UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011512.upa.cvt Date: 1200Z 15 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 15 JAN 26 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 1030 44 -32.1 -35.5 72 3.4 -32.3 220 3 239.0 239.0 239.0 239.5 0.18 1 1013 163 -28.1 -31.8 71 3.7 -28.3 217 6 244.1 244.2 243.9 244.9 0.26 2 1000 255 -27.7 -31.4 71 3.7 -28.0 215 9 245.4 245.5 245.2 246.2 0.28 3 966 504 -26.3 -29.8 72 3.5 -26.6 217 11 249.3 249.4 248.8 250.2 0.33 4 925 817 -26.9 -30.1 74 3.2 -27.2 220 13 251.8 251.9 251.0 252.7 0.34 5 904 983 -26.5 -29.7 74 3.2 -26.8 231 14 253.9 253.9 252.8 254.9 0.36 6 880 1179 -19.7 -22.6 78 2.9 -20.1 244 15 262.9 263.0 260.9 264.9 0.71 7 850 1437 -18.7 -20.5 86 1.8 -19.0 260 17 266.6 266.7 263.9 269.0 0.88 8 842 1507 -18.7 -20.4 86 1.7 -19.0 260 17 267.3 267.4 264.5 269.8 0.90 9 825 1659 -18.5 -20.6 83 2.1 -18.8 261 18 269.1 269.2 265.7 271.6 0.90 10 700 2875 -21.9 -25.7 71 3.8 -22.5 265 25 278.2 278.3 271.3 280.3 0.67 11 648 3439 -24.9 -28.9 69 4.0 -25.4 262 26 281.0 281.1 272.7 282.7 0.54 12 500 5270 -38.3 -44.3 53 6.0 -38.6 250 31 286.3 286.4 275.0 286.8 0.15 13 424 6386 -47.1 -54.1 45 7.0 -47.3 246 30 288.9 288.9 276.2 289.1 0.06 14 400 6770 -50.1 -57.1 43 7.0 -50.3 245 29 289.9 289.9 276.7 290.0 0.04 15 385 7019 -52.3 -59.3 43 7.0 -52.4 244 29 290.2 290.2 276.8 290.3 0.03 16 332 7965 -58.3 -65.3 40 7.0 -58.4 238 29 294.5 294.5 278.9 294.6 0.02 17 309 8415 -59.9 -66.9 40 7.0 -60.0 235 29 298.4 298.4 280.6 298.4 0.02 18 300 8600 -59.9 -66.9 40 7.0 -60.0 235 29 300.9 300.9 281.7 301.0 0.02 19 266 9352 -60.9 -67.9 39 7.0 -61.0 238 29 310.0 310.0 285.3 310.0 0.02 20 250 9740 -59.9 -67.9 34 8.0 -60.0 240 29 317.0 317.0 287.8 317.1 0.02 21 223 10456 -56.9 -64.9 36 8.0 -57.1 240 32 332.2 332.2 292.3 332.3 0.03 22 200 11140 -58.3 -66.3 35 8.0 -58.4 240 35 340.4 340.4 294.4 340.5 0.03 23 196 11267 -59.3 -67.3 35 8.0 -59.4 239 35 340.8 340.8 294.6 340.9 0.02 24 183 11699 -56.7 -64.7 36 8.0 -56.9 237 34 351.8 351.8 297.1 352.0 0.03 25 150 12950 -60.1 -69.1 30 9.0 -60.2 230 31 366.5 366.5 299.9 366.6 0.02 26 144 13205 -61.3 -70.3 29 9.0 -61.4 231 31 368.8 368.8 300.4 368.8 0.02 27 100 15490 -57.7 -68.7 23 11.0 -58.0 240 31 416.2 416.3 307.3 416.4 0.04 28 70 17750 -56.7 -69.7 18 13.0 -57.2 235 36 463.1 463.1 312.1 463.3 0.05 29 51 19776 -52.7 -68.7 13 16.0 -53.8 516.4 516.4 316.1 516.8 0.07 TRP 309 8415 -59.9 -66.9 40 7.0 -60.0 235 29 298.4 298.4 280.6 298.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5015.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 70.42 % Est. max temperature: -8.03 C = 17.55 F Sfc-Lift cond lev (LCL): 971.98 mb = 459.69 m = 1508.15 ft T: -26.55 C 700-500 lapse rate: 6.85 C/km ThetaE index: 0.00 C Layer 1030.0- 0.0 mb Conv cond level (CCL): 507.73 mb = 5161.60 m = 16934.18 ft Mean mixing ratio: 0.30 g/kg Conv temperature: 15.33 C = 59.59 F Cap Strength: 29.25 C Lifted Index: 31.41 C Risk: None Lifted Index @300 mb: 37.46 C Lifted Index @700 mb: 27.42 C Showalter Index: 14.36 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 17.80 C K Index: -4.70 Risk: None Sweat Index: 65.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.09 J/kg Max Up Vert Vel: 8.50 m/s Conv Inhibition (B-): 43800.89 J/kg Cap Strength: 31.40 C Lift Cond Lev (LCL): 924.46 mb = 821.24 m = 2694.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 17 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 1030 44 220 3 1.9 2.3 | 113 16 -14.8 6.4 1 1000 255 215 9 5.2 7.4 | 135 16 -11.6 11.5 2 925 817 220 13 8.4 10.0 | 149 16 -8.4 14.1 3 850 1437 260 17 16.7 3.0 | 180 7 -0.0 7.1 4 700 2875 265 25 24.9 2.2 | 232 10 8.2 6.3 5 500 5270 250 31 29.1 10.6 | 220 19 12.4 14.7 6 400 6770 245 29 26.3 12.3 | 210 19 9.5 16.4 7 309 8415 235 29 23.8 16.6 | 199 22 7.0 20.7 8 300 8600 235 29 23.8 16.6 | 199 22 7.0 20.7 9 250 9740 240 29 25.1 14.5 | 204 20 8.4 18.6 10 200 11140 240 35 30.3 17.5 | 212 26 13.6 21.6 11 150 12950 230 31 23.7 19.9 | 196 25 7.0 24.0 12 100 15490 240 31 26.8 15.5 | 207 22 10.1 19.6 13 70 17750 235 36 29.5 20.6 | 207 28 12.7 24.8 Wind Parameters Mean winds (0-6000m): 253.8 at 23.0 knts Storm direction: 283.8 at 17.2 knts Shear (0-3000m) pos: 3.3 neg: 1.4 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 118.1 deg Storm rel helicity (0-3000m) pos: 78.2 neg: -0.3 tot: 77.9 m^2/s^2 ave: 26.0 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 4.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.93 Bulk Shear: 38.94 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 ------------------------------------------------------------------------------- 500 216 8 132 16| 0.0 8.3 8.3| 34.2 0.0 34.2 68.5 0.99| 8.4 8.3 1000 221 11 141 16| 2.6 4.1 6.8| 52.3 0.0 52.3 52.3 0.90| 7.1 6.4 1500 234 12 149 13| 4.1 2.8 6.9| 63.8 0.0 63.8 42.5 0.77| 7.5 5.8 2000 243 14 157 11| 3.8 2.1 5.9| 69.1 0.0 69.1 34.5 0.80| 6.3 5.0 2500 249 15 167 10| 3.6 1.7 5.3| 74.6 0.0 74.6 29.8 0.80| 5.7 4.6 3000 253 17 177 9| 3.3 1.4 4.7| 78.2 -0.3 77.9 26.0 0.78| 5.1 4.0 4000 256 19 192 9| 2.5 1.5 4.0| 78.2 -4.2 74.0 18.5 0.66| 4.4 2.9 5000 255 21 202 10| 2.0 1.6 3.6| 78.2 -10.6 67.6 13.5 0.55| 3.9 2.1 6000 254 23 207 12| 1.7 1.4 3.1| 78.2 -21.1 57.1 9.5 0.46| 3.5 1.6 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260115.12.gif