UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102211.upa.cvt Date: 1100Z 22 OCT 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:1100Z 22 OCT 25 Station: NFFN WMO ident: 91680 Latitude: -17.75 Longitude: 177.45 Elevation: 18.00 ------------------------------------------------------------------------------- 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 1018 18 23.8 23.3 97 0.5 23.5 0 0 295.4 298.7 296.0 347.1 17.97 1 1000 164 25.6 20.6 74 5.0 22.1 80 4 298.8 301.6 295.2 343.7 15.45 2 997 190 25.6 19.6 69 6.0 21.4 67 4 299.0 301.7 294.7 341.4 14.55 3 925 846 21.6 16.8 74 4.8 18.3 250 4 301.4 303.8 294.3 340.0 13.12 4 850 1576 17.0 14.6 86 2.4 15.4 125 8 304.0 306.2 294.5 340.8 12.39 5 831 1769 15.6 14.1 91 1.5 14.6 125 8 304.5 306.7 294.6 341.0 12.27 6 778 2327 12.8 11.5 92 1.3 12.0 103 8 307.2 309.3 294.4 340.5 11.03 7 731 2850 10.2 6.4 77 3.8 7.9 43 5 309.9 311.5 293.2 335.3 8.28 8 710 3093 11.0 4.0 62 7.0 6.9 20 4 313.4 314.8 293.3 335.9 7.20 9 700 3212 10.4 4.4 66 6.0 6.9 20 4 314.0 315.4 293.7 337.5 7.51 10 611 4332 3.2 -0.1 79 3.3 1.4 166 4 318.2 319.4 293.9 338.0 6.23 11 556 5095 0.2 -7.8 55 8.0 -3.6 260 5 323.3 324.1 293.3 336.0 3.82 12 501 5924 -5.1 -14.1 49 9.0 -8.7 320 6 326.6 327.1 293.2 335.4 2.56 13 500 5940 -5.3 -14.3 49 9.0 -8.8 320 6 326.6 327.1 293.1 335.2 2.53 14 480 6258 -8.1 -11.3 78 3.2 -9.4 310 6 327.0 327.6 293.9 338.3 3.36 15 464 6521 -10.1 -16.1 61 6.0 -12.3 293 5 327.7 328.1 293.2 335.7 2.35 16 459 6604 -10.7 -14.7 72 4.0 -12.2 287 5 327.9 328.5 293.6 337.0 2.66 17 450 6756 -11.3 -11.3 100 0.0 -11.3 277 4 329.0 329.7 294.6 341.2 3.59 18 400 7650 -16.5 -18.8 82 2.3 -17.3 305 2 333.5 334.0 294.6 341.2 2.17 19 300 9750 -31.3 -34.6 73 3.3 -31.9 270 9 341.3 341.4 295.3 343.9 0.68 20 285 10113 -33.5 -36.9 71 3.4 -34.0 273 19 343.2 343.3 295.6 345.4 0.57 21 250 11020 -41.7 -42.6 91 0.9 -41.8 265 26 344.1 344.1 295.6 345.5 0.36 22 249 11047 -42.1 -42.7 94 0.6 -42.2 265 26 343.9 343.9 295.6 345.3 0.36 23 245 11156 -42.7 -45.8 72 3.1 -42.9 263 27 344.6 344.6 295.7 345.6 0.26 24 233 11490 -45.9 -49.1 70 3.2 -46.1 257 30 344.7 344.7 295.6 345.5 0.19 25 230 11576 -46.7 -47.5 91 0.8 -46.7 256 30 344.8 344.8 295.7 345.7 0.23 26 227 11662 -47.5 -52.4 57 4.9 -47.7 254 31 344.8 344.9 295.6 345.4 0.13 27 200 12480 -55.3 -59.6 59 4.3 -55.4 250 51 345.2 345.2 295.6 345.5 0.06 28 195 12641 -56.7 -60.4 63 3.7 -56.8 252 52 345.5 345.5 295.7 345.7 0.06 29 191 12773 -57.3 -59.6 75 2.3 -57.3 254 53 346.6 346.6 295.9 346.8 0.06 30 187 12906 -58.5 -63.5 52 5.0 -58.6 257 54 346.7 346.7 296.0 346.9 0.04 31 177 13250 -61.1 -62.4 84 1.3 -61.1 259 57 348.0 348.0 296.2 348.2 0.05 32 158 13947 -66.5 -71.5 49 5.0 -66.5 255 70 350.3 350.3 296.7 350.4 0.02 33 156 14024 -67.1 -71.9 50 4.8 -67.2 255 71 350.5 350.5 296.7 350.5 0.01 34 150 14260 -69.1 -73.3 54 4.2 -69.1 255 71 351.1 351.1 296.9 351.1 0.01 35 147 14381 -70.1 -73.8 58 3.7 -70.1 254 70 351.4 351.4 297.0 351.4 0.01 36 140 14671 -70.7 -80.7 21 10.0 -70.8 247 63 355.2 355.2 297.7 355.3 0.00 37 106 16288 -79.7 -84.6 44 4.9 -79.7 270 22 367.6 367.6 300.1 367.6 0.00 38 100 16620 -78.7 -83.7 44 5.0 -78.7 280 12 375.7 375.7 301.5 375.7 0.00 39 97 16793 -80.1 -86.1 36 6.0 -80.1 275 12 376.2 376.2 301.6 376.2 0.00 40 94 16972 -76.1 -85.1 23 9.0 -76.2 249 12 387.5 387.5 303.4 387.5 0.00 41 80 17911 -72.7 -85.7 12 13.0 -72.8 171 11 412.8 412.8 306.9 412.8 0.00 42 73 18445 -75.3 -87.3 14 12.0 -75.3 217 10 418.2 418.2 307.5 418.3 0.00 43 70 18690 -73.1 -87.1 10 14.0 -73.2 185 14 428.0 428.0 308.6 428.0 0.00 44 64 19220 -68.7 -87.7 5 19.0 -68.8 175 15 448.8 448.8 310.7 448.8 0.00 45 59 19705 -70.5 -88.5 5 18.0 -70.6 138 11 455.3 455.3 311.4 455.3 0.00 46 50 20700 -64.7 -88.7 2 24.0 -65.0 115 16 491.0 491.0 314.3 491.0 0.00 47 47 21079 -63.9 -87.9 2 24.0 -64.3 113 13 501.7 501.7 315.1 501.7 0.00 48 45 21345 -64.5 -88.5 2 24.0 -64.8 121 15 506.5 506.5 315.4 506.5 0.00 TRP 106 16288 -79.7 -84.6 44 4.9 -79.7 270 22 367.6 367.6 300.1 367.6 0.00 WND 156 14024 -67.1 -71.9 50 4.8 -67.2 255 71 350.5 350.5 296.7 350.5 0.01 Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 553.92 mb = 5126.36 m = 16818.55 ft Wetbulb zero: 595.25 mb = 4543.50 m = 14906.32 ft Precipitable water: 2.12 inches Sfc-500 mean rel hum: 72.86 % Est. max temperature: 31.73 C = 89.11 F Sfc-Lift cond lev (LCL): 1011.05 mb = 74.09 m = 243.06 ft T: 24.49 C 700-500 lapse rate: 5.76 C/km ThetaE index: 7.06 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 846.73 mb = 1608.85 m = 5278.32 ft Mean mixing ratio: 14.31 g/kg Conv temperature: 32.44 C = 90.40 F Cap Strength: 2.40 C Lifted Index: 0.83 C Risk: Showers probable Lifted Index @300 mb: 1.84 C Lifted Index @700 mb: 2.24 C Showalter Index: 1.13 C Risk: Showers probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.90 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 197.20 Risk: None Energy Index: -1.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.36 J/kg Max Up Vert Vel: 6.38 m/s Conv Inhibition (B-): 229.38 J/kg Cap Strength: 2.40 C Lift Cond Lev (LCL): 900.98 mb = 1073.12 m = 3520.69 ft Lev Free Conv (LFC): 475.98 mb = 6323.44 m = 20745.95 ft Equ Level (EL): 425.98 mb = 7172.27 m = 23530.77 ft B at Equ Level: 19.59 J/kg Max Parcel Lev (MPL): 365.98 mb = 8298.78 m = 27226.64 ft Wind level data Storm motion: 146 at 4 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 1018 18 0 0 -0.0 -0.0 | 326 4 2.1 -3.2 1 1000 164 80 4 -3.9 -0.7 | 25 4 -1.8 -3.9 2 984 305 10 2 -0.3 -2.0 | 341 5 1.8 -5.1 3 950 610 250 3 2.8 1.0 | 293 5 5.0 -2.2 4 925 846 250 4 3.8 1.4 | 287 6 5.9 -1.8 5 918 914 235 4 3.3 2.3 | 279 5 5.4 -0.9 6 855 1524 125 8 -6.6 4.6 | 108 5 -4.4 1.4 7 850 1576 125 8 -6.6 4.6 | 108 5 -4.4 1.4 8 796 2134 125 9 -7.4 5.2 | 111 6 -5.2 2.0 9 714 3048 20 4 -1.4 -3.8 | 354 7 0.8 -6.9 10 700 3212 20 4 -1.4 -3.8 | 354 7 0.8 -6.9 11 615 4267 160 4 -1.4 3.8 | 233 1 0.8 0.6 12 529 5486 310 5 3.8 -3.2 | 317 9 6.0 -6.4 13 500 5940 320 6 3.9 -4.6 | 322 10 6.0 -7.8 14 490 6096 320 6 3.9 -4.6 | 322 10 6.0 -7.8 15 418 7315 240 3 2.6 1.5 | 290 5 4.7 -1.7 16 402 7620 305 2 1.6 -1.1 | 319 6 3.8 -4.3 17 400 7650 305 2 1.6 -1.1 | 319 6 3.8 -4.3 18 369 8230 285 12 11.6 -3.1 | 295 15 13.7 -6.3 19 300 9750 270 9 9.0 -0.0 | 286 12 11.1 -3.2 20 300 9754 270 9 9.0 -0.0 | 286 12 11.1 -3.2 21 275 10363 275 27 26.9 -2.4 | 281 30 29.0 -5.5 22 252 10973 265 26 25.9 2.3 | 272 28 28.0 -0.9 23 250 11020 265 26 25.9 2.3 | 272 28 28.0 -0.9 24 209 12192 245 35 31.7 14.8 | 251 36 33.9 11.6 25 200 12480 250 51 47.9 17.4 | 254 52 50.1 14.3 26 199 12497 250 51 47.9 17.4 | 254 52 50.1 14.3 27 181 13106 260 55 54.2 9.6 | 264 57 56.3 6.4 28 156 14024 255 71 68.6 18.4 | 258 72 70.7 15.2 29 150 14260 255 71 68.6 18.4 | 258 72 70.7 15.2 30 148 14326 255 71 68.6 18.4 | 258 72 70.7 15.2 31 120 15545 225 41 29.0 29.0 | 230 40 31.1 25.8 32 108 16154 265 19 18.9 1.7 | 274 21 21.1 -1.5 33 106 16288 270 22 22.0 -0.0 | 277 24 24.1 -3.2 34 100 16620 280 12 11.8 -2.1 | 291 15 14.0 -5.3 35 98 16764 280 12 11.8 -2.1 | 291 15 14.0 -5.3 36 83 17678 150 11 -5.5 9.5 | 152 7 -3.4 6.3 37 71 18593 230 10 7.7 6.4 | 252 10 9.8 3.3 38 70 18690 185 14 1.2 13.9 | 197 11 3.4 10.8 39 68 18898 200 18 6.2 16.9 | 211 16 8.3 13.7 40 58 19812 130 10 -7.7 6.4 | 120 6 -5.5 3.3 41 55 20117 60 13 -11.3 -6.5 | 43 13 -9.1 -9.7 42 52 20422 40 10 -6.4 -7.7 | 22 12 -4.3 -10.8 43 50 20700 115 16 -14.5 6.8 | 106 13 -12.4 3.6 44 50 20726 95 11 -11.0 1.0 | 76 9 -8.8 -2.2 45 47 21031 115 13 -11.8 5.5 | 104 10 -9.6 2.3 46 44 21336 125 16 -13.1 9.2 | 119 13 -11.0 6.0 47 41 21641 100 18 -17.7 3.1 | 90 16 -15.6 -0.1 Wind Parameters Mean winds (0-6000m): 116.1 at 5.1 knts Storm direction: 146.1 at 3.8 knts Shear (0-3000m) pos: 0.0 neg: 0.7 tot: 0.7 10-3/s Storm rel Dir Shear (0-3000m): 30.0 deg Storm rel helicity (0-3000m) pos: 3.5 neg: -45.2 tot: -41.7 m^2/s^2 ave: -13.9 10^-3 m/s^2 rel: -0.77 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.48 Bulk Shear: 3.72 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 35 2 352 5| 0.0 2.8 2.8| 3.2 -8.2 -5.0 -10.0 -0.29| 9.3 -2.6 1000 253 3 295 6| 0.0 2.4 2.4| 3.2 -14.9 -11.7 -11.7 -0.50| 7.3 -3.7 1500 175 4 243 2| 0.0 2.7 2.7| 3.2 -24.3 -21.1 -14.1 -0.69| 8.5 -5.9 2000 141 5 127 1| 0.0 2.3 2.3| 3.5 -24.5 -21.0 -10.5 -0.66| 6.6 -4.4 2500 129 6 102 2| 0.0 1.4 1.4| 3.5 -34.2 -30.7 -12.3 -0.72| 6.7 -4.8 3000 124 6 90 3| 0.0 0.7 0.7| 3.5 -45.2 -41.7 -13.9 -0.77| 6.6 -5.1 4000 113 5 68 3| 0.8 0.5 1.4| 9.4 -45.8 -36.3 -9.1 -0.55| 6.0 -3.3 5000 128 5 88 2| 0.8 0.4 1.3| 13.9 -45.8 -31.9 -6.4 -0.36| 5.8 -2.1 6000 116 5 69 3| 0.5 0.4 0.8| 25.3 -45.8 -20.5 -3.4 -0.24| 5.3 -1.3 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251022.11.gif