UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042011.upa.cvt Date: 1100Z 20 APR 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:1100Z 20 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 1013 18 25.8 23.5 87 2.3 24.2 120 2 297.8 301.2 296.8 351.0 18.28 1 1000 122 26.2 23.6 86 2.6 24.3 150 3 299.4 302.7 297.5 353.9 18.65 2 997 149 26.2 23.2 84 3.0 24.0 157 3 299.6 302.9 297.3 353.0 18.24 3 925 807 22.6 18.5 78 4.1 19.7 220 3 302.4 305.1 295.7 345.7 14.64 4 902 1027 21.6 17.7 78 3.9 18.9 213 4 303.6 306.2 295.7 345.9 14.27 5 850 1540 17.2 16.2 94 1.0 16.5 270 6 304.2 306.7 295.6 345.1 13.76 6 838 1661 16.2 15.7 97 0.5 15.9 270 8 304.4 306.9 295.4 344.6 13.51 7 818 1867 16.8 9.8 63 7.0 12.4 270 12 307.1 308.8 293.2 335.4 9.34 8 776 2315 14.6 4.6 51 10.0 8.8 273 19 309.4 310.7 291.9 330.5 6.87 9 771 2369 14.0 7.0 63 7.0 9.7 274 19 309.3 310.9 292.9 334.4 8.18 10 763 2457 14.8 0.8 38 14.0 7.1 275 20 311.1 312.1 291.0 327.7 5.32 11 759 2502 14.4 1.4 41 13.0 7.2 276 21 311.1 312.2 291.3 328.5 5.58 12 746 2648 13.8 -0.2 38 14.0 6.3 278 22 312.0 313.0 291.1 327.9 5.06 13 736 2762 14.4 -18.6 9 33.0 1.8 280 23 313.9 314.1 288.1 317.9 1.20 14 714 3017 11.4 1.4 50 10.0 5.8 284 26 313.3 314.5 292.2 332.0 5.94 15 704 3135 12.6 -30.4 3 43.0 -0.4 275 27 315.9 316.0 287.9 317.5 0.43 16 700 3183 12.4 -29.6 4 42.0 -0.4 270 28 316.2 316.3 288.1 317.9 0.47 17 696 3231 12.2 -34.8 2 47.0 -0.9 269 28 316.5 316.6 287.9 317.6 0.29 18 643 3888 6.6 -12.4 24 19.0 -1.4 269 30 317.4 317.9 290.3 325.0 2.29 19 561 4994 0.0 -43.0 2 43.0 -8.9 256 21 322.3 322.3 289.6 322.8 0.15 20 504 5847 -3.5 263 18 328.0 21 500 5910 -4.3 -52.3 1 48.0 -12.2 255 17 327.8 327.8 291.2 328.0 0.06 22 467 6442 -8.5 -52.5 1 44.0 -15.1 270 19 329.0 329.1 291.5 329.3 0.06 23 442 6867 -9.7 -42.7 5 33.0 -15.9 270 26 332.7 332.8 292.7 333.5 0.20 24 436 6972 -9.7 -34.7 11 25.0 -15.4 270 27 334.0 334.1 293.3 335.8 0.46 25 414 7369 -12.7 -28.7 25 16.0 -16.9 257 38 335.2 335.3 293.9 338.4 0.86 26 400 7630 -13.9 -32.9 18 19.0 -18.3 270 43 336.9 337.0 294.1 339.2 0.60 27 387 7879 -15.5 -36.5 15 21.0 -19.8 280 42 338.0 338.1 294.3 339.7 0.43 28 315 9391 -28.1 -49.1 12 21.0 -30.3 277 40 341.0 341.0 294.7 341.6 0.14 29 300 9740 -28.9 -58.9 4 30.0 -31.3 250 45 344.6 344.7 295.5 344.8 0.05 30 297 9812 -29.3 -61.3 3 32.0 -31.6 250 41 345.1 345.1 295.6 345.2 0.03 31 250 11020 -39.1 -66.1 4 27.0 -40.2 265 45 347.9 347.9 296.2 348.0 0.02 32 210 12191 -49.3 -64.3 16 15.0 -49.7 257 42 349.8 349.8 296.6 349.9 0.03 33 200 12510 -51.5 -68.5 11 17.0 -51.9 255 41 351.2 351.2 296.9 351.3 0.02 34 162 13841 -62.9 -75.9 16 13.0 -63.0 262 42 353.8 353.8 297.5 353.9 0.01 35 150 14310 -66.5 -77.5 20 11.0 -66.6 265 43 355.5 355.5 297.8 355.6 0.01 36 115 15861 -79.3 -83.1 53 3.8 -79.3 270 45 359.8 359.8 298.7 359.9 0.00 37 114 15911 -79.5 -83.4 52 3.9 -79.5 268 46 360.4 360.4 298.8 360.4 0.00 38 100 16650 -80.1 -87.1 30 7.0 -80.1 265 34 373.0 373.0 301.1 373.0 0.00 39 91 17180 -83.9 -89.9 34 6.0 -83.9 260 32 375.6 375.6 301.5 375.6 0.00 40 70 18670 -76.1 -91.1 8 15.0 -76.2 245 7 421.6 421.6 307.9 421.6 0.00 41 67 18924 -74.1 -90.1 7 16.0 -74.2 257 9 431.2 431.2 309.0 431.2 0.00 42 65 19101 -74.7 -92.7 5 18.0 -74.7 214 7 433.7 433.7 309.2 433.7 0.00 43 58 19779 -65.3 -92.3 1 27.0 -65.5 122 4 469.3 469.3 312.5 469.3 0.00 44 56 19992 -66.9 -90.9 2 24.0 -67.1 123 6 470.3 470.3 312.7 470.3 0.00 45 50 20680 -64.9 -90.9 2 26.0 -65.2 125 8 490.5 490.5 314.2 490.6 0.00 46 45 21321 -65.5 -90.5 2 25.0 -65.8 93 10 504.1 504.1 315.2 504.1 0.00 47 37 22529 -59.3 -89.3 1 30.0 -60.1 95 16 549.0 549.0 318.1 549.1 0.00 48 34 23058 -59.7 -88.7 1 29.0 -60.6 96 19 561.4 561.4 318.7 561.5 0.00 49 30 23850 -54.5 -86.5 1 32.0 -56.2 115 22 596.1 596.1 320.5 596.1 0.01 50 29 24067 -55.1 -86.1 1 31.0 -56.7 115 23 600.2 600.2 320.6 600.3 0.01 TRP 91 17180 -83.9 -89.9 34 6.0 -83.9 260 32 375.6 375.6 301.5 375.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 561.00 mb = 4994.10 m = 16384.63 ft Wetbulb zero: 704.63 mb = 3127.68 m = 10261.30 ft Precipitable water: 1.51 inches Sfc-500 mean rel hum: 45.81 % Est. max temperature: 31.99 C = 89.59 F Sfc-Lift cond lev (LCL): 980.09 mb = 298.79 m = 980.27 ft T: 25.38 C 700-500 lapse rate: 6.12 C/km ThetaE index: 15.42 C Layer 850.0- 771.0 mb Conv cond level (CCL): 877.42 mb = 1265.53 m = 4151.96 ft Mean mixing ratio: 16.51 g/kg Conv temperature: 31.84 C = 89.30 F Cap Strength: 2.08 C Lifted Index: -1.16 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.21 C Lifted Index @700 mb: 1.95 C Showalter Index: 0.43 C Risk: Thunderstorms probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 20.50 C K Index: -4.30 Risk: None Sweat Index: 223.40 Risk: None Energy Index: -3.18 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 288.21 J/kg Max Up Vert Vel: 24.01 m/s Conv Inhibition (B-): 28.53 J/kg Cap Strength: 2.07 C Lift Cond Lev (LCL): 916.05 mb = 891.83 m = 2925.91 ft Lev Free Conv (LFC): 851.05 mb = 1529.31 m = 5017.37 ft Equ Level (EL): 821.05 mb = 1835.25 m = 6021.08 ft B at Equ Level: 12.95 J/kg Max Parcel Lev (MPL): 751.05 mb = 2590.82 m = 8499.97 ft Wind level data Storm motion: 297 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 1013 18 120 2 -1.7 1.0 | 117 15 -13.4 7.0 1 1000 122 150 3 -1.5 2.6 | 123 16 -13.2 8.5 2 979 305 200 5 1.7 4.7 | 137 15 -10.0 10.6 3 946 610 155 3 -1.3 2.7 | 124 16 -12.9 8.7 4 925 807 220 3 1.9 2.3 | 130 13 -9.8 8.2 5 914 914 200 3 1.0 2.8 | 129 14 -10.7 8.8 6 852 1524 270 6 6.0 -0.0 | 136 8 -5.7 6.0 7 850 1540 270 6 6.0 -0.0 | 136 8 -5.7 6.0 8 792 2134 270 17 17.0 -0.0 | 222 8 5.3 6.0 9 711 3048 285 26 25.1 -6.7 | 273 13 13.4 -0.8 10 700 3183 270 28 28.0 -0.0 | 250 17 16.3 6.0 11 685 3353 265 27 26.9 2.4 | 241 17 15.2 8.3 12 636 3962 270 30 30.0 -0.0 | 252 19 18.3 6.0 13 612 4267 275 28 27.9 -2.4 | 258 17 16.2 3.5 14 547 5182 250 19 17.9 6.5 | 206 14 6.2 12.4 15 507 5791 270 18 18.0 -0.0 | 227 9 6.3 6.0 16 500 5910 255 17 16.4 4.4 | 205 11 4.7 10.4 17 488 6096 255 15 14.5 3.9 | 196 10 2.8 9.8 18 469 6401 270 18 18.0 -0.0 | 227 9 6.3 6.0 19 433 7010 270 28 28.0 -0.0 | 250 17 16.3 6.0 20 417 7315 255 37 35.7 9.6 | 237 29 24.1 15.5 21 401 7620 270 43 43.0 -0.0 | 259 32 31.3 6.0 22 400 7630 270 43 43.0 -0.0 | 259 32 31.3 6.0 23 369 8230 295 41 37.2 -17.3 | 294 28 25.5 -11.4 24 325 9144 295 36 32.6 -15.2 | 294 23 20.9 -9.3 25 300 9740 250 45 42.3 15.4 | 235 37 30.6 21.3 26 299 9754 250 40 37.6 13.7 | 233 33 25.9 19.6 27 287 10058 250 47 44.2 16.1 | 236 39 32.5 22.0 28 250 11020 265 45 44.8 3.9 | 253 35 33.1 9.9 29 200 12510 255 41 39.6 10.6 | 239 32 27.9 16.6 30 150 14310 265 43 42.8 3.7 | 253 33 31.2 9.7 31 115 15850 270 45 45.0 -0.0 | 260 34 33.3 6.0 32 109 16154 255 54 52.2 14.0 | 244 45 40.5 19.9 33 100 16650 265 34 33.9 3.0 | 248 24 22.2 8.9 34 93 17069 265 34 33.9 3.0 | 248 24 22.2 8.9 35 91 17180 260 32 31.5 5.6 | 240 23 19.8 11.5 36 83 17678 270 18 18.0 -0.0 | 227 9 6.3 6.0 37 79 17983 235 18 14.7 10.3 | 191 17 3.1 16.3 38 75 18288 265 13 13.0 1.1 | 190 7 1.3 7.1 39 70 18670 245 7 6.3 3.0 | 149 10 -5.3 8.9 40 67 18898 265 10 10.0 0.9 | 166 7 -1.7 6.8 41 61 19507 120 1 -0.9 0.5 | 117 14 -12.5 6.5 42 52 20422 125 10 -8.2 5.7 | 120 23 -19.9 11.7 43 50 20680 125 8 -6.6 4.6 | 120 21 -18.2 10.5 44 47 21031 125 10 -8.2 5.7 | 120 23 -19.9 11.7 45 43 21641 60 11 -9.5 -5.5 | 91 21 -21.2 0.5 46 39 22250 115 17 -15.4 7.2 | 116 30 -27.1 13.1 47 37 22555 95 16 -15.9 1.4 | 105 29 -27.6 7.3 48 35 22860 115 19 -17.2 8.0 | 116 32 -28.9 14.0 49 32 23470 60 19 -16.5 -9.5 | 83 28 -28.1 -3.5 50 30 23774 105 15 -14.5 3.9 | 111 28 -26.2 9.8 51 30 23850 115 22 -19.9 9.3 | 116 35 -31.6 15.2 52 26 24384 115 26 -23.6 11.0 | 116 39 -35.2 16.9 Wind Parameters Mean winds (0-6000m): 267.0 at 17.5 knts Storm direction: 297.0 at 13.1 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 154.7 deg Storm rel helicity (0-3000m) pos: 73.6 neg: -14.2 tot: 59.4 m^2/s^2 ave: 19.8 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 4.0 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 6.86 Bulk Shear: 42.00 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 ------------------------------------------------------------------------------- 500 178 4 130 15| 2.8 0.0 2.8| 20.6 -9.5 11.1 22.3 0.34| 8.2 2.8 1000 185 3 130 15| 2.1 0.0 2.1| 28.7 -13.6 15.2 15.2 0.28| 7.0 2.0 1500 212 4 134 13| 2.7 0.0 2.7| 32.9 -14.2 18.7 12.5 0.26| 6.5 1.7 2000 244 5 141 11| 4.3 0.0 4.3| 46.8 -14.2 32.6 16.3 0.47| 7.2 3.3 2500 259 8 153 8| 4.7 0.0 4.7| 59.3 -14.2 45.1 18.0 0.54| 7.1 3.8 3000 269 11 170 6| 4.7 0.0 4.7| 73.6 -14.2 59.4 19.8 0.58| 6.9 4.0 4000 269 15 209 7| 3.9 1.1 5.0| 90.0 -47.9 42.2 10.5 0.35| 6.9 2.4 5000 269 17 222 8| 3.1 1.6 4.7| 95.6 -91.1 4.5 0.9 0.13| 6.9 0.9 6000 267 17 220 9| 2.5 1.6 4.1|105.4-110.0 -4.6 -0.8 0.08| 6.8 0.5 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20250420.11.gif