UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for KFGZ... Searching the city database file for: KFGZ ... Date:1200Z 29 APR 25 Station: KFGZ WMO ident: 72376 Latitude: 35.23 Longitude: -111.82 Elevation: 2192.00 ------------------------------------------------------------------------------- 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 164 1 925 815 2 850 1510 SFC 782 2192 -0.3 -4.2 75 3.9 -2.0 130 3 292.7 293.4 282.7 303.3 3.58 4 762 2400 5.2 -3.8 52 9.0 1.1 21 7 300.9 301.5 286.2 312.3 3.79 5 721 2844 1.2 -9.8 44 11.0 -3.1 354 8 301.3 301.7 284.9 309.0 2.52 6 700 3079 -0.9 -10.9 47 10.0 -4.7 340 8 301.5 301.9 284.9 308.9 2.38 7 626 3960 -8.1 -12.3 72 4.2 -9.6 236 9 303.0 303.5 285.5 310.5 2.37 8 578 4574 -13.9 -16.0 84 2.1 -14.5 220 10 303.3 303.6 285.0 309.3 1.90 9 568 4706 -15.1 -17.0 85 1.9 -15.6 220 11 303.4 303.7 284.9 309.0 1.78 10 523 5326 -19.5 -23.0 74 3.5 -20.3 253 17 305.3 305.5 284.9 309.1 1.15 11 503 5616 -20.7 -28.7 49 8.0 -22.2 255 15 307.3 307.4 285.2 309.7 0.71 12 500 5660 -21.1 -29.1 49 8.0 -22.5 250 15 307.3 307.4 285.2 309.6 0.69 13 488 5838 -22.5 -32.5 40 10.0 -24.1 248 16 307.7 307.8 285.1 309.5 0.51 14 474 6051 -24.3 -31.3 52 7.0 -25.4 238 16 308.1 308.2 285.4 310.1 0.59 15 461 6252 -26.1 -34.1 47 8.0 -27.2 237 17 308.3 308.4 285.3 309.9 0.46 16 432 6718 -30.1 -33.9 69 3.8 -30.6 235 22 309.0 309.1 285.6 310.7 0.50 17 422 6884 -31.1 -35.2 67 4.1 -31.6 235 26 309.8 309.9 285.8 311.4 0.45 18 410 7087 -32.9 -35.5 77 2.6 -33.2 232 28 310.0 310.1 285.9 311.6 0.45 19 402 7225 -33.9 -37.0 73 3.1 -34.2 226 27 310.5 310.6 286.0 311.9 0.40 20 400 7260 -34.3 -37.4 73 3.1 -34.6 225 27 310.4 310.5 285.9 311.8 0.38 21 389 7455 -35.7 -38.4 76 2.7 -36.0 230 29 311.1 311.1 286.1 312.3 0.36 22 366 7875 -39.1 -43.6 62 4.5 -39.4 238 34 312.0 312.0 286.3 312.8 0.22 23 344 8297 -42.7 -45.7 72 3.0 -42.9 223 32 312.7 312.7 286.5 313.4 0.19 24 340 8376 -43.1 -46.5 69 3.4 -43.3 221 33 313.2 313.2 286.7 313.8 0.17 25 314 8908 -46.3 -52.3 51 6.0 -46.5 224 37 315.9 316.0 287.5 316.3 0.10 26 308 9036 -47.3 -53.3 50 6.0 -47.5 227 38 316.3 316.3 287.6 316.6 0.09 27 300 9210 -48.5 -55.5 44 7.0 -48.7 230 37 317.0 317.0 287.8 317.3 0.07 28 297 9276 -48.5 -55.5 44 7.0 -48.7 230 36 317.9 317.9 288.2 318.2 0.07 29 277 9734 -46.9 -55.9 35 9.0 -47.2 249 29 326.6 326.6 290.8 326.9 0.07 30 268 9951 -47.7 -57.7 31 10.0 -48.0 240 26 328.6 328.6 291.4 328.8 0.06 31 256 10253 -45.9 -56.9 28 11.0 -46.3 238 24 335.5 335.6 293.3 335.8 0.07 32 250 10410 -46.5 -57.5 28 11.0 -46.9 245 23 336.9 336.9 293.6 337.2 0.06 33 229 10990 -48.9 -61.9 21 13.0 -49.3 259 20 341.8 341.8 294.8 342.0 0.04 34 216 11374 -49.5 -64.5 16 15.0 -49.9 250 20 346.7 346.7 295.9 346.8 0.03 35 209 11590 -48.1 -64.1 14 16.0 -48.6 260 21 352.1 352.1 297.1 352.3 0.03 36 200 11880 -49.3 -66.3 12 17.0 -49.8 250 23 354.7 354.7 297.7 354.8 0.03 37 199 11913 -49.3 -66.3 12 17.0 -49.8 251 23 355.2 355.2 297.8 355.3 0.03 38 196 12012 -49.1 -66.1 12 17.0 -49.6 252 22 357.1 357.1 298.1 357.2 0.03 39 186 12354 -50.7 -68.7 10 18.0 -51.1 247 22 359.9 359.9 298.7 360.0 0.02 40 169 12975 -53.5 -73.5 7 20.0 -53.9 248 23 365.2 365.2 299.7 365.3 0.01 41 167 13051 -53.5 -73.5 7 20.0 -53.9 252 23 366.5 366.5 299.9 366.5 0.01 42 164 13168 -53.1 -74.1 6 21.0 -53.5 251 23 369.0 369.0 300.4 369.1 0.01 43 150 13740 -54.9 -76.9 5 22.0 -55.2 240 26 375.5 375.5 301.5 375.5 0.01 44 149 13783 -55.1 -77.1 5 22.0 -55.5 241 26 375.9 375.9 301.6 375.9 0.01 45 148 13826 -55.1 -78.1 4 23.0 -55.5 242 26 376.6 376.6 301.7 376.6 0.01 46 139 14225 -55.5 -79.5 3 24.0 -55.9 238 29 382.7 382.7 302.7 382.7 0.01 47 134 14458 -54.9 -79.9 3 25.0 -55.3 239 28 387.8 387.8 303.5 387.8 0.01 48 133 14506 -54.9 -79.9 3 25.0 -55.3 241 28 388.6 388.6 303.6 388.7 0.01 49 125 14901 -55.7 -81.7 2 26.0 -56.1 245 21 394.1 394.1 304.4 394.2 0.00 50 115 15429 -57.3 -84.3 2 27.0 -57.6 237 23 400.7 400.7 305.3 400.7 0.00 51 109 15767 -58.5 -86.5 2 28.0 -58.8 231 27 404.6 404.6 305.8 404.6 0.00 52 105 16002 -57.7 -86.7 1 29.0 -58.1 237 27 410.5 410.5 306.6 410.5 0.00 53 101 16247 -56.9 -86.9 1 30.0 -57.3 247 26 416.6 416.6 307.3 416.6 0.00 54 100 16310 -56.9 -86.9 1 30.0 -57.3 250 26 417.8 417.8 307.4 417.8 0.00 55 95 16634 -57.5 -87.5 1 30.0 -57.9 250 24 422.8 422.8 308.0 422.8 0.00 56 91 16905 -57.9 -87.9 1 30.0 -58.3 248 23 427.2 427.2 308.5 427.2 0.00 57 87 17188 -58.7 -87.7 1 29.0 -59.1 253 21 431.1 431.1 309.0 431.2 0.00 58 85 17333 -59.1 -88.1 1 29.0 -59.5 262 18 433.2 433.2 309.2 433.2 0.00 59 81 17635 -58.5 -88.5 1 30.0 -58.9 282 13 440.5 440.5 309.9 440.5 0.00 60 80 17714 -58.3 -88.3 1 30.0 -58.7 273 11 442.4 442.4 310.1 442.4 0.00 61 75 18118 -59.1 -88.1 1 29.0 -59.5 168 10 449.0 449.0 310.8 449.0 0.00 62 74 18202 -59.3 -88.3 1 29.0 -59.7 164 12 450.3 450.3 310.9 450.3 0.00 63 73 18288 -59.3 -88.3 1 29.0 -59.7 160 15 452.1 452.1 311.0 452.1 0.00 64 70 18550 -59.5 -88.5 1 29.0 -59.9 200 26 457.1 457.1 311.5 457.1 0.00 65 69 18641 -59.5 -88.5 1 29.0 -60.0 175 22 459.0 459.0 311.7 459.0 0.00 66 62 19310 -61.9 -89.9 1 28.0 -62.3 279 10 467.9 467.9 312.5 467.9 0.00 67 57 19831 -63.1 -91.1 1 28.0 -63.4 238 5 476.6 476.6 313.2 476.6 0.00 68 54 20167 -60.9 -90.9 1 30.0 -61.4 202 4 489.1 489.1 314.1 489.1 0.00 69 50 20650 -58.3 -88.3 1 30.0 -59.0 270 6 506.1 506.1 315.4 506.1 0.00 70 47 21038 -59.7 -88.7 1 29.0 -60.3 271 10 511.8 511.8 315.8 511.8 0.00 71 46 21172 -59.7 -88.7 1 29.0 -60.3 287 11 514.9 514.9 315.9 514.9 0.00 72 44 21451 -58.1 -88.1 1 30.0 -58.9 307 10 525.4 525.4 316.6 525.4 0.00 73 41 21896 -57.5 -87.5 1 30.0 -58.4 310 2 537.6 537.6 317.4 537.7 0.00 74 37 22543 -58.5 -87.5 1 29.0 -59.4 64 15 551.1 551.1 318.2 551.1 0.00 75 36 22715 -58.7 -87.7 1 29.0 -59.6 79 13 554.9 554.9 318.3 554.9 0.00 76 32 23459 -56.3 -86.3 1 30.0 -57.6 56 8 580.3 580.3 319.7 580.4 0.01 77 30 23870 -54.7 -84.7 1 30.0 -56.3 80 5 595.5 595.5 320.4 595.6 0.01 78 29 24087 -54.7 -84.7 1 30.0 -56.4 57 8 601.3 601.3 320.7 601.4 0.01 79 26 24782 -56.1 -85.1 1 29.0 -57.7 26 13 616.4 616.4 321.3 616.5 0.01 80 25 25031 -56.1 -85.1 1 29.0 -57.8 39 15 623.4 623.4 321.6 623.5 0.01 81 25 25031 -55.1 -84.1 2 29.0 -56.9 39 15 626.2 626.3 321.7 626.3 0.01 82 24 25291 -54.3 -83.3 2 29.0 -56.3 331 10 635.9 635.9 322.2 636.0 0.02 83 22 25848 -54.7 -83.7 2 29.0 -56.8 352 6 650.8 650.8 322.7 650.9 0.02 84 20 26460 -52.5 -81.5 2 29.0 -55.3 230 7 675.5 675.5 323.6 675.7 0.03 85 17 27516 -50.1 -79.1 2 29.0 -53.9 252 6 715.3 715.3 324.9 715.7 0.05 86 16 27914 -48.1 -78.1 2 30.0 -52.8 292 10 734.3 734.4 325.5 734.8 0.06 87 14 28799 -45.9 -75.9 2 30.0 -51.8 283 9 770.4 770.4 326.5 771.2 0.09 88 13 29290 -47.5 -76.5 2 29.0 -53.0 345 6 781.4 781.4 326.8 782.2 0.09 89 12 29820 -46.7 -75.7 2 29.0 -52.8 288 9 802.3 802.3 327.3 803.4 0.11 90 12 29820 -46.7 -75.7 2 29.0 -52.8 288 9 802.3 802.3 327.3 803.4 0.11 91 12 29820 -46.7 -75.7 2 29.0 -52.8 288 9 802.3 802.3 327.3 803.4 0.11 92 11 30400 -44.9 -73.9 2 29.0 -52.1 270 12 829.0 829.1 328.0 830.6 0.16 93 10 31040 -42.7 -72.7 2 30.0 -51.3 265 15 860.2 860.3 328.7 862.3 0.21 94 9.4 31460 -40.5 -71.5 2 31.0 -50.5 883.9 884.0 329.1 886.7 0.26 95 8.6 32067 -39.3 -69.3 3 30.0 -50.3 911.3 911.5 329.7 915.8 0.39 96 7.7 32829 -36.5 -68.5 2 32.0 -49.7 951.9 952.1 330.5 957.7 0.49 97 7.6 32920 -36.1 -68.1 2 32.0 -49.6 957.0 957.3 330.6 963.3 0.53 98 7.2 33296 -35.5 -66.5 3 31.0 -49.5 974.4 974.8 330.9 982.9 0.69 99 7.1 33393 -36.3 -67.3 3 31.0 -50.0 975.0 975.4 330.9 982.7 0.63 TRP 300 9210 -48.5 -55.5 44 7.0 -48.7 230 37 317.0 317.0 287.8 317.3 0.07 WND Sounding variables and indices 1000-500 mb thick: 5496.00 m Freezing level: Surface below freezing Freezing level: 780.91 mb = 2203.32 m = 7228.66 ft Freezing level: 709.00 mb = 2978.30 m = 9771.20 ft Wetbulb zero: Below ground Sfc-500 mean rel hum: 65.23 % Est. max temperature: 9.20 C = 48.56 F Sfc-Lift cond lev (LCL): 735.73 mb = 2681.53 m = 8797.56 ft T: 2.66 C 700-500 lapse rate: 7.83 C/km ThetaE index: 3.48 C Layer 721.0- 626.0 mb Conv cond level (CCL): 610.62 mb = 4151.48 m = 13620.18 ft Mean mixing ratio: 2.95 g/kg Conv temperature: 9.39 C = 48.90 F Cap Strength: 2.15 C Lifted Index: 1.56 C Risk: Showers probable Lifted Index @300 mb: 5.56 C Lifted Index @700 mb: 0.95 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.08 J/kg Max Up Vert Vel: 7.08 m/s Conv Inhibition (B-): 56061.36 J/kg Cap Strength: 2.15 C Lift Cond Lev (LCL): 633.79 mb = 3862.62 m = 12672.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 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 ---------------------------------------------------------- 0 782 2192 130 3 -2.3 1.9 | 99 15 -14.9 2.3 1 758 2438 360 8 -0.0 -8.0 | 59 15 -12.6 -7.6 2 730 2743 360 8 -0.0 -8.0 | 59 15 -12.6 -7.6 3 700 3079 340 8 2.7 -7.5 | 54 12 -9.9 -7.2 4 675 3353 305 9 7.4 -5.2 | 47 7 -5.2 -4.8 5 649 3658 295 8 7.3 -3.4 | 60 6 -5.3 -3.0 6 624 3962 230 9 6.9 5.8 | 137 8 -5.7 6.1 7 600 4267 220 9 5.8 6.9 | 137 10 -6.8 7.2 8 576 4572 220 10 6.4 7.7 | 142 10 -6.2 8.0 9 554 4877 220 14 9.0 10.7 | 162 12 -3.6 11.1 10 532 5182 240 17 14.7 8.5 | 193 9 2.1 8.9 11 511 5486 270 16 16.0 -0.0 | 264 3 3.4 0.4 12 500 5660 250 15 14.1 5.1 | 195 6 1.5 5.5 13 491 5791 250 16 15.0 5.5 | 203 6 2.4 5.8 14 471 6096 235 16 13.1 9.2 | 183 10 0.5 9.5 15 451 6401 240 19 16.5 9.5 | 201 11 3.9 9.9 16 432 6706 235 22 18.0 12.6 | 203 14 5.4 13.0 17 414 7010 235 29 23.8 16.6 | 213 20 11.2 17.0 18 400 7260 225 27 19.1 19.1 | 198 20 6.5 19.4 19 397 7315 230 27 20.7 17.4 | 205 19 8.1 17.7 20 379 7620 230 31 23.7 19.9 | 209 23 11.1 20.3 21 363 7925 240 35 30.3 17.5 | 225 25 17.7 17.9 22 347 8230 225 31 21.9 21.9 | 203 24 9.3 22.3 23 331 8534 215 35 20.1 28.7 | 194 30 7.5 29.0 24 303 9144 230 39 29.9 25.1 | 214 31 17.3 25.4 25 300 9210 230 37 28.3 23.8 | 213 29 15.7 24.1 26 289 9449 230 33 25.3 21.2 | 210 25 12.7 21.6 27 276 9754 250 29 27.3 9.9 | 235 18 14.7 10.3 28 264 10058 235 24 19.7 13.8 | 207 16 7.1 14.1 29 252 10363 240 24 20.8 12.0 | 214 15 8.2 12.4 30 250 10410 245 23 20.8 9.7 | 219 13 8.2 10.1 31 240 10668 255 22 21.3 5.7 | 235 11 8.7 6.0 32 230 10973 260 20 19.7 3.5 | 242 8 7.1 3.8 33 219 11278 245 20 18.1 8.5 | 212 10 5.5 8.8 34 209 11582 260 21 20.7 3.6 | 244 9 8.1 4.0 35 200 11880 250 23 21.6 7.9 | 228 12 9.0 8.2 36 191 12192 255 20 19.3 5.2 | 231 9 6.7 5.5 37 182 12497 240 23 19.9 11.5 | 212 14 7.3 11.9 38 173 12802 240 25 21.7 12.5 | 215 16 9.1 12.9 39 165 13106 255 22 21.3 5.7 | 235 11 8.7 6.0 40 158 13411 235 27 22.1 15.5 | 211 18 9.5 15.8 41 151 13716 230 25 19.2 16.1 | 202 18 6.6 16.4 42 150 13740 240 26 22.5 13.0 | 217 17 9.9 13.4 43 143 14021 245 26 23.6 11.0 | 224 16 11.0 11.3 44 137 14326 235 31 25.4 17.8 | 215 22 12.8 18.1 45 130 14630 245 25 22.7 10.6 | 223 15 10.1 10.9 46 124 14935 245 20 18.1 8.5 | 212 10 5.5 8.8 47 118 15240 240 23 19.9 11.5 | 212 14 7.3 11.9 48 113 15545 235 23 18.8 13.2 | 205 15 6.2 13.5 49 108 15850 230 28 21.4 18.0 | 206 20 8.9 18.4 50 100 16310 250 26 24.4 8.9 | 232 15 11.8 9.2 51 98 16459 250 26 24.4 8.9 | 232 15 11.8 9.2 52 93 16764 250 23 21.6 7.9 | 228 12 9.0 8.2 53 89 17069 245 23 20.8 9.7 | 219 13 8.2 10.1 54 80 17678 285 12 11.6 -3.1 | 20 3 -1.0 -2.8 55 77 17983 175 6 -0.5 6.0 | 116 15 -13.1 6.3 56 73 18288 160 15 -5.1 14.1 | 129 23 -17.7 14.4 57 70 18550 200 26 8.9 24.4 | 171 25 -3.7 24.8 58 70 18593 170 21 -3.6 20.7 | 142 27 -16.2 21.0 59 66 18898 205 26 11.0 23.6 | 176 24 -1.6 23.9 60 60 19507 315 2 1.4 -1.4 | 85 11 -11.2 -1.1 61 57 19812 240 5 4.3 2.5 | 109 9 -8.3 2.9 62 54 20117 205 2 0.8 1.8 | 100 12 -11.8 2.2 63 52 20422 185 11 1.0 11.0 | 134 16 -11.6 11.3 64 50 20650 270 6 6.0 -0.0 | 93 7 -6.6 0.4 65 49 20726 300 3 2.6 -1.5 | 83 10 -10.0 -1.1 66 47 21031 270 10 10.0 -0.0 | 98 3 -2.6 0.4 67 45 21336 305 13 10.6 -7.5 | 15 7 -2.0 -7.1 68 43 21641 310 5 3.8 -3.2 | 72 9 -8.8 -2.9 69 41 21946 310 2 1.5 -1.3 | 85 11 -11.1 -0.9 70 39 22250 5 4 -0.3 -4.0 | 74 13 -12.9 -3.6 71 37 22555 65 15 -13.6 -6.3 | 77 27 -26.2 -6.0 72 35 22860 90 12 -12.0 0.0 | 91 25 -24.6 0.4 73 34 23165 85 11 -11.0 -1.0 | 89 24 -23.6 -0.6 74 30 23774 25 5 -2.1 -4.5 | 74 15 -14.7 -4.2 75 30 23870 80 5 -4.9 -0.9 | 88 18 -17.5 -0.5 76 29 24079 55 8 -6.6 -4.6 | 78 20 -19.2 -4.2 77 28 24384 155 1 -0.4 0.9 | 96 13 -13.0 1.3 78 26 24689 15 12 -3.1 -11.6 | 54 19 -15.7 -11.2 79 25 24994 50 16 -12.3 -10.3 | 68 27 -24.9 -9.9 80 23 25603 250 4 3.8 1.4 | 101 9 -8.8 1.7 81 22 25908 15 7 -1.8 -6.8 | 66 16 -14.4 -6.4 82 21 26213 130 10 -7.7 6.4 | 109 21 -20.3 6.8 83 20 26460 230 7 5.4 4.5 | 124 9 -7.2 4.9 84 19 26822 230 7 5.4 4.5 | 124 9 -7.2 4.9 85 18 27127 235 4 3.3 2.3 | 106 10 -9.3 2.6 86 17 27432 225 7 4.9 4.9 | 125 9 -7.6 5.3 87 16 27737 305 5 4.1 -2.9 | 74 9 -8.5 -2.5 88 16 28042 285 12 11.6 -3.1 | 20 3 -1.0 -2.8 89 15 28346 305 10 8.2 -5.7 | 39 7 -4.4 -5.4 90 14 28651 280 11 10.8 -1.9 | 49 2 -1.8 -1.6 91 14 28956 285 8 7.7 -2.1 | 71 5 -4.9 -1.7 92 12 29566 30 5 -2.5 -4.3 | 75 16 -15.1 -4.0 93 12 29870 275 9 9.0 -0.8 | 83 4 -3.6 -0.4 94 10 31040 265 15 14.9 1.3 | 235 3 2.3 1.7 Wind Parameters Mean winds (0-6000m): 241.6 at 16.8 knts Storm direction: 271.6 at 12.6 knts Shear (0-3000m) pos: 1.3 neg: 2.1 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 96.0 deg Storm rel helicity (0-3000m) pos: 40.3 neg: -57.1 tot: -16.8 m^2/s^2 ave: -5.6 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.42 Bulk Shear: 60.35 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 6 7 64 15| 0.0 10.5 10.5| 0.0 -49.7 -49.7 -99.5 -0.88| 13.4-11.9 1000 355 7 59 14| 0.0 5.8 5.8| 0.0 -56.1 -56.1 -56.1 -0.75| 9.2 -6.9 1500 335 8 54 11| 0.0 3.8 3.8| 3.4 -57.0 -53.6 -35.7 -0.49| 8.2 -4.0 2000 313 8 53 8| 0.0 2.5 2.5| 11.8 -57.1 -45.3 -22.7 -0.16| 8.7 -1.4 2500 286 8 66 5| 0.0 2.5 2.5| 18.4 -57.1 -38.7 -15.5 -0.08| 7.5 -0.6 3000 264 9 113 4| 1.3 2.1 3.3| 40.3 -57.1 -16.8 -5.6 0.11| 7.8 0.9 4000 256 11 149 3| 1.0 1.9 2.9| 52.4 -67.4 -14.9 -3.7 0.08| 8.4 0.7 5000 247 14 180 6| 0.8 2.6 3.4| 72.2 -87.2 -15.0 -3.0 0.09| 8.3 0.7 6000 242 17 195 9| 1.0 2.2 3.3|123.7-137.3 -13.6 -2.3 0.08| 8.6 0.7 Wrote GIF file: /home/apache/climate/data/raob//KFGZ/skewt/KFGZ.skewt.20250429.12.gif