UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 29 OCT 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1006 45 -18.5 -20.5 84 2.0 -18.8 210 3 254.2 254.3 254.0 256.2 0.74 1 1000 90 -16.7 -19.0 82 2.3 -17.1 215 9 256.5 256.6 256.1 258.7 0.85 2 990 166 -13.3 -15.1 86 1.8 -13.7 219 10 260.6 260.8 260.1 263.8 1.19 3 944 528 -11.1 -13.6 82 2.5 -11.7 237 13 266.4 266.6 264.8 270.3 1.41 4 925 684 -11.5 -14.3 80 2.8 -12.2 245 15 267.5 267.8 265.6 271.3 1.36 5 850 1330 -13.7 -15.8 84 2.1 -14.2 265 15 271.8 272.0 268.3 275.5 1.31 6 848 1348 -13.9 -16.0 84 2.1 -14.4 265 15 271.8 272.0 268.3 275.4 1.29 7 836 1456 -12.7 -14.9 84 2.2 -13.2 268 14 274.1 274.4 270.1 278.2 1.44 8 816 1641 -13.5 -16.2 80 2.7 -14.1 271 13 275.2 275.4 270.5 279.0 1.32 9 767 2111 -13.9 -28.9 27 15.0 -16.3 281 11 279.7 279.8 271.8 281.1 0.46 10 762 2161 -14.3 -30.3 24 16.0 -16.7 282 10 279.8 279.8 271.8 281.0 0.40 11 700 2801 -16.7 -34.7 19 18.0 -19.1 295 7 284.0 284.0 273.9 284.9 0.29 12 647 3387 -19.5 -34.5 25 15.0 -21.4 301 8 287.3 287.3 275.8 288.3 0.32 13 635 3525 -20.1 -29.1 45 9.0 -21.5 302 9 288.1 288.2 276.6 289.9 0.54 14 604 3893 -22.7 -27.1 67 4.4 -23.4 306 10 289.3 289.4 277.4 291.5 0.69 15 500 5250 -31.7 -34.1 79 2.4 -32.0 320 13 294.4 294.5 279.4 295.8 0.43 16 400 6800 -42.9 -45.9 72 3.0 -43.0 330 25 299.2 299.3 281.3 299.8 0.16 17 379 7160 -45.3 -48.4 71 3.1 -45.4 331 26 300.7 300.7 281.8 301.2 0.13 18 300 8680 -55.1 -58.7 64 3.6 -55.2 335 33 307.7 307.7 284.5 307.9 0.05 19 250 9830 -62.1 -65.7 62 3.6 -62.1 335 31 313.7 313.7 286.7 313.8 0.02 20 242 10031 -63.5 -67.3 60 3.8 -63.6 332 30 314.6 314.6 286.9 314.6 0.02 21 224 10505 -64.7 -68.6 58 3.9 -64.7 325 29 319.8 319.8 288.7 319.8 0.02 22 215 10755 -64.9 -68.8 58 3.9 -64.9 320 27 323.2 323.2 289.8 323.3 0.02 23 200 11200 -62.3 -66.1 60 3.8 -62.3 310 23 334.1 334.1 292.9 334.2 0.03 24 170 12212 -58.9 -63.1 58 4.2 -59.0 316 17 355.6 355.7 297.8 355.8 0.05 25 156 12753 -57.7 -62.3 56 4.6 -57.8 319 14 366.5 366.5 300.0 366.8 0.06 26 150 13000 -58.1 -62.9 54 4.8 -58.2 320 13 370.0 370.0 300.6 370.2 0.05 27 100 15550 -58.3 -67.3 31 9.0 -58.6 235 9 415.1 415.1 307.2 415.3 0.04 28 70 17790 -59.5 -71.5 20 12.0 -59.9 250 9 457.1 457.1 311.5 457.3 0.04 29 65 18252 -59.9 -71.9 19 12.0 -60.3 249 10 466.0 466.0 312.3 466.2 0.04 30 50 19880 -61.9 -75.9 14 14.0 -62.3 245 15 497.6 497.6 314.8 497.8 0.03 31 48 20132 -62.5 -76.5 14 14.0 -62.9 502.0 502.0 315.1 502.2 0.02 32 46 20395 -62.5 -76.5 14 14.0 -62.9 508.2 508.2 315.5 508.3 0.03 TRP 224 10505 -64.7 -68.6 58 3.9 -64.7 325 29 319.8 319.8 288.7 319.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5160.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 59.62 % Est. max temperature: -1.25 C = 29.76 F Sfc-Lift cond lev (LCL): 973.54 mb = 293.62 m = 963.32 ft T: -12.52 C 700-500 lapse rate: 6.12 C/km ThetaE index: 0.08 C Layer 848.0- 836.0 mb Conv cond level (CCL): 1000.00 mb = 90.00 m = 295.27 ft Mean mixing ratio: 1.27 g/kg Conv temperature: -13.74 C = 7.27 F Cap Strength: 19.17 C Lifted Index: 22.07 C Risk: None Lifted Index @300 mb: 28.38 C Lifted Index @700 mb: 15.74 C Showalter Index: 15.80 C Risk: None Total Totals Index: 33.90 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 15.90 C K Index: -15.80 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 4.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.11 J/kg Max Up Vert Vel: 8.96 m/s Conv Inhibition (B-): 37935.01 J/kg Cap Strength: 22.08 C Lift Cond Lev (LCL): 920.44 mb = 721.77 m = 2367.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 9 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 1006 45 210 3 1.5 2.6 | 156 10 -4.1 9.4 1 1000 90 215 9 5.2 7.4 | 178 14 -0.4 14.2 2 925 684 245 15 13.6 6.3 | 211 15 8.0 13.1 3 850 1330 265 15 14.9 1.3 | 229 12 9.4 8.1 4 700 2801 295 7 6.3 -3.0 | 191 4 0.8 3.8 5 500 5250 320 13 8.4 -10.0 | 319 4 2.8 -3.2 6 400 6800 330 25 12.5 -21.7 | 335 16 6.9 -14.8 7 300 8680 335 33 13.9 -29.9 | 340 25 8.4 -23.1 8 250 9830 335 31 13.1 -28.1 | 341 23 7.5 -21.3 9 224 10505 325 29 16.6 -23.8 | 327 20 11.0 -16.9 10 200 11200 310 23 17.6 -14.8 | 304 14 12.0 -8.0 11 150 13000 320 13 8.4 -10.0 | 319 4 2.8 -3.2 12 100 15550 235 9 7.4 5.2 | 188 12 1.8 12.0 13 70 17790 250 9 8.5 3.1 | 196 10 2.9 9.9 14 50 19880 245 15 13.6 6.3 | 211 15 8.0 13.1 Wind Parameters Mean winds (0-6000m): 290.6 at 11.7 knts Storm direction: 320.6 at 8.8 knts Shear (0-3000m) pos: 1.4 neg: 0.0 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 42.7 deg Storm rel helicity (0-3000m) pos: 64.2 neg: -4.7 tot: 59.4 m^2/s^2 ave: 19.8 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.20 Bulk Shear: 18.21 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 ------------------------------------------------------------------------------- 500 228 11 190 14| 11.4 0.0 11.4| 38.5 0.0 38.5 77.0 0.88| 12.8 11.3 1000 241 13 203 14| 6.7 0.0 6.7| 56.8 0.0 56.8 56.8 0.89| 9.0 8.0 1500 249 13 211 14| 4.3 0.0 4.3| 63.7 0.0 63.7 42.5 0.82| 7.3 6.0 2000 255 13 215 13| 2.7 0.0 2.7| 63.8 -0.8 62.9 31.5 0.69| 6.4 4.4 2500 258 13 216 11| 1.7 0.0 1.7| 63.8 -3.3 60.5 24.2 0.55| 5.8 3.2 3000 261 12 215 10| 1.4 0.0 1.4| 64.2 -4.7 59.4 19.8 0.49| 5.2 2.5 4000 270 11 218 9| 1.4 0.0 1.4| 66.1 -4.7 61.4 15.4 0.53| 4.3 2.2 5000 280 11 227 7| 1.4 0.0 1.4| 68.3 -4.7 63.6 12.7 0.56| 3.7 2.1 6000 291 12 244 6| 1.8 0.0 1.8| 71.2 -4.7 66.4 11.1 0.51| 3.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251029.12.gif