 300 9690 -33.9 -36.0 81 2.1 -34.2 285 48 337.6 337.7 294.3 339.8 0.59 26 250 10940 -44.5 -46.0 85 1.5 -44.6 295 64 339.9 340.0 294.6 340.9 0.25 27 241 11185 -46.5 -49.7 70 3.2 -46.7 292 66 340.5 340.5 294.6 341.2 0.17 28 215 11934 -52.9 -54.0 88 1.1 -52.9 281 73 341.9 341.9 294.9 342.3 0.12 29 213 11995 -53.5 -54.9 85 1.4 -53.5 281 74 341.8 341.9 294.8 342.3 0.10 30 205 12241 -53.7 -57.5 63 3.8 -53.8 277 76 345.3 345.3 295.7 345.6 0.08 31 200 12400 -54.9 -59.9 54 5.0 -55.0 275 78 345.8 345.8 295.7 346.1 0.06 32 189 12758 -57.5 -67.0 29 9.6 -57.6 265 81 347.3 347.4 296.1 347.5 0.02 33 188 12791 -57.7 -67.7 27 10.0 -57.9 265 80 347.5 347.5 296.1 347.6 0.02 34 175 13238 -60.9 -70.9 26 10.0 -61.0 270 74 349.4 349.4 296.5 349.5 0.02 35 158 13870 -61.5 -76.5 12 15.0 -61.6 277 64 358.8 358.8 298.5 358.8 0.01 36 150 14190 -62.5 -76.5 14 14.0 -62.6 280 59 362.4 362.4 299.2 362.4 0.01 37 149 14231 -62.7 -76.7 14 14.0 -62.9 280 59 362.8 362.8 299.2 362.8 0.01 38 132 14968 -68.9 -79.9 19 11.0 -68.9 280 56 364.5 364.5 299.5 364.5 0.01 39 112 15940 -74.1 -82.1 28 8.0 -74.1 280 51 372.3 372.3 300.9 372.3 0.00 40 109 16099 -73.5 -81.5 28 8.0 -73.5 280 50 376.3 376.3 301.6 376.3 0.00 41 100 16600 -76.5 -83.5 32 7.0 -76.5 280 48 379.9 379.9 302.2 379.9 0.00 42 97 16775 -77.5 -84.5 32 7.0 -77.5 275 47 381.3 381.3 302.5 381.3 0.00 43 91 17142 -76.3 -84.3 27 8.0 -76.3 288 39 390.7 390.7 303.9 390.7 0.00 44 88 17337 -73.1 -82.1 24 9.0 -73.2 294 35 400.9 400.9 305.3 400.9 0.01 45 78 18039 -75.7 -84.7 23 9.0 -75.7 318 20 409.6 409.6 306.5 409.6 0.00 46 72 18511 -67.7 -82.7 10 15.0 -67.8 334 10 436.0 436.0 309.5 436.1 0.01 47 70 18680 -68.7 -83.7 10 15.0 -68.8 340 6 437.4 437.4 309.6 437.4 0.01 48 63 19308 -70.7 -84.7 11 14.0 -70.8 299 5 446.4 446.4 310.5 446.4 0.00 49 59 19702 -66.3 -83.3 7 17.0 -66.5 274 4 464.7 464.7 312.2 464.8 0.01 50 50 20710 -64.5 -84.5 5 20.0 -64.8 210 3 491.5 491.5 314.3 491.5 0.01 51 44 21495 -62.3 -84.3 4 22.0 -62.8 515.2 515.2 316.0 515.2 0.01 52 10 30338 -76.5 -83.5 32 7.0 -76.7 734.0 734.0 325.5 734.3 0.04 TRP 97 16775 -77.5 -84.5 32 7.0 -77.5 275 47 381.3 381.3 302.5 381.3 0.00 WND 189 12758 -57.5 -67.0 29 9.6 -57.6 265 81 347.3 347.4 296.1 347.5 0.02 Sounding variables and indices 1000-500 mb thick: 5697.00 m Freezing level: 590.41 mb = 4605.39 m = 15109.37 ft Wetbulb zero: 637.50 mb = 3982.20 m = 13064.79 ft Precipitable water: 1.05 inches Sfc-500 mean rel hum: 65.93 % Est. max temperature: 24.51 C = 76.12 F Sfc-Lift cond lev (LCL): 856.15 mb = 1498.60 m = 4916.59 ft T: -9999.00 C 700-500 lapse rate: 6.13 C/km ThetaE index: 8.07 C Layer 731.0- 645.0 mb Conv cond level (CCL): 705.33 mb = 3153.91 m = 10347.35 ft Mean mixing ratio: 9.92 g/kg Conv temperature: 24.52 C = 76.14 F Cap Strength: 2.99 C Lifted Index: 0.45 C Risk: Showers probable Lifted Index @300 mb: 3.23 C Lifted Index @700 mb: 1.95 C Showalter Index: 0.97 C Risk: Thunderstorms probable Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 20.70 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 174.40 Risk: None Energy Index: -0.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.73 J/kg Max Up Vert Vel: 6.59 m/s Conv Inhibition (B-): 191.98 J/kg Cap Strength: 2.84 C Lift Cond Lev (LCL): 766.36 mb = 2459.83 m = 8070.19 ft Lev Free Conv (LFC): 481.36 mb = 6203.05 m = 20350.97 ft Equ Level (EL): 441.36 mb = 6865.86 m = 22525.52 ft B at Equ Level: 20.64 J/kg Max Parcel Lev (MPL): 411.36 mb = 7399.07 m = 24274.87 ft Wind level data Storm motion: 338 at 7 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 ---------------------------------------------------------- 0 856 1500 0 0 -0.0 -0.0 | 158 7 -2.5 6.3 1 850 1585 360 10 -0.0 -10.0 | 34 4 -2.5 -3.7 2 796 2134 335 14 5.9 -12.7 | 332 7 3.4 -6.4 3 768 2438 320 13 8.4 -10.0 | 302 7 5.9 -3.6 4 700 3217 120 2 -1.7 1.0 | 150 8 -4.2 7.3 5 638 3962 315 4 2.8 -2.8 | 185 4 0.3 3.5 6 591 4572 335 3 1.3 -2.7 | 161 4 -1.2 3.6 7 548 5182 250 3 2.8 1.0 | 182 7 0.3 7.4 8 500 5910 295 8 7.3 -3.4 | 238 6 4.7 3.0 9 469 6401 285 10 9.7 -2.6 | 242 8 7.2 3.7 10 433 7010 310 23 17.6 -14.8 | 299 17 15.1 -8.4 11 400 7610 280 28 27.6 -4.9 | 267 25 25.1 1.5 12 367 8230 280 29 28.6 -5.0 | 267 26 26.1 1.3 13 337 8839 270 39 39.0 -0.0 | 260 37 36.5 6.3 14 300 9690 285 48 46.4 -12.4 | 278 44 43.9 -6.1 15 250 10940 295 64 58.0 -27.0 | 290 59 55.5 -20.7 16 200 12400 275 78 77.7 -6.8 | 270 75 75.2 -0.5 17 189 12758 265 81 80.7 7.1 | 260 79 78.2 13.4 18 150 14190 280 59 58.1 -10.2 | 274 56 55.6 -3.9 19 100 16600 280 48 47.3 -8.3 | 273 45 44.8 -2.0 20 97 16775 275 47 46.8 -4.1 | 267 44 44.3 2.2 21 70 18680 340 6 2.1 -5.6 | 147 1 -0.5 0.7 22 50 20710 210 3 1.5 2.6 | 174 9 -1.0 8.9 Wind Parameters Mean winds (0-6000m): 308.4 at 9.1 knts Storm direction: 338.4 at 6.8 knts Shear (0-3000m) pos: 2.6 neg: 3.1 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 4.9 deg Storm rel helicity (0-3000m) pos: 39.7 neg: -26.2 tot: 13.5 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.20 Bulk Shear: 6.79 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 ------------------------------------------------------------------------------- 500 350 11 9 4| 0.0 13.4 13.4| 0.0 -12.4 -12.4 -24.8 -0.97| 17.8-17.2 1000 338 12 338 5| 0.0 6.2 6.2| 3.3 -20.7 -17.4 -17.4 -0.78| 12.7 -9.9 1500 340 11 343 4| 4.8 4.2 9.0| 28.0 -20.7 7.3 4.9 -0.07| 14.4 -1.0 2000 337 9 331 2| 3.6 3.5 7.2| 36.9 -24.5 12.4 6.2 -0.02| 12.5 -0.3 2500 334 8 305 1| 2.9 3.7 6.6| 39.7 -25.0 14.7 5.9 0.03| 11.2 0.4 3000 333 7 260 1| 2.6 3.1 5.7| 39.7 -26.2 13.5 4.5 0.01| 9.6 0.1 4000 327 6 213 2| 2.0 2.5 4.5| 46.2 -26.4 19.8 4.9 0.07| 8.0 0.6 5000 316 7 230 3| 1.1 2.4 3.5| 57.7 -26.4 31.3 6.3 0.15| 7.3 1.1 6000 308 9 262 5| 0.5 2.5 3.0| 90.5 -77.1 13.4 2.2 0.11| 8.2 0.9 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251103.23.gif