UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011912.upa.cvt Date: 1200Z 19 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 19 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 1024 46 -20.3 -22.8 80 2.5 -20.6 270 7 251.1 251.2 251.0 252.7 0.60 1 1001 214 -21.7 -25.1 74 3.4 -22.1 280 18 251.4 251.5 251.0 252.7 0.50 2 1000 221 -21.7 -25.1 74 3.4 -22.1 280 19 251.4 251.5 251.1 252.8 0.50 3 948 616 -19.1 -22.2 76 3.1 -19.6 283 15 258.0 258.1 256.9 259.8 0.68 4 925 799 -19.1 -22.2 76 3.1 -19.6 285 13 259.8 259.9 258.5 261.7 0.70 5 854 1392 -19.3 -21.6 82 2.3 -19.7 323 11 265.6 265.7 263.1 267.8 0.80 6 850 1427 -19.5 -21.7 83 2.2 -19.8 325 11 265.7 265.8 263.2 268.0 0.79 7 714 2707 -25.3 -29.2 70 3.9 -25.8 267 9 272.9 273.0 267.6 274.3 0.48 8 700 2850 -26.3 -30.4 68 4.1 -26.8 260 9 273.4 273.4 267.8 274.7 0.44 9 555 4493 -37.1 -42.1 60 5.0 -37.4 246 10 279.3 279.4 271.1 279.9 0.17 10 500 5210 -40.3 -45.1 60 4.8 -40.5 240 11 283.9 283.9 273.6 284.4 0.14 11 464 5716 -42.5 -48.5 52 6.0 -42.8 233 12 287.3 287.3 275.5 287.6 0.10 12 400 6700 -50.3 -56.3 49 6.0 -50.4 220 13 289.6 289.6 276.5 289.8 0.05 13 384 6965 -52.5 -58.5 48 6.0 -52.6 214 15 290.1 290.1 276.8 290.3 0.04 14 374 7134 -53.3 -59.3 48 6.0 -53.4 210 17 291.3 291.3 277.3 291.4 0.03 15 300 8550 -53.7 -59.7 48 6.0 -53.8 235 13 309.7 309.7 285.2 309.8 0.04 16 250 9730 -52.7 -60.7 37 8.0 -52.9 220 9 327.7 327.7 291.1 327.9 0.04 17 233 10184 -53.7 -61.7 37 8.0 -53.9 220 8 332.9 332.9 292.5 333.0 0.04 18 200 11170 -51.7 -61.7 29 10.0 -52.0 220 7 350.9 350.9 296.8 351.1 0.05 19 165 12425 -48.5 -60.5 24 12.0 -49.0 193 10 376.1 376.1 301.6 376.4 0.07 20 150 13050 -49.3 -62.3 20 13.0 -49.8 180 11 385.1 385.1 303.1 385.4 0.06 21 100 15720 -45.9 -63.9 11 18.0 -47.1 160 21 439.0 439.1 309.8 439.4 0.07 22 94 16130 -46.7 -64.7 11 18.0 -47.9 162 24 445.3 445.3 310.4 445.7 0.07 23 70 18070 -49.1 -69.1 8 20.0 -50.4 170 36 479.3 479.4 313.4 479.6 0.05 24 50 20260 -52.7 -73.7 6 21.0 -53.9 185 40 519.3 519.3 316.2 519.5 0.04 25 46 20796 -54.3 -75.3 6 21.0 -55.4 528.0 528.0 316.8 528.2 0.03 26 44 21081 -54.5 -74.5 7 20.0 -55.6 534.2 534.2 317.2 534.5 0.04 TRP 374 7134 -53.3 -59.3 48 6.0 -53.4 210 17 291.3 291.3 277.3 291.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 4989.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 70.00 % Est. max temperature: -7.48 C = 18.54 F Sfc-Lift cond lev (LCL): 982.58 mb = 351.09 m = 1151.87 ft T: -20.84 C 700-500 lapse rate: 5.93 C/km ThetaE index: 0.01 C Layer 1001.0-1000.0 mb Conv cond level (CCL): 688.39 mb = 2968.39 m = 9738.68 ft Mean mixing ratio: 0.60 g/kg Conv temperature: 2.52 C = 36.53 F Cap Strength: 19.31 C Lifted Index: 22.43 C Risk: None Lifted Index @300 mb: 37.60 C Lifted Index @700 mb: 15.52 C Showalter Index: 13.23 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 18.60 C K Index: -5.00 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.51 J/kg Max Up Vert Vel: 7.68 m/s Conv Inhibition (B-): 48592.52 J/kg Cap Strength: 22.14 C Lift Cond Lev (LCL): 924.81 mb = 800.54 m = 2626.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 8 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 1024 46 270 7 7.0 -0.0 | 174 4 -0.4 3.7 1 1000 221 280 19 18.7 -3.3 | 268 11 11.3 0.4 2 925 799 285 13 12.6 -3.4 | 266 5 5.1 0.4 3 850 1427 325 11 6.3 -9.0 | 12 5 -1.1 -5.3 4 700 2850 260 9 8.9 1.6 | 195 6 1.5 5.3 5 500 5210 240 11 9.5 5.5 | 193 9 2.1 9.2 6 400 6700 220 13 8.4 10.0 | 184 14 0.9 13.7 7 374 7134 210 17 8.5 14.7 | 183 18 1.1 18.5 8 300 8550 235 13 10.6 7.5 | 196 12 3.2 11.2 9 250 9730 220 9 5.8 6.9 | 171 11 -1.6 10.6 10 200 11170 220 7 4.5 5.4 | 162 10 -2.9 9.1 11 150 13050 180 11 0.0 11.0 | 153 17 -7.4 14.7 12 100 15720 160 21 -7.2 19.7 | 148 28 -14.6 23.5 13 70 18070 170 36 -6.3 35.5 | 161 42 -13.7 39.2 14 50 20260 185 40 3.5 39.8 | 175 44 -3.9 43.6 Wind Parameters Mean winds (0-6000m): 266.8 at 11.1 knts Storm direction: 296.8 at 8.3 knts Shear (0-3000m) pos: 1.4 neg: 1.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 21.9 deg Storm rel helicity (0-3000m) pos: 22.1 neg: -7.0 tot: 15.1 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.06 Bulk Shear: 4.18 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 ------------------------------------------------------------------------------- 500 280 16 263 8| 9.2 0.0 9.2| 12.9 -0.0 12.9 25.7 0.62| 16.4 10.1 1000 283 15 267 7| 3.7 0.0 3.7| 16.7 -0.3 16.4 16.4 0.59| 11.3 6.7 1500 291 14 283 5| 2.8 0.0 2.8| 22.1 -1.0 21.1 14.1 0.62| 9.5 5.9 2000 295 13 291 5| 2.1 1.1 3.2| 22.1 -3.3 18.8 9.4 0.44| 8.2 3.6 2500 294 12 288 4| 1.7 1.6 3.3| 22.1 -5.4 16.7 6.7 0.30| 7.4 2.2 3000 291 12 276 4| 1.4 1.8 3.2| 22.1 -7.0 15.1 5.0 0.24| 6.6 1.6 4000 282 11 249 4| 1.1 1.5 2.6| 22.2 -7.1 15.1 3.8 0.23| 5.2 1.2 5000 274 11 231 5| 0.8 1.4 2.3| 22.2 -7.8 14.4 2.9 0.21| 4.3 0.9 6000 267 11 220 6| 0.7 1.4 2.1| 22.2 -10.4 11.7 2.0 0.18| 3.8 0.7 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260119.12.gif