UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110600.upa.cvt Date: 0000Z 6 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:0000Z 6 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 182 1 925 840 SFC 853 1500 14.8 14.8 100 0.0 14.8 90 3 301.3 303.6 293.9 338.2 12.51 3 850 1553 15.8 13.5 86 2.3 14.3 60 8 302.7 304.8 293.5 336.8 11.52 4 849 1563 15.8 13.5 86 2.3 14.3 59 8 302.8 304.9 293.6 337.0 11.53 5 832 1735 15.4 13.4 88 2.0 14.1 51 10 304.1 306.3 294.1 339.0 11.69 6 808 1983 13.2 12.3 94 0.9 12.6 38 12 304.4 306.4 293.7 337.8 11.20 7 807 1993 13.2 12.1 93 1.1 12.5 37 12 304.5 306.5 293.7 337.5 11.06 8 803 2035 15.8 10.8 72 5.0 12.6 35 12 307.7 309.6 294.0 338.5 10.18 9 766 2436 14.2 9.2 72 5.0 11.0 20 7 310.1 311.9 294.2 339.4 9.58 10 700 3191 9.0 3.0 66 6.0 5.6 220 3 312.5 313.7 292.7 333.6 6.80 11 602 4418 -0.9 -8.9 55 8.0 -4.4 176 18 314.8 315.4 290.3 325.2 3.24 12 601 4431 -0.9 -7.9 59 7.0 -4.0 175 18 314.9 315.6 290.6 326.2 3.51 13 591 4565 -0.9 -15.9 31 15.0 -6.4 171 19 316.4 316.8 289.6 322.7 1.87 14 573 4811 -2.9 -11.9 50 9.0 -6.5 170 20 316.9 317.4 290.5 325.7 2.68 15 538 5309 -5.5 -32.5 10 27.0 -11.8 172 21 319.6 319.7 289.1 321.2 0.46 16 509 5742 -8.1 -23.1 29 15.0 -12.5 182 18 321.5 321.7 290.5 325.6 1.17 17 505 5803 -8.7 -17.7 48 9.0 -11.8 183 18 321.5 321.9 291.1 327.9 1.88 18 504 5818 -8.7 -16.7 52 8.0 -11.5 184 17 321.7 322.1 291.3 328.6 2.05 19 500 5880 -8.9 -22.9 31 14.0 -13.0 185 17 322.2 322.4 290.7 326.4 1.21 20 498 5911 -8.9 -26.9 22 18.0 -13.6 188 17 322.6 322.7 290.5 325.6 0.85 21 494 5973 -9.3 -22.3 34 13.0 -13.2 193 16 322.8 323.1 290.9 327.3 1.29 22 486 6099 -8.9 -31.9 14 23.0 -14.3 204 16 324.8 324.9 290.8 326.8 0.54 23 483 6147 -9.3 -33.3 12 24.0 -14.7 208 15 324.9 325.0 290.7 326.7 0.48 24 418 7243 -18.5 -32.5 28 14.0 -21.3 248 18 326.8 326.9 291.4 329.0 0.60 25 412 7351 -19.1 -36.1 21 17.0 -22.1 247 17 327.4 327.5 291.4 329.0 0.42 26 403 7515 -20.3 -30.3 40 10.0 -22.4 246 16 327.9 328.1 291.9 330.7 0.76 27 400 7570 -20.7 -33.7 30 13.0 -23.1 245 16 328.1 328.2 291.7 330.1 0.55 28 382 7910 -22.7 -43.7 13 21.0 -25.5 248 18 329.8 329.8 291.9 330.6 0.21 29 323 9121 -31.5 -54.5 8 23.0 -33.2 253 36 333.9 333.9 292.8 334.1 0.07 30 307 9479 -34.1 -40.1 55 6.0 -34.8 258 39 335.1 335.2 293.4 336.6 0.38 31 300 9640 -35.3 -42.3 49 7.0 -36.0 260 40 335.6 335.7 293.5 336.8 0.31 32 288 9923 -37.5 -47.5 35 10.0 -38.3 259 44 336.4 336.5 293.6 337.1 0.18 33 268 10418 -39.5 -52.5 24 13.0 -40.3 257 52 340.5 340.5 294.6 341.0 0.11 34 266 10469 -39.9 -52.9 24 13.0 -40.7 257 53 340.6 340.7 294.6 341.1 0.11 35 250 10890 -43.5 -55.5 25 12.0 -44.1 255 59 341.4 341.4 294.7 341.7 0.08 36 228 11502 -49.1 -57.1 39 8.0 -49.4 255 68 342.0 342.0 294.8 342.3 0.07 37 204 12223 -54.5 -64.5 28 10.0 -54.7 255 80 344.5 344.5 295.4 344.6 0.03 38 203 12255 -54.6 -64.6 28 10.0 -54.9 255 80 344.8 344.8 295.5 344.9 0.03 39 200 12350 -55.1 -65.1 28 10.0 -55.3 255 79 345.5 345.5 295.7 345.6 0.03 40 187 12776 -56.9 -69.9 18 13.0 -57.1 256 75 349.3 349.3 296.5 349.4 0.02 41 156 13901 -63.9 -75.9 18 12.0 -64.0 259 63 356.0 356.0 297.9 356.0 0.01 42 150 14140 -64.5 -76.5 18 12.0 -64.6 260 60 359.0 359.0 298.5 359.0 0.01 43 125 15248 -67.3 -80.3 14 13.0 -67.4 247 43 373.1 373.1 301.1 373.1 0.01 44 112 15903 -72.1 -84.1 15 12.0 -72.2 238 33 376.0 376.0 301.6 376.0 0.00 45 109 16063 -71.5 -83.5 15 12.0 -71.6 236 31 380.1 380.1 302.3 380.1 0.00 46 100 16570 -73.7 -83.7 20 10.0 -73.7 230 23 385.3 385.3 303.1 385.3 0.00 47 97 16748 -74.5 -84.5 20 10.0 -74.5 250 21 387.1 387.1 303.3 387.2 0.00 48 80 17866 -75.3 -84.3 23 9.0 -75.3 223 17 407.4 407.4 306.2 407.4 0.00 49 70 18650 -70.3 -83.3 13 13.0 -70.4 205 15 434.0 434.0 309.3 434.0 0.01 50 50 20670 -65.1 -84.1 6 19.0 -65.4 185 4 490.1 490.1 314.2 490.1 0.01 51 37 22537 -57.9 -83.9 2 26.0 -58.9 552.6 552.6 318.2 552.7 0.01 52 31 23653 -57.7 -84.7 2 27.0 -58.9 581.9 581.9 319.8 581.9 0.01 TRP 97 16748 -74.5 -84.5 20 10.0 -74.5 250 21 387.1 387.1 303.3 387.2 0.00 WND 203 12255 -54.6 -64.6 28 10.0 -54.9 255 80 344.8 344.8 295.5 344.9 0.03 Sounding variables and indices 1000-500 mb thick: 5698.00 m Freezing level: 610.91 mb = 4306.30 m = 14128.11 ft Wetbulb zero: 645.04 mb = 3856.11 m = 12651.13 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 55.93 % Est. max temperature: 25.31 C = 77.55 F Sfc-Lift cond lev (LCL): 853.14 mb = 1498.69 m = 4916.91 ft T: -9999.00 C 700-500 lapse rate: 6.66 C/km ThetaE index: 14.21 C Layer 700.0- 601.0 mb Conv cond level (CCL): 704.77 mb = 3134.08 m = 10282.28 ft Mean mixing ratio: 10.57 g/kg Conv temperature: 25.25 C = 77.44 F Cap Strength: 3.30 C Lifted Index: -1.54 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.34 C Lifted Index @700 mb: 1.77 C Showalter Index: -0.78 C Risk: Thunderstorms probable Total Totals Index: 47.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 22.40 C K Index: 32.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 195.00 Risk: None Energy Index: -2.02 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 348.35 J/kg Max Up Vert Vel: 26.40 m/s Conv Inhibition (B-): 112.74 J/kg Cap Strength: 3.30 C Lift Cond Lev (LCL): 761.41 mb = 2486.04 m = 8156.18 ft Lev Free Conv (LFC): 646.41 mb = 3838.80 m = 12594.35 ft Equ Level (EL): 286.41 mb = 9961.15 m = 32680.53 ft B at Equ Level: 345.65 J/kg Max Parcel Lev (MPL): 186.41 mb = 12795.12 m = 41978.22 ft Wind level data Storm motion: 226 at 10 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 ---------------------------------------------------------- 0 853 1500 90 3 -3.0 0.0 | 55 13 -10.5 -7.3 1 850 1553 60 8 -6.9 -4.0 | 52 18 -14.5 -11.3 2 793 2134 30 13 -6.5 -11.3 | 37 23 -14.0 -18.5 3 765 2438 20 7 -2.4 -6.6 | 36 17 -9.9 -13.8 4 700 3191 220 3 1.9 2.3 | 48 7 -5.6 -5.0 5 636 3962 190 14 2.4 13.8 | 142 8 -5.1 6.5 6 589 4572 170 19 -3.3 18.7 | 137 16 -10.8 11.5 7 546 5182 170 22 -3.8 21.7 | 142 18 -11.4 14.4 8 500 5880 185 17 1.5 16.9 | 148 11 -6.0 9.7 9 467 6401 230 14 10.7 9.0 | 241 4 3.2 1.7 10 431 7010 250 19 17.9 6.5 | 274 10 10.3 -0.8 11 400 7570 245 16 14.5 6.8 | 274 7 7.0 -0.5 12 365 8230 250 20 18.8 6.8 | 272 11 11.3 -0.4 13 335 8839 250 34 31.9 11.6 | 260 25 24.4 4.4 14 300 9640 260 40 39.4 6.9 | 271 32 31.9 -0.3 15 250 10890 255 59 57.0 15.3 | 261 50 49.5 8.0 16 203 12255 255 80 77.3 20.7 | 259 71 69.7 13.4 17 200 12350 255 79 76.3 20.4 | 259 70 68.8 13.2 18 150 14140 260 60 59.1 10.4 | 266 52 51.6 3.2 19 100 16570 230 23 17.6 14.8 | 233 13 10.1 7.5 20 97 16748 250 21 19.7 7.2 | 270 12 12.2 -0.1 21 70 18650 205 15 6.3 13.6 | 169 6 -1.2 6.3 22 50 20670 185 4 0.3 4.0 | 65 8 -7.2 -3.3 Wind Parameters Mean winds (0-6000m): 196.1 at 13.9 knts Storm direction: 226.1 at 10.5 knts Shear (0-3000m) pos: 0.0 neg: 3.1 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 82.3 deg Storm rel helicity (0-3000m) pos: 19.0 neg: -58.7 tot: -39.7 m^2/s^2 ave: -13.2 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 8.8 stream: -0.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 5.08 Bulk Shear: 68.59 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 47 10 46 20| 0.0 10.6 10.6| 0.0 -24.4 -24.4 -48.8 -0.43| 11.4 -4.9 1000 36 10 41 20| 0.0 3.6 3.6| 0.0 -43.4 -43.4 -43.4 -0.42| 10.3 -4.3 1500 29 8 39 19| 0.0 2.4 2.4| 3.4 -55.4 -52.0 -34.6 -0.33| 10.4 -3.4 2000 32 7 40 18| 0.0 2.4 2.4| 12.2 -55.4 -43.2 -21.6 -0.12| 9.6 -1.2 2500 65 8 54 18| 0.0 3.1 3.1| 19.0 -55.4 -36.4 -14.6 0.01| 9.3 0.1 3000 151 10 95 12| 0.0 3.1 3.1| 19.0 -58.7 -39.7 -13.2 -0.01| 8.8 -0.1 4000 166 12 114 12| 0.4 2.7 3.0| 30.1 -59.6 -29.5 -7.4 0.03| 7.5 0.2 5000 177 13 126 10| 2.0 2.1 4.2| 49.4 -59.6 -10.2 -2.0 0.17| 7.8 1.3 6000 196 14 149 7| 2.2 1.8 4.0| 55.4 -59.7 -4.4 -0.7 0.18| 7.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251106.00.gif