UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042111.upa.cvt Date: 1100Z 21 APR 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:1100Z 21 APR 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 1014 18 24.4 20.4 78 4.0 21.6 150 5 296.4 299.1 294.3 339.7 15.04 1 1004 97 26.2 20.2 70 6.0 22.0 139 9 299.0 301.7 295.0 342.7 15.00 2 1000 129 26.0 20.0 70 6.0 21.8 135 11 299.1 301.9 294.9 342.5 14.88 3 941 663 23.0 18.7 77 4.3 20.0 182 4 301.3 304.0 295.3 344.2 14.57 4 925 813 22.8 12.8 53 10.0 16.3 300 3 302.6 304.5 292.4 332.6 10.09 5 918 879 22.8 11.8 50 11.0 15.8 303 4 303.3 305.0 292.2 331.6 9.51 6 850 1545 18.0 14.2 78 3.8 15.5 300 11 305.0 307.2 294.6 341.1 12.07 7 802 2040 14.6 12.1 85 2.5 13.0 287 17 306.5 308.6 294.3 340.0 11.13 8 783 2243 16.0 -1.0 31 17.0 7.0 287 19 310.1 311.0 290.0 324.3 4.54 9 780 2276 15.8 -3.2 27 19.0 6.2 287 20 310.2 311.0 289.5 322.4 3.87 10 770 2385 15.2 -1.8 31 17.0 6.3 289 21 310.7 311.6 290.1 324.4 4.35 11 761 2485 14.0 9.0 72 5.0 10.9 291 22 310.5 312.3 294.2 339.6 9.51 12 746 2652 12.8 6.8 67 6.0 9.2 293 24 310.9 312.5 293.5 336.6 8.34 13 737 2754 12.8 -2.2 35 15.0 5.1 295 25 312.0 312.9 290.6 326.0 4.41 14 727 2869 11.8 2.8 54 9.0 6.7 291 25 312.2 313.4 292.3 332.3 6.45 15 721 2938 11.8 1.8 50 10.0 6.2 289 24 312.9 314.0 292.2 331.9 6.05 16 700 3186 12.0 -30.0 4 42.0 -0.7 285 24 315.8 315.9 287.9 317.4 0.45 17 646 3849 6.0 -6.0 42 12.0 0.3 286 27 316.3 317.0 291.3 328.5 3.78 18 634 4002 6.0 -29.0 6 35.0 -4.3 288 27 318.0 318.1 288.7 320.0 0.55 19 620 4184 5.4 -37.6 3 43.0 -5.2 276 20 319.4 319.4 288.8 320.3 0.24 20 614 4263 5.0 -37.0 3 42.0 -5.4 271 17 319.8 319.8 289.0 320.8 0.26 21 541 5285 0.6 -43.4 2 44.0 -8.8 242 14 326.3 326.4 290.8 326.9 0.15 22 500 5910 -5.3 -20.3 30 15.0 -10.4 240 19 326.6 326.9 292.2 331.9 1.52 23 452 6693 -12.5 -22.5 43 10.0 -15.4 242 27 327.1 327.4 292.3 332.0 1.39 24 446 6795 -11.9 -35.9 12 24.0 -16.9 243 29 329.1 329.2 291.9 330.6 0.40 25 434 7003 -13.3 -35.3 14 22.0 -17.9 244 32 329.9 330.0 292.2 331.6 0.44 26 421 7237 -10.5 -49.5 2 39.0 -16.7 245 35 336.4 336.4 293.5 336.8 0.10 27 400 7630 -11.7 -53.7 2 42.0 -17.8 245 26 339.8 339.8 294.3 340.0 0.06 28 381 8002 -14.3 -53.3 2 39.0 -19.7 227 22 341.1 341.1 294.7 341.4 0.07 29 320 9295 -26.5 -48.5 11 22.0 -29.0 222 29 341.7 341.7 294.8 342.3 0.15 30 300 9760 -29.1 -55.1 6 26.0 -31.4 225 31 344.4 344.4 295.4 344.7 0.07 31 250 11030 -39.1 -62.1 7 23.0 -40.2 235 36 347.9 347.9 296.2 348.1 0.04 32 241 11280 -40.7 -64.7 6 24.0 -41.7 230 35 349.2 349.2 296.5 349.3 0.03 33 200 12520 -51.7 -68.7 11 17.0 -52.1 220 32 350.9 350.9 296.8 351.0 0.02 34 181 13160 -57.3 -72.3 13 15.0 -57.5 219 31 351.9 351.9 297.1 352.0 0.01 35 168 13627 -61.7 -73.7 19 12.0 -61.8 210 36 352.2 352.2 297.1 352.2 0.01 36 150 14320 -67.3 -78.3 20 11.0 -67.4 195 43 354.2 354.2 297.5 354.2 0.01 37 145 14523 -68.7 -78.7 22 10.0 -68.8 198 42 355.2 355.2 297.7 355.2 0.01 38 123 15485 -76.9 -80.1 60 3.2 -76.9 208 40 357.4 357.4 298.2 357.4 0.01 39 102 16540 -83.1 -85.6 65 2.5 -83.1 210 28 365.1 365.1 299.7 365.1 0.00 40 100 16650 -83.1 -85.7 64 2.6 -83.1 205 31 367.2 367.2 300.1 367.2 0.00 41 96 16879 -80.9 -84.9 51 4.0 -80.9 195 29 375.8 375.8 301.6 375.8 0.00 42 83 17696 -83.3 -89.3 34 6.0 -83.3 201 9 386.9 386.9 303.3 386.9 0.00 43 72 18506 -75.3 -90.3 8 15.0 -75.3 151 11 419.9 419.9 307.7 419.9 0.00 44 70 18670 -74.9 -90.9 7 16.0 -75.0 45 8 424.1 424.1 308.2 424.2 0.00 45 63 19281 -74.3 -91.3 6 17.0 -74.4 91 10 438.4 438.4 309.7 438.5 0.00 46 54 20195 -66.5 -90.5 2 24.0 -66.7 84 12 476.2 476.2 313.1 476.2 0.00 47 50 20660 -66.7 -90.7 2 24.0 -67.0 75 26 486.3 486.3 314.0 486.3 0.00 48 49 20782 -66.7 -90.7 2 24.0 -67.0 90 30 489.1 489.1 314.1 489.1 0.00 49 45 21303 -60.7 -88.7 1 28.0 -61.3 72 24 515.7 515.7 316.0 515.8 0.00 50 38 22358 -58.9 -87.9 1 29.0 -59.7 91 16 545.9 545.9 317.9 545.9 0.00 51 31 23650 -53.7 -85.7 1 32.0 -55.5 97 24 592.7 592.7 320.3 592.7 0.01 52 30 23860 -53.9 -85.9 1 32.0 -55.7 65 22 597.7 597.7 320.5 597.8 0.01 53 26 24778 -54.5 -85.5 1 31.0 -56.4 83 23 621.0 621.0 321.5 621.0 0.01 54 23 25567 -51.9 -84.9 1 33.0 -54.5 98 27 650.8 650.8 322.7 650.9 0.01 55 20 26470 -53.3 -85.3 1 32.0 -55.9 80 35 673.0 673.0 323.5 673.1 0.01 56 14 28814 -44.3 -81.3 1 37.0 -51.0 80 32 775.8 775.8 326.6 776.2 0.04 TRP 102 16540 -83.1 -85.6 65 2.5 -83.1 210 28 365.1 365.1 299.7 365.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 536.83 mb = 5348.94 m = 17548.79 ft Wetbulb zero: 702.08 mb = 3161.20 m = 10371.25 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 38.09 % Est. max temperature: 32.71 C = 90.87 F Sfc-Lift cond lev (LCL): 956.61 mb = 518.68 m = 1701.67 ft T: 23.81 C 700-500 lapse rate: 6.35 C/km ThetaE index: 18.66 C Layer 802.0- 770.0 mb Conv cond level (CCL): 815.88 mb = 1893.74 m = 6212.99 ft Mean mixing ratio: 13.79 g/kg Conv temperature: 34.13 C = 93.43 F Cap Strength: 4.01 C Lifted Index: 1.07 C Risk: Showers probable Lifted Index @300 mb: 4.34 C Lifted Index @700 mb: 4.01 C Showalter Index: 1.07 C Risk: Showers probable Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.50 C K Index: -4.50 Risk: None Sweat Index: 211.40 Risk: None Energy Index: -1.73 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.46 J/kg Max Up Vert Vel: 7.81 m/s Conv Inhibition (B-): 471.70 J/kg Cap Strength: 3.81 C Lift Cond Lev (LCL): 882.45 mb = 1220.94 m = 4005.66 ft Lev Free Conv (LFC): 477.45 mb = 6267.92 m = 20563.79 ft Equ Level (EL): 437.45 mb = 6943.01 m = 22778.63 ft B at Equ Level: 29.71 J/kg Max Parcel Lev (MPL): 417.45 mb = 7301.77 m = 23955.66 ft Wind level data Storm motion: 303 at 12 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 1014 18 150 5 -2.5 4.3 | 130 17 -12.8 10.9 1 1000 129 135 11 -7.8 7.8 | 128 23 -18.0 14.3 2 980 305 125 13 -10.6 7.5 | 124 25 -20.9 14.0 3 947 610 140 4 -2.6 3.1 | 127 16 -12.8 9.6 4 925 813 300 3 2.6 -1.5 | 123 9 -7.7 5.1 5 914 914 305 5 4.1 -2.9 | 121 7 -6.2 3.7 6 852 1524 300 11 9.5 -5.5 | 145 1 -0.7 1.1 7 850 1545 300 11 9.5 -5.5 | 145 1 -0.7 1.1 8 793 2134 285 18 17.4 -4.7 | 255 7 7.1 1.9 9 738 2743 295 25 22.7 -10.6 | 288 13 12.4 -4.0 10 712 3048 285 24 23.2 -6.2 | 268 13 12.9 0.4 11 700 3186 285 24 23.2 -6.2 | 268 13 12.9 0.4 12 686 3353 270 24 24.0 -0.0 | 244 15 13.7 6.6 13 636 3962 290 28 26.3 -9.6 | 281 16 16.0 -3.0 14 612 4267 270 16 16.0 -0.0 | 221 9 5.7 6.6 15 590 4572 245 13 11.8 5.5 | 187 12 1.5 12.1 16 568 4877 245 14 12.7 5.9 | 191 13 2.4 12.5 17 527 5486 240 14 12.1 7.0 | 188 14 1.9 13.6 18 500 5910 240 19 16.5 9.5 | 201 17 6.2 16.1 19 488 6096 240 19 16.5 9.5 | 201 17 6.2 16.1 20 417 7315 245 36 32.6 15.2 | 226 31 22.4 21.8 21 401 7620 245 26 23.6 11.0 | 217 22 13.3 17.6 22 400 7630 245 26 23.6 11.0 | 217 22 13.3 17.6 23 384 7925 230 22 16.9 14.1 | 198 22 6.6 20.7 24 369 8230 215 24 13.8 19.7 | 188 26 3.5 26.2 25 300 9754 225 31 21.9 21.9 | 202 31 11.6 28.5 26 300 9760 225 31 21.9 21.9 | 202 31 11.6 28.5 27 275 10363 210 34 17.0 29.4 | 191 37 6.7 36.0 28 252 10973 225 36 25.5 25.5 | 205 35 15.2 32.0 29 250 11030 235 36 29.5 20.6 | 215 33 19.2 27.2 30 241 11278 230 35 26.8 22.5 | 210 33 16.5 29.1 31 201 12497 220 32 20.6 24.5 | 198 33 10.3 31.1 32 200 12520 220 32 20.6 24.5 | 198 33 10.3 31.1 33 182 13106 220 31 19.9 23.7 | 198 32 9.7 30.3 34 150 14320 195 43 11.1 41.5 | 181 48 0.9 48.1 35 150 14326 195 43 11.1 41.5 | 181 48 0.9 48.1 36 128 15240 210 38 19.0 32.9 | 192 40 8.7 39.5 37 109 16154 200 47 16.1 44.2 | 187 51 5.8 50.7 38 102 16540 210 28 14.0 24.2 | 187 31 3.7 30.8 39 100 16650 205 31 13.1 28.1 | 185 35 2.8 34.7 40 98 16764 205 31 13.1 28.1 | 185 35 2.8 34.7 41 93 17069 180 25 0.0 25.0 | 162 33 -10.3 31.6 42 83 17678 205 8 3.4 7.3 | 153 15 -6.9 13.8 43 79 17983 160 15 -5.1 14.1 | 143 26 -15.4 20.7 44 75 18288 140 12 -7.7 9.2 | 131 24 -18.0 15.8 45 71 18593 155 10 -4.2 9.1 | 137 21 -14.5 15.6 46 70 18670 45 8 -5.7 -5.7 | 93 16 -15.9 0.9 47 58 19812 130 12 -9.2 7.7 | 126 24 -19.5 14.3 48 55 20117 70 11 -10.3 -3.8 | 98 21 -20.6 2.8 49 52 20422 120 13 -11.3 6.5 | 121 25 -21.5 13.1 50 50 20660 75 26 -25.1 -6.7 | 90 35 -35.4 -0.2 51 49 20726 95 32 -31.9 2.8 | 103 43 -42.1 9.4 52 47 21031 70 24 -22.6 -8.2 | 87 33 -32.8 -1.6 53 43 21641 75 24 -23.2 -6.2 | 91 33 -33.5 0.4 54 41 21946 55 18 -14.7 -10.3 | 81 25 -25.0 -3.8 55 39 22250 95 15 -14.9 1.3 | 107 26 -25.2 7.9 56 37 22555 85 18 -17.9 -1.6 | 100 29 -28.2 5.0 57 35 22860 110 23 -21.6 7.9 | 114 35 -31.9 14.4 58 30 23774 95 24 -23.9 2.1 | 104 35 -34.2 8.7 59 30 23860 65 22 -19.9 -9.3 | 85 30 -30.2 -2.7 60 29 24079 65 22 -19.9 -9.3 | 85 30 -30.2 -2.7 61 28 24384 85 25 -24.9 -2.2 | 97 35 -35.2 4.4 62 24 25298 80 20 -19.7 -3.5 | 96 30 -30.0 3.1 63 23 25603 100 28 -27.6 4.9 | 107 40 -37.8 11.4 64 20 26470 80 35 -34.5 -6.1 | 91 45 -44.7 0.5 65 17 27127 80 41 -40.4 -7.1 | 89 51 -50.6 -0.6 66 15 27432 75 32 -30.9 -8.3 | 88 41 -41.2 -1.7 67 11 28651 95 33 -32.9 2.9 | 102 44 -43.1 9.4 68 10 28956 90 35 -35.0 0.0 | 98 46 -45.3 6.6 Wind Parameters Mean winds (0-6000m): 272.6 at 16.3 knts Storm direction: 302.6 at 12.2 knts Shear (0-3000m) pos: 3.2 neg: 1.9 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 139.8 deg Storm rel helicity (0-3000m) pos: 33.6 neg: -36.5 tot: -2.9 m^2/s^2 ave: -1.0 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.37 Bulk Shear: 82.75 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 ------------------------------------------------------------------------------- 500 131 10 126 22| 0.0 2.3 2.3| 6.9 -15.2 -8.3 -16.7 -0.09| 15.4 -1.4 1000 134 7 127 19| 6.5 1.2 7.7| 17.9 -23.7 -5.8 -5.8 -0.05| 15.2 -0.8 1500 192 8 148 16| 4.3 1.0 5.3| 18.6 -23.7 -5.1 -3.4 -0.02| 11.9 -0.2 2000 284 9 163 5| 3.3 2.2 5.5| 19.8 -23.7 -3.9 -1.9 0.06| 10.6 0.6 2500 286 11 189 3| 3.8 1.8 5.6| 28.3 -23.8 4.5 1.8 0.12| 9.8 1.2 3000 289 13 228 3| 3.2 1.9 5.0| 33.6 -36.5 -2.9 -1.0 0.07| 9.3 0.7 4000 285 17 249 6| 2.8 1.7 4.5| 66.9 -61.2 5.7 1.4 0.07| 9.0 0.7 5000 280 16 237 7| 2.2 1.8 4.1| 69.1-107.0 -38.0 -7.6 -0.11| 9.2 -1.1 6000 273 16 226 8| 1.9 1.9 3.7| 83.1-108.7 -25.7 -4.3 -0.08| 8.2 -0.6 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20250421.11.gif