UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050218.upa.cvt Date: 1800Z 2 MAY 25 Searching for KFFC... Searching the city database file for: KFFC ... Date:1800Z 2 MAY 25 Station: KFFC WMO ident: 72215 Latitude: 33.37 Longitude: -84.57 Elevation: 244.00 ------------------------------------------------------------------------------- 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 139 SFC 988 244 27.0 17.0 54 10.0 20.2 215 9 301.2 303.5 293.7 337.8 12.43 2 925 821 19.6 13.6 68 6.0 15.7 195 12 299.4 301.3 291.9 330.5 10.64 3 868 1364 14.6 12.4 87 2.2 13.2 190 14 299.6 301.6 291.8 330.3 10.48 4 850 1541 13.4 10.4 82 3.0 11.6 190 16 300.2 301.9 291.0 327.7 9.36 5 847 1571 13.4 9.8 79 3.6 11.2 191 16 300.5 302.1 290.9 327.1 9.01 6 840 1641 13.6 8.6 72 5.0 10.6 192 17 301.4 302.9 290.6 326.2 8.37 7 826 1782 12.8 6.8 67 6.0 9.3 194 18 302.0 303.4 290.1 324.4 7.52 8 802 2029 10.4 5.6 72 4.8 7.7 205 15 302.0 303.3 289.8 323.3 7.13 9 785 2207 9.6 3.6 66 6.0 6.3 209 15 303.0 304.2 289.3 322.0 6.32 10 738 2717 6.2 -0.8 61 7.0 2.7 209 18 304.7 305.6 288.6 319.6 4.89 11 717 2953 4.2 -1.8 65 6.0 1.3 224 19 305.0 305.9 288.5 319.4 4.68 12 706 3079 3.6 -4.4 56 8.0 -0.1 231 19 305.7 306.5 288.0 317.8 3.91 13 700 3148 3.6 -8.4 41 12.0 -1.5 235 18 306.5 307.0 287.3 315.6 2.90 14 696 3194 3.2 -9.8 38 13.0 -2.1 237 17 306.5 307.0 287.0 314.8 2.61 15 681 3371 1.8 -7.2 51 9.0 -2.1 245 14 306.9 307.5 287.8 317.1 3.27 16 675 3442 1.2 -7.8 51 9.0 -2.6 246 15 307.0 307.6 287.7 316.9 3.15 17 665 3562 0.4 -7.6 55 8.0 -3.0 248 16 307.4 308.0 287.9 317.6 3.24 18 655 3683 -0.3 -9.3 51 9.0 -4.0 250 17 307.9 308.5 287.8 317.1 2.88 19 650 3745 -0.3 -11.3 43 11.0 -4.6 250 17 308.6 309.1 287.6 316.5 2.48 20 638 3893 -1.5 -11.5 46 10.0 -5.4 250 16 308.9 309.4 287.7 316.8 2.48 21 623 4083 -2.5 -14.5 39 12.0 -6.8 250 16 309.9 310.2 287.5 316.3 1.99 22 600 4380 -4.7 -14.7 45 10.0 -8.2 249 16 310.7 311.1 287.9 317.3 2.04 23 586 4565 -5.9 -18.9 35 13.0 -10.0 245 19 311.4 311.7 287.5 316.2 1.46 24 568 4809 -7.5 -14.5 57 7.0 -9.9 252 20 312.3 312.7 288.5 319.4 2.19 25 532 5316 -10.9 -30.9 18 20.0 -15.2 248 32 314.1 314.2 287.4 316.0 0.55 26 520 5491 -12.3 -29.3 23 17.0 -16.0 245 33 314.5 314.6 287.7 316.8 0.65 27 501 5775 -13.7 -21.7 51 8.0 -15.9 259 30 316.2 316.4 288.9 320.7 1.34 28 500 5790 -13.9 -21.9 51 8.0 -16.1 260 30 316.1 316.3 288.9 320.6 1.32 29 482 6067 -15.7 -30.7 26 15.0 -18.8 260 30 317.2 317.3 288.5 319.4 0.61 30 475 6177 -16.5 -28.5 35 12.0 -19.1 261 29 317.5 317.7 288.8 320.2 0.77 31 468 6288 -17.3 -30.3 31 13.0 -19.9 263 28 317.9 318.0 288.8 320.2 0.66 32 457 6465 -18.7 -34.7 23 16.0 -21.5 264 29 318.3 318.4 288.7 319.9 0.44 33 448 6613 -19.7 -32.7 31 13.0 -22.1 262 33 318.9 319.0 289.0 320.8 0.55 34 412 7226 -25.1 -49.1 9 24.0 -27.4 258 33 319.7 319.7 288.8 320.1 0.11 35 400 7440 -26.3 -37.3 35 11.0 -27.8 260 33 320.8 320.9 289.4 322.2 0.39 36 393 7567 -26.9 -32.9 57 6.0 -27.9 260 32 321.6 321.8 289.9 323.8 0.61 37 387 7678 -26.7 -33.7 52 7.0 -27.8 259 32 323.3 323.4 290.4 325.4 0.57 38 364 8117 -29.7 -40.7 34 11.0 -31.0 252 33 325.0 325.1 290.6 326.2 0.30 39 346 8476 -33.1 -43.1 36 10.0 -34.1 254 28 325.2 325.2 290.6 326.1 0.25 40 318 9062 -38.3 -46.3 43 8.0 -38.9 253 26 325.9 325.9 290.7 326.6 0.19 41 312 9192 -38.9 -47.9 38 9.0 -39.5 257 26 326.9 326.9 291.0 327.5 0.16 42 303 9392 -40.5 -47.5 47 7.0 -40.9 267 34 327.3 327.4 291.2 328.0 0.17 43 300 9460 -41.1 -49.1 42 8.0 -41.6 265 39 327.4 327.5 291.2 328.0 0.15 44 298 9505 -41.5 -49.5 42 8.0 -42.0 266 39 327.5 327.5 291.2 328.0 0.14 45 285 9806 -44.1 -49.1 57 5.0 -44.4 269 39 328.0 328.0 291.3 328.6 0.15 46 280 9924 -45.3 -51.3 51 6.0 -45.6 267 40 327.9 327.9 291.3 328.4 0.12 47 270 10166 -47.1 -55.1 40 8.0 -47.4 263 40 328.7 328.7 291.5 329.0 0.08 48 250 10670 -51.3 -55.7 59 4.4 -51.4 250 40 329.8 329.8 291.7 330.1 0.08 49 248 10722 -51.9 -56.3 59 4.4 -52.0 249 41 329.7 329.7 291.7 330.0 0.08 50 229 11236 -55.9 -60.9 53 5.0 -56.0 244 50 331.2 331.2 292.1 331.4 0.05 51 224 11377 -56.9 -61.9 53 5.0 -57.0 242 52 331.7 331.7 292.2 331.9 0.04 52 211 11754 -59.7 -64.7 52 5.0 -59.8 235 46 333.1 333.1 292.6 333.2 0.03 53 210 11784 -59.7 -64.7 52 5.0 -59.8 234 44 333.5 333.5 292.7 333.7 0.03 54 207 11874 -59.3 -64.3 52 5.0 -59.4 231 39 335.5 335.5 293.2 335.7 0.03 55 206 11905 -59.3 -64.3 52 5.0 -59.4 230 38 336.0 336.0 293.3 336.1 0.03 56 200 12090 -60.5 -66.5 45 6.0 -60.6 225 36 337.0 337.0 293.6 337.1 0.02 57 199 12121 -60.5 -66.5 45 6.0 -60.6 223 36 337.4 337.4 293.7 337.5 0.03 58 192 12345 -62.5 -67.5 51 5.0 -62.6 225 32 337.7 337.7 293.8 337.8 0.02 59 159 13517 -61.6 -70.4 30 8.8 -61.7 250 61 358.0 358.0 298.3 358.1 0.02 60 150 13880 -61.3 -71.3 25 10.0 -61.4 245 53 364.5 364.5 299.6 364.6 0.02 61 100 16370 -63.7 -81.7 7 18.0 -63.9 255 22 404.7 404.7 305.8 404.7 0.01 TRP 192 12345 -62.5 -67.5 51 5.0 -62.6 225 32 337.7 337.7 293.8 337.8 0.02 WND 159 13517 -61.6 -70.4 30 8.8 -61.7 250 61 358.0 358.0 298.3 358.1 0.02 Sounding variables and indices 1000-500 mb thick: 5651.00 m Freezing level: 659.29 mb = 3631.21 m = 11913.27 ft Wetbulb zero: 706.80 mb = 3069.46 m = 10070.29 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 54.66 % Est. max temperature: 27.31 C = 81.15 F Sfc-Lift cond lev (LCL): 853.88 mb = 1502.57 m = 4929.63 ft T: 13.66 C 700-500 lapse rate: 6.62 C/km ThetaE index: 23.00 C Layer 925.0- 681.0 mb Conv cond level (CCL): 823.66 mb = 1805.86 m = 5924.67 ft Mean mixing ratio: 11.17 g/kg Conv temperature: 27.83 C = 82.09 F Cap Strength: 0.98 C Lifted Index: -3.96 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.57 C Lifted Index @700 mb: -1.69 C Showalter Index: -1.56 C Risk: Thunderstorms probable Total Totals Index: 51.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 24.30 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 381.26 Risk: Showers and thunderstorms possible Energy Index: -1.46 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1054.84 J/kg Max Up Vert Vel: 45.93 m/s Conv Inhibition (B-): 14.45 J/kg Cap Strength: 1.23 C Lift Cond Lev (LCL): 848.49 mb = 1555.99 m = 5104.90 ft Lev Free Conv (LFC): 803.49 mb = 2013.28 m = 6605.15 ft Equ Level (EL): 213.49 mb = 11680.20 m = 38320.38 ft B at Equ Level: 1046.59 J/kg Max Parcel Lev (MPL): 143.49 mb = 14152.56 m = 46431.73 ft Wind level data Storm motion: 265 at 14 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 ---------------------------------------------------------- 0 988 244 215 9 5.2 7.4 | 124 11 -9.1 6.1 1 981 305 210 10 5.0 8.7 | 128 12 -9.3 7.4 2 948 610 210 13 6.5 11.3 | 142 13 -7.8 10.0 3 925 821 195 12 3.1 11.6 | 133 15 -11.2 10.3 4 915 914 200 13 4.4 12.2 | 138 15 -9.9 10.9 5 883 1219 185 10 0.9 10.0 | 123 16 -13.4 8.7 6 852 1524 195 18 4.7 17.4 | 149 19 -9.6 16.1 7 850 1541 190 16 2.8 15.8 | 141 19 -11.5 14.5 8 821 1829 195 18 4.7 17.4 | 149 19 -9.6 16.1 9 791 2134 210 14 7.0 12.1 | 146 13 -7.3 10.9 10 763 2438 205 18 7.6 16.3 | 156 16 -6.7 15.0 11 735 2743 210 18 9.0 15.6 | 160 15 -5.3 14.3 12 709 3048 230 19 14.6 12.2 | 181 11 0.2 10.9 13 700 3148 235 18 14.7 10.3 | 183 9 0.4 9.1 14 682 3353 245 14 12.7 5.9 | 161 5 -1.6 4.6 15 656 3658 250 17 16.0 5.8 | 200 5 1.7 4.5 16 607 4267 250 15 14.1 5.1 | 177 4 -0.2 3.9 17 584 4572 245 19 17.2 8.0 | 203 7 2.9 6.8 18 562 4877 255 21 20.3 5.4 | 235 7 6.0 4.2 19 540 5182 250 32 30.1 10.9 | 238 18 15.8 9.7 20 520 5486 245 33 29.9 13.9 | 231 20 15.6 12.7 21 500 5790 260 30 29.5 5.2 | 256 16 15.2 3.9 22 500 5791 260 30 29.5 5.2 | 256 16 15.2 3.9 23 480 6096 260 30 29.5 5.2 | 256 16 15.2 3.9 24 460 6401 265 27 26.9 2.4 | 265 13 12.6 1.1 25 442 6706 260 36 35.5 6.3 | 257 22 21.1 5.0 26 424 7010 255 36 34.8 9.3 | 249 22 20.5 8.0 27 407 7315 260 32 31.5 5.6 | 256 18 17.2 4.3 28 400 7440 260 33 32.5 5.7 | 256 19 18.2 4.5 29 390 7620 260 32 31.5 5.6 | 256 18 17.2 4.3 30 373 7925 255 34 32.8 8.8 | 248 20 18.5 7.5 31 357 8230 250 33 31.0 11.3 | 239 19 16.7 10.0 32 342 8534 255 27 26.1 7.0 | 244 13 11.8 5.7 33 328 8839 250 32 30.1 10.9 | 238 18 15.8 9.7 34 314 9144 255 24 23.2 6.2 | 241 10 8.9 4.9 35 300 9449 270 37 37.0 -0.0 | 273 23 22.7 -1.3 36 300 9460 265 39 38.9 3.4 | 265 25 24.5 2.1 37 287 9754 270 39 39.0 -0.0 | 273 25 24.7 -1.3 38 274 10058 265 40 39.8 3.5 | 265 26 25.5 2.2 39 250 10668 255 39 37.7 10.1 | 249 25 23.4 8.8 40 250 10670 250 40 37.6 13.7 | 242 26 23.3 12.4 41 217 11582 240 56 48.5 28.0 | 232 43 34.2 26.7 42 206 11887 230 38 29.1 24.4 | 213 27 14.8 23.2 43 200 12090 225 36 25.5 25.5 | 205 27 11.1 24.2 44 197 12192 220 37 23.8 28.3 | 199 29 9.5 27.1 45 192 12345 225 32 22.6 22.6 | 201 23 8.3 21.4 46 187 12497 230 36 27.6 23.1 | 211 26 13.3 21.9 47 178 12802 215 31 17.8 25.4 | 188 24 3.5 24.1 48 170 13106 235 40 32.8 22.9 | 220 28 18.5 21.7 49 159 13517 250 61 57.3 20.9 | 246 47 43.0 19.6 50 154 13716 250 61 57.3 20.9 | 246 47 43.0 19.6 51 150 13880 245 53 48.0 22.4 | 238 40 33.7 21.1 52 147 14021 245 53 48.0 22.4 | 238 40 33.7 21.1 53 140 14326 250 47 44.2 16.1 | 244 33 29.9 14.8 54 133 14630 250 46 43.2 15.7 | 243 32 28.9 14.5 55 126 14935 265 53 52.8 4.6 | 265 39 38.5 3.3 56 120 15240 275 42 41.8 -3.7 | 280 28 27.5 -4.9 57 114 15545 255 27 26.1 7.0 | 244 13 11.8 5.7 58 109 15850 255 27 26.1 7.0 | 244 13 11.8 5.7 59 104 16154 265 21 20.9 1.8 | 265 7 6.6 0.6 60 100 16370 255 22 21.3 5.7 | 238 8 6.9 4.4 61 98 16459 265 23 22.9 2.0 | 265 9 8.6 0.7 Wind Parameters Mean winds (0-6000m): 234.9 at 19.2 knts Storm direction: 264.9 at 14.4 knts Shear (0-3000m) pos: 2.2 neg: 0.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 53.1 deg Storm rel helicity (0-3000m) pos: 80.0 neg: -24.1 tot: 55.9 m^2/s^2 ave: 18.6 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 2.4 10^-3/s Energy-Hel index: 0.34 Bulk Rich Number: 77.82 Bulk Shear: 13.55 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 ------------------------------------------------------------------------------- 500 209 12 135 12| 0.0 4.4 4.4| 11.0 -3.9 7.1 14.2 0.40| 6.1 2.5 1000 202 12 134 14| 0.0 2.7 2.7| 13.5 -18.1 -4.6 -4.6 -0.04| 5.6 -0.2 1500 198 13 137 15| 2.4 1.8 4.2| 45.2 -19.7 25.4 17.0 0.32| 6.4 2.1 2000 199 14 140 15| 1.8 1.3 3.1| 52.3 -22.4 29.9 14.9 0.27| 6.8 1.8 2500 201 14 143 15| 1.9 1.1 3.0| 62.5 -22.4 40.2 16.1 0.31| 6.3 2.0 3000 206 15 148 15| 2.2 0.9 3.1| 80.0 -24.1 55.9 18.6 0.34| 7.1 2.4 4000 217 15 155 12| 2.0 0.8 2.8| 83.7 -28.0 55.7 13.9 0.29| 6.2 1.8 5000 227 17 168 10| 2.0 1.0 3.0| 96.2 -30.7 65.5 13.1 0.30| 7.0 2.1 6000 235 19 188 10| 1.8 0.8 2.6|134.6 -39.2 95.4 15.9 0.34| 6.9 2.3 Wrote GIF file: /home/apache/climate/data/raob//KFFC/skewt/KFFC.skewt.20250502.18.gif