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 U4343... Searching the city database file for: U4343 ... Date:0000Z 19 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 26 160 23 SFC 993 83 2.2 -5.8 55 8.0 -0.7 160 23 275.9 276.3 272.8 282.8 2.49 2 963 332 2.4 -8.6 44 11.0 -1.4 182 28 278.5 278.9 273.7 284.4 2.07 3 949 450 0.4 -11.6 40 12.0 -3.4 192 31 277.7 278.0 272.5 282.4 1.66 4 925 657 3.2 -9.8 38 13.0 -1.3 210 35 282.6 282.9 275.7 288.3 1.96 5 901 871 7.2 -8.8 31 16.0 1.0 210 35 288.8 289.2 279.2 295.3 2.18 6 871 1147 4.0 -12.0 30 16.0 -1.6 210 35 288.3 288.6 278.4 293.5 1.75 7 855 1297 2.8 -10.2 38 13.0 -1.9 210 35 288.6 289.0 278.9 294.7 2.05 8 850 1344 2.6 -10.4 38 13.0 -2.1 210 35 288.9 289.2 279.0 294.9 2.03 9 821 1623 1.2 -11.8 37 13.0 -3.3 214 34 290.3 290.6 279.5 295.9 1.88 10 740 2443 -7.7 -12.7 67 5.0 -9.2 228 32 289.3 289.7 279.1 295.1 1.94 11 700 2873 -9.9 -12.3 83 2.4 -10.6 235 31 291.5 291.9 280.4 297.9 2.12 12 663 3289 -13.9 -15.0 91 1.1 -14.2 239 30 291.6 291.9 280.0 297.0 1.80 13 627 3710 -17.5 -19.2 87 1.7 -17.9 243 28 292.2 292.4 279.7 296.3 1.33 14 615 3855 -17.1 -18.8 87 1.7 -17.5 245 28 294.2 294.5 280.7 298.6 1.41 15 591 4153 -17.5 -23.5 59 6.0 -18.8 248 27 297.1 297.3 281.4 300.2 0.97 16 582 4268 -18.7 -27.7 45 9.0 -20.3 249 27 297.1 297.2 281.0 299.2 0.67 17 500 5380 -27.7 -39.7 31 12.0 -28.9 260 23 299.3 299.3 281.4 300.1 0.24 18 447 6174 -34.3 -48.3 23 14.0 -35.1 260 29 300.7 300.7 281.8 301.1 0.11 19 441 6269 -34.9 -48.9 23 14.0 -35.7 260 30 301.1 301.1 282.0 301.5 0.10 20 400 6940 -41.3 -54.3 23 13.0 -41.8 260 35 301.3 301.3 282.0 301.5 0.06 21 354 7754 -49.1 -60.1 27 11.0 -49.3 258 40 301.5 301.5 282.0 301.7 0.03 22 310 8612 -54.7 -64.7 28 10.0 -54.8 256 45 305.4 305.4 283.6 305.4 0.02 23 300 8820 -57.1 -67.1 27 10.0 -57.2 255 46 304.9 304.9 283.4 304.9 0.02 24 291 9011 -58.9 -68.9 26 10.0 -59.0 254 47 305.0 305.0 283.4 305.0 0.01 25 260 9709 -62.7 -72.7 25 10.0 -62.8 250 50 309.4 309.4 285.1 309.4 0.01 26 257 9780 -62.7 -72.7 25 10.0 -62.8 251 49 310.4 310.4 285.5 310.4 0.01 27 250 9950 -61.1 -71.1 25 10.0 -61.2 255 48 315.2 315.2 287.2 315.3 0.01 28 242 10155 -57.5 -67.5 27 10.0 -57.6 255 46 323.6 323.6 289.9 323.6 0.02 29 200 11380 -51.7 -62.7 26 11.0 -52.0 255 36 350.9 350.9 296.8 351.1 0.04 30 173 12326 -49.7 -61.7 23 12.0 -50.1 245 28 369.1 369.1 300.4 369.3 0.05 31 150 13260 -49.9 -62.9 20 13.0 -50.4 235 21 384.1 384.1 302.9 384.3 0.05 32 101 15826 -51.9 -66.9 15 15.0 -52.5 245 21 426.2 426.2 308.4 426.5 0.05 33 100 15890 -51.9 -66.9 15 15.0 -52.5 245 21 427.4 427.5 308.6 427.7 0.05 34 94 16293 -50.5 -66.5 13 16.0 -51.3 248 20 437.8 437.8 309.7 438.1 0.05 35 93 16363 -50.7 -66.7 13 16.0 -51.5 249 20 438.8 438.8 309.8 439.1 0.05 36 70 18210 -52.1 -68.1 13 16.0 -53.0 265 15 472.9 472.9 312.9 473.3 0.06 37 64 18791 -51.1 -68.1 11 17.0 -52.2 256 15 487.4 487.4 314.1 487.8 0.06 38 54 19886 -54.3 -70.3 12 16.0 -55.2 238 15 504.3 504.3 315.3 504.6 0.05 39 50 20380 -53.3 -69.3 13 16.0 -54.4 230 15 517.9 517.9 316.2 518.3 0.07 40 48 20643 -53.1 -70.1 11 17.0 -54.2 229 15 524.4 524.4 316.6 524.8 0.06 41 43 21355 -51.1 -68.1 11 17.0 -52.7 227 16 546.1 546.1 317.9 546.7 0.09 42 35 22683 -54.5 -71.5 11 17.0 -55.8 223 16 570.4 570.4 319.2 570.9 0.07 43 30 23670 -54.3 -72.3 9 18.0 -55.9 220 17 596.6 596.6 320.5 597.1 0.07 44 24 25099 -54.7 -72.7 9 18.0 -56.5 239 16 634.8 634.8 322.1 635.4 0.09 45 20 26270 -53.1 -71.1 9 18.0 -55.5 255 15 673.6 673.7 323.6 674.7 0.13 46 17 27320 -51.3 -69.3 10 18.0 -54.5 247 15 711.5 711.5 324.8 713.2 0.20 47 17 27320 -51.3 -60.3 33 9.0 -53.6 247 15 711.5 711.8 325.0 717.3 0.67 48 17 27320 -51.5 -65.5 17 14.0 -54.3 247 15 710.8 711.0 324.8 713.8 0.34 49 16 27713 -51.5 -70.5 9 19.0 -54.8 244 16 723.3 723.3 325.2 724.9 0.18 50 10 30780 -48.7 -67.7 9 19.0 -54.1 220 17 837.8 838.0 328.2 842.2 0.42 51 8.5 31850 -47.9 -67.9 8 20.0 -54.2 880.7 881.0 329.1 886.1 0.48 TRP 260 9709 -62.7 -72.7 25 10.0 -62.8 250 50 309.4 309.4 285.1 309.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5354.00 m Freezing level: 810.08 mb = 1733.82 m = 5688.32 ft Wetbulb zero: Below ground Precipitable water: 0.33 inches Sfc-500 mean rel hum: 54.88 % Est. max temperature: 15.47 C = 59.85 F Sfc-Lift cond lev (LCL): 876.69 mb = 1093.78 m = 3588.46 ft T: 4.62 C 700-500 lapse rate: 7.10 C/km ThetaE index: 2.00 C Layer 949.0- 925.0 mb Conv cond level (CCL): 667.77 mb = 3233.84 m = 10609.60 ft Mean mixing ratio: 2.04 g/kg Conv temperature: 17.85 C = 64.13 F Cap Strength: 10.49 C Lifted Index: 10.81 C Risk: None Lifted Index @300 mb: 12.69 C Lifted Index @700 mb: 7.72 C Showalter Index: 4.86 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.30 C Cross Totals Index: 17.30 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 213.76 Risk: None Energy Index: 1.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.06 J/kg Max Up Vert Vel: 10.40 m/s Conv Inhibition (B-): 59191.26 J/kg Cap Strength: 10.75 C Lift Cond Lev (LCL): 778.22 mb = 2045.76 m = 6711.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 261 at 22 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 ---------------------------------------------------------- 0 993 83 160 23 -7.9 21.6 | 122 35 -29.7 18.3 1 925 657 210 35 17.5 30.3 | 171 27 -4.3 27.0 2 850 1344 210 35 17.5 30.3 | 171 27 -4.3 27.0 3 700 2873 235 31 25.4 17.8 | 194 15 3.6 14.5 4 500 5380 260 23 22.7 4.0 | 232 1 0.9 0.7 5 400 6940 260 35 34.5 6.1 | 258 13 12.7 2.8 6 300 8820 255 46 44.4 11.9 | 249 24 22.6 8.6 7 260 9709 250 50 47.0 17.1 | 241 29 25.2 13.8 8 250 9950 255 48 46.4 12.4 | 250 26 24.6 9.1 9 200 11380 255 36 34.8 9.3 | 245 14 13.0 6.0 10 150 13260 235 21 17.2 12.0 | 152 10 -4.6 8.7 11 100 15890 245 21 19.0 8.9 | 154 6 -2.8 5.6 12 70 18210 265 15 14.9 1.3 | 74 7 -6.8 -2.0 13 50 20380 230 15 11.5 9.6 | 122 12 -10.3 6.3 14 30 23670 220 17 10.9 13.0 | 132 15 -10.9 9.7 15 20 26270 255 15 14.5 3.9 | 94 7 -7.3 0.6 16 10 30780 220 17 10.9 13.0 | 132 15 -10.9 9.7 Wind Parameters Mean winds (0-6000m): 231.4 at 29.4 knts Storm direction: 261.4 at 22.0 knts Shear (0-3000m) pos: 5.8 neg: 0.0 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 73.9 deg Storm rel helicity (0-3000m) pos: 272.1 neg: 0.0 tot: 272.1 m^2/s^2 ave: 90.7 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 6.1 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.87 Bulk Shear: 62.17 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 ------------------------------------------------------------------------------- 500 187 28 143 31| 23.7 0.0 23.7|194.7 0.0 194.7 389.5 0.96| 24.6 23.7 1000 200 32 157 28| 13.8 0.0 13.8|223.9 0.0 223.9 223.9 0.96| 14.4 13.9 1500 204 33 162 28| 9.6 0.0 9.6|233.8 0.0 233.8 155.9 0.93| 10.5 9.7 2000 208 33 166 27| 7.8 0.0 7.8|251.2 0.0 251.2 125.6 0.88| 9.1 8.0 2500 211 33 169 25| 6.6 0.0 6.6|264.4 0.0 264.4 105.8 0.84| 8.3 7.0 3000 215 33 172 24| 5.8 0.0 5.8|272.1 0.0 272.1 90.7 0.81| 7.6 6.1 4000 221 32 177 21| 4.5 0.0 4.5|276.5 0.0 276.5 69.1 0.74| 6.5 4.8 5000 226 30 181 18| 3.6 0.0 3.6|278.1 0.0 278.1 55.6 0.69| 5.7 3.9 6000 231 29 184 15| 3.1 0.3 3.5|279.0 0.0 279.0 46.5 0.63| 5.4 3.4 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20250419.00.gif