UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102711.upa.cvt Date: 1100Z 27 OCT 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:1100Z 27 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 1019 18 26.0 23.9 88 2.1 24.5 80 4 297.5 300.9 297.0 351.6 18.63 1 1013 68 26.6 23.3 82 3.3 24.2 56 3 298.6 301.9 296.9 351.3 18.06 2 1000 177 25.8 23.2 86 2.6 23.9 5 2 299.0 302.3 297.1 352.0 18.19 3 975 400 23.8 22.6 93 1.2 22.9 304 2 299.1 302.4 297.0 351.6 17.98 4 950 627 23.0 18.0 73 5.0 19.5 333 2 300.5 303.1 294.6 341.0 13.80 5 925 860 21.6 17.5 78 4.1 18.8 305 1 301.4 303.9 294.7 341.8 13.73 6 873 1361 17.8 17.4 98 0.4 17.5 52 6 302.5 305.1 295.6 345.3 14.47 7 850 1590 17.4 14.8 85 2.6 15.7 60 11 304.4 306.7 294.7 341.8 12.55 8 845 1640 17.0 14.5 85 2.5 15.3 61 13 304.5 306.8 294.7 341.4 12.38 9 837 1722 17.4 9.4 59 8.0 12.4 63 16 305.7 307.4 292.4 332.5 8.88 10 778 2344 14.8 7.8 63 7.0 10.5 68 18 309.4 311.0 293.2 335.6 8.57 11 700 3230 9.2 5.6 78 3.6 7.1 75 13 312.7 314.2 293.9 338.0 8.18 12 602 4461 0.6 -1.1 88 1.7 -0.3 79 11 316.5 317.6 293.1 335.2 5.87 13 542 5297 -4.1 -5.7 89 1.6 -4.8 74 9 320.6 321.5 293.2 335.6 4.62 14 517 5669 -5.9 -10.4 70 4.5 -7.8 72 8 322.7 323.4 292.7 333.9 3.35 15 500 5930 -8.3 -11.5 78 3.2 -9.6 70 7 322.9 323.5 292.7 333.5 3.17 16 473 6359 -12.3 -12.8 96 0.5 -12.5 27 8 323.1 323.7 292.6 333.2 3.02 17 469 6425 -10.1 -21.1 40 11.0 -13.6 21 8 326.7 327.0 292.2 331.9 1.51 18 464 6508 -9.9 -22.9 34 13.0 -13.8 12 8 327.9 328.2 292.4 332.5 1.31 19 440 6917 -12.1 -40.1 8 28.0 -17.3 331 9 330.1 330.2 292.0 331.2 0.26 20 400 7640 -18.3 -35.3 21 17.0 -21.5 255 12 331.2 331.3 292.5 333.0 0.47 21 389 7848 -18.9 -43.9 9 25.0 -22.6 245 13 333.1 333.1 292.7 333.9 0.20 22 300 9720 -34.5 -47.5 26 13.0 -35.6 245 35 336.7 336.8 293.7 337.4 0.17 23 279 10221 -39.1 -47.1 42 8.0 -39.7 237 41 337.2 337.2 293.8 338.0 0.20 24 253 10881 -45.3 -54.3 36 9.0 -45.7 218 40 337.6 337.6 293.8 338.0 0.09 25 250 10960 -45.5 -61.5 15 16.0 -46.0 215 39 338.4 338.4 294.0 338.6 0.04 26 248 11013 -45.5 -65.5 9 20.0 -46.1 215 39 339.2 339.2 294.1 339.3 0.02 27 212 12037 -52.5 -72.5 7 20.0 -52.8 211 40 343.9 343.9 295.3 343.9 0.01 28 200 12410 -54.7 -74.7 7 20.0 -55.0 220 36 346.1 346.1 295.8 346.2 0.01 29 159 13852 -63.9 -78.9 11 15.0 -64.0 228 37 354.1 354.1 297.5 354.1 0.00 30 150 14210 -64.5 -80.5 9 16.0 -64.6 225 38 359.0 359.0 298.5 359.0 0.00 31 144 14460 -63.5 -81.5 7 18.0 -63.6 217 37 364.9 364.9 299.7 364.9 0.00 32 100 16620 -78.1 -86.1 26 8.0 -78.1 235 25 376.8 376.8 301.7 376.8 0.00 33 95 16912 -79.5 -86.5 30 7.0 -79.5 230 29 379.7 379.7 302.2 379.7 0.00 34 89 17289 -73.1 -86.1 12 13.0 -73.2 206 21 399.6 399.6 305.2 399.6 0.00 35 82 17766 -75.9 -87.9 13 12.0 -75.9 195 16 403.3 403.3 305.6 403.3 0.00 36 70 18690 -71.9 -88.9 6 17.0 -72.0 195 11 430.6 430.6 308.9 430.6 0.00 37 57 19918 -66.1 -89.1 3 23.0 -66.3 67 15 469.8 469.8 312.6 469.8 0.00 38 54 20244 -67.3 -90.3 2 23.0 -67.5 89 16 474.3 474.3 313.0 474.3 0.00 39 50 20710 -65.7 -89.7 2 24.0 -66.0 85 12 488.7 488.7 314.1 488.7 0.00 40 45 21358 -62.3 -89.3 2 27.0 -62.8 114 18 511.9 511.9 315.8 511.9 0.00 41 41 21931 -64.3 -90.3 2 26.0 -64.7 95 23 520.7 520.7 316.4 520.7 0.00 42 34 23095 -58.7 -88.7 1 30.0 -59.6 80 39 564.1 564.1 318.9 564.1 0.00 43 33 23282 -60.7 -89.7 1 29.0 -61.5 77 37 563.6 563.6 318.8 563.6 0.00 44 30 23880 -58.1 -89.1 1 31.0 -59.2 85 30 586.2 586.3 320.0 586.3 0.00 45 20 26490 -50.5 -84.5 1 34.0 -53.8 90 40 681.6 681.6 323.8 681.7 0.02 46 18 27178 -50.1 -85.1 1 35.0 -53.8 90 40 703.7 703.7 324.6 703.8 0.02 TRP 95 16912 -79.5 -86.5 30 7.0 -79.5 230 29 379.7 379.7 302.2 379.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 594.34 mb = 4567.83 m = 14986.15 ft Wetbulb zero: 605.66 mb = 4411.66 m = 14473.77 ft Precipitable water: 2.06 inches Sfc-500 mean rel hum: 79.64 % Est. max temperature: 31.28 C = 88.31 F Sfc-Lift cond lev (LCL): 988.80 mb = 276.13 m = 905.91 ft T: 24.91 C 700-500 lapse rate: 6.48 C/km ThetaE index: 12.79 C Layer 850.0- 778.0 mb Conv cond level (CCL): 896.97 mb = 1126.29 m = 3695.14 ft Mean mixing ratio: 16.16 g/kg Conv temperature: 30.45 C = 86.82 F Cap Strength: 1.54 C Lifted Index: -4.34 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.52 C Lifted Index @700 mb: -0.60 C Showalter Index: -2.23 C Risk: Severe thunderstorms possible Total Totals Index: 48.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 23.10 C K Index: 36.90 Risk: > 80 % chance of thunderstorms Sweat Index: 206.60 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1248.18 J/kg Max Up Vert Vel: 49.96 m/s Conv Inhibition (B-): 19.97 J/kg Cap Strength: 1.53 C Lift Cond Lev (LCL): 925.89 mb = 851.59 m = 2793.90 ft Lev Free Conv (LFC): 870.89 mb = 1381.44 m = 4532.24 ft Equ Level (EL): 860.89 mb = 1480.64 m = 4857.67 ft B at Equ Level: 11.96 J/kg Max Parcel Lev (MPL): 810.89 mb = 1991.41 m = 6533.42 ft Wind level data Storm motion: 101 at 8 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 1019 18 80 4 -3.9 -0.7 | 301 4 3.7 -2.2 1 1000 177 5 2 -0.2 -2.0 | 295 8 7.4 -3.5 2 986 305 290 2 1.9 -0.7 | 283 10 9.5 -2.2 3 952 610 335 2 0.8 -1.8 | 292 9 8.4 -3.4 4 925 860 305 1 0.8 -0.6 | 284 9 8.4 -2.1 5 919 914 15 1 -0.3 -1.0 | 289 8 7.3 -2.5 6 857 1524 65 8 -7.3 -3.4 | 356 5 0.4 -4.9 7 850 1590 60 11 -9.5 -5.5 | 15 7 -1.9 -7.0 8 826 1829 65 20 -18.1 -8.5 | 46 15 -10.5 -10.0 9 797 2134 65 19 -17.2 -8.0 | 45 14 -9.6 -9.6 10 715 3048 80 14 -13.8 -2.4 | 57 7 -6.2 -4.0 11 700 3230 75 13 -12.6 -3.4 | 45 7 -5.0 -4.9 12 615 4267 80 12 -11.8 -2.1 | 49 6 -4.2 -3.6 13 500 5930 70 7 -6.6 -2.4 | 345 4 1.0 -3.9 14 401 7620 260 10 9.8 1.7 | 269 17 17.5 0.2 15 400 7640 255 12 11.6 3.1 | 265 19 19.2 1.6 16 369 8230 225 16 11.3 11.3 | 243 21 18.9 9.8 17 339 8839 210 24 12.0 20.8 | 226 27 19.6 19.2 18 325 9144 225 26 18.4 18.4 | 237 31 26.0 16.8 19 311 9449 245 26 23.6 11.0 | 253 33 31.2 9.4 20 300 9720 245 35 31.7 14.8 | 251 41 39.3 13.2 21 273 10363 235 43 35.2 24.7 | 242 49 42.8 23.1 22 250 10960 215 39 22.4 31.9 | 225 43 30.0 30.4 23 238 11278 215 39 22.4 31.9 | 225 43 30.0 30.4 24 207 12192 210 40 20.0 34.6 | 220 43 27.6 33.1 25 200 12410 220 36 23.1 27.6 | 230 40 30.7 26.0 26 179 13106 235 35 28.7 20.1 | 243 41 36.3 18.5 27 150 14210 225 38 26.9 26.9 | 234 43 34.5 25.3 28 147 14326 215 36 20.6 29.5 | 225 40 28.3 27.9 29 133 14935 225 42 29.7 29.7 | 233 47 37.3 28.2 30 120 15545 215 31 17.8 25.4 | 227 35 25.4 23.8 31 108 16154 245 16 14.5 6.8 | 257 23 22.1 5.2 32 100 16620 235 25 20.5 14.3 | 246 31 28.1 12.8 33 98 16764 235 25 20.5 14.3 | 246 31 28.1 12.8 34 95 16912 230 29 22.2 18.6 | 240 34 29.8 17.1 35 92 17069 235 30 24.6 17.2 | 244 36 32.2 15.7 36 88 17374 195 18 4.7 17.4 | 218 20 12.3 15.8 37 70 18690 195 11 2.8 10.6 | 229 14 10.4 9.1 38 61 19507 65 13 -11.8 -5.5 | 31 8 -4.2 -7.0 39 58 19812 60 14 -12.1 -7.0 | 28 10 -4.5 -8.5 40 52 20422 100 17 -16.7 3.0 | 99 9 -9.1 1.4 41 50 20710 85 12 -12.0 -1.0 | 59 5 -4.4 -2.6 42 50 20726 70 11 -10.3 -3.8 | 27 6 -2.7 -5.3 43 45 21336 115 18 -16.3 7.6 | 125 11 -8.7 6.1 44 39 22250 85 26 -25.9 -2.3 | 78 19 -18.3 -3.8 45 37 22555 110 35 -32.9 12.0 | 112 27 -25.3 10.4 46 35 22860 100 43 -42.3 7.5 | 100 35 -34.7 5.9 47 34 23165 75 38 -36.7 -9.8 | 69 31 -29.1 -11.4 48 30 23880 85 30 -29.9 -2.6 | 79 23 -22.3 -4.2 49 28 24384 85 30 -29.9 -2.6 | 79 23 -22.3 -4.2 50 24 25298 100 29 -28.6 5.0 | 99 21 -21.0 3.5 51 23 25603 120 34 -29.4 17.0 | 125 27 -21.8 15.5 52 21 26213 110 43 -40.4 14.7 | 112 35 -32.8 13.2 53 20 26490 90 40 -40.0 0.0 | 87 32 -32.4 -1.5 54 17 27127 90 40 -40.0 0.0 | 87 32 -32.4 -1.5 55 15 27432 100 31 -30.5 5.4 | 100 23 -22.9 3.8 Wind Parameters Mean winds (0-6000m): 71.5 at 10.3 knts Storm direction: 101.5 at 7.8 knts Shear (0-3000m) pos: 2.6 neg: 0.9 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 115.5 deg Storm rel helicity (0-3000m) pos: 41.6 neg: -9.6 tot: 32.0 m^2/s^2 ave: 10.7 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.6 10^-3/s Energy-Hel index: 0.28 Bulk Rich Number: 90.25 Bulk Shear: 13.83 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 ------------------------------------------------------------------------------- 500 351 2 296 9| 0.0 5.4 5.4| 2.5 -6.4 -3.9 -7.8 -0.23| 8.0 -1.8 1000 345 2 293 9| 1.1 2.7 3.8| 7.0 -8.8 -1.8 -1.8 -0.06| 6.0 -0.4 1500 37 3 304 7| 3.0 1.8 4.8| 17.6 -8.8 8.9 5.9 0.30| 6.3 1.9 2000 57 6 335 6| 5.1 1.4 6.5| 35.4 -9.2 26.2 13.1 0.43| 7.9 3.4 2500 62 9 1 6| 3.6 1.1 4.7| 39.0 -9.6 29.4 11.8 0.41| 7.0 2.9 3000 65 10 14 6| 2.6 0.9 3.5| 41.6 -9.6 32.0 10.7 0.40| 6.5 2.6 4000 69 11 24 6| 1.9 0.9 2.8| 42.1 -12.3 29.8 7.5 0.35| 5.2 1.8 5000 71 11 27 6| 1.5 1.0 2.5| 42.2 -15.0 27.2 5.4 0.28| 4.4 1.2 6000 71 10 25 5| 1.3 1.1 2.4| 42.2 -18.1 24.1 4.0 0.20| 4.0 0.8 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251027.11.gif