Space Environment Warning
Issued by NWS

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WOXX32 KWNP 181411

Space Weather Message Code: WARPX1
Serial Number: 426
Issue Time: 2014 Apr 18 1405 UTC

EXTENDED WARNING: Proton 10MeV Integral Flux above 10pfu expected
Extension to Serial Number: 425
Valid From: 2014 Apr 18 1400 UTC
Now Valid Until: 2014 Apr 19 1400 UTC
Warning Condition: Persistence
Predicted NOAA Scale: S1 - Minor

Comment: Corrects end time.
Potential Impacts: Radio - Minor impacts on polar HF (high frequency) radio propagation resulting in fades at lower frequencies.

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