UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110123.upa.cvt Date: 2300Z 1 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 1 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 143 1 925 806 SFC 850 1500 17.0 16.2 95 0.8 16.5 150 1 304.0 306.5 295.5 344.9 13.76 3 848 1520 18.0 14.2 78 3.8 15.5 158 2 305.2 307.5 294.7 341.4 12.09 4 847 1531 18.0 14.4 79 3.6 15.6 160 2 305.3 307.6 294.8 342.0 12.27 5 845 1551 19.2 14.3 73 4.9 15.9 163 3 306.8 309.1 295.1 343.6 12.22 6 831 1697 19.4 12.4 64 7.0 14.8 186 9 308.5 310.5 294.7 341.7 10.95 7 804 1986 19.0 8.0 49 11.0 12.1 232 21 311.0 312.5 293.5 336.8 8.40 8 803 1996 19.0 8.0 49 11.0 12.1 234 22 311.1 312.7 293.6 337.0 8.41 9 700 3172 9.2 -3.8 40 13.0 2.7 255 16 312.7 313.5 290.5 325.7 4.12 10 699 3184 9.2 -4.8 37 14.0 2.4 256 16 312.8 313.5 290.3 325.0 3.83 11 692 3267 8.8 -7.2 31 16.0 1.4 261 17 313.3 313.9 289.9 323.6 3.22 12 653 3745 5.2 1.4 76 3.8 3.1 294 20 314.4 315.7 293.0 334.9 6.50 13 625 4103 3.6 -3.4 60 7.0 0.1 302 24 316.6 317.5 292.2 331.8 4.76 14 546 5185 -4.9 -7.3 83 2.4 -6.0 275 31 318.9 319.7 292.3 332.1 4.05 15 543 5229 -4.9 -8.4 76 3.5 -6.4 274 31 319.4 320.2 292.2 331.6 3.74 16 539 5287 -3.1 -30.1 10 27.0 -10.2 273 32 322.3 322.4 290.1 324.4 0.58 17 538 5302 -3.3 -31.3 9 28.0 -10.4 273 32 322.2 322.3 290.0 324.1 0.52 18 531 5406 -3.5 -31.5 9 28.0 -10.6 270 32 323.2 323.3 290.3 325.0 0.52 19 518 5602 -4.7 -40.7 4 36.0 -12.0 266 33 324.0 324.1 290.2 324.8 0.21 20 500 5880 -6.5 -42.5 4 36.0 -13.3 260 35 325.1 325.2 290.5 325.8 0.18 21 489 6053 -7.3 -44.3 3 37.0 -14.0 262 35 326.2 326.2 290.8 326.8 0.15 22 443 6811 -13.3 -45.3 5 32.0 -18.3 265 39 328.0 328.0 291.3 328.6 0.15 23 400 7580 -17.3 -43.3 8 26.0 -21.3 280 46 332.5 332.5 292.6 333.3 0.21 24 396 7655 -17.9 -44.9 7 27.0 -21.8 279 46 332.7 332.7 292.6 333.4 0.18 25 345 8665 -27.1 -47.1 13 20.0 -29.3 278 52 333.6 333.6 292.9 334.2 0.16 26 341 8749 -27.9 -42.9 23 15.0 -29.7 279 52 333.6 333.7 293.0 334.6 0.25 27 329 9005 -29.1 -33.3 67 4.2 -29.8 285 55 335.4 335.5 293.8 338.0 0.70 28 306 9520 -30.9 -33.2 80 2.3 -31.3 301 61 339.9 340.1 295.0 342.8 0.76 29 300 9660 -31.9 -33.6 85 1.7 -32.2 305 63 340.4 340.6 295.1 343.2 0.75 30 298 9707 -32.5 -34.0 86 1.5 -32.7 305 63 340.2 340.4 295.0 343.0 0.72 31 281 10119 -35.3 -38.2 75 2.9 -35.7 305 64 342.0 342.1 295.3 343.9 0.50 32 250 10920 -42.7 -45.4 75 2.7 -42.9 305 67 342.6 342.6 295.2 343.6 0.26 33 217 11862 -51.7 -55.3 65 3.6 -51.8 295 74 342.8 342.8 295.1 343.2 0.10 34 211 12044 -52.5 -57.0 58 4.5 -52.7 294 75 344.3 344.3 295.4 344.7 0.08 35 200 12390 -54.9 -57.6 72 2.7 -55.0 290 78 345.8 345.8 295.8 346.2 0.08 36 172 13336 -62.9 -64.6 80 1.7 -62.9 282 83 347.8 347.8 296.2 348.0 0.04 37 168 13481 -63.9 -66.8 68 2.9 -63.9 280 83 348.5 348.5 296.3 348.6 0.03 38 162 13703 -64.7 -70.7 43 6.0 -64.8 278 84 350.8 350.8 296.8 350.9 0.02 39 153 14050 -66.6 -72.6 43 6.0 -66.7 275 86 353.3 353.3 297.4 353.4 0.01 40 150 14170 -67.3 -73.3 42 6.0 -67.4 270 85 354.2 354.2 297.5 354.2 0.01 41 132 14934 -70.7 -79.7 25 9.0 -70.8 279 70 361.3 361.3 299.0 361.3 0.01 42 126 15211 -68.5 -81.5 14 13.0 -68.6 283 64 370.1 370.1 300.6 370.1 0.00 43 100 16580 -72.9 -82.9 21 10.0 -72.9 300 37 386.9 386.9 303.3 386.9 0.00 44 83 17666 -76.1 -84.1 27 8.0 -76.2 291 28 401.5 401.5 305.4 401.6 0.00 45 82 17736 -76.3 -85.3 23 9.0 -76.3 290 27 402.5 402.5 305.5 402.5 0.00 46 72 18494 -72.3 -84.3 15 12.0 -72.3 282 15 426.3 426.3 308.4 426.3 0.00 47 70 18660 -73.1 -85.1 14 12.0 -73.2 280 13 428.0 428.0 308.6 428.0 0.00 48 64 19183 -73.5 -86.5 12 13.0 -73.6 272 11 438.2 438.2 309.7 438.2 0.00 49 58 19769 -65.9 -84.9 5 19.0 -66.1 263 8 467.9 467.9 312.5 467.9 0.01 50 50 20680 -60.3 -85.3 2 25.0 -60.9 250 4 501.4 501.4 315.1 501.4 0.01 51 49 20806 -59.9 -85.9 2 26.0 -60.5 505.2 505.2 315.3 505.3 0.00 52 47 21066 -61.1 -86.1 2 25.0 -61.6 508.4 508.4 315.5 508.4 0.01 TRP 82 17736 -76.3 -85.3 23 9.0 -76.3 290 27 402.5 402.5 305.5 402.5 0.00 WND 153 14050 -66.6 -72.6 43 6.0 -66.7 275 86 353.3 353.3 297.4 353.4 0.01 Sounding variables and indices 1000-500 mb thick: 5737.00 m Freezing level: 591.54 mb = 4561.46 m = 14965.25 ft Wetbulb zero: 623.98 mb = 4116.09 m = 13504.08 ft Precipitable water: 0.79 inches Sfc-500 mean rel hum: 50.95 % Est. max temperature: 25.32 C = 77.58 F Sfc-Lift cond lev (LCL): 840.17 mb = 1601.44 m = 5254.00 ft T: 19.27 C 700-500 lapse rate: 5.80 C/km ThetaE index: 13.40 C Layer 700.0- 653.0 mb Conv cond level (CCL): 656.58 mb = 3700.28 m = 12139.88 ft Mean mixing ratio: 8.69 g/kg Conv temperature: 26.90 C = 80.41 F Cap Strength: 2.59 C Lifted Index: 1.62 C Risk: Showers probable Lifted Index @300 mb: 4.06 C Lifted Index @700 mb: 2.23 C Showalter Index: -1.66 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.70 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 231.40 Risk: None Energy Index: -3.57 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.61 J/kg Max Up Vert Vel: 7.95 m/s Conv Inhibition (B-): 141.53 J/kg Cap Strength: 2.59 C Lift Cond Lev (LCL): 694.67 mb = 3235.40 m = 10614.69 ft Lev Free Conv (LFC): 569.67 mb = 4845.48 m = 15897.06 ft Equ Level (EL): 539.67 mb = 5277.54 m = 17314.54 ft B at Equ Level: 29.46 J/kg Max Parcel Lev (MPL): 499.67 mb = 5885.07 m = 19307.75 ft Wind level data Storm motion: 299 at 21 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 ---------------------------------------------------------- 0 850 1500 150 1 -0.5 0.9 | 120 22 -19.2 11.3 1 850 1524 155 1 -0.4 0.9 | 121 22 -19.2 11.3 2 791 2134 255 27 26.1 7.0 | 203 19 7.3 17.4 3 763 2438 260 24 23.6 4.2 | 199 15 4.9 14.6 4 700 3172 255 16 15.5 4.1 | 167 15 -3.3 14.5 5 635 3962 310 22 16.9 -14.1 | 27 4 -1.9 -3.8 6 588 4572 270 34 34.0 -0.0 | 236 18 15.3 10.4 7 545 5182 275 31 30.9 -2.7 | 238 14 12.1 7.7 8 500 5880 260 35 34.5 6.1 | 224 23 15.7 16.5 9 467 6401 265 36 35.9 3.1 | 232 22 17.1 13.5 10 431 7010 265 41 40.8 3.6 | 238 26 22.1 14.0 11 400 7580 280 46 45.3 -8.0 | 265 27 26.6 2.4 12 366 8230 275 49 48.8 -4.3 | 258 31 30.1 6.1 13 336 8839 280 53 52.2 -9.2 | 268 33 33.5 1.2 14 300 9660 305 63 51.6 -36.1 | 308 42 32.9 -25.7 15 250 10920 305 67 54.9 -38.4 | 308 46 36.1 -28.0 16 200 12390 290 78 73.3 -26.7 | 287 57 54.6 -16.3 17 153 14050 275 86 85.7 -7.5 | 268 67 66.9 2.9 18 150 14170 270 85 85.0 -0.0 | 261 67 66.3 10.4 19 100 16580 300 37 32.0 -18.5 | 301 16 13.3 -8.1 20 82 17736 290 27 25.4 -9.2 | 260 7 6.6 1.2 21 70 18660 280 13 12.8 -2.3 | 144 10 -5.9 8.1 22 50 20680 250 4 3.8 1.4 | 128 19 -15.0 11.8 Wind Parameters Mean winds (0-6000m): 269.0 at 28.6 knts Storm direction: 299.0 at 21.4 knts Shear (0-3000m) pos: 4.8 neg: 2.5 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 120.4 deg Storm rel helicity (0-3000m) pos: 220.1 neg: -59.0 tot: 161.1 m^2/s^2 ave: 53.7 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 14.8 stream: 1.6 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.54 Bulk Shear: 58.55 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 ------------------------------------------------------------------------------- 500 230 11 150 20| 21.8 0.0 21.8|161.9 0.0 161.9 323.8 0.94| 26.8 25.1 1000 255 18 176 15| 12.2 0.0 12.2|214.5 -7.4 207.1 207.1 0.80| 20.9 16.6 1500 256 19 179 15| 8.1 1.9 10.0|214.5 -29.2 185.3 123.5 0.58| 15.8 9.2 2000 258 19 178 14| 6.3 1.4 7.8|219.8 -35.7 184.1 92.1 0.49| 14.1 6.9 2500 267 19 181 11| 5.8 1.1 7.0|220.1 -37.4 182.8 73.1 0.32| 13.8 4.5 3000 272 20 190 10| 4.8 2.5 7.3|220.1 -59.0 161.1 53.7 0.11| 14.8 1.6 4000 272 23 206 11| 3.6 2.3 5.9|222.2 -73.5 148.7 37.2 0.07| 12.4 0.8 5000 269 26 214 13| 3.2 2.3 5.5|242.4 -86.7 155.8 31.2 0.07| 10.9 0.8 6000 269 29 222 15| 3.5 2.1 5.6|329.1 -86.7 242.4 40.4 0.17| 10.3 1.7 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251101.23.gif