UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for X8341... Searching the city database file for: X8341 ... Date:1200Z 23 APR 25 Station: X8341 WMO ident: 38341 Latitude: 42.85 Longitude: 71.38 ------------------------------------------------------------------------------- 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 160 SFC 945 655 21.2 12.2 56 9.0 15.5 285 3 299.2 300.9 290.8 326.9 9.48 2 936 738 21.0 11.0 53 10.0 14.8 299.8 301.4 290.5 325.8 8.84 3 925 841 17.6 8.6 56 9.0 12.3 320 5 297.3 298.7 288.6 319.5 7.60 4 921 878 16.4 7.4 55 9.0 11.2 296.4 297.7 287.8 316.9 7.02 5 892 1147 11.8 4.8 62 7.0 8.0 294.4 295.5 286.1 312.0 6.05 6 850 1548 10.2 4.2 66 6.0 6.9 30 33 296.8 297.9 287.0 314.7 6.09 7 798 2065 6.4 1.9 73 4.5 4.1 298.2 299.2 286.9 314.5 5.50 8 674 3401 -8.7 -9.9 91 1.2 -9.1 296.0 296.5 283.0 304.1 2.67 9 590 4408 -17.9 -19.8 85 1.9 -18.3 296.8 297.1 281.8 301.0 1.35 10 569 4676 -20.1 -22.5 81 2.4 -20.6 297.3 297.5 281.7 300.8 1.10 11 558 4819 -23.5 -25.7 82 2.2 -23.9 295.0 295.1 280.3 297.7 0.84 12 500 5610 -28.3 -29.8 87 1.5 -28.5 70 9 298.5 298.7 281.6 300.6 0.65 13 468 6077 -31.1 -32.3 89 1.2 -31.3 300.8 300.9 282.4 302.6 0.54 14 358 7885 -50.5 -53.1 74 2.6 -50.5 298.7 298.7 280.9 299.0 0.08 15 342 8179 -53.5 -56.0 74 2.5 -53.5 298.5 298.5 280.8 298.7 0.06 16 330 8408 -52.3 -55.0 73 2.7 -52.4 303.3 303.3 282.8 303.5 0.07 17 300 9020 -52.3 -55.3 70 3.0 -52.4 355 7 311.6 311.6 286.0 311.9 0.07 18 291 9216 -53.5 -56.6 69 3.1 -53.6 312.6 312.7 286.4 312.9 0.06 19 276 9557 -50.5 -53.8 68 3.3 -50.6 321.8 321.8 289.4 322.1 0.09 20 250 10200 -50.5 -54.0 66 3.5 -50.6 335 9 331.0 331.0 292.1 331.4 0.10 21 229 10772 -50.7 -54.7 62 4.0 -50.8 339.1 339.1 294.2 339.5 0.10 22 216 11154 -48.9 -53.4 59 4.5 -49.1 347.6 347.6 296.2 348.1 0.12 23 200 11660 -48.9 -53.8 57 4.9 -49.1 300 31 355.3 355.4 297.9 355.9 0.13 24 178 12428 -47.9 -53.9 50 6.0 -48.3 369.0 369.0 300.5 369.6 0.14 25 164 12967 -50.3 -57.3 43 7.0 -50.6 373.7 373.8 301.3 374.2 0.10 26 153 13421 -49.7 -55.7 49 6.0 -50.0 382.3 382.3 302.7 382.9 0.13 27 150 13550 -52.3 -59.3 43 7.0 -52.6 295 25 380.0 380.0 302.3 380.4 0.09 28 106 15773 -56.5 -63.5 41 7.0 -56.8 411.6 411.7 306.7 412.0 0.07 29 100 16140 -59.3 -66.3 40 7.0 -59.5 305 35 413.2 413.2 306.9 413.4 0.05 30 90 16796 -59.9 -66.9 40 7.0 -60.1 424.6 424.6 308.3 424.9 0.05 31 86 17078 -61.7 -68.7 39 7.0 -61.9 426.5 426.5 308.5 426.7 0.04 32 78 17684 -59.3 -67.3 35 8.0 -59.6 67 15 443.6 443.6 310.3 443.9 0.06 33 70 18360 -59.3 -67.3 35 8.0 -59.6 120 7 457.5 457.5 311.6 457.9 0.06 34 62 19115 -58.5 -66.5 35 8.0 -58.9 169 9 475.5 475.5 313.1 475.9 0.08 35 60 19318 -59.5 -69.5 26 10.0 -59.9 182 10 477.7 477.7 313.3 478.0 0.05 36 50 20450 -59.7 -67.7 35 8.0 -60.1 255 13 502.8 502.8 315.2 503.3 0.08 37 48 20707 -58.1 -66.1 35 8.0 -58.6 265 13 512.5 512.5 315.8 513.2 0.11 38 30 23690 -55.5 -64.5 32 9.0 -56.5 20 15 593.3 593.4 320.4 594.9 0.22 39 26 24606 -52.1 -61.1 33 9.0 -53.7 15 10 627.8 627.9 321.9 630.8 0.39 40 20 26290 -54.7 -63.7 32 9.0 -56.2 5 1 668.7 668.9 323.5 671.8 0.36 41 19 26618 -54.7 -63.7 32 9.0 -56.3 678.6 678.8 323.9 681.9 0.38 TRP 85 -64.1 -64.3 97 0.2 -64.1 295 31 423.1 423.1 308.1 423.5 0.08 WND Sounding variables and indices 1000-500 mb thick: 5450.00 m Freezing level: 745.44 mb = 2631.11 m = 8632.15 ft Wetbulb zero: 759.79 mb = 2452.99 m = 8047.76 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 78.86 % Est. max temperature: 20.21 C = 68.38 F Sfc-Lift cond lev (LCL): 827.17 mb = 1770.85 m = 5809.82 ft T: 8.56 C 700-500 lapse rate: 9.16 C/km ThetaE index: 17.03 C Layer 798.0- 500.0 mb Conv cond level (CCL): 780.44 mb = 2240.73 m = 7351.38 ft Mean mixing ratio: 6.74 g/kg Conv temperature: 20.03 C = 68.05 F Cap Strength: 1.72 C Lifted Index: -9.63 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.75 C Lifted Index @700 mb: -4.02 C Showalter Index: -8.87 C Risk: Severe thunderstorms probable Total Totals Index: 71.00 C Risk: Severe Thunderstorms probable Vertical Totals Index: 38.50 C Cross Totals Index: 32.50 C K Index: 40.76 Risk: > 80 % chance of thunderstorms Sweat Index: 565.40 Risk: Severe Thunderstorms possible Energy Index: -3.03 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2249.10 J/kg Max Up Vert Vel: 67.07 m/s Conv Inhibition (B-): 45.81 J/kg Cap Strength: 3.38 C Lift Cond Lev (LCL): 799.04 mb = 2054.00 m = 6738.76 ft Lev Free Conv (LFC): 764.04 mb = 2408.82 m = 7902.86 ft Equ Level (EL): 284.04 mb = 9371.88 m = 30747.27 ft B at Equ Level: 2240.89 J/kg Max Parcel Lev (MPL): 174.04 mb = 12576.17 m = 41259.90 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 85 18412 295 31 28.1 -13.1 1 945 655 285 3 2.9 -0.8 2 925 841 320 5 3.2 -3.8 3 850 1548 30 33 -16.5 -28.6 4 700 3104 95 38 -37.9 3.3 5 500 5610 70 9 -8.5 -3.1 6 400 7150 100 7 -6.9 1.2 7 300 9020 355 7 0.6 -7.0 8 250 10200 335 9 3.8 -8.2 9 200 11660 300 31 26.8 -15.5 10 150 13550 295 25 22.7 -10.6 11 100 16140 305 35 28.7 -20.1 12 70 18360 120 7 -6.1 3.5 13 50 20450 255 13 12.6 3.4 14 30 23690 20 15 -5.1 -14.1 15 20 26290 5 1 -0.1 -1.0 Wind Parameters Energy-Hel index: -140.55 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20250423.12.gif