UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050412.upa.cvt Date: 1200Z 4 MAY 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:1200Z 4 MAY 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 202 1 925 867 SFC 856 1500 17.8 8.8 56 9.0 12.3 355 8 304.2 305.7 291.5 329.2 8.33 3 850 1587 14.4 5.4 55 9.0 9.3 295 3 301.2 302.4 289.0 321.0 6.63 4 723 2925 2.4 -0.6 81 3.0 0.9 259 5 302.3 303.3 288.0 317.6 5.07 5 711 3060 1.6 -1.5 80 3.1 0.1 239 5 302.9 303.8 287.9 317.5 4.82 6 707 3105 1.6 -2.8 73 4.4 -0.4 232 5 303.4 304.2 287.7 316.8 4.40 7 706 3117 1.6 -3.4 69 5.0 -0.7 230 5 303.5 304.3 287.6 316.4 4.21 8 703 3151 3.4 -9.6 38 13.0 -1.9 225 5 305.9 306.4 286.8 314.1 2.62 9 700 3186 3.4 -11.6 32 15.0 -2.5 220 5 306.2 306.7 286.5 313.4 2.25 10 695 3244 3.8 -14.2 25 18.0 -2.9 217 5 307.3 307.7 286.5 313.2 1.83 11 694 3256 3.8 -13.2 28 17.0 -2.7 217 5 307.4 307.8 286.7 313.8 1.99 12 627 4070 -1.9 -13.9 39 12.0 -6.3 178 4 310.0 310.4 287.6 316.7 2.08 13 618 4185 -2.7 -15.7 36 13.0 -7.2 175 5 310.4 310.7 287.5 316.3 1.82 14 572 4795 -4.3 -30.3 11 26.0 -10.6 179 11 315.4 315.5 287.9 317.3 0.54 15 524 5478 -9.5 -32.5 13 23.0 -14.5 203 20 317.2 317.3 288.3 318.9 0.48 16 513 5642 -9.3 -47.3 3 38.0 -15.2 202 23 319.3 319.4 288.6 319.7 0.10 17 512 5657 -9.3 -46.3 3 37.0 -15.1 201 23 319.5 319.5 288.7 320.0 0.12 18 500 5840 -10.9 -38.9 8 28.0 -16.0 200 26 319.7 319.8 289.0 320.7 0.26 19 479 6168 -12.9 -28.9 25 16.0 -16.6 197 28 321.2 321.4 289.9 323.8 0.73 20 431 6966 -16.9 -43.9 8 27.0 -20.8 172 45 326.0 326.0 290.7 326.7 0.18 21 400 7520 -21.7 -44.7 11 23.0 -24.6 180 49 326.8 326.8 291.0 327.5 0.18 22 346 8572 -29.9 -56.9 5 27.0 -31.8 190 51 329.5 329.5 291.6 329.7 0.05 23 300 9570 -39.1 -59.1 10 20.0 -40.0 200 52 330.3 330.3 291.8 330.4 0.04 24 274 10187 -44.3 -61.3 13 17.0 -44.9 200 61 331.4 331.4 292.2 331.6 0.04 25 250 10800 -47.5 -61.5 19 14.0 -47.9 200 70 335.4 335.5 293.2 335.6 0.04 26 242 11014 -49.3 -60.3 27 11.0 -49.6 196 76 335.9 335.9 293.3 336.1 0.05 27 223 11546 -51.9 -66.9 15 15.0 -52.2 187 91 339.8 339.8 294.3 339.9 0.02 28 220 11633 -52.3 -68.5 13 16.2 -52.5 185 93 340.6 340.6 294.5 340.7 0.02 29 218 11692 -52.5 -69.5 11 17.0 -52.8 185 93 341.1 341.1 294.6 341.2 0.02 30 212 11873 -50.7 -71.7 7 21.0 -51.1 185 91 346.7 346.7 295.9 346.7 0.01 31 211 11904 -50.7 -71.7 7 21.0 -51.1 185 91 347.1 347.1 296.0 347.2 0.01 32 200 12250 -53.1 -71.1 9 18.0 -53.4 185 89 348.7 348.7 296.4 348.7 0.01 33 194 12445 -54.7 -71.7 11 17.0 -54.9 185 83 349.2 349.2 296.5 349.2 0.01 34 164 13512 -56.9 -79.9 4 23.0 -57.2 185 51 362.7 362.7 299.2 362.7 0.00 35 150 14070 -61.9 -80.9 6 19.0 -62.0 185 34 363.4 363.4 299.4 363.5 0.00 36 135 14713 -67.5 -82.5 10 15.0 -67.6 202 42 364.6 364.6 299.6 364.6 0.00 37 118 15515 -71.5 -84.5 13 13.0 -71.5 224 52 371.6 371.6 300.8 371.6 0.00 38 117 15566 -71.7 -84.7 13 13.0 -71.8 225 53 372.1 372.1 300.9 372.1 0.00 39 108 16041 -68.9 -85.9 7 17.0 -69.0 217 50 386.0 386.0 303.2 386.0 0.00 40 101 16441 -69.9 -85.9 8 16.0 -70.0 211 47 391.6 391.6 304.0 391.6 0.00 41 100 16500 -69.1 -85.1 8 16.0 -69.2 210 47 394.2 394.2 304.4 394.2 0.00 42 71 18527 -73.7 -87.7 10 14.0 -73.7 224 18 425.0 425.0 308.3 425.0 0.00 43 70 18610 -71.7 -87.7 7 16.0 -71.8 225 17 431.0 431.0 308.9 431.0 0.00 44 69 18695 -69.3 -86.3 7 17.0 -69.4 230 17 437.9 437.9 309.7 437.9 0.00 45 61 19430 -68.7 -88.7 4 20.0 -68.8 276 13 455.0 455.0 311.3 455.0 0.00 46 55 20060 -60.7 -87.7 2 27.0 -61.2 315 11 487.0 487.0 314.0 487.0 0.00 47 50 20650 -62.1 -89.1 2 27.0 -62.6 350 8 497.1 497.1 314.8 497.2 0.00 48 37 22518 -60.5 -91.5 1 31.0 -61.2 546.0 546.0 317.9 546.0 0.00 49 35 22868 -56.5 -88.5 1 32.0 -57.7 565.1 565.1 318.9 565.2 0.00 TRP 117 15566 -71.7 -84.7 13 13.0 -71.8 225 53 372.1 372.1 300.9 372.1 0.00 WND 220 11633 -52.3 -68.5 13 16.2 -52.5 185 93 340.6 340.6 294.5 340.7 0.02 Sounding variables and indices 1000-500 mb thick: 5638.00 m Freezing level: 649.33 mb = 3798.75 m = 12462.92 ft Wetbulb zero: 710.41 mb = 3066.66 m = 10061.08 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 39.03 % Est. max temperature: 17.16 C = 62.89 F Sfc-Lift cond lev (LCL): 748.37 mb = 2639.66 m = 8660.19 ft T: 4.96 C 700-500 lapse rate: 5.39 C/km ThetaE index: 15.94 C Layer 850.0- 694.0 mb Conv cond level (CCL): 714.38 mb = 3021.66 m = 9913.45 ft Mean mixing ratio: 6.13 g/kg Conv temperature: 16.43 C = 61.57 F Cap Strength: 5.80 C Lifted Index: 5.46 C Risk: None Lifted Index @300 mb: 7.76 C Lifted Index @700 mb: 2.97 C Showalter Index: 4.96 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 16.30 C K Index: 15.70 Risk: < 20 % chance of thunderstorms Sweat Index: 96.80 Risk: None Energy Index: 0.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.00 J/kg Max Up Vert Vel: 0.00 m/s Conv Inhibition (B-): 21322.93 J/kg Cap Strength: 5.60 C Lift Cond Lev (LCL): 724.78 mb = 2904.42 m = 9528.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 219 at 13 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 355 8 0.7 -8.0 | 22 19 -7.3 -17.7 1 850 1587 295 3 2.7 -1.3 | 26 12 -5.2 -10.9 2 795 2134 310 6 4.6 -3.9 | 14 14 -3.4 -13.5 3 767 2438 330 4 2.0 -3.5 | 24 14 -6.0 -13.1 4 700 3186 220 5 3.2 3.8 | 39 8 -4.8 -5.9 5 634 3962 180 3 0.0 3.0 | 50 10 -8.0 -6.7 6 587 4572 165 9 -2.3 8.7 | 85 10 -10.3 -1.0 7 544 5182 205 16 6.8 14.5 | 166 5 -1.2 4.8 8 500 5840 200 26 8.9 24.4 | 184 15 0.9 14.8 9 464 6401 195 29 7.5 28.0 | 179 18 -0.5 18.3 10 428 7010 170 46 -8.0 45.3 | 156 39 -16.0 35.6 11 400 7520 180 49 0.0 49.0 | 169 40 -8.0 39.3 12 362 8230 185 50 4.4 49.8 | 175 40 -3.6 40.1 13 332 8839 195 52 13.5 50.2 | 188 41 5.5 40.5 14 300 9570 200 52 17.8 48.9 | 194 40 9.8 39.2 15 250 10800 200 70 23.9 65.8 | 196 58 16.0 56.1 16 220 11633 185 93 8.1 92.6 | 180 83 0.1 83.0 17 200 12250 185 89 7.8 88.7 | 180 79 -0.2 79.0 18 150 14070 185 34 3.0 33.9 | 168 25 -5.0 24.2 19 117 15566 225 53 37.5 37.5 | 227 41 29.5 27.8 20 100 16500 210 47 23.5 40.7 | 207 35 15.5 31.0 21 70 18610 225 17 12.0 12.0 | 240 5 4.1 2.3 22 50 20650 350 8 1.4 -7.9 | 21 19 -6.6 -17.6 Wind Parameters Mean winds (0-6000m): 189.5 at 16.7 knts Storm direction: 219.5 at 12.5 knts Shear (0-3000m) pos: 0.3 neg: 2.8 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 58.3 deg Storm rel helicity (0-3000m) pos: 34.7 neg: -11.5 tot: 23.2 m^2/s^2 ave: 7.7 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 48.35 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 ------------------------------------------------------------------------------- 500 307 4 20 13| 0.0 6.2 6.2| 3.1 -6.7 -3.6 -7.1 -0.13| 9.6 -1.2 1000 313 5 19 14| 0.9 3.1 3.9| 11.2 -8.5 2.7 2.7 0.03| 6.6 0.2 1500 304 5 19 13| 0.6 3.8 4.4| 13.5 -11.5 2.0 1.4 0.03| 6.3 0.2 2000 284 5 18 11| 0.4 3.1 3.6| 20.1 -11.5 8.6 4.3 0.16| 5.7 0.9 2500 268 4 21 10| 0.3 2.4 2.7| 22.1 -11.5 10.6 4.3 0.18| 5.0 0.9 3000 241 5 28 8| 0.3 2.8 3.0| 34.7 -11.5 23.2 7.7 0.32| 5.0 1.6 4000 209 7 52 6| 1.8 2.1 3.9| 58.0 -11.5 46.5 11.6 0.47| 5.9 2.8 5000 203 11 99 4| 1.4 2.9 4.3| 59.9 -24.4 35.5 7.1 0.33| 6.0 2.0 6000 189 17 143 9| 1.8 3.9 5.7|144.9-103.5 41.4 6.9 0.21| 7.4 1.5 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20250504.12.gif