UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011700.upa.cvt Date: 0000Z 17 JAN 26 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 17 JAN 26 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1010 23 -6.5 -8.7 84 2.2 -7.1 135 3 265.9 266.2 265.4 271.2 1.96 1 1000 101 -4.7 -8.3 76 3.6 -5.8 190 3 268.5 268.8 267.4 274.0 2.04 2 970 340 -5.1 -9.1 73 4.0 -6.3 227 5 270.4 270.7 268.5 275.8 1.98 3 925 711 -7.9 -12.6 69 4.7 -9.2 285 7 271.2 271.5 268.4 275.6 1.57 4 850 1361 -13.1 -17.1 72 4.0 -14.0 275 7 272.4 272.6 268.5 275.8 1.18 5 772 2086 -18.7 -21.0 82 2.3 -19.1 297 6 274.0 274.2 269.1 276.7 0.93 6 751 2292 -18.7 -20.7 84 2.0 -19.1 304 6 276.2 276.3 270.5 279.0 0.98 7 704 2774 -18.5 -23.0 68 4.5 -19.3 319 5 281.5 281.7 273.5 284.1 0.85 8 700 2816 -18.7 -23.7 65 5.0 -19.6 320 5 281.8 281.9 273.6 284.2 0.81 9 628 3616 -22.9 -36.9 27 14.0 -24.4 283 5 285.9 285.9 274.9 286.7 0.26 10 518 5001 -31.3 -51.3 12 20.0 -32.4 217 5 291.9 291.9 277.7 292.1 0.07 11 511 5097 -31.9 -50.9 13 19.0 -32.9 212 5 292.3 292.3 277.9 292.6 0.07 12 500 5250 -33.3 -48.3 21 15.0 -34.1 205 5 292.4 292.5 278.0 292.8 0.10 13 453 5936 -38.3 -45.3 48 7.0 -38.7 212 7 294.5 294.6 279.1 295.1 0.15 14 400 6780 -44.7 -49.5 59 4.8 -44.9 220 9 296.9 296.9 280.1 297.3 0.10 15 300 8650 -58.5 -62.5 60 4.0 -58.6 250 21 302.9 302.9 282.6 303.0 0.03 16 284 8992 -60.5 -64.5 59 4.0 -60.6 248 23 304.8 304.8 283.4 304.9 0.02 17 261 9515 -62.7 -66.7 58 4.0 -62.7 245 25 309.0 309.0 284.9 309.1 0.02 18 250 9780 -62.7 -66.7 58 4.0 -62.7 250 29 312.9 312.9 286.4 312.9 0.02 19 209 10887 -61.7 -65.8 58 4.1 -61.7 258 26 330.9 330.9 292.0 331.0 0.03 20 200 11160 -61.3 -65.5 57 4.2 -61.4 260 25 335.7 335.7 293.3 335.8 0.03 21 150 12940 -63.1 -68.0 51 4.9 -63.1 265 25 361.4 361.4 299.0 361.5 0.03 22 118 14407 -65.5 -71.5 43 6.0 -65.5 280 26 382.6 382.6 302.7 382.7 0.02 23 100 15410 -66.7 -72.7 42 6.0 -66.8 290 27 398.9 398.9 305.0 399.0 0.02 24 70 17540 -72.5 -78.5 40 6.0 -72.5 290 23 429.3 429.3 308.7 429.3 0.01 25 50 19490 -76.3 -83.3 32 7.0 -76.3 300 19 463.7 463.7 312.1 463.7 0.01 26 46 19970 -76.7 -83.7 32 7.0 -76.7 473.9 473.9 313.0 474.0 0.01 TRP 261 9515 -62.7 -66.7 58 4.0 -62.7 245 25 309.0 309.0 284.9 309.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5149.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 52.10 % Est. max temperature: -0.11 C = 31.80 F Sfc-Lift cond lev (LCL): 975.21 mb = 298.16 m = 978.20 ft T: -5.03 C 700-500 lapse rate: 6.00 C/km ThetaE index: 0.22 C Layer 925.0- 850.0 mb Conv cond level (CCL): 873.14 mb = 1154.49 m = 3787.65 ft Mean mixing ratio: 1.82 g/kg Conv temperature: -0.32 C = 31.42 F Cap Strength: 14.49 C Lifted Index: 14.43 C Risk: None Lifted Index @300 mb: 19.64 C Lifted Index @700 mb: 7.65 C Showalter Index: 13.97 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 16.20 C K Index: -1.90 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 3.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.81 J/kg Max Up Vert Vel: 5.44 m/s Conv Inhibition (B-): 30865.61 J/kg Cap Strength: 14.48 C Lift Cond Lev (LCL): 899.10 mb = 929.31 m = 3048.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 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 1010 23 135 3 -2.1 2.1 | 124 7 -5.9 4.0 1 1000 101 190 3 0.5 3.0 | 146 6 -3.2 4.8 2 925 711 285 7 6.8 -1.8 | 270 3 3.0 0.0 3 850 1361 275 7 7.0 -0.6 | 249 3 3.2 1.2 4 700 2816 320 5 3.2 -3.8 | 15 2 -0.5 -2.0 5 500 5250 205 5 2.1 4.5 | 166 7 -1.6 6.4 6 400 6780 220 9 5.8 6.9 | 193 9 2.0 8.7 7 300 8650 250 21 19.7 7.2 | 241 18 16.0 9.0 8 261 9515 245 25 22.7 10.6 | 237 23 18.9 12.4 9 250 9780 250 29 27.3 9.9 | 243 26 23.5 11.7 10 200 11160 260 25 24.6 4.3 | 254 22 20.9 6.2 11 150 12940 265 25 24.9 2.2 | 259 22 21.2 4.0 12 100 15410 290 27 25.4 -9.2 | 289 23 21.6 -7.4 13 70 17540 290 23 21.6 -7.9 | 289 19 17.9 -6.0 14 50 19490 300 19 16.5 -9.5 | 301 15 12.7 -7.7 Wind Parameters Mean winds (0-6000m): 266.1 at 5.6 knts Storm direction: 296.1 at 4.2 knts Shear (0-3000m) pos: 1.5 neg: 0.1 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): -127.0 deg Storm rel helicity (0-3000m) pos: 16.2 neg: -1.1 tot: 15.1 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.31 Bulk Shear: 1.59 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 4 172 5| 8.0 0.0 8.0| 10.9 0.0 10.9 21.9 0.92| 8.8 8.1 1000 269 5 222 3| 4.9 0.0 4.9| 13.7 -0.4 13.3 13.3 0.85| 6.5 5.5 1500 273 6 235 3| 3.3 0.1 3.4| 14.1 -0.9 13.2 8.8 0.77| 4.7 3.6 2000 277 6 245 3| 2.4 0.1 2.4| 15.0 -0.9 14.1 7.1 0.77| 4.0 3.1 2500 282 6 254 2| 1.8 0.0 1.8| 15.8 -0.9 14.9 6.0 0.79| 3.6 2.8 3000 286 6 263 2| 1.5 0.1 1.6| 16.2 -1.1 15.1 5.0 0.74| 3.3 2.4 4000 286 6 261 2| 1.1 0.5 1.7| 16.2 -2.2 14.0 3.5 0.47| 3.0 1.4 5000 279 6 240 2| 0.9 0.8 1.7| 16.2 -5.2 11.0 2.2 0.31| 2.8 0.9 6000 266 6 219 3| 0.8 0.8 1.5| 19.5 -6.2 13.3 2.2 0.31| 2.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20260117.00.gif