UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120811.upa.cvt Date: 1100Z 8 DEC 25 Searching for FEFF... Searching the city database file for: FEFF ... Date:1100Z 8 DEC 25 Station: FEFF WMO ident: 64650 Latitude: 4.40 Longitude: 18.52 Elevation: 366.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 970 366 30.4 22.4 62 8.0 24.5 290 4 306.2 309.5 298.7 359.9 17.85 1 968 379 30.2 22.2 62 8.0 24.3 290 4 306.2 309.5 298.5 359.3 17.67 2 966 392 29.0 20.0 58 9.0 22.5 291 4 305.2 308.0 296.9 351.2 15.41 3 910 762 23.4 18.9 76 4.5 20.2 305 10 304.7 307.5 296.7 350.2 15.28 4 895 865 22.0 18.2 79 3.8 19.4 310 12 304.7 307.4 296.4 349.0 14.86 5 881 962 20.8 17.3 80 3.5 18.4 315 13 304.8 307.4 296.0 347.3 14.25 6 858 1127 20.2 11.2 56 9.0 14.4 322 16 306.5 308.3 293.3 336.0 9.78 7 852 1171 21.2 7.2 40 14.0 12.7 324 17 308.1 309.6 292.0 331.0 7.49 8 826 1366 19.4 11.4 60 8.0 14.2 352 13 309.0 310.9 294.4 340.4 10.31 9 796 1600 18.4 6.4 45 12.0 11.1 327 14 311.2 312.6 293.0 334.7 7.59 10 784 1697 17.4 5.4 45 12.0 10.2 328 15 311.5 312.9 292.7 333.8 7.19 11 726 2186 11.8 8.8 82 3.0 9.9 41 20 312.3 314.1 295.0 342.6 9.84 12 671 2687 6.8 5.8 93 1.0 6.2 86 25 313.8 315.4 294.5 340.7 8.66 13 628 3108 3.4 -2.6 65 6.0 0.3 100 28 315.9 316.9 292.2 332.0 5.03 14 607 3325 1.6 -3.4 69 5.0 -0.9 100 26 316.9 317.9 292.4 332.6 4.91 15 567 3762 -1.3 -4.4 79 3.1 -2.9 102 24 319.7 320.7 293.2 335.5 4.87 16 505 4511 -2.9 -18.9 28 16.0 -8.7 65 12 328.6 328.9 292.9 334.5 1.70 17 383 6300 -19.1 -37.1 19 18.0 -22.4 45 15 334.3 334.4 293.3 335.9 0.41 18 367 6573 -20.3 -36.3 23 16.0 -23.2 50 9 336.8 336.9 294.0 338.6 0.47 19 344 6986 -23.9 -28.1 68 4.2 -24.9 67 8 338.2 338.4 294.8 342.3 1.10 20 253 8906 -40.1 -54.1 21 14.0 -40.9 171 12 345.3 345.3 295.7 345.7 0.10 21 214 9918 -49.9 -56.9 44 7.0 -50.1 165 19 347.0 347.0 296.0 347.3 0.08 22 190 10618 -56.7 -67.7 24 11.0 -56.9 148 23 348.0 348.0 296.2 348.1 0.02 23 134 12588 -74.5 -85.5 17 11.0 -74.5 143 22 353.0 353.0 297.3 353.0 0.00 24 101 14111 -82.1 -94.1 11 12.0 -82.1 140 20 368.1 368.1 300.2 368.1 0.00 25 74 15797 -77.9 -90.9 10 13.0 -77.9 173 10 411.1 411.1 306.6 411.1 0.00 26 68 16272 -71.3 -86.3 9 15.0 -71.4 171 9 435.4 435.4 309.4 435.5 0.00 27 60 16988 -72.5 -92.5 3 20.0 -72.6 130 11 448.6 448.6 310.7 448.6 0.00 28 57 17283 -69.9 -91.9 3 22.0 -70.1 113 12 461.2 461.2 311.9 461.2 0.00 29 50 18036 -73.9 -98.9 1 25.0 -74.0 70 15 469.3 469.3 312.6 469.3 0.00 30 37 19803 -63.7 -91.7 1 28.0 -64.2 91 37 537.7 537.7 317.4 537.8 0.00 31 34 20312 -65.1 -93.1 1 28.0 -65.5 96 44 547.2 547.2 317.9 547.2 0.00 32 29 21282 -58.9 -88.9 1 30.0 -60.0 104 53 589.8 589.8 320.2 589.8 0.00 33 15 25483 -48.3 -81.3 1 33.0 -53.1 747.4 747.4 325.8 747.7 0.04 34 7.0 30150 -77.9 807.0 TRP 101 14111 -82.1 -94.1 11 12.0 -82.1 140 20 368.1 368.1 300.2 368.1 0.00 WND Sounding variables and indices Freezing level: 584.93 mb = 3566.07 m = 11699.58 ft Wetbulb zero: 622.66 mb = 3162.92 m = 10376.91 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 66.38 % Est. max temperature: 33.59 C = 92.47 F Sfc-Lift cond lev (LCL): 864.24 mb = 1081.83 m = 3549.26 ft T: 20.36 C 700-500 lapse rate: 6.01 C/km ThetaE index: 28.82 C Layer 968.0- 826.0 mb Conv cond level (CCL): 768.59 mb = 1822.98 m = 5980.84 ft Mean mixing ratio: 15.00 g/kg Conv temperature: 35.85 C = 96.54 F Cap Strength: 3.28 C Lifted Index: -0.46 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.60 C Lifted Index @700 mb: -1.02 C Showalter Index: 6.99 C Risk: None Total Totals Index: 35.55 C Risk: None Vertical Totals Index: 24.55 C Cross Totals Index: 11.00 C K Index: 29.99 Risk: 40-60 % chance of thunderstorms Sweat Index: 135.65 Risk: None Energy Index: -1.62 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 701.81 J/kg Max Up Vert Vel: 37.46 m/s Conv Inhibition (B-): 81.78 J/kg Cap Strength: 3.28 C Lift Cond Lev (LCL): 845.60 mb = 1218.31 m = 3997.05 ft Lev Free Conv (LFC): 720.60 mb = 2233.07 m = 7326.26 ft Equ Level (EL): 170.60 mb = 11225.99 m = 36830.22 ft B at Equ Level: 699.21 J/kg Max Parcel Lev (MPL): 100.60 mb = 14132.53 m = 46366.02 ft Wind level data Storm motion: 102 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 ---------------------------------------------------------- 0 970 366 290 4 3.8 -1.4 | 284 17 16.9 -4.2 1 944 610 295 7 6.3 -3.0 | 286 20 19.5 -5.8 2 925 784 255 5 4.8 1.3 | 275 18 18.0 -1.5 3 911 914 305 10 8.2 -5.7 | 292 23 21.3 -8.5 4 850 1520 325 17 9.8 -13.9 | 306 28 22.9 -16.7 5 850 1524 325 17 9.8 -13.9 | 306 28 22.9 -16.7 6 820 1829 360 12 -0.0 -12.0 | 318 20 13.1 -14.8 7 791 2134 320 15 9.6 -11.5 | 302 27 22.8 -14.3 8 700 3170 75 22 -21.3 -5.7 | 44 12 -8.1 -8.5 9 635 3962 100 28 -27.6 4.9 | 98 15 -14.4 2.1 10 589 4572 100 25 -24.6 4.3 | 98 12 -11.5 1.5 11 546 5182 105 23 -22.2 6.0 | 109 10 -9.1 3.1 12 500 5890 60 11 -9.5 -5.5 | 336 9 3.6 -8.3 13 487 6096 50 9 -6.9 -5.8 | 324 11 6.2 -8.6 14 400 7610 40 21 -13.5 -16.1 | 1 19 -0.4 -18.9 15 399 7620 40 21 -13.5 -16.1 | 1 19 -0.4 -18.9 16 352 8534 55 3 -2.5 -1.7 | 293 12 10.7 -4.5 17 324 9144 95 21 -20.9 1.8 | 83 8 -7.8 -1.0 18 300 9710 95 12 -12.0 1.0 | 326 2 1.2 -1.8 19 273 10363 115 3 -2.7 1.3 | 278 11 10.4 -1.5 20 250 10980 180 13 0.0 13.0 | 232 17 13.1 10.2 21 239 11278 190 13 2.3 12.8 | 237 18 15.4 10.0 22 200 12460 150 23 -11.5 19.9 | 185 17 1.6 17.1 23 174 12802 145 24 -13.8 19.7 | 178 17 -0.6 16.9 24 101 14111 140 20 -12.9 15.3 | 181 13 0.3 12.5 25 150 14240 205 11 4.6 10.0 | 248 19 17.8 7.2 26 133 14935 235 14 11.5 8.0 | 258 25 24.6 5.2 27 108 16154 165 9 -2.3 8.7 | 241 12 10.8 5.9 28 100 16570 135 21 -14.8 14.8 | 172 12 -1.7 12.0 29 70 18590 180 8 0.0 8.0 | 248 14 13.1 5.2 30 50 20570 70 15 -14.1 -5.1 | 7 8 -1.0 -7.9 31 30 23660 105 53 -51.2 13.7 | 106 40 -38.1 10.9 32 20 26240 95 51 -50.8 4.4 | 92 38 -37.7 1.6 Wind Parameters Mean winds (0-6000m): 72.1 at 17.9 knts Storm direction: 102.1 at 13.4 knts Shear (0-3000m) pos: 5.9 neg: 1.5 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 133.6 deg Storm rel helicity (0-3000m) pos: 299.9 neg: -50.6 tot: 249.3 m^2/s^2 ave: 83.1 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 13.5 stream: 7.8 10^-3/s Energy-Hel index: 0.68 Bulk Rich Number: 9.97 Bulk Shear: 70.38 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 ------------------------------------------------------------------------------- 500 285 6 283 19| 0.0 4.3 4.3| 17.9 -17.7 0.2 0.5 0.00| 11.0 0.0 1000 304 9 291 22| 4.9 2.1 7.1| 67.1 -17.7 49.4 49.4 0.38| 10.4 4.0 1500 319 11 299 23| 4.1 1.4 5.6|112.3 -17.7 94.6 63.1 0.46| 10.7 4.9 2000 324 12 302 24| 3.1 2.2 5.3|154.9 -50.6 104.4 52.2 0.34| 11.7 3.9 2500 337 13 309 24| 5.3 1.7 7.0|249.1 -50.6 198.5 79.4 0.50| 13.1 6.5 3000 358 15 322 22| 5.9 1.5 7.3|299.9 -50.6 249.3 83.1 0.57| 13.5 7.8 4000 51 18 2 14| 4.9 1.1 6.0|331.4 -50.8 280.5 70.1 0.60| 11.6 7.0 5000 72 19 29 10| 3.7 1.4 5.1|337.2 -60.7 276.4 55.3 0.52| 10.3 5.3 6000 72 18 25 9| 3.1 2.4 5.5|342.2 -87.5 254.7 42.4 0.34| 10.0 3.4 Wrote GIF file: /home/apache/climate/data/raob//FEFF/skewt/FEFF.skewt.20251208.11.gif