UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 25 APR 25 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- 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 1015 44 -22.5 -24.7 82 2.2 -22.7 115 1 249.6 249.7 249.4 250.9 0.51 1 1000 155 -15.7 -20.2 68 4.5 -16.4 340 3 257.5 257.6 256.7 259.5 0.77 2 997 178 -15.7 -20.0 70 4.3 -16.4 339 3 257.7 257.8 256.9 259.8 0.78 3 965 424 -15.7 -18.8 77 3.1 -16.3 331 5 260.1 260.2 259.1 262.5 0.90 4 941 615 -13.7 -16.5 79 2.8 -14.3 324 6 264.0 264.2 262.5 267.1 1.12 5 933 680 -13.9 -16.7 79 2.8 -14.5 322 7 264.4 264.6 262.9 267.5 1.11 6 925 745 -13.9 -16.7 79 2.8 -14.5 320 7 265.1 265.3 263.3 268.2 1.12 7 850 1384 -15.9 -19.7 73 3.8 -16.6 335 9 269.5 269.6 266.1 272.2 0.94 8 818 1673 -15.9 -22.9 55 7.0 -17.1 332 12 272.5 272.6 267.8 274.6 0.74 9 703 2803 -21.9 -35.9 27 14.0 -23.4 320 23 277.9 277.9 270.4 278.7 0.25 10 700 2834 -22.1 -36.1 27 14.0 -23.6 320 23 278.0 278.1 270.4 278.8 0.25 11 528 4858 -33.3 -49.3 19 16.0 -34.1 324 47 287.9 287.9 275.7 288.2 0.08 12 500 5240 -34.1 -50.1 18 16.0 -34.9 325 52 291.5 291.5 277.5 291.7 0.08 13 490 5382 -34.5 -50.5 18 16.0 -35.3 325 53 292.7 292.7 278.1 292.9 0.08 14 400 6780 -42.7 -57.7 18 15.0 -43.2 325 64 299.5 299.5 281.2 299.6 0.04 15 366 7375 -46.4 -60.9 18 14.5 -46.7 325 71 302.3 302.3 282.3 302.4 0.03 16 335 7958 -50.1 -64.1 18 14.0 -50.3 325 68 305.0 305.0 283.4 305.0 0.02 17 300 8680 -49.9 -62.9 20 13.0 -50.2 320 58 315.0 315.0 287.1 315.1 0.03 18 288 8948 -49.7 -63.7 18 14.0 -50.0 321 54 319.0 319.0 288.5 319.1 0.03 19 250 9880 -47.9 -61.9 18 14.0 -48.3 325 40 334.9 334.9 293.0 335.0 0.04 20 208 11099 -45.7 -61.7 15 16.0 -46.3 329 28 356.4 356.4 298.0 356.6 0.05 21 200 11360 -46.3 -62.3 15 16.0 -46.9 330 25 359.5 359.5 298.6 359.7 0.04 22 150 13260 -47.7 -64.7 12 17.0 -48.4 300 13 387.9 387.9 303.5 388.1 0.04 23 140 13712 -48.7 -66.7 11 18.0 -49.4 305 12 393.8 393.9 304.4 394.0 0.03 24 125 14457 -47.3 -65.3 11 18.0 -48.2 313 10 409.4 409.4 306.5 409.6 0.05 25 104 15663 -49.3 -68.3 9 19.0 -50.2 327 8 427.6 427.7 308.6 427.8 0.04 26 100 15920 -48.9 -67.9 9 19.0 -49.8 330 7 433.2 433.3 309.2 433.5 0.04 27 82 17220 -51.3 -70.3 9 19.0 -52.2 313 8 453.6 453.6 311.2 453.8 0.04 28 70 18250 -51.5 -71.5 7 20.0 -52.5 300 9 474.2 474.2 313.0 474.4 0.04 29 50 20440 -50.7 -70.7 8 20.0 -52.2 115 5 524.0 524.0 316.6 524.4 0.06 30 30 23780 -50.5 -72.5 6 22.0 -52.8 125 17 607.0 607.0 320.9 607.5 0.07 31 27 24466 -48.9 -70.9 6 22.0 -51.8 116 15 630.0 630.1 321.9 630.8 0.10 32 20 26440 -46.5 -70.5 5 24.0 -50.9 90 9 693.8 693.9 324.3 695.1 0.14 33 11 30421 -45.1 -71.1 4 26.0 -52.1 828.3 828.4 328.0 830.7 0.24 TRP 335 7958 -50.1 -64.1 18 14.0 -50.3 325 68 305.0 305.0 283.4 305.0 0.02 WND 366 7375 -46.4 -60.9 18 14.5 -46.7 325 71 302.3 302.3 282.3 302.4 0.03 Sounding variables and indices 1000-500 mb thick: 5085.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 41.87 % Est. max temperature: -3.43 C = 25.83 F Sfc-Lift cond lev (LCL): 978.59 mb = 318.32 m = 1044.36 ft T: -15.70 C 700-500 lapse rate: 4.99 C/km ThetaE index: 0.00 C Layer 1015.0-77061766818325623606345728.0 mb Conv cond level (CCL): 697.82 mb = 2856.43 m = 9371.37 ft Mean mixing ratio: 0.92 g/kg Conv temperature: 6.16 C = 43.09 F Cap Strength: 20.91 C Lifted Index: 23.48 C Risk: None Lifted Index @300 mb: 36.92 C Lifted Index @700 mb: 14.24 C Showalter Index: 16.04 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 14.40 C K Index: -15.50 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 4.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.91 J/kg Max Up Vert Vel: 9.69 m/s Conv Inhibition (B-): 73534.54 J/kg Cap Strength: 22.80 C Lift Cond Lev (LCL): 916.87 mb = 811.73 m = 2663.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 354 at 21 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 1015 44 115 1 -0.9 0.4 | 172 22 -3.0 21.3 1 1000 155 340 3 1.0 -2.8 | 177 18 -1.1 18.1 2 925 745 320 7 4.5 -5.4 | 189 16 2.4 15.5 3 850 1384 335 9 3.8 -8.2 | 188 13 1.7 12.7 4 700 2834 320 23 14.8 -17.6 | 256 13 12.7 3.3 5 500 5240 325 52 29.8 -42.6 | 308 35 27.7 -21.7 6 400 6780 325 64 36.7 -52.4 | 312 47 34.6 -31.5 7 366 7375 325 71 40.7 -58.2 | 314 54 38.6 -37.3 8 335 7958 325 68 39.0 -55.7 | 313 51 36.9 -34.8 9 300 8680 320 58 37.3 -44.4 | 304 42 35.2 -23.5 10 250 9880 325 40 22.9 -32.8 | 300 24 20.8 -11.9 11 200 11360 330 25 12.5 -21.7 | 274 10 10.4 -0.8 12 150 13260 300 13 11.3 -6.5 | 212 17 9.1 14.4 13 100 15920 330 7 3.5 -6.1 | 185 15 1.4 14.8 14 70 18250 300 9 7.8 -4.5 | 199 17 5.7 16.4 15 50 20440 115 5 -4.5 2.1 | 164 24 -6.7 23.0 16 30 23780 125 17 -13.9 9.8 | 152 35 -16.1 30.6 17 20 26440 90 9 -9.0 0.0 | 152 24 -11.1 20.9 Wind Parameters Mean winds (0-6000m): 324.2 at 28.0 knts Storm direction: 354.2 at 21.0 knts Shear (0-3000m) pos: 0.9 neg: 3.7 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 93.3 deg Storm rel helicity (0-3000m) pos: 67.7 neg: -0.9 tot: 66.7 m^2/s^2 ave: 22.2 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.60 Bulk Shear: 77.79 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 ------------------------------------------------------------------------------- 500 333 4 179 17| 0.0 6.7 6.7| 16.8 0.0 16.8 33.6 0.52| 7.0 3.7 1000 326 5 183 16| 1.2 3.3 4.5| 23.1 -0.1 23.1 23.1 0.52| 5.0 2.6 1500 329 7 185 15| 1.7 2.2 3.9| 26.7 -0.9 25.7 17.1 0.46| 4.4 2.0 2000 329 8 188 14| 1.3 2.9 4.2| 39.2 -0.9 38.3 19.1 0.59| 4.6 2.7 2500 327 10 195 13| 1.0 3.4 4.4| 52.3 -0.9 51.3 20.5 0.67| 4.7 3.1 3000 325 12 204 12| 0.9 3.7 4.6| 67.7 -0.9 66.7 22.2 0.70| 4.9 3.4 4000 323 17 227 11| 2.2 2.8 5.0|108.2 -0.9 107.2 26.8 0.70| 5.2 3.7 5000 324 23 257 12| 3.0 2.2 5.2|153.1 -0.9 152.1 30.4 0.66| 5.4 3.6 6000 324 28 277 14| 2.9 2.2 5.1|179.6 -0.9 178.6 29.8 0.61| 5.3 3.2 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250425.00.gif