UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for U3330... Searching the city database file for: U3330 ... Date:1200Z 27 DEC 25 Station: U3330 WMO ident: 23330 Latitude: 66.53 Longitude: 66.53 ------------------------------------------------------------------------------- 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 1004 12 -39.1 -44.1 59 5.0 -39.2 0 0 233.8 233.8 233.7 234.0 0.08 1 1000 40 -32.5 -38.5 55 6.0 -32.8 0 0 240.6 240.7 240.4 241.0 0.14 2 974 228 -26.9 -31.9 63 5.0 -27.3 304 4 248.1 248.2 247.6 248.9 0.27 3 958 349 -21.3 -26.2 65 4.9 -21.9 269 6 255.0 255.0 254.0 256.3 0.47 4 933 546 -18.7 -23.1 68 4.4 -19.3 213 10 259.5 259.6 258.1 261.3 0.64 5 925 610 -18.3 -22.6 69 4.3 -18.9 195 11 260.6 260.7 259.0 262.5 0.67 6 850 1246 -14.7 -18.3 74 3.6 -15.4 210 9 270.7 270.9 267.2 273.8 1.06 7 835 1381 -14.3 -17.9 74 3.6 -15.0 216 9 272.5 272.7 268.5 275.7 1.12 8 813 1583 -15.3 -19.0 73 3.7 -16.0 224 8 273.6 273.8 269.0 276.6 1.05 9 799 1714 -16.1 -21.1 65 5.0 -17.0 229 8 274.1 274.2 269.1 276.7 0.89 10 758 2110 -16.1 -27.1 38 11.0 -17.9 245 7 278.2 278.3 271.1 279.9 0.55 11 700 2705 -19.9 -34.9 25 15.0 -21.7 270 5 280.4 280.5 271.9 281.3 0.28 12 630 3479 -25.5 -41.5 21 16.0 -26.8 253 5 282.6 282.7 273.0 283.2 0.16 13 541 4574 -30.5 -50.5 12 20.0 -31.6 228 5 289.3 289.3 276.4 289.5 0.07 14 537 4627 -30.9 -51.9 11 21.0 -32.0 227 5 289.4 289.4 276.5 289.6 0.06 15 500 5130 -35.1 -53.1 14 18.0 -35.9 215 5 290.2 290.3 276.9 290.4 0.06 16 403 6591 -46.3 -61.3 17 15.0 -46.6 220 3 294.2 294.2 278.7 294.3 0.02 17 400 6640 -46.5 -61.5 17 15.0 -46.8 220 3 294.6 294.6 278.9 294.6 0.02 18 374 7085 -49.1 -64.1 16 15.0 -49.4 236 4 296.8 296.8 280.0 296.9 0.02 19 309 8314 -58.7 -72.7 15 14.0 -58.8 283 7 300.1 300.1 281.4 300.1 0.01 20 300 8500 -59.9 -73.9 14 14.0 -60.0 290 7 300.9 300.9 281.7 300.9 0.01 21 284 8841 -61.5 -74.5 16 13.0 -61.6 275 11 303.4 303.4 282.7 303.4 0.01 22 266 9246 -62.1 -75.1 16 13.0 -62.2 280 13 308.2 308.2 284.7 308.2 0.01 23 250 9630 -61.5 -74.5 16 13.0 -61.6 285 15 314.6 314.6 286.9 314.7 0.01 24 200 11010 -60.1 -72.1 19 12.0 -60.2 295 19 337.6 337.6 293.7 337.6 0.01 25 176 11810 -59.7 -71.7 20 12.0 -59.9 297 21 350.8 350.8 296.8 350.9 0.01 26 150 12810 -60.5 -72.5 19 12.0 -60.7 300 23 365.9 365.9 299.8 365.9 0.01 27 126 13893 -60.5 -73.5 17 13.0 -60.7 304 25 384.6 384.6 303.0 384.6 0.01 28 100 15320 -63.3 -76.3 16 13.0 -63.5 310 27 405.4 405.4 305.9 405.5 0.01 29 70 17490 -66.9 -79.9 14 13.0 -67.1 320 35 441.3 441.3 310.0 441.3 0.01 30 54 19043 -68.5 -82.5 12 14.0 -68.7 312 40 471.6 471.6 312.8 471.6 0.01 31 50 19500 -70.7 -83.7 13 13.0 -70.8 310 42 476.9 476.9 313.2 476.9 0.01 32 48 19741 -71.9 -84.9 13 13.0 -72.0 310 41 479.6 479.6 313.4 479.7 0.01 33 33 21928 -76.1 -89.1 11 13.0 -76.2 314 36 522.7 522.7 316.5 522.8 0.00 34 30 22480 -74.5 -88.5 10 14.0 -74.6 315 35 541.5 541.5 317.6 541.6 0.01 35 28 22885 -70.9 -84.9 11 14.0 -71.1 309 36 562.3 562.3 318.8 562.4 0.01 36 23 24039 -75.3 -89.3 9 14.0 -75.4 292 38 581.9 581.9 319.8 582.0 0.01 37 20 24850 -74.9 -88.9 10 14.0 -75.1 280 40 606.9 606.9 320.9 606.9 0.01 38 19 25148 -75.5 -89.5 9 14.0 -75.7 277 40 614.0 614.0 321.2 614.0 0.01 39 17 25800 -70.9 -84.9 11 14.0 -71.3 272 40 648.6 648.6 322.6 648.7 0.02 40 12 27862 -71.7 -85.7 11 14.0 -72.2 254 39 713.7 713.7 324.8 713.9 0.02 41 11 28386 -64.1 -79.1 11 15.0 -65.3 250 38 759.3 759.3 326.2 759.9 0.07 42 10 28970 -63.9 -78.9 11 15.0 -65.3 245 38 781.0 781.1 326.8 781.8 0.08 43 9.0 29616 -63.5 -78.5 11 15.0 -65.1 806.5 806.5 327.4 807.4 0.09 TRP 284 8841 -61.5 -74.5 16 13.0 -61.6 275 11 303.4 303.4 282.7 303.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5090.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 38.58 % Est. max temperature: -2.67 C = 27.20 F Sfc-Lift cond lev (LCL): 919.68 mb = 653.36 m = 2143.56 ft T: -18.05 C 700-500 lapse rate: 6.27 C/km ThetaE index: 0.00 C Layer 1004.0--2403244174546658090678512915595657216.0 mb Conv cond level (CCL): 1000.00 mb = 40.00 m = 131.23 ft Mean mixing ratio: 0.46 g/kg Conv temperature: -25.58 C = -14.05 F Cap Strength: 28.96 C Lifted Index: 29.04 C Risk: None Lifted Index @300 mb: 32.60 C Lifted Index @700 mb: 23.38 C Showalter Index: 13.75 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 16.80 C K Index: -12.90 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 3.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 98.48 J/kg Max Up Vert Vel: 14.03 m/s Conv Inhibition (B-): 70914.58 J/kg Cap Strength: 29.01 C Lift Cond Lev (LCL): 900.76 mb = 809.71 m = 2656.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 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 1004 12 0 0 -0.0 -0.0 | 74 4 -4.3 -1.2 1 1000 40 0 0 -0.0 -0.0 | 74 4 -4.3 -1.2 2 925 610 195 11 2.8 10.6 | 171 10 -1.4 9.4 3 850 1246 210 9 4.5 7.8 | 182 7 0.2 6.6 4 700 2705 270 5 5.0 -0.0 | 329 1 0.7 -1.2 5 500 5130 215 5 2.9 4.1 | 154 3 -1.4 2.9 6 400 6640 220 3 1.9 2.3 | 115 3 -2.3 1.1 7 300 8500 290 7 6.6 -2.4 | 327 4 2.3 -3.6 8 284 8841 275 11 11.0 -1.0 | 288 7 6.7 -2.2 9 250 9630 285 15 14.5 -3.9 | 297 11 10.2 -5.1 10 200 11010 295 19 17.2 -8.0 | 306 16 12.9 -9.2 11 150 12810 300 23 19.9 -11.5 | 309 20 15.6 -12.7 12 100 15320 310 27 20.7 -17.4 | 319 25 16.4 -18.6 13 70 17490 320 35 22.5 -26.8 | 327 33 18.2 -28.0 14 50 19500 310 42 32.2 -27.0 | 315 40 27.9 -28.2 15 30 22480 315 35 24.7 -24.7 | 322 33 20.5 -26.0 16 20 24850 280 40 39.4 -6.9 | 283 36 35.1 -8.2 17 10 28970 245 38 34.4 16.1 | 244 34 30.2 14.8 Wind Parameters Mean winds (0-6000m): 224.2 at 5.9 knts Storm direction: 254.2 at 4.4 knts Shear (0-3000m) pos: 1.4 neg: 1.7 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -122.9 deg Storm rel helicity (0-3000m) pos: 8.2 neg: -17.6 tot: -9.5 m^2/s^2 ave: -3.2 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 5.7 stream: -1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 278.73 Bulk Shear: 0.35 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 ------------------------------------------------------------------------------- 500 223 4 145 2| 0.0 9.4 9.4| 0.0 -10.6 -10.6 -21.1 -0.90| 15.8-14.2 1000 197 7 160 6| 0.0 5.0 5.0| 2.3 -17.5 -15.2 -15.2 -0.73| 11.7 -8.5 1500 202 8 168 6| 1.0 3.3 4.4| 4.9 -17.5 -12.6 -8.4 -0.58| 8.8 -5.1 2000 208 8 174 6| 1.5 2.5 4.0| 6.9 -17.5 -10.7 -5.3 -0.46| 7.4 -3.4 2500 213 7 178 5| 1.7 2.0 3.7| 7.9 -17.5 -9.7 -3.9 -0.35| 6.5 -2.3 3000 218 7 181 4| 1.4 1.7 3.1| 8.2 -17.6 -9.5 -3.2 -0.32| 5.7 -1.8 4000 225 7 186 3| 1.1 1.4 2.5| 8.2 -17.9 -9.8 -2.4 -0.35| 4.5 -1.6 5000 225 6 183 3| 0.9 1.3 2.1| 8.2 -18.4 -10.3 -2.1 -0.35| 3.8 -1.3 6000 224 6 177 3| 0.8 1.0 1.8| 8.2 -19.3 -11.2 -1.9 -0.37| 3.3 -1.2 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20251227.12.gif