UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 19 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 1001 40 -19.9 -22.7 78 2.8 -20.3 125 1 253.2 253.3 252.8 254.8 0.62 1 1000 47 -19.7 -23.0 75 3.3 -20.1 125 1 253.4 253.5 253.0 255.1 0.60 2 986 153 -15.5 -21.5 60 6.0 -16.4 139 3 258.7 258.8 257.6 260.6 0.69 3 930 593 -17.5 -21.5 71 4.0 -18.1 195 10 261.0 261.1 259.5 263.1 0.74 4 925 633 -17.7 -21.6 72 3.9 -18.3 200 11 261.2 261.3 259.6 263.2 0.73 5 850 1269 -15.3 -18.5 76 3.2 -15.9 245 5 270.1 270.3 266.7 273.1 1.04 6 847 1296 -15.3 -18.5 76 3.2 -15.9 245 5 270.4 270.6 266.9 273.4 1.05 7 840 1358 -15.5 -18.7 76 3.2 -16.2 245 5 270.8 271.0 267.2 273.8 1.04 8 700 2714 -23.5 -28.5 63 5.0 -24.1 240 3 276.5 276.5 269.9 278.0 0.52 9 639 3375 -27.1 -33.1 57 6.0 -27.7 210 10 279.7 279.7 271.6 280.8 0.37 10 627 3511 -26.7 -32.7 57 6.0 -27.3 204 11 281.7 281.7 272.8 282.9 0.39 11 550 4445 -32.1 -40.1 45 8.0 -32.7 161 20 286.0 286.0 274.9 286.7 0.21 12 500 5110 -37.1 -46.1 39 9.0 -37.5 130 27 287.8 287.8 275.7 288.2 0.12 13 459 5698 -41.7 -50.7 37 9.0 -42.1 132 30 289.2 289.2 276.4 289.5 0.08 14 400 6620 -49.1 -57.1 39 8.0 -49.3 135 36 291.2 291.2 277.3 291.3 0.04 15 386 6852 -50.9 -58.9 38 8.0 -51.0 130 31 291.8 291.8 277.6 291.9 0.04 16 371 7109 -51.9 -59.9 38 8.0 -52.0 125 25 293.8 293.8 278.6 293.9 0.03 17 353 7431 -52.1 -60.1 38 8.0 -52.2 127 21 297.7 297.7 280.4 297.9 0.03 18 300 8490 -49.1 -57.1 39 8.0 -49.3 135 7 316.1 316.2 287.5 316.4 0.06 19 263 9355 -46.7 -55.7 35 9.0 -47.0 88 6 331.8 331.8 292.3 332.1 0.08 20 250 9690 -47.3 -56.3 35 9.0 -47.6 70 5 335.7 335.8 293.3 336.1 0.07 21 200 11170 -46.7 -56.7 31 10.0 -47.2 120 5 358.8 358.8 298.5 359.2 0.09 22 150 13080 -46.5 -58.5 24 12.0 -47.2 200 7 389.9 390.0 303.9 390.4 0.10 23 100 15760 -47.9 -60.9 21 13.0 -48.8 215 5 435.2 435.2 309.4 435.7 0.11 24 75 17649 -49.3 -63.3 18 14.0 -50.4 207 8 469.6 469.6 312.7 470.2 0.10 25 70 18100 -49.7 -63.7 18 14.0 -50.8 205 9 478.1 478.1 313.4 478.7 0.10 26 50 20310 -50.3 -66.3 13 16.0 -51.7 165 7 524.9 525.0 316.6 525.6 0.10 27 30 23610 -55.1 -71.1 12 16.0 -56.5 240 15 594.4 594.5 320.4 595.1 0.09 28 28 24050 -55.3 -71.3 12 16.0 -56.8 239 17 605.7 605.8 320.9 606.4 0.09 29 20 26200 -54.5 -71.5 11 17.0 -56.6 235 25 669.4 669.4 323.4 670.4 0.12 30 19 26528 -54.7 -70.7 12 16.0 -56.8 678.6 678.7 323.7 679.9 0.15 31 16 27642 -49.1 -67.1 10 18.0 -53.0 731.1 731.2 325.5 733.7 0.29 32 12 29541 -46.5 -65.5 10 19.0 -52.1 803.0 803.2 327.4 807.8 0.48 TRP 371 7109 -51.9 -59.9 38 8.0 -52.0 125 25 293.8 293.8 278.6 293.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5063.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 61.03 % Est. max temperature: -3.08 C = 26.45 F Sfc-Lift cond lev (LCL): 955.81 mb = 386.65 m = 1268.51 ft T: -16.56 C 700-500 lapse rate: 5.68 C/km ThetaE index: 0.00 C Layer 1001.0- 0.1 mb Conv cond level (CCL): 665.69 mb = 3078.18 m = 10098.91 ft Mean mixing ratio: 0.72 g/kg Conv temperature: 5.16 C = 41.29 F Cap Strength: 20.35 C Lifted Index: 21.24 C Risk: None Lifted Index @300 mb: 38.36 C Lifted Index @700 mb: 13.63 C Showalter Index: 12.30 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 18.60 C K Index: -1.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.06 J/kg Max Up Vert Vel: 6.49 m/s Conv Inhibition (B-): 66555.80 J/kg Cap Strength: 21.20 C Lift Cond Lev (LCL): 881.27 mb = 997.23 m = 3271.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 176 at 10 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 1001 40 125 1 -0.8 0.6 | 1 9 -0.1 -9.3 1 1000 47 125 1 -0.8 0.6 | 1 9 -0.1 -9.3 2 925 633 200 11 3.8 10.3 | 264 5 4.5 0.5 3 850 1269 245 5 4.5 2.1 | 326 9 5.3 -7.7 4 700 2714 240 3 2.6 1.5 | 338 9 3.3 -8.4 5 500 5110 130 27 -20.7 17.4 | 111 21 -20.0 7.5 6 400 6620 135 36 -25.5 25.5 | 122 29 -24.7 15.6 7 371 7109 125 25 -20.5 14.3 | 103 20 -19.8 4.5 8 300 8490 135 7 -4.9 4.9 | 41 6 -4.2 -4.9 9 250 9690 70 5 -4.7 -1.7 | 19 12 -4.0 -11.6 10 200 11170 120 5 -4.3 2.5 | 26 8 -3.6 -7.4 11 150 13080 200 7 2.4 6.6 | 316 5 3.1 -3.3 12 100 15760 215 5 2.9 4.1 | 328 7 3.6 -5.8 13 70 18100 205 9 3.8 8.2 | 291 5 4.5 -1.7 14 50 20310 165 7 -1.8 6.8 | 19 3 -1.1 -3.1 15 30 23610 240 15 13.0 7.5 | 280 14 13.7 -2.4 16 20 26200 235 25 20.5 14.3 | 258 22 21.2 4.5 Wind Parameters Mean winds (0-6000m): 145.8 at 13.2 knts Storm direction: 175.8 at 9.9 knts Shear (0-3000m) pos: 0.9 neg: 0.4 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): -44.1 deg Storm rel helicity (0-3000m) pos: 21.7 neg: -9.4 tot: 12.3 m^2/s^2 ave: 4.1 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.73 Bulk Shear: 12.15 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 ------------------------------------------------------------------------------- 500 183 5 348 5| 9.3 0.0 9.3| 3.9 -1.9 2.0 4.0 -0.17| 10.9 -1.8 1000 203 7 312 5| 3.8 0.0 3.8| 11.7 -2.8 8.9 8.9 0.10| 9.8 0.9 1500 211 7 315 6| 1.8 0.0 1.8| 18.1 -2.8 15.3 10.2 0.21| 7.6 1.6 2000 217 6 319 7| 1.3 0.2 1.5| 19.7 -2.8 17.0 8.5 0.23| 5.9 1.4 2500 221 6 323 7| 1.1 0.3 1.4| 21.4 -2.8 18.6 7.4 0.25| 4.9 1.2 3000 222 5 324 7| 0.9 0.4 1.3| 21.7 -9.4 12.3 4.1 0.11| 4.7 0.5 4000 206 7 316 5| 0.7 1.9 2.6| 21.7 -28.0 -6.3 -1.6 -0.24| 5.3 -1.2 5000 161 10 76 3| 0.5 2.9 3.4| 21.7 -76.7 -55.0 -11.0 -0.39| 6.2 -2.5 6000 146 13 99 7| 0.5 2.7 3.2| 40.9 -82.7 -41.8 -7.0 -0.32| 5.8 -1.9 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250419.00.gif