UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112811.upa.cvt Date: 1100Z 28 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:1100Z 28 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 156 1 925 816 SFC 851 1500 16.0 16.0 100 0.0 16.0 60 5 302.8 305.3 295.0 342.9 13.56 3 850 1532 14.8 13.2 90 1.6 13.8 60 4 301.6 303.7 293.0 335.0 11.29 4 849 1542 14.8 12.7 87 2.1 13.4 59 4 301.8 303.8 292.8 334.0 10.93 5 818 1856 12.2 11.3 94 0.9 11.6 41 7 302.2 304.1 292.5 332.8 10.34 6 700 3153 6.8 6.8 100 0.0 6.8 295 9 310.0 311.7 293.6 337.3 8.90 7 625 4075 1.8 1.7 99 0.1 1.7 282 12 314.5 315.8 293.4 336.3 6.94 8 537 5283 -5.3 -5.3 100 0.0 -5.3 297 21 320.0 320.9 293.2 335.6 4.81 9 500 5840 -9.1 -12.9 74 3.8 -10.6 280 17 321.9 322.5 292.1 331.4 2.83 10 476 6220 -11.9 -18.9 56 7.0 -14.2 280 22 323.0 323.4 291.5 329.2 1.80 11 414 7282 -16.9 -30.9 29 14.0 -20.0 288 35 329.8 329.9 292.3 332.3 0.70 12 413 7300 -16.9 -30.9 29 14.0 -20.0 288 35 330.0 330.1 292.4 332.6 0.70 13 400 7540 -18.9 -29.9 37 11.0 -21.3 290 35 330.4 330.6 292.6 333.3 0.80 14 378 7958 -22.5 -30.5 48 8.0 -24.1 290 33 331.1 331.2 292.8 334.0 0.80 15 376 7997 -22.7 -31.7 44 9.0 -24.5 290 33 331.3 331.4 292.8 333.9 0.72 16 354 8437 -24.7 -53.7 5 29.0 -27.5 296 32 334.4 334.4 293.0 334.7 0.07 17 331 8922 -28.1 -40.1 31 12.0 -29.7 310 33 336.2 336.3 293.7 337.6 0.35 18 320 9163 -29.7 -53.7 8 24.0 -31.7 312 37 337.2 337.3 293.7 337.6 0.08 19 300 9620 -33.1 -55.1 9 22.0 -34.7 315 45 338.7 338.7 294.1 339.0 0.07 20 297 9690 -33.7 -52.7 13 19.0 -35.1 316 45 338.8 338.9 294.1 339.2 0.10 21 291 9832 -34.5 -38.6 66 4.1 -35.0 317 44 339.7 339.8 294.7 341.5 0.47 22 289 9880 -34.9 -44.9 35 10.0 -35.9 317 44 339.8 339.8 294.5 340.8 0.24 23 281 10075 -36.5 -41.2 62 4.7 -37.0 319 42 340.2 340.3 294.7 341.7 0.37 24 268 10400 -39.3 -63.3 6 24.0 -40.4 321 41 340.8 340.8 294.6 340.9 0.03 25 250 10870 -43.3 -58.3 18 15.0 -44.0 325 38 341.7 341.7 294.8 341.9 0.06 26 242 11089 -45.3 -61.3 15 16.0 -45.9 323 40 341.9 341.9 294.8 342.1 0.04 27 230 11427 -48.5 -52.1 66 3.6 -48.7 319 43 342.0 342.0 294.9 342.6 0.13 28 227 11514 -49.3 -54.0 58 4.7 -49.5 319 44 342.1 342.1 294.9 342.5 0.11 29 221 11690 -49.7 -61.7 23 12.0 -50.1 317 46 344.1 344.1 295.3 344.3 0.04 30 213 11932 -51.3 -69.3 10 18.0 -51.7 314 48 345.3 345.3 295.6 345.3 0.02 31 200 12340 -53.9 -69.9 12 16.0 -54.2 310 52 347.4 347.4 296.1 347.5 0.02 32 181 12973 -58.5 -73.5 13 15.0 -58.7 307 58 350.0 350.0 296.6 350.0 0.01 33 165 13551 -60.8 -75.8 12 15.0 -61.0 305 63 355.5 355.5 297.8 355.5 0.01 34 158 13819 -61.9 -76.9 12 15.0 -62.0 300 58 358.1 358.1 298.3 358.1 0.01 35 150 14140 -61.9 -77.9 10 16.0 -62.0 295 52 363.4 363.4 299.4 363.5 0.01 36 144 14392 -62.1 -78.1 10 16.0 -62.3 293 49 367.4 367.4 300.1 367.4 0.01 37 127 15157 -67.9 -80.9 14 13.0 -67.9 289 39 370.3 370.3 300.7 370.4 0.00 38 113 15857 -68.5 -82.5 12 14.0 -68.6 285 30 381.8 381.8 302.5 381.8 0.00 39 100 16580 -73.3 -84.3 17 11.0 -73.3 280 21 386.1 386.1 303.2 386.1 0.00 40 90 17195 -76.1 -86.1 19 10.0 -76.2 290 17 392.3 392.3 304.1 392.4 0.00 41 81 17804 -76.5 -85.5 23 9.0 -76.5 313 20 403.5 403.5 305.7 403.5 0.00 42 79 17948 -77.1 -86.1 22 9.0 -77.1 319 20 405.2 405.2 305.9 405.2 0.00 43 70 18650 -74.3 -85.3 17 11.0 -74.3 345 23 425.4 425.4 308.3 425.4 0.00 44 68 18820 -71.7 -83.7 15 12.0 -71.8 350 22 434.6 434.6 309.3 434.6 0.01 45 52 20414 -68.9 -84.9 8 16.0 -69.1 38 17 475.8 475.8 313.1 475.8 0.01 46 50 20650 -67.5 -85.5 6 18.0 -67.7 45 16 484.4 484.4 313.8 484.4 0.01 47 46 21159 -62.3 -83.3 4 21.0 -62.7 52 17 508.7 508.7 315.5 508.7 0.01 48 37 22502 -63.3 -85.3 4 22.0 -63.8 72 21 538.8 538.8 317.5 538.8 0.01 49 31 23603 -58.3 -83.3 3 25.0 -59.4 87 24 580.2 580.2 319.7 580.3 0.01 50 30 23810 -58.3 -83.3 3 25.0 -59.4 90 25 585.7 585.7 319.9 585.8 0.01 51 21 26081 -53.3 -85.3 1 32.0 -55.8 663.7 663.7 323.2 663.8 0.01 TRP 90 17195 -76.1 -86.1 19 10.0 -76.2 290 17 392.3 392.3 304.1 392.4 0.00 WND 165 13551 -60.8 -75.8 12 15.0 -61.0 305 63 355.5 355.5 297.8 355.5 0.01 Sounding variables and indices 1000-500 mb thick: 5684.00 m Freezing level: 602.69 mb = 4381.54 m = 14374.97 ft Wetbulb zero: 603.49 mb = 4354.13 m = 14285.04 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 96.54 % Est. max temperature: 22.82 C = 73.07 F Sfc-Lift cond lev (LCL): 851.17 mb = 1498.38 m = 4915.89 ft T: -9999.00 C 700-500 lapse rate: 5.92 C/km ThetaE index: 10.10 C Layer 850.0- 700.0 mb Conv cond level (CCL): 772.37 mb = 2334.02 m = 7657.47 ft Mean mixing ratio: 10.18 g/kg Conv temperature: 18.18 C = 64.72 F Cap Strength: 1.10 C Lifted Index: 0.31 C Risk: Showers probable Lifted Index @300 mb: 4.70 C Lifted Index @700 mb: 1.10 C Showalter Index: -0.15 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 22.30 C K Index: 37.10 Risk: > 80 % chance of thunderstorms Sweat Index: 183.40 Risk: None Energy Index: -0.76 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.26 J/kg Max Up Vert Vel: 6.82 m/s Conv Inhibition (B-): 25456.89 J/kg Cap Strength: 1.08 C Lift Cond Lev (LCL): 788.72 mb = 2159.60 m = 7085.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 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 ---------------------------------------------------------- 0 851 1500 60 5 -4.3 -2.5 | 125 15 -12.0 8.4 1 850 1532 60 4 -3.5 -2.0 | 129 14 -11.2 8.9 2 791 2134 25 10 -4.2 -9.1 | 99 12 -11.9 1.9 3 763 2438 355 15 1.3 -14.9 | 58 8 -6.4 -4.0 4 700 3153 295 9 8.2 -3.8 | 184 7 0.5 7.1 5 633 3962 280 11 10.8 -1.9 | 199 10 3.1 9.0 6 586 4572 295 17 15.4 -7.2 | 244 9 7.7 3.8 7 543 5182 300 22 19.1 -11.0 | 270 11 11.4 -0.1 8 500 5840 280 17 16.7 -3.0 | 229 12 9.0 8.0 9 465 6401 280 25 24.6 -4.3 | 249 18 16.9 6.6 10 429 7010 285 35 33.8 -9.1 | 266 26 26.1 1.9 11 400 7540 290 35 32.9 -12.0 | 272 25 25.2 -1.0 12 364 8230 290 32 30.1 -10.9 | 270 22 22.4 -0.0 13 334 8839 310 32 24.5 -20.6 | 300 19 16.8 -9.6 14 300 9620 315 45 31.8 -31.8 | 311 32 24.1 -20.9 15 250 10870 325 38 21.8 -31.1 | 325 25 14.1 -20.2 16 200 12340 310 52 39.8 -33.4 | 305 39 32.1 -22.5 17 165 13551 305 63 51.6 -36.1 | 300 51 43.9 -25.2 18 150 14140 295 52 47.1 -22.0 | 286 41 39.4 -11.0 19 100 16580 280 21 20.7 -3.6 | 241 15 13.0 7.3 20 90 17195 290 17 16.0 -5.8 | 238 10 8.3 5.1 21 70 18650 345 23 6.0 -22.2 | 9 11 -1.7 -11.3 22 50 20650 45 16 -11.3 -11.3 | 89 19 -19.0 -0.4 23 30 23810 90 25 -25.0 0.0 | 108 34 -32.7 10.9 Wind Parameters Mean winds (0-6000m): 294.9 at 17.8 knts Storm direction: 324.9 at 13.4 knts Shear (0-3000m) pos: 1.0 neg: 2.7 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 113.2 deg Storm rel helicity (0-3000m) pos: 21.7 neg: -39.7 tot: -18.0 m^2/s^2 ave: -6.0 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.42 Bulk Shear: 55.82 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 42 6 118 13| 0.0 4.9 4.9| 0.6 -16.7 -16.1 -32.2 -0.84| 5.5 -4.6 1000 19 9 102 11| 0.0 7.0 7.0| 0.6 -39.6 -39.0 -39.0 -0.79| 8.5 -6.7 1500 1 10 95 8| 0.0 4.5 4.5| 3.0 -39.6 -36.6 -24.4 -0.31| 9.2 -2.8 2000 346 10 102 5| 0.0 3.5 3.5| 4.9 -39.7 -34.7 -17.4 -0.24| 7.8 -1.9 2500 331 10 127 3| 0.0 3.2 3.2| 8.4 -39.7 -31.3 -12.5 -0.18| 6.7 -1.2 3000 319 11 166 3| 1.0 2.7 3.6| 21.7 -39.7 -18.0 -6.0 -0.01| 6.6 -0.0 4000 309 13 222 4| 1.3 2.1 3.4| 34.5 -51.7 -17.1 -4.3 0.02| 6.2 0.1 5000 300 15 234 6| 1.7 1.8 3.6| 58.6 -63.0 -4.5 -0.9 0.05| 6.3 0.3 6000 295 18 248 9| 2.3 1.5 3.8|109.1 -63.0 46.1 7.7 0.15| 6.3 0.9 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251128.11.gif