UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for U4343... Searching the city database file for: U4343 ... Date:0000Z 16 APR 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 34 170 3 SFC 994 81 -9.1 -17.1 52 8.0 -10.8 170 3 264.5 264.7 262.7 267.3 1.01 2 978 207 -9.9 -17.9 52 8.0 -11.6 169 8 264.9 265.1 262.9 267.6 0.95 3 945 476 -6.9 -13.9 57 7.0 -8.7 166 17 270.6 270.8 267.7 274.5 1.38 4 925 644 -7.9 -14.9 57 7.0 -9.6 165 23 271.2 271.4 268.0 274.9 1.30 5 893 913 -8.9 -14.9 62 6.0 -10.4 167 20 272.9 273.2 269.1 276.8 1.34 6 850 1290 -9.9 -18.9 48 9.0 -11.9 170 15 275.8 275.9 270.4 278.7 1.01 7 792 1835 -11.1 -27.1 25 16.0 -14.0 175 16 280.1 280.2 272.2 281.7 0.52 8 753 2222 -13.1 -26.1 33 13.0 -15.4 179 16 282.0 282.1 273.4 283.9 0.60 9 700 2773 -18.3 -26.3 49 8.0 -19.6 185 17 282.2 282.3 273.5 284.2 0.64 10 634 3501 -24.5 -29.5 63 5.0 -25.2 198 18 283.3 283.4 273.9 284.9 0.52 11 604 3852 -26.5 -31.0 66 4.5 -27.1 205 18 284.9 285.0 274.8 286.4 0.48 12 537 4695 -29.3 -32.9 71 3.6 -29.7 220 19 291.3 291.4 278.0 292.8 0.45 13 500 5200 -32.9 -36.3 72 3.4 -33.2 230 19 292.9 293.0 278.6 294.1 0.34 14 453 5888 -37.7 -40.7 73 3.0 -37.9 230 18 295.3 295.3 279.6 296.1 0.24 15 418 6441 -40.1 -43.4 71 3.3 -40.3 230 17 299.1 299.1 281.2 299.8 0.20 16 400 6740 -42.3 -45.5 71 3.2 -42.5 230 17 300.0 300.0 281.6 300.6 0.16 17 326 8096 -52.9 -56.7 63 3.8 -53.0 223 20 303.5 303.5 282.9 303.7 0.05 18 304 8545 -55.3 -59.1 62 3.8 -55.4 220 21 306.2 306.2 284.0 306.4 0.04 19 300 8630 -55.3 -59.1 62 3.8 -55.4 220 21 307.4 307.4 284.4 307.6 0.04 20 287 8912 -55.5 -59.4 62 3.9 -55.6 220 21 311.0 311.0 285.8 311.2 0.04 21 262 9496 -52.7 -57.0 60 4.3 -52.8 220 22 323.4 323.4 289.9 323.6 0.07 22 250 9800 -50.3 -54.8 59 4.5 -50.4 220 23 331.3 331.3 292.2 331.6 0.09 23 245 9931 -48.1 -53.1 56 5.0 -48.3 220 23 336.5 336.5 293.6 336.9 0.11 24 200 11260 -46.7 -53.7 45 7.0 -47.1 220 21 358.8 358.8 298.6 359.4 0.13 25 156 12910 -46.3 -59.3 22 13.0 -47.0 220 18 385.9 385.9 303.2 386.3 0.08 26 150 13170 -46.7 -59.7 21 13.0 -47.4 220 17 389.6 389.6 303.8 390.0 0.08 27 100 15850 -50.1 -67.1 12 17.0 -50.9 245 19 430.9 430.9 309.0 431.2 0.05 28 85 16906 -52.9 -69.9 11 17.0 -53.6 236 14 445.8 445.8 310.5 446.0 0.04 29 70 18160 -52.5 -69.5 11 17.0 -53.4 225 7 472.1 472.1 312.8 472.3 0.05 30 50 20330 -52.5 -69.5 11 17.0 -53.7 265 9 519.8 519.8 316.3 520.2 0.07 31 48 20594 -51.9 -69.9 10 18.0 -53.2 269 9 527.3 527.3 316.8 527.7 0.06 32 36 22434 -56.7 -74.7 9 18.0 -57.8 300 8 560.1 560.1 318.6 560.4 0.04 33 30 23590 -56.1 -74.1 9 18.0 -57.4 320 7 591.7 591.7 320.2 592.1 0.06 34 29 23806 -55.7 -73.7 9 18.0 -57.1 598.6 598.6 320.6 599.0 0.06 TRP 304 8545 -55.3 -59.1 62 3.8 -55.4 220 21 306.2 306.2 284.0 306.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5166.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 54.74 % Est. max temperature: 2.58 C = 36.65 F Sfc-Lift cond lev (LCL): 874.17 mb = 1076.06 m = 3530.35 ft T: -9.33 C 700-500 lapse rate: 6.02 C/km ThetaE index: 0.00 C Layer 994.0- -0.0 mb Conv cond level (CCL): 691.23 mb = 2865.69 m = 9401.74 ft Mean mixing ratio: 1.22 g/kg Conv temperature: 8.72 C = 47.70 F Cap Strength: 15.89 C Lifted Index: 16.77 C Risk: None Lifted Index @300 mb: 24.57 C Lifted Index @700 mb: 9.98 C Showalter Index: 12.02 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 14.00 C K Index: -3.90 Risk: None Sweat Index: 182.25 Risk: None Energy Index: 3.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.91 J/kg Max Up Vert Vel: 8.59 m/s Conv Inhibition (B-): 51614.54 J/kg Cap Strength: 16.72 C Lift Cond Lev (LCL): 841.85 mb = 1364.25 m = 4475.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 227 at 13 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 ---------------------------------------------------------- 0 994 81 170 3 -0.5 3.0 | 60 12 -10.0 -5.8 1 925 644 165 23 -6.0 22.2 | 131 20 -15.5 13.5 2 850 1290 170 15 -2.6 14.8 | 116 14 -12.1 6.0 3 700 2773 185 17 1.5 16.9 | 136 11 -8.0 8.2 4 500 5200 230 19 14.6 12.2 | 236 6 5.0 3.4 5 400 6740 230 17 13.0 10.9 | 238 4 3.5 2.2 6 304 8545 220 21 13.5 16.1 | 209 8 4.0 7.3 7 300 8630 220 21 13.5 16.1 | 209 8 4.0 7.3 8 250 9800 220 23 14.8 17.6 | 211 10 5.3 8.9 9 200 11260 220 21 13.5 16.1 | 209 8 4.0 7.3 10 150 13170 220 17 10.9 13.0 | 198 4 1.4 4.3 11 100 15850 245 19 17.2 8.0 | 275 8 7.7 -0.7 12 70 18160 225 7 4.9 4.9 | 50 6 -4.6 -3.8 13 50 20330 265 9 9.0 0.8 | 4 8 -0.5 -8.0 14 30 23590 320 7 4.5 -5.4 | 20 15 -5.0 -14.1 Wind Parameters Mean winds (0-6000m): 197.3 at 17.2 knts Storm direction: 227.3 at 12.9 knts Shear (0-3000m) pos: 1.5 neg: 3.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 82.5 deg Storm rel helicity (0-3000m) pos: 72.8 neg: -16.9 tot: 55.9 m^2/s^2 ave: 18.6 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.10 Bulk Shear: 11.91 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 ------------------------------------------------------------------------------- 500 166 12 102 13| 0.0 18.3 18.3| 50.6 0.0 50.6 101.2 0.84| 18.4 15.4 1000 166 16 117 15| 1.7 9.1 10.8| 55.6 -10.8 44.8 44.8 0.55| 12.7 7.0 1500 167 16 118 15| 2.0 6.1 8.1| 58.0 -16.9 41.1 27.4 0.45| 9.6 4.4 2000 169 16 119 14| 1.6 4.6 6.2| 62.7 -16.9 45.8 22.9 0.48| 7.6 3.6 2500 172 16 121 14| 1.4 3.7 5.1| 67.3 -16.9 50.4 20.2 0.50| 6.4 3.2 3000 174 16 123 13| 1.5 3.0 4.6| 72.8 -16.9 55.9 18.6 0.52| 5.8 3.0 4000 181 17 130 12| 1.9 2.3 4.2| 83.5 -16.9 66.6 16.6 0.56| 5.1 2.9 5000 190 17 140 10| 2.1 1.8 3.9| 93.0 -16.9 76.2 15.2 0.62| 4.7 2.9 6000 197 17 150 9| 1.8 1.5 3.3| 94.4 -16.9 77.5 12.9 0.61| 4.0 2.5 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20250416.00.gif