UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103000.upa.cvt Date: 0000Z 30 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 30 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 41 -18.7 -20.9 83 2.2 -19.0 210 7 254.0 254.1 253.8 255.9 0.72 1 1000 86 -15.3 -17.6 83 2.3 -15.7 210 11 257.9 258.0 257.4 260.4 0.96 2 975 278 -12.3 -14.0 87 1.7 -12.7 212 13 262.7 263.0 262.0 266.3 1.33 3 925 682 -10.9 -14.6 74 3.7 -11.8 215 17 268.2 268.4 265.9 271.9 1.33 4 911 799 -9.9 -14.4 70 4.5 -11.0 213 16 270.4 270.6 267.5 274.2 1.37 5 850 1331 -12.3 -18.3 61 6.0 -13.6 205 9 273.3 273.4 268.8 276.3 1.06 6 840 1421 -12.5 -19.5 56 7.0 -14.0 206 9 274.0 274.1 269.1 276.8 0.97 7 811 1689 -13.7 -18.7 66 5.0 -14.7 207 8 275.5 275.7 270.3 278.6 1.08 8 770 2084 -13.1 -17.0 72 3.9 -14.0 210 7 280.2 280.5 273.5 284.1 1.31 9 700 2805 -17.5 -21.5 71 4.0 -18.3 215 5 283.1 283.3 274.6 286.0 0.98 10 635 3529 -20.3 -23.7 74 3.4 -20.9 238 6 287.9 288.1 277.0 290.7 0.89 11 541 4698 -26.9 -33.9 52 7.0 -27.7 276 8 293.5 293.6 279.0 294.9 0.40 12 503 5218 -31.3 -39.3 45 8.0 -32.0 294 9 294.4 294.4 279.2 295.2 0.25 13 500 5260 -31.5 -39.5 45 8.0 -32.2 295 9 294.6 294.7 279.3 295.5 0.25 14 400 6800 -42.9 -48.9 52 6.0 -43.2 310 9 299.2 299.3 281.2 299.6 0.11 15 354 7612 -49.3 -56.3 44 7.0 -49.5 314 12 301.3 301.3 282.0 301.5 0.05 16 300 8680 -56.5 -63.5 41 7.0 -56.6 320 17 305.7 305.7 283.7 305.8 0.02 17 250 9820 -64.7 -70.7 43 6.0 -64.7 335 15 309.9 309.9 285.3 309.9 0.01 18 239 10094 -66.3 -72.3 43 6.0 -66.3 340 19 311.5 311.5 285.9 311.5 0.01 19 218 10652 -65.9 -72.9 37 7.0 -66.0 327 16 320.4 320.4 288.9 320.4 0.01 20 200 11180 -62.5 -69.5 38 7.0 -62.6 315 13 333.8 333.8 292.7 333.9 0.02 21 172 12119 -57.7 -64.7 40 7.0 -57.8 302 10 356.4 356.4 298.0 356.6 0.04 22 150 12980 -58.3 -66.3 35 8.0 -58.5 290 7 369.6 369.6 300.5 369.8 0.03 23 100 15530 -58.7 -69.7 23 11.0 -59.0 265 5 414.3 414.3 307.0 414.5 0.03 24 93 15987 -58.9 -70.9 20 12.0 -59.2 257 6 422.6 422.6 308.0 422.8 0.03 25 70 17770 -59.9 -73.9 14 14.0 -60.3 225 9 456.2 456.2 311.4 456.4 0.02 26 50 19860 -62.5 -78.5 10 16.0 -62.9 220 15 496.2 496.2 314.7 496.3 0.02 27 47 20243 -61.1 -78.1 9 17.0 -61.6 221 16 508.4 508.4 315.5 508.5 0.02 28 34 22248 -62.1 -80.1 7 18.0 -62.7 228 23 555.1 555.1 318.4 555.2 0.02 29 30 23020 -63.1 -82.1 6 19.0 -63.7 230 25 572.6 572.6 319.3 572.7 0.02 30 28 23445 -62.7 -81.7 6 19.0 -63.4 585.1 585.1 319.9 585.3 0.02 TRP 239 10094 -66.3 -72.3 43 6.0 -66.3 340 19 311.5 311.5 285.9 311.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5174.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 66.78 % Est. max temperature: 0.28 C = 32.51 F Sfc-Lift cond lev (LCL): 970.34 mb = 315.15 m = 1033.96 ft T: -12.17 C 700-500 lapse rate: 5.70 C/km ThetaE index: 0.00 C Layer 1006.0--107374184.0 mb Conv cond level (CCL): 1000.00 mb = 86.00 m = 282.15 ft Mean mixing ratio: 1.26 g/kg Conv temperature: -13.88 C = 7.01 F Cap Strength: 21.88 C Lifted Index: 22.03 C Risk: None Lifted Index @300 mb: 26.80 C Lifted Index @700 mb: 14.71 C Showalter Index: 15.33 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 13.20 C K Index: -3.10 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 4.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.08 J/kg Max Up Vert Vel: 9.50 m/s Conv Inhibition (B-): 46832.43 J/kg Cap Strength: 21.87 C Lift Cond Lev (LCL): 913.35 mb = 779.50 m = 2557.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 270 at 6 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 41 210 7 3.5 6.1 | 154 7 -2.9 6.0 1 1000 86 210 11 5.5 9.5 | 174 10 -0.9 9.5 2 925 682 215 17 9.8 13.9 | 193 14 3.3 13.9 3 850 1331 205 9 3.8 8.2 | 162 9 -2.6 8.1 4 700 2805 215 5 2.9 4.1 | 139 5 -3.6 4.0 5 500 5260 295 9 8.2 -3.8 | 336 4 1.7 -3.9 6 400 6800 310 9 6.9 -5.8 | 356 6 0.5 -5.8 7 300 8680 320 17 10.9 -13.0 | 341 14 4.5 -13.1 8 250 9820 335 15 6.3 -13.6 | 0 14 -0.1 -13.6 9 239 10094 340 19 6.5 -17.9 | 360 18 0.1 -17.9 10 200 11180 315 13 9.2 -9.2 | 343 10 2.8 -9.2 11 150 12980 290 7 6.6 -2.4 | 357 2 0.1 -2.4 12 100 15530 265 5 5.0 0.4 | 105 2 -1.5 0.4 13 70 17770 225 9 6.4 6.4 | 179 6 -0.1 6.3 14 50 19860 220 15 9.6 11.5 | 196 12 3.2 11.4 15 30 23020 230 25 19.2 16.1 | 218 20 12.7 16.0 Wind Parameters Mean winds (0-6000m): 239.5 at 8.6 knts Storm direction: 269.5 at 6.4 knts Shear (0-3000m) pos: 1.0 neg: 1.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -9.5 deg Storm rel helicity (0-3000m) pos: 17.5 neg: -21.3 tot: -3.8 m^2/s^2 ave: -1.3 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 3.9 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.84 Bulk Shear: 5.75 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 ------------------------------------------------------------------------------- 500 212 13 182 11| 8.9 0.0 8.9| 14.7 0.0 14.7 29.4 0.68| 9.0 6.1 1000 213 14 186 12| 4.4 1.6 6.1| 16.9 -9.7 7.2 7.2 0.25| 7.2 1.8 1500 212 13 181 11| 3.0 2.5 5.5| 16.9 -17.4 -0.5 -0.3 0.03| 6.3 0.2 2000 211 11 177 10| 1.9 1.9 3.8| 16.9 -18.8 -2.0 -1.0 -0.01| 5.1 -0.1 2500 211 10 173 9| 1.3 1.5 2.8| 16.9 -20.5 -3.6 -1.4 -0.06| 4.3 -0.3 3000 211 10 170 8| 1.0 1.3 2.3| 17.5 -21.3 -3.8 -1.3 -0.06| 3.9 -0.2 4000 216 9 170 7| 1.1 0.9 2.0| 19.5 -21.3 -1.8 -0.4 0.04| 3.4 0.1 5000 227 9 178 6| 1.0 0.8 1.8| 21.2 -21.3 -0.1 -0.0 0.15| 3.2 0.5 6000 240 9 193 4| 0.9 0.6 1.5| 22.9 -21.3 1.6 0.3 0.19| 2.9 0.5 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251030.00.gif